Book and Journal Publications

(underline indicates students, research assistants or postdoctoral fellows; † = invited)

Refereed Book Publications

  1. Kurian V, Gill M, Dhakal B, Kumar A. Recent trends in the pyrolysis and gasification of lignocellulosic biomass. In: Gurunathan B, Sahadevan R (eds.) Bioenergy and Biofuels, Vol. 2, Elsevier Inc., Amsterdam, The Netherlands, 2022, 511-552 (†). https://doi.org/10.1016/B978-0-323-90040-9.00028-X
  2. Rahman MM, Oni AO, Gemechu ED, Kumar A. Environmental impact assessments of compressed air energy storage systems: A review. In: Fokaides PA, Kylili A, Georgali P (eds.) Environmental Assessment of Renewable Energy Conversion Technologies, Elsevier Inc., Amsterdam, The Netherlands, 2022, 249-276 (†). https://doi.org/10.1016/B978-0-12-817111-0.00003-6
  3. Gemechu ED, Kumar A. The environmental performance of hydrogen production pathways based on renewable sources. In: Ren J (ed.). Renewable-Energy-Driven Future: Technologies, Applications, Sustainability and Policies, Academic Press, The Netherlands, 2020, 376-406 (†). https://doi.org/10.1016/B978-0-12-820539-6.00012-1
  4. Akbari M, Oyedun AO, Kumar A. A review of the value-added chemicals and materials from bio-based lignin feedstocks. In: Choudhury I, Hashmi S (eds.). Encyclopedia of Renewable and Sustainable Materials, Vol. 3, Elsevier Inc., Amsterdam, The Netherlands, 2020, 187-200 (†). https://doi.org/10.1016/B978-0-12-803581-8.11553-X
  5. Oyedun AO, Patel M, Kumar M, Kumar A. Upgrading of bio-oil via hydrodeoxygenation. In: Crocker M, Santillan-Jimenez E (ed.). Chemical Catalysts for Biomass Upgrading. Wiley-VCH, 2020, 35-60 (†). https://doi.org/10.1002/9783527814794.ch2
  6. Gemechu ED, Oyedun AO, Nogueira Jr E, Kumar A. Life cycle assessment to evaluate environmental performance of thermochemical processing of biomass. In: Brown R (ed.). Thermochemical Processing of Biomass: Conversion into Fuels, Chemicals and Power, 2nd ed. Wiley, UK, 2019, 355-373 (†). https://doi.org/10.1002/9781119417637.ch11
  7. Kumar M, Oyedun AO, Kumar A. Biohydrogen production from bio-oil via hydrothermal liquefaction. In: Pandey A, Larroche C, Claude-Gilles D, Gnansounou E, Khanal SK, Ricke SC, (eds.). Biofuels: Alternative Feedstocks and Conversion Processes, Second Edition, Elsevier Inc., Amsterdam, The Netherlands, 2019, 715-732 (†). https://doi.org/10.1016/B978-0-12-816856-1.00029-4
  8. Oyedun AO, Kumar A. An assessment of the impacts of biomass processing methods on power generation. In: Abraham M (ed.). Encyclopedia of Sustainable Technologies, Elsevier Inc., Amsterdam, The Netherlands, 2017, pp. 153-170 (†). https://doi.org/10.1016/B978-0-12-409548-9.10531-7
  9. Olateju, B, Kumar, A. Clean energy-based production of hydrogen: an energy carrier. In: Yan J (ed.). The Handbook of Clean Energy Systems, Volume 5, Part 3, John Wiley & Sons, Ltd, Chichester, UK, 2015, 2593-2622 (†). https://doi.org/10.1002/9781118991978.hces199
  10. Kumar A, Sarkar S. Biohydrogen production from bio-oil. In: Pandey A, Larroche C, Gnansounou E, Ricke SC, Claude-Gilles D (eds.). Biofuels: Alternative Feedstocks and Conversion Processes, First Edition, Elsevier Inc., Amsterdam, The Netherlands, 2011, 481-497 (†). https://doi.org/10.1016/B978-0-12-385099-7.00022-X

Refereed Journal Publications

  1. Clark G, Davis M, Kumar A. The development of framework to compare carbon capture and storage technologies as a means of decarbonizing cement production, Renewable & Sustainable Energy Reviews, 214: 115556, 2025. https://doi.org/10.1016/j.rser.2025.115556
  2. Sebastian R, Billal MM, Kumar A. The development of a framework to assess waste and biomass availability: A case study for Canada, Resources, Conservation & Recycling, 215: 108170, 2025. https://doi.org/10.1016/j.resconrec.2025.108170
  3. Baritto M, Oni AO, Kumar A. Life cycle GHG emissions assessment of vanadium recovery from spent catalysts from bitumen upgraders, Fuel, 387: 134445, 2024. https://doi.org/10.1016/j.fuel.2025.134445
  4. Coraca G, Davis M, Kumar A. Long-term integrated assessment of the water, GHG, and cost impacts of a transition to low-carbon hydrogen production, Journal of Cleaner Production, 491: 144758, 2025. https://doi.org/10.1016/j.jclepro.2025.144758
  5. Billal M, Sebastian RM, Kumar A. Developing a GIS-based MINLP framework for optimizing the waste-to-energy supply chain with plant scale considerations, Journal of Cleaner Production, 490: 144709, 2025. https://doi.org/10.1016/j.jclepro.2025.144709
  6. Baritto M, Oni AO, Kumar A. Vanadium recovery from oil sands petcoke fly ash: a comprehensive techno-economic assessment, Waste Management, 194: 249-257, 2025. https://doi.org/10.1016/j.wasman.2025.01.018
  7. Mohan O, Kurian V, Kumar A. Comparison of Drag Reduction Characteristics during Hydro-Transport of Comminuted Wood Chips through Pipelines, Journal of the ASABE, In Press, 2024.
  8. Khanna D, Gemechu E, Mahbub N, Kumar A. Life cycle assessment of a battery electric vehicle and a hydrogen fuel cell vehicle: The impact of driving pattern and climatic conditions on environmental performance, Environmental Impact Assessment Review, 110: 107680, 2024. https://doi.org/10.1016/j.eiar.2024.107680
  9. Mohan O, Kurian V, Pradhan P. Kumar A, Quantitative estimation and comparative assessment of particle morphological features and energy requirement during hammer milling of softwood chips and wheat straw, Journal of the ASABE, 67(5): 1245-1262, 2024. https://doi.org/10.13031/ja.15974
  10. Dhakal B, Kurian V, Bhattacharjee N, Gupta R, Olfert J, Kostiuk L, Hornung A, Kumar A. Comparative study of the thermo-catalytic reforming of agricultural and forest residue and advanced characterization of final products in a cold climate. The Canadian Journal of Chemical Engineering, pp. 1-18, 2024. https://doi.org/10.1002/cjce.25360
  11. Baritto M, Oni AO, Kumar A. Life cycle GHG emissions assessment of vanadium recovery from bitumen-derived petcoke fly ash, Journal of Environmental Management, 363: 121377, 2024. https://doi.org/10.1016/j.jenvman.2024.121377
  12. Clark G, Davis M, Kumar A. Assessment of fuel switching as a decarbonization strategy in the cement sector, Energy Conversion and Management, 312: 118585, 2024. https://doi.org/10.1016/j.enconman.2024.118585
  13. Hoque M, Oni AO, Kumar A. A comprehensive assessment of the integration of solvent and steam for the extraction of bitumen through development of novel process models, SPE Journal, 2024, In Press. https://doi.org/10.2118/218412-PA
  14. Billal MM, Sebastian RM, Kumar A. The development of an integrated GIS-based optimization framework for power generation from municipal solid waste-to-energy facilities, Journal of Cleaner Production, 2023, 434: 139865. https://doi.org/10.1016/j.jclepro.2023.139865
  15. Haider M, Davis M, Kumar A. Development of a framework to assess the greenhouse gas mitigation potential from the adoption of low-carbon road vehicles in a hydrocarbon-rich region, Applied Energy, 2023, 122335. https://doi.org/10.1016/j.apenergy.2023.122335
  16. Tran TV, Gemechu E, Oni AO, Carrier Y, Tezel H, Kumar A. Developing a framework to evaluate the life cycle energy and greenhouse gas emissions of space heating system using zeolite 13X as an adsorbent material, Journal of Energy Storage, 2023, 74: 109443. https://doi.org/10.1016/j.est.2023.109443
  17. Baritto M, Oni AO, Kumar A. The development of a techno-economic model for the assessment of asphaltene-based carbon fiber production, Journal of Cleaner Production, 2023, 428: 139489. https://doi.org/10.1016/j.jclepro.2023.139489
  18. Patel P, Vaez M, Billal MM, Kumar A. Development of data-intensive techno-economic models for the assessment of a biomass, waste heat and MSW integrated waste-to-value-added facility, Resources, Conservation & Recycling Advances, 2023, 20: 200188. https://doi.org/10.1016/j.rcradv.2023.200188
  19. Akbari M, Kumar A. The development of data-intensive techno-economic models for the comparison of renewable natural gas production from six different biomass feedstocks for the decarbonization of energy demand sectors, Fuel, 2023, 358: 130107. https://doi.org/10.1016/j.fuel.2023.130107
  20. Javed K, Kurian V, Kumar A. Experimental study on two-phase (solid-liquid) flows of ground wheat straw in inclined pipes, Journal of the ASABE, 2024, 67(1): 68-90. https://doi.org/10.13031/ja.15730
  21. Di Lullo G, Oni AO, Kumar A. The development of complex engineering models using artificial neural network-based proxy models for life cycle assessments of energy systems, Renewable & Sustainable Energy Reviews, 2023, 184: 113583. https://doi.org/10.1016/j.rser.2023.113583
  22. Owttrim C, Davis M, Kumar A. A novel technology-explicit framework for predicting the efficiency of industrial device retrofits in stock turnover models for the pulp and paper sector, Energy Efficiency, 2023, 16:71. https://doi.org/10.1007/s12053-023-10150-4
  23. Islam MS, Sebastian RM, Kurian V, Billal MM, Kumar A. Development of a framework through integration of the geographical information system and fuzzy analytic hierarchy process for selection of optimal sites for location of municipal solid waste-to-value-added facilities, Biofuels, Bioproducts & Biorefining, 2023. https://doi.org/10.1002/bbb.2530
  24. Okunlola A, Davis M, Kumar A. Assessing the cost competitiveness of electrolytic hydrogen production from small modular nuclear reactor-based power plants: a price-following perspective, Applied Energy, 2023, 346: 121290. https://doi.org/10.1016/j.apenergy.2023.121290
  25. Baritto M, Oni AO, Kumar A. Estimation of life cycle greenhouse gas emissions of asphaltene-based carbon fibers derived from oil sands bitumen, Sustainable Materials and Technologies, 2023, 36: e00627. https://doi.org/10.1016/j.susmat.2023.e00627
  26. Javed K, Kurian V, Kumar A. The Development of Empirical Correlations to Understand the Frictional Behavior of Aqueous Biomass Slurry Flows in Vertical Pipes, Journal of the ASABE, 2023, 66(4): 969-986. https://doi.org/10.13031/ja.15498
  27. Oni AO, Toro Monsalve I, Kumar A. The development of life cycle greenhouse gas emission footprints of novel pathways for the solvent-assisted and solvent-electromagnetic heating oil sands extraction processes, Fuel, 2023, 346: 128399. https://doi.org/10.1016/j.fuel.2023.128399
  28. Morimoto S, Kitagawa N, Bensebaa F, Kumar A, Kataoka S, Taniguchi S. Scenario assessment of introducing carbon utilization and carbon removal technologies considering future technological transition based on renewable energy and direct air capture, Journal of Cleaner Production, 2023, 402: 136763. https://doi.org/10.1016/j.jclepro.2023.136763
  29. Maurya J, Gemechu E, Kumar A. Life cycle assessment of earth-abundant photocatalysts for enhanced photocatalytic hydrogen production, International Journal of Hydrogen Energy, 2023, 48: 52, pp. 20077-20095.
  30. Maurya J, Gemechu E, Kumar A. The development of techno-economic assessment models for hydrogen production via photocatalytic water splitting, Energy Conversion and Management, 2023, 279: 116750. https://doi.org/10.1016/j.enconman.2023.116750
  31. Anaya K, Oni AO, Kumar A. Investigating the techno-economic and environmental performance of chemical looping technology for hydrogen production. Sustainable Energy Technologies and Assessments, 2023, 56: 103008. https://doi.org/10.1016/j.seta.2022.103008
  32. Sreekumar A, Mohan O, Kurian V, Mvolo C, Kumar A. A review of Canadian wood conversion technologies for the production of fuels and chemicals. The Canadian Journal of Chemical Engineering, 2023, 101: 4331–4359. https://doi.org/10.1002/cjce.24820
  33. Javed K, Kurian V, Kumar A. Comparison of corn stover and wheat straw slurry flow in vertical pipes, Biosystems Engineering, 2022, 224: pp. 259-282. https://doi.org/10.1016/j.biosystemseng.2022.10.013
  34. Giwa T, Akbari M, Kumar A. Assessment of the Greenhouse Gas Emission Footprint of a Biorefinery Over its Life Cycle, Energy Conversion and Management, 2022, 271: 116327. https://doi.org/10.1016/j.enconman.2022.116327
  35. Azizi SMM, Basem SZ, Nervana H, Kumar A, Dhar B. Pilot-scale investigation of carbon cloth as an additive for enhancing high-solids anaerobic digestion and mitigating antibiotic resistance, Bioresource Technology, 2023, 385: 129411.
  36. Davis M, Okunlola A, Di Lullo G, Giwa T, Kumar A. The greenhouse gas reduction potential and cost-effectiveness of economy-wide hydrogen-natural gas blending, Renewable and Sustainable Energy Reviews, 2023, 171: 112962. https://doi.org/10.1016/j.rser.2022.112962
  37. Albuquerque FP, Dastyara W, Azizia SMM, Zakaria BS, Kumar A, Dhar BR. Carbon cloth amendment for boosting high-solids anaerobic digestion with percolate recirculation: Spatial patterns of microbial communities, Chemosphere, 2022, 307: 135606. https://doi.org/10.1016/j.chemosphere.2022.135606
  38. Giwa T, Akbari M, Kumar A. Techno-economic assessment of an integrated biorefinery producing bio-oil, ethanol, and hydrogen, Fuel, 2023, Fuel, 332: 126022. https://doi.org/10.1016/j.fuel.2022.126022
  39. Rahman MM, Gemechu E, Oni AO, Kumar A. The development of techno-economic models for assessment of cost of energy storage for vehicle-to-grid applications in a cold climate, Energy, 2023, 262A: 125398. https://doi.org/10.1016/j.energy.2022.125398
  40. Javed K, Kurian V, Kumar A. The effect of particle size and concentration on the frictional behavior of vertical upward flows of wheat straw aqueous slurries, Chemical Engineering Research and Design, 2022, 186: 314-627. https://doi.org/10.1016/j.cherd.2022.08.024
  41. Di Lullo G, Giwa T, Okunlola A, Davis M, Mehedi T, Oni A, Kumar A. Large-scale, long-distance land-based hydrogen transportation systems: a comparative techno-economic and greenhouse gas emission assessment. International Journal of Hydrogen Energy, 2022, 47(83): pp. 35293-35319. https://doi.org/10.1016/j.ijhydene.2022.08.131
  42. Rahman W, Patel M, Kurian V, Kumar A. A comparative techno-economic assessment of fast pyrolysis, hydrothermal liquefaction, and intermediate pyrolysis of municipal solid waste for liquid transportation fuels production, Energy Conversion and Management, 2022, 267: 115877. https://doi.org/10.1016/j.enconman.2022.115877
  43. Gemechu E, Kumar A. A review of how life cycle assessment has been used to assess the environmental impacts of hydropower energy, Renewable and Sustainable Energy Reviews, 2022, 167: 112684. https://doi.org/10.1016/j.rser.2022.112684
  44. Baritto M, Oni AO, Kumar A. The development of a techno-economic model for assessment of vanadium recovery from bitumen upgrading spent catalyst, Journal of Cleaner Production, 2021, 363: 132376. https://doi.org/10.1016/j.jclepro.2022.132376
  45. Okunlola A, Davis M, Kumar A. The development of an assessment framework to determine the technical hydrogen production potential from wind and solar energy, Renewable and Sustainable Energy Reviews, 2022, 166: 112610. https://doi.org/10.1016/j.rser.2022.112610
  46. Owttrim C, Davis M, Kumar A. Energy efficiency as a critical resource to achieve carbon neutrality in the pulp and paper sector, Journal of Cleaner Production, 2022, 360: 132084. https://doi.org/10.1016/j.jclepro.2022.132084
  47. Sapkota K, Gemechu E, Oni AO, Kumar A, Linwei M. Greenhouse gas emissions from Canadian oil sands supply chains to China, Energy,  2022, 251: 123850. https://doi.org/10.1016/j.energy.2022.123850
  48. Owttrim C, Davis M, Kumar A. Development of technology-explicit energy saving bandwidths: a case study for the pulp and paper sector, Energy Conversion and Management, 2022, 258: 115535. https://doi.org/10.1016/j.enconman.2022.115535.
  49. Mehedi TH, Gemechu E, Kumar A. Life cycle greenhouse gas emissions and energy footprints of utility-scale solar energy systems, Applied Energy, 2021, 314: 118918. https://doi.org/10.1016/j.apenergy.2022.118918
  50. Toro Monsalve I, Oni A, Kumar A. Assessment of the solvent-electromagnetic heating-based bitumen extraction technology through techno-economic modelling. Fuel, 2021, 320: 123847. https://doi.org/10.1016/j.fuel.2022.123847
  51. Oni AO, Anaya K, Giwa T, Di Lullo G, Kumar K. Comparative assessment of blue hydrogen from steam methane reforming, autothermal reforming, and natural gas decomposition technologies for natural gas-producing regions. Energy Conversion and Management, 2021, 254: 115245. https://doi.org/10.1016/j.enconman.2022.115245
  52. Toro Monsalve I, Oni A, Kumar A. Development of techno-economic models for assessment of solvent-based bitumen extraction technology. Energy Conversion and Management, 2022, 253: 115142. https://doi.org/10.1016/j.enconman.2021.115142
  53. Okunlola A, Giwa T, Di Lullo G, Davis M, Gemechu E, Kumar A. Techno-economic assessment of low-carbon hydrogen export from Western Canada to Eastern Canada, the USA, the Asia-Pacific, and Europe. International Journal of Hydrogen Energy, 2022, 47(10): 6453-6477. https://doi.org/10.1016/j.ijhydene.2021.12.025
  54. Rahman M, Gemechu E, Oni A, Kumar A. Energy and environmental footprints of flywheels for utility-scale energy storage applications. e-Prime, 2021, 1: 100020. https://doi.org/10.1016/j.prime.2021.100020
  55. Agrawal N, Patrick T, Davis M, Ahiduzzaman Md, Kumar A. Analysis of Canada’s water use: Tracing water flow from source to end use. Canadian Water Resources Journal, 2021, 47(1): 19-39. https://www.tandfonline.com/doi/full/10.1080/07011784.2021.1994884
  56. Das S, Mathanker A, Pudasainee D, Khan M, Kumar A, Gupta A. Synergistic effect of water and co-solvents on the hydrothermal liquefaction of agricultural biomass to produce heavy oil, International Journal of Energy for a Clean Environment, 2022, 23(4): 31-45. https://doi.org/10.1615/InterJEnerCleanEnv.2022040354
  57. Soleimanzade MA, Kumar A, Sadrzadeh M. Novel data-driven energy management of a hybrid photovoltaic-reverse osmosis desalination system using deep reinforcement learning, Applied Energy, 2022, 317: 119184. https://doi.org/10.1016/j.apenergy.2022.119184
  58. Javed K, Vaezi M, Kurian V, Kumar A. Frictional behavior of wheat straw-water suspensions in vertical upward flows, Biosystems Engineering, 2021, 212: 30-45. https://doi.org/10.1016/j.biosystemseng.2021.09.016
  59. Radpour S, Gemechu E, Ahiduzzaman M, Kumar A. Developing a framework to assess the long-term adoption of renewable
    energy technologies in the electric power sector: the effects of carbon price and economic incentives. Renewable and Sustainable Energy Reviews, 152: 111663. https://doi.org/10.1016/j.rser.2021.111663
  60. Radpour S, Mondal MAH, Paramashivan D, Kumar A. The development of a novel framework based on a review of market penetration models for energy technologies. Energy Strategy Reviews, 2021, 38: 100704. https://doi.org/10.1016/j.esr.2021.100704
  61. Gill M, Kurian V, Kumar A, Stenzel F, Hornung A, Gupta R, Thermo-catalytic reforming of alberta-based biomass feedstock to produce biofuels. Biomass and Bioenergy, 2021, 152: 106203. https://doi.org/10.1016/j.biombioe.2021.106203
  62. Rao H, Gemechu E,  Thakur U, Shankar K, Kumar A Life cycle assessment of high-performance monocrystalline titanium dioxide nanorod-based perovskite solar cells. Solar Energy Materials and Solar Cells, 2021, 230: 111288. https://doi.org/10.1016/j.solmat.2021.111288
  63. Tran TV, Oni AO, Gemechu E, Carrier Y, Tezel H, Kumar A. Developing a techno-economic model to evaluate the cost performance of a zeolite 13X-based space heating system. Energy Conversion & Management, 2021, 244: 114325. https://doi.org/10.1016/j.enconman.2021.114325
  64. Mehedi T, Gemechu E, Davis M, Kumar A. A framework to identify marginal electricity production technologies for consequential life cycle assessment: A case study of the electricity sector. Sustainable Energy Technologies and Assessments, 2021, 47: 101450. https://doi.org/10.1016/j.seta.2021.101450
  65. Rahman MM, Gemechu E, Oni AO, Kumar A. The greenhouse gas emissions’ footprint and net energy ratio of utility-scale electro-chemical energy storage systems. Energy Conversion and Management, 2021, 244: 114497. https://doi.org/10.1016/j.enconman.2021.114497
  66. Rao H, Gemechu E, Thakur U, Shankar K, Kumar A. Techno-economic assessment of titanium dioxide nanorod-based perovskite solar cells: from lab-scale to large-scale manufacturing. Applied Energy, 2021, 298: 117251. https://doi.org/10.1016/j.apenergy.2021.117251
  67. Patel P, Vaezi M, Sebastian R, Kumar A. The Development of a GIS-Based Framework to Locate Biomass and Municipal Solid Waste Collection Points for an Optimal Waste Conversion Facility. Transactions of the ASABE, 2021, 64(5):1671-1691.  https://doi.org/10.13031/trans.14253
  68. Rahman MM, Gemechu E, Oni AO, Kumar A. The development of a techno-economic model for the assessment of the cost of flywheel energy storage systems for utility-scale stationary applications. Sustainable Energy Technologies and Assessments, 2021, 47: 101382. https://doi.org/10.1016/j.seta.2021.101382
  69. Akbari M, Oyedun AO, Gemechu E, Kumar A. Comparative life cycle energy and greenhouse gas footprints of dry and wet torrefaction processes of various biomass feedstocks. Journal of Environmental Chemical Engineering, 2021, 9: 105415. https://doi.org/10.1016/j.jece.2021.105415
  70. Di Lullo G, Oni A, Kumar A. Blending blue hydrogen with natural gas for direct consumption: Examining the effect of hydrogen concentration on transportation and well-to-combustion greenhouse gas emissions. International Journal of Hydrogen Energy, 2021, 46(36): 19202-19216. https://doi.org/10.1016/j.ijhydene.2021.03.062
  71. Gupta A, Davis M, Kumar A. An integrated assessment framework for the decarbonization of the electricity generation sector. Applied Energy, 2021, 288: 116634. https://doi.org/10.1016/j.apenergy.2021.116634
  72. Radpour S, Gemechu E, Kumar A, Ahiduzzaman M. Development of a framework for the assessment of the market penetration of novel in situ bitumen extraction technologies. Energy, 220: 119666. https://doi.org/10.1016/j.energy.2020.119666
  73. Rahman MM, Oni AO, Gemechu E, Kumar A. The development of techno-economic models for the assessment of utility-scale electro-chemical battery storage systems. Applied  Energy, 283: 116343. https://doi.org/10.1016/j.apenergy.2020.116343
  74. Mathanker A, Das S, Pudasainee D, Khan M, Kumar A, Gupta R. A review of hydrothermal liquefaction of biomass for biofuels production with a special focus on the effect of process parameters, co-solvents, and extraction solvents, Energies, 2021, 14, 4916. https://doi.org/10.3390/en14164916
  75. Davis M, Moronkeji A, Ahiduzzaman M, Kumar A. Assessment of renewable energy transition pathways for a fossil fuel-dependent electricity-producing jurisdiction, Energy for Sustainable Development, 2020, 59: 243-261. https://doi.org/10.1016/j.esd.2020.10.011
  76. Faghani A, Sen S, Vaezi M,  Kumar A. Rheology of fiber suspension flows in pipeline hydro-transport of biomass feedstock. Biosystems Engineering, 2020, 200: 284-297. https://doi.org/10.1016/j.biosystemseng.2020.10.009
  77. Wang R, Chang S, Cui X, Li J; Ma L, Kumar A, Nie Y, Cai W. Retrofitting coal-fired power plants with biomass co-firing and CCS for net zero carbon emission: A plant-by-plant assessment based on GIS-LCA framework. GCB Bioenergy, 2021, 13(1): 143-160. https://doi.org/10.1111/gcbb.12756
  78. Kumar M, Oyedun AO, Kumar A. A parametric study through the modeling of hydrothermal gasification for hydrogen production from algal biomass. The Canadian Journal of Chemical Engineering, 2021, 99:S39–S54. https://doi.org/10.1002/cjce.23999
  79. Rahman MM, Oni AO, Gemechu E, Kumar A. Assessment of energy storage technologies: A review. Energy Conversion and Management, 2020, 223: 113295. https://doi.org/10.1016/j.enconman.2020.113295
  80. Morato T, Vaezi M, Kumar A. Techno-economic assessment of biomass combustion technologies to generate electricity in South America: A case study for Bolivia. Renewable & Sustainable Energy Reviews, 2020, 134: 110154. https://doi.org/10.1016/j.rser.2020.110154
  81. Janzen R, Davis M, Kumar A. Evaluating long-term greenhouse gas mitigation opportunities through carbon capture, utilization, and storage in the oil sands. Energy, 2020, 209: 118364. https://doi.org/10.1016/j.energy.2020.118364
  82. Akbari M, Oyedun AO, Kumar A. Techno-economic assessment of wet and dry torrefaction of biomass feedstock. Energy, 2020, 207: 118287. https://doi.org/10.1016/j.energy.2020.118287
  83. Talaei A, Ahiduzzaman M, Davis M, Gemechu E, Kumar A. Potential for energy efficiency improvement and greenhouse gas mitigation from Canada’s iron and steel industry. Energy Efficiency, 2020, 13(6): 1213-1243. https://doi.org/10.1007/s12053-020-09878-0
  84. Janzen R, Davis M, Kumar A. Greenhouse gas emission abatement potential and associated costs of integrating renewable and low carbon energy technologies into the Canadian oil sands. Journal of Cleaner Production, 2020, 272: 122820. https://doi.org/10.1016/j.jclepro.2020.122820
  85. Janzen R, Davis M, Kumar A. An assessment of opportunities for cogenerating electricity to reduce greenhouse gas emissions in the oil sands. Energy Conversion and Management, 2020, 211: 112755. https://doi.org/10.1016/j.enconman.2020.112755
  86. Vaezi M, Kabir MR, Kumar A. Monitoring moisture and inorganic contents of forest harvesting residues for energy production purposes: a case study. Canadian Biosystems Engineering Journal, 2020, 61: 8.01-8.12. https://doi.org/10.7451/CBE.2019.61.8.1
  87. Mathanker A, Pudasainee D, Kumar A, Gupta R. Hydrothermal liquefaction of Alberta based biomass feedstock to produce biofuels: parametric study and products characterization, Fuel, 2020, 271: 117534. https://doi.org/10.1016/j.fuel.2020.117534
  88. Pankratz S, Kumar M, Oyedun AO, Gemechu E, Kumar A. Environmental performances of diluents and hydrogen production pathways from microalgae in cold climates: open raceway ponds and photobioreactors coupled with thermochemical conversion, Algal Research, 2020, 47: 101815. https://doi.org/10.1016/j.algal.2020.101815
  89. Di Lullo G, Oni AO, Gemechu E, Kumar A. Developing a greenhouse gas life cycle assessment framework for natural gas transmission pipelines, Journal of Natural Gas Science & Engineering, 2020, 75: 103136. https://doi.org/10.1016/j.jngse.2019.103136
  90. Talaei A, Oni AO, Ahiduzzaman M, Roychaudhuri PS, Rutherford J, Kumar A. Assessment of the impacts of process-level energy efficiency improvement on greenhouse gas mitigation potential in the petroleum refining sector, Energy, 2020, 191: 116243. https://doi.org/10.1016/j.energy.2019.116243
  91. Katta AK, Davis M, Kumar A. Assessment of greenhouse gas mitigation options for the iron, gold, and potash mining sectors, Journal of Cleaner Production, 2020, 245: 118718. https://doi.org/10.1016/j.jclepro.2019.118718
  92. Talaei A, Gemechu E, Kumar A. Key factors affecting greenhouse gas emissions in Canada’s industrial sector: A decomposition analysis, Journal of Cleaner Production, 2020, 246: 119026. https://doi.org/10.1016/j.jclepro.2019.119026
  93. Thaker S, Oni AO, Gemechu E, Kumar A. Evaluating energy and greenhouse gas emission footprints of thermal energy storage systems for concentrated solar power applications, Journal of Energy Storage, 2019, 26: 100992. https://doi.org/10.1016/j.est.2019.100992
  94. Kumar M, Oyedun AO, Kumar A. A comparative techno-economic analysis of algal thermochemical conversion technologies for diluent production, Energy Technology, 2019, 1900828. https://doi.org/10.1002/ente.201900828
  95. Nie Y, Chang S, Cai W, Kumar A, Wang C, Yu L, Huang G, Ding Q. Spatial distribution of usable biomass feedstock and technical bioenergy potential, GCB Bioenergy, 2020, 12(1): 54-70. https://doi.org/10.1111/gcbb.12651
  96. Katta AK, Davis M, Kumar A. Development of disaggregated energy use and greenhouse gas emission footprints in Canada’s iron, gold, and potash mining sectors of Canada, Resources, Conservation & Recycling, 2020, 152: 104485. https://doi.org/10.1016/j.resconrec.2019.104485
  97. Katta A, Davis M, Subramanyam V, Dar AF, Mondal MAH, Ahiduzzaman M, Kumar A. Assessment of energy demand-based greenhouse gas mitigation options for Canada’s oil sands, Journal of Cleaner Production, 2019, 20: 118306. https://doi.org/10.1016/j.jclepro.2019.118306
  98. Di Lullo G, Gemechu E, Oni AO, Kumar A. Extending sensitivity analysis using regression to effectively disseminate life cycle assessment results, The International Journal of Life Cycle Assessment, 2019, 25(2): 222-239. https://doi.org/10.1007/s11367-019-01674-y
  99. Safaei M, Oni AO, Gemechu E, Kumar A. Evaluation of energy and greenhouse gas emissions of bitumen-derived fuels from toe-to-heel air injection extraction technology, Fuel, 2019, 256: 115930. https://doi.org/10.1016/j.fuel.2019.115930
  100. Safaei M, Oni AO, Gemechu E, Kumar A. Evaluation of energy and GHG emissions’ footprints of bitumen extraction using Enhanced Solvent Extraction Incorporating Electromagnetic heating technology, Energy, 2019, 186: 115854. https://doi.org/10.1016/j.energy.2019.115854
  101. Chowdhury B, Lin L, Dhar BR, Islam, MN, McCartney D, Kumar A. Enhanced biomethane recovery from fat, oil, and grease through co-digestion with food waste and addition of conductive materials, Chemical Engineering Journal, 2019, 236: 124362. https://doi.org/10.1016/j.chemosphere.2019.124362
  102. Patel M, Oyedun AO, Kumar A, Doucette J. The development of a cost model for two supply chain networks of the decentralized pyrolysis system to produce bio-oil, Biomass and Bioenergy, 2019, 128: 105287. https://doi.org/10.1016/j.biombioe.2019.105287
  103. Mahbub N, Gemechu E, Zhang H, Kumar A. The life cycle greenhouse gas emission benefits from alternative uses of biofuel coproducts, Sustainable Energy Technologies and Assessments, 2019, 34: 173-186. https://doi.org/10.1016/j.seta.2019.05.001
  104. Akbari M, Oyedun AO, Kumar A. Comparative energy and techno-economic analyses of two different configurations for hydrothermal carbonization of yard waste, Bioresource Technology Reports, 2019, 7: 100210. https://doi.org/10.1016/j.biteb.2019.100210
  105. Pankratz S, Oyedun AO, Kumar A. Development of cost models of algae production in a cold climate using different production systems, Biofuels, Bioproducts & Biorefining, 2019, 13(5): 1246-1260. https://doi.org/10.1002/bbb.2015
  106. Patel M, Oyedun AO, Kumar A, Gupta R. What is the production cost of renewable diesel from woody biomass and agricultural residue based on experimentation? A comparative assessment, Fuel Processing Technology, 2019, 191: 79-92. https://doi.org/10.1016/j.fuproc.2019.03.026
  107. Kumar M, Oyedun AO, Kumar A. A comparative analysis of hydrogen production from the thermochemical conversion of algal biomass, International Journal of Hydrogen Energy, 2019, 44 (21): 10384-10397. https://doi.org/10.1016/j.ijhydene.2019.02.220
  108. Morato T, Vaezi M, Kumar A. Developing a framework to optimally locate biomass collection points to improve the biomass-based energy facilities locating procedure – A case study for Bolivia, Renewable & Sustainable Energy Reviews, 2019, 107: 183-199. https://doi.org/10.1016/j.rser.2019.03.004
  109. Soiket MD, Oni AO, Kumar A. The development of a process simulation model for energy consumption and greenhouse gas emissions of a vapor solvent-based oil sands extraction and recovery process, Energy, 2019, 173: 799-808. https://doi.org/10.1016/j.energy.2019.02.109
  110. Pankratz A, Oyedun AO, Kumar A. Novel satellite based analytical model developed to predict microalgae yields in open pond raceway systems and applied to Canadian sites, Algal Research, 2019, 39: 101431. https://doi.org/10.1016/j.algal.2019.101431
  111. Soiket MD, Oni AO, Gemechu E, Kumar A. Life cycle assessment of greenhouse gas emissions of upgrading and refining bitumen from the solvent extraction process, Applied Energy, 2019, 240: 236-250. https://doi.org/10.1016/j.apenergy.2019.02.039
  112. Kapila S, Oni AO, Gemechu E, Kumar A. The development of net energy ratios and life cycle greenhouse gas emissions of large-scale mechanical energy storage systems, Energy, 2019, 170: 592-603. https://doi.org/10.1016/j.energy.2018.12.183
  113. Talaei A, Pier D, Iyer AV, Ahiduzzaman M, Kumar A. Assessment of long-term energy efficiency improvement and greenhouse gas emissions mitigation options for the cement industry, Energy, 2019, 170:1051-1066. https://doi.org/10.1016/j.energy.2018.12.088
  114. Morato T, Vaezi M, Kumar A. Assessment of energy production potential from agricultural residues in Bolivia, Renewable & Sustainable Energy Reviews, 2019, 102: 14-23. https://doi.org/10.1016/j.rser.2018.11.032
  115. Davis M, Ahiduzzaman M, Kumar A. How to model a complex national energy system? Developing an integrated energy systems framework for long-term energy and emissions analysis, International Journal of Global Warming, 2019, 17(1): 23-58. https://doi.org/10.1504/IJGW.2019.096759
  116. Mahbub N, Zhang H, Oyedun AO, Kumar A, Poganietz W-R. A life cycle sustainability assessment (LCSA) of oxymethylene ether as a diesel additive produced from forest biomass, International Journal of Life Cycle Assessment, 2019, 24(5): 881-899. https://doi.org/10.1007/s11367-018-1529-6
  117. Vaezi M, Verma S, Kumar A. Application of high-frequency impedancemetry approach in measuring the critical velocities of biomass and sand slurry flows in pipelines, Chemical Engineering Research and Design, 2018, 140: 142-154. https://doi.org/10.1016/j.cherd.2018.10.013
  118. Patel M, Oyedun AO, Kumar A, Gupta R. Predicting the biomass conversion performance in a fluidized bed reactor using an isoconversional model-free method, The Canadian Journal of Chemical Engineering, 2018, 9999:1-11. https://doi.org/10.1002/cjce.23397
  119. Patel M, Oyedun A, Kumar A, Gupta R. A techno-economic assessment of renewable diesel and gasoline production from aspen hardwood, Waste and Biomass Valorization, 2019, 10(10): 2745-2760. https://doi.org/10.1007/s12649-018-0359-x
  120. Sapkota K, Oni AO, Kumar A, Linwei M. The development of a techno-economic model for the extraction, transportation, upgrading, and shipping of Canadian oil sands products to the Asia-Pacific region, Applied Energy, 2018, 223: 273–292. https://doi.org/10.1016/j.apenergy.2018.04.047
  121. Nogueira Jr E, Kumar M, Pankratz S, Oyedun AO, Kumar A. Development of life cycle water footprints for the production of fuels and chemicals from algae biomass, Water Research, 2018, 140: 311-322. https://doi.org/10.1016/j.watres.2018.04.046
  122. Talaei A, Ahiduzzaman M, Kumar A. Assessment of long-term energy efficiency improvement and greenhouse gas emissions mitigation potentials in the chemical sector, Energy, 2018, 153: 231-247. https://doi.org/10.1016/j.energy.2018.04.032
  123. Oyedun AO, Kumar A, Oestreich D, Arnold U, Sauer J. The development of the production cost of oxymethylene ethers as diesel additives from biomass, Journal of Biofuels, Bioproducts and Biorefining, 2018, 12: 694-710. https://doi.org/10.1002/bbb.1887
  124. Davis M, Ahiduzzaman M, Kumar A. How will Canada’s GHG emissions change by 2050? A disaggregated analysis of past and future GHG emissions using bottom-up energy modelling and Sankey diagrams, Applied Energy, 2018, 220: 754-786. https://doi.org/10.1016/j.apenergy.2018.03.064
  125. Bonyad M, Shafique HU, Mondal MAH, Subramanyam V, Kumar A, Ahiduzzaman M. The development of a framework for the assessment of energy demand-based greenhouse gas mitigation options for the agriculture sector, Transactions of the ASABE, 2018, 61(3): 763-796. https://doi.org/10.13031/trans.12407
  126. Agrawal N, Ahiduzzaman M, Kumar A. The development of an integrated model for the assessment of water and GHG footprints for the power generation sector, Applied Energy, 2018, 216: 558-575. https://doi.org/10.1016/j.apenergy.2018.02.116
  127. Mohajerani S, Kumar A, Oni A. A techno-economic assessment of gas-to-liquid and coal-to-liquid plants through development of scale factors, Energy, 2018, 150: 681-693. https://doi.org/10.1016/j.energy.2018.03.005
  128. Sapkota K, Oni AO, Kumar A. Techno-economic and life cycle assessments of the natural gas supply chain from production sites in Canada to north and southwest Europe, Journal of Natural Gas Science and Engineering, 2018, 52: 401-409. https://doi.org/10.1016/j.jngse.2018.01.048
  129. Davis M, Ahiduzzaman M, Kumar M. Mapping Canadian energy flow from primary fuel to end use, Energy Conversion and Management, 2018, 156: 178-191. https://doi.org/10.1016/j.enconman.2017.11.012
  130. Akbari M, Oyedun AO, Kumar A. Ammonia production from black liquor gasification and co-gasification with pulp and waste sludges: A techno-economic assessment, Energy, 2018, 151: 133-143. https://doi.org/10.1016/j.energy.2018.03.056
  131. Kumar M, Oyedun AO, Kumar A. A review on the current status of various hydrothermal technologies on biomass feedstock, Renewable & Sustainable Energy Reviews, 2018, 81 (2): 1742-1770. https://doi.org/10.1016/j.rser.2017.05.270
  132. Akbari M, Oyedun AO, Kumar A, Jain S. Options for conversion of by-products of pulp and paper mills in Western Canada, Sustainable Energy Technologies and Assessments, 2018 26: 83–92. https://doi.org/10.1016/j.seta.2017.10.003
  133. Whalen J, Xu C, Shen F, Kumar A, Eklund M, Yan J. Sustainable biofuel production from forestry, agricultural, and waste biomass feedstocks. Editorial. Applied Energy, 2017, 198: 281-283 (invited). https://doi.org/10.1016/j.apenergy.2017.05.079
  134. Thaker S, Oni AO, Kumar A. Techno-economic evaluation of solar-based thermal energy storage systems, Energy Conversion and Management, 2017, 153: 423–434. https://doi.org/10.1016/j.enconman.2017.10.004
  135. Kapila S, Oni AO, Kumar A. The development of techno-economic models for large-scale energy storage systems, Energy, 2017, 140: 656-672. https://doi.org/10.1016/j.energy.2017.08.117
  136. Khan MM, Vaezi M, Kumar A. Optimal siting of solid waste-to-value-added facilities through a GIS-based assessment, Science of the Total Environment, 2018, 610-611: 1065-1075. https://doi.org/10.1016/j.scitotenv.2017.08.169
  137. Mahbub N, Oyedun AO, Kumar A, Oestreich D, Arnold U, Sauer J. A life cycle assessment of oxymethylene ether synthesis from biomass-derived syngas as a diesel additive, Journal of Cleaner Production, 2017, 165: 1249–1262. https://doi.org/10.1016/j.jclepro.2017.07.178
  138. Ali B, Kumar A. Life cycle water demand coefficients for conventional oil production from five North American locations, Water Research, 2017, 123: 290-300. https://doi.org/10.1016/j.watres.2017.06.076
  139. Radpour S, Mondal MAH, Kumar A. Market penetration modeling of high energy efficiency appliances in the residential sector, Energy, 2017, 134: 951-961. https://doi.org/10.1016/j.energy.2017.06.039
  140. Pankratz S, Oyedun AO, Zhang X, Kumar A. Algae production platforms for Canada's northern climate, Renewable & Sustainable Energy Reviews, 2017, 80: 109–120. https://doi.org/10.1016/j.rser.2017.05.220
  141. Ali B, Kumar A. Development of life cycle water footprints for oil sands-based transportation fuel production, Energy, 2017, 131: 41-49. https://doi.org/10.1016/j.energy.2017.05.021
  142. Ullah M, Vaezi M, Kumar A, Bell J. Assessment of the waste-to-energy potential from Alberta’s food processing industry, Canadian Biosystems Engineering, 2017, 59: 8.1-8.9. https://doi.org/10.7451/CBE.2017.59.8.1
  143. Kumar M, Oyedun AO, Kumar A. Hydrothermal liquefaction of biomass for production of diluents for bitumen transport, Biofuels, Bioproducts & Biorefining, 2017, 11: 811-829.
    https://doi.org/10.1002/bbb.1787
  144. Di Lullo G, Zhang H, Kumar A. Uncertainty in well-to-tank with combustion greenhouse gas emissions of transportation fuels derived from North American crudes, Energy, 2017, 128, 475-486. https://doi.org/10.1016/j.energy.2017.04.040
  145. Ali B, Kumar A. Development of water demand coefficients for power generation from renewable energy technologies, Energy & Conversion Management, 2017, 143, 470–481. https://doi.org/10.1016/j.enconman.2017.04.028
  146. Verma A, Nimana BS, Olateju B, Rahman MM, Radpour S, Canter CE, Subramanyam V, Paramashivan D, Vaezi M, Kumar A. A techno-economic assessment of bitumen and synthetic crude oil transport (SCO) in the Canadian oil sands industry: oil via rail or pipeline? Energy, 2017, 124, 665–683. https://doi.org/10.1016/j.energy.2017.02.057
  147. Subramanyam V, Kumar A, Ahiduzzaman M. Greenhouse gas emissions mitigation potential in the commercial and institutional sector, Energy & Buildings, 2017, 140, 295–304. https://doi.org/10.1016/j.enbuild.2017.02.007
  148. Nimana BS, Verma A, Di Lullo G, Rahman MM, Canter CE, Olateju B, Zhang H, Kumar A. Life cycle analysis of bitumen transportation to refineries by rail and pipeline, Environmental Science and Technology, 2017, 51 (1), 680–691. https://doi.org/10.1021/acs.est.6b02889
  149. Subramanyam V, Kumar A, Talaei A, Mondal MAH. Energy efficiency improvement opportunities and associated greenhouse gas abatement costs for the residential sector, Energy, 2017, 118, 795–807. https://doi.org/10.1016/j.energy.2016.10.115
  150. Raj R, Suman R, Ghandehariun S, Kumar A, Tiwari MK. A techno-economic assessment of the liquefied natural gas (LNG) production facilities in Western Canada, Sustainable Energy Technologies and Assessments, 2016, 18: 140–152. https://doi.org/10.1016/j.seta.2016.10.005
  151. Di Lullo G, Zhang H, Kumar A. Evaluation of uncertainty in the life cycle assessment of well-to-tank and combustion greenhouse gas emissions of various transportation fuels, Applied Energy, 2016, 184: 413-426. https://doi.org/10.1016/j.apenergy.2016.10.027
  152. Olateju B, Kumar A. A techno-economic assessment of hydrogen production from hydropower in western Canada for the upgrading of bitumen from oil sands, Energy, 2016, 115: 604-614. https://doi.org/10.1016/j.energy.2016.08.101
  153. Raj R, Ghandehariun S, Kumar A, Geng J, Linwei M. A techno-economic study of shipping LNG to the Asia-Pacific from western Canada by LNG carrier, Natural Gas Science and Engineering, 2016, 34: 979–992. https://doi.org/10.1016/j.jngse.2016.07.024
  154. Ghatora S, Kumar M, Vaezi M, Kumar A, Bressler D. Monitoring sugar release during pipeline hydro-transport of wheat straw, Biomass & Bioenergy, 2016, 93:144-149. https://doi.org/10.1016/j.biombioe.2016.07.007
  155. Wong A, Zhang H, Kumar A. Life cycle water footprint of hydrogenation-derived renewable diesel production from lignocellulosic biomass, Water Research, 2016, 102: 330–345. https://doi.org/10.1016/j.watres.2016.06.045
  156. Raj R, Ghandehariun S, Kumar A, Linwei M. A well-to-wire life cycle assessment of Canadian shale gas for electricity generation in China, Energy, 2016, 111: 642–652. https://doi.org/10.1016/j.energy.2016.05.079
  157. Ghandehariun S, Kumar A. Life cycle assessment of wind-based hydrogen production in Western Canada, International Journal of Hydrogen Energy, 2016, 41: 9696–9704. https://doi.org/10.1016/j.ijhydene.2016.04.077
  158. Wong A, Zhang H, Kumar A. Life cycle assessment of renewable diesel production from lignocellulosic biomass, The International Journal of Life Cycle Assessment, 2016, 21(10): 1404-1424. https://doi.org/10.1007/s11367-016-1107-8
  159. Olateju B, Kumar A, Secanell M. A techno-economic assessment of large scale wind-hydrogen production with energy storage in western Canada, International Journal of Hydrogen Energy, 2016, 41, 21: 8755-8776. https://doi.org/10.1016/j.ijhydene.2016.03.177
  160. Zhang X, Oyedun O, Kumar A, Oestreich D, Arnold U, Sauer J. An optimized process design for oxymethylene ethers production from woody-biomass-derived syngas, Biomass and Bioenergy, 2016, 90: 7-14. https://doi.org/10.1016/j.biombioe.2016.03.032
  161. Thakkar, J, Kumar, A. Ghatora, S, Canter, CE. Energy balance and greenhouse gas emissions of production and sequestration of charcoal from agricultural residues, Renewable Energy, 2016, 94: 558-567. https://doi.org/10.1016/j.renene.2016.03.087
  162. Shahrukh H, Oyedun AO, Kumar A, Ghiasi B, Kumar L, Sokhansanj S. Comparative net energy ratio analysis of steam pretreated pellet process for agricultural residues and energy crops, Biomass and Bioenergy, 2016, 90: 50-59. https://doi.org/10.1016/j.biombioe.2016.03.022
  163. Shahrukh H, Oyedun AO, Kumar A, Ghiasi B, Kumar L, Sokhansanj S. Techno-economic assessment of pellets produced from steam pretreated biomass feedstocks, Biomass & Bioenergy, 2016, 87: 131-143. https://doi.org/10.1016/j.biombioe.2016.03.001
  164. Agbor E, Oyedun AO, Zhang X, Kumar A. Integrated techno-economic and environmental assessments of sixty scenarios for co-firing biomass with coal and natural gas, Applied Energy, 2016, 169: 433-449. https://doi.org/10.1016/j.apenergy.2016.02.018
  165. Rahman MM, Khan M, Ullah MA, Zhang X, Kumar A. A hybrid renewable energy system for a North American off-grid community, Energy, 2016, 97: 151-160. https://doi.org/10.1016/j.energy.2015.12.105
  166. Ali B, Kumar A. Development of life cycle water footprints for gas-fired power generation technologies, Energy Conversion & Management, 2016, 110: 386-396. https://doi.org/10.1016/j.enconman.2015.12.048
  167. Khan MM, Jain S, Vaezi M, Kumar A. Development of a decision model for the techno-economic assessment of municipal solid waste utilization pathways, Waste Management, 2016, 48: 548–564. https://doi.org/10.1016/j.wasman.2015.10.016
  168. Patel M, Kumar A. Production of renewable diesel through the hydroprocessing of lignocellulosic biomass derived bio oil: a review, Renewable and Sustainable Energy Reviews, 2016, 58:1293-1307. https://doi.org/10.1016/j.rser.2015.12.146
  169. Patel M, Zhang X, Kumar A. Techno-economic and life cycle assessment of lignocellulosic biomass-based thermochemical conversion technologies: a review, Renewable and Sustainable Energy Reviews, 2015, 53: 1486-1499. https://doi.org/10.1016/j.rser.2015.09.070
  170. Verma A, Olateju B, Kumar A, Gupta R. Development of a process simulation model for energy analysis of hydrogen production from underground coal gasification (UCG), International Journal of Hydrogen Energy, 2015, 40: 10705-10719. https://doi.org/10.1016/j.ijhydene.2015.06.149
  171. Nimana BS, Canter CE, Kumar A. Life cycle assessment of greenhouse gas emissions from Canada’s oil sands derived transportation fuels, Energy, 2015, 88: 544-554. https://doi.org/10.1016/j.energy.2015.05.078
  172. Shahrukh H, Oyedun AO, Kumar A, Ghiasi B, Kumar L, Sokhansanj S. Net energy ratio for the production of steam pretreated biomass-based pellets, Biomass & Bioenergy, 2015, 80: 286-297. https://doi.org/10.1016/j.biombioe.2015.06.006
  173. Vaezi M, Kumar A. Pipeline hydraulic transport of biomass materials: a review of experimental programs, empirical correlations, and economic assessments, Biomass and Bioenergy, 2015, 81: 70-82. https://doi.org/10.1016/j.biombioe.2015.06.001
  174. Rahman MM, Canter CE, Kumar A. Well-to-wheel life cycle assessment of transportation fuels derived from different North American conventional crudes, Applied Energy, 2015, 15: 159-173. https://doi.org/10.1016/j.apenergy.2015.07.004
  175. Graves B, Wong A, Mousavi K, Canter CE, Kumar A. Techno-economic assessment of thorium power in Canada, Annals of Nuclear Energy, 2015, 85: 481-487. https://doi.org/10.1016/j.anucene.2015.05.028
  176. Verma A, Raj R, Kumar M, Ghandehariun S, Kumar A. Assessment of renewable energy technologies for charging electric vehicles in Canada, Energy, 2015, 86: 548-559. https://doi.org/10.1016/j.energy.2015.04.010
  177. Verma A, Olateju B, Kumar A. Greenhouse gas abatement costs of hydrogen production from underground coal gasification (UCG), Energy, 2015, 85: 556–568. https://doi.org/10.1016/j.energy.2015.03.070
  178. Verma A, Kumar A. Life cycle assessment (LCA) of hydrogen production from underground coal gasification (UCG) with carbon capture and sequestration (CCS), Applied Energy, 2015, 147: 556-568. https://doi.org/10.1016/j.apenergy.2015.03.009
  179. Vaezi M, Nimana BS, Kumar A. Is the pipeline hydro-transport of wheat straw and corn stover to a biorefinery realistic? Biofuels, Bioproducts, and Biorefining, 2015, 9, 5: 501-515. https://doi.org/10.1002/bbb.1556
  180. Nimana BS, Canter CE, Kumar A. Energy consumption and greenhouse gas emissions in upgrading and refining of Canada’s oil sands products, Energy, 2015, 83: 65-79. https://doi.org/10.1016/j.energy.2015.01.085
  181. Nimana BS, Canter CE, Kumar A. Energy consumption and greenhouse gas emissions in the recovery and extraction of crude bitumen from Canada's oil sands, Applied Energy, 2015, 143: 189-199. https://doi.org/10.1016/j.apenergy.2015.01.024
  182. Singh S, Kumar A, Jain S. Impact of biofuel production on water demand in Alberta, Canadian Biosystems Engineering, 2015, 56: 8.11-8.22. https://library.csbe-scgab.ca/docs/journal/56/C14209.pdf
  183. Subramanyam V, Paramshivan D, Kumar A, Mondal A. Using Sankey diagrams to map energy flow from primary fuel to end use, Energy Conversion and Management, 2015, 91: 342-352. https://doi.org/10.1016/j.enconman.2014.12.024
  184. Ali B, Kumar A. Development of life cycle water-demand coefficients for coal-based power generation technologies, Energy Conversion and Management, 2015, 90: 247-260. https://doi.org/10.1016/j.enconman.2014.11.013
  185. Rudra S, Rosendahl L, Kumar A. Development of net energy ratio and emission factor for quad-generation pathways, Energy Systems, 2014, 5: 719-735. https://doi.org/10.1007/s12667-014-0126-4
  186. Vaezi M, Kumar A. Development of correlations for the flow of agricultural residues slurries in pipes for bio-refining, Biosystems Engineering, 2014, 127, 144-158. https://doi.org/10.1016/j.biosystemseng.2014.08.018
  187. Agbor E, Zhang X, Kumar A. A review of biomass co-firing in North America, Renewable and Sustainable Energy Reviews, 2014, 40, 930-943. https://doi.org/10.1016/j.rser.2014.07.195
  188. Vaezi M, Kumar A. The flow of wheat straw suspensions in an open-impeller centrifugal pump, Biomass and Bioenergy, 2014, 69, 106-123. https://doi.org/10.1016/j.biombioe.2014.07.009
  189. Rahman MM, Canter CE, Kumar A. Greenhouse gas emissions from recovery of various North American conventional crudes, Energy, 2014, 74, 607-617. https://doi.org/10.1016/j.energy.2014.07.026
  190. Thakur A, Canter CE, Kumar A. Life-cycle energy and emission analysis of power generation from forest biomass, Applied Energy, 2014, 128, 246-253. https://doi.org/10.1016/j.apenergy.2014.04.085
  191. Luk J, Safaei-Mohamadabadi H, Kumar A. Pipeline transport of biomass: experimental development of wheat straw slurry pressure loss gradients, Biomass and Bioenergy, 2014, 128, 246-253. https://doi.org/10.1016/j.biombioe.2014.03.046
  192. Miller P, Kumar A. Techno-economic assessment of hydrogenation-derived renewable diesel production from canola and camelina, Sustainable Energy Technologies and Assessments, 2014, 6, 105-115. https://doi.org/10.1016/j.seta.2014.01.008
  193. Olateju B, Monds J, Kumar A. Large scale hydrogen production from wind energy for upgrading of bitumen from oil sands, Applied Energy, 2014, 118 (1), 48-56. https://doi.org/10.1016/j.apenergy.2013.12.013
  194. Sultana A, Kumar A. Development of tortuosity factor for assessment of lignocellulosic biomass delivery cost to a biorefinery, Applied Energy, 2014, 19, 288-295. https://doi.org/10.1016/j.apenergy.2013.12.036
  195. Vaezi M, Katta AK, Kumar A. Investigation into the mechanisms of pipeline transport of slurries of wheat straw and corn stover to supply a bio-refinery, Biosystems Engineering, 2014, 118, 52-67. https://doi.org/10.1016/j.biosystemseng.2013.11.006
  196. Miller P, Kumar A. Development of emission parameters and net energy ratio for renewable diesel from canola and camelina, Energy, 2013, 58 (1), 426-437. https://doi.org/10.1016/j.energy.2013.05.027
  197. Olateju B, Kumar A. Techno-economic assessment of hydrogen production from underground coal gasification (UCG) with carbon capture and storage (CCS) for upgrading bitumen from oil sands, Applied Energy, 2013, 111, 428-440. https://doi.org/10.1016/j.apenergy.2013.05.014
  198. Vaezi M, Pandey V, Kumar A, Bhattacharyya S. Lignocellulosic biomass particle shape and size distribution analysis using digital image processing for pipeline hydro-transportation, Biosystems Engineering, 2013, 114(2), 97-112. https://doi.org/10.1016/j.biosystemseng.2012.11.007
  199. Kabir MR, Kumar A. Comparison of the energy and environmental performances of nine biomass/coal co-firing pathways, Bioresource Technology, 2012, 124, 394-405. https://doi.org/10.1016/j.biortech.2012.07.106
  200. Dassanayake GDM, Kumar A. Techno-economic assessment of triticale straw for power generation, Applied Energy, 2012, 98, 236-245. https://doi.org/10.1016/j.apenergy.2012.03.030
  201. Sultana A, Kumar A. Ranking of biomass pellets by integration of economical, environmental and technical factors, Biomass and Bioenergy, 2012, 39, 344-355. https://doi.org/10.1016/j.biombioe.2012.01.027
  202. Miller P, Sultana A, Kumar A. Optimum scale of feedstock processing for renewable diesel production, Biofuels, Bioproducts and Biorefining, 2012, 6(2), 188-204.
    https://doi.org/10.1002/bbb.351
  203. Sultana A, Kumar A. Optimal siting and size of bioenergy facilities using geographic information system, Applied Energy, 2012, 91(1), 192-201. https://doi.org/10.1016/j.apenergy.2012.01.052
  204. Olateju B, Kumar A. Hydrogen production from wind energy in western Canada for upgrading bitumen from oil sands, Energy, 2011, 36(11), 6326-6329. https://doi.org/10.1016/j.energy.2011.09.045
  205. Miller P, Olateju B, Kumar A. A techno-economic analysis of cost savings for retrofitting industrial aerial coolers with variable frequency drives, Energy Conversion and Management 2011, 52(1), 81-89. https://doi.org/10.1016/j.enconman.2011.09.018
  206. Sultana A, Kumar A. Optimal configuration and combination of multiple lignocellulosic biomass feedstocks for a biorefinery, Bioresource Technology, 2011, 102(21), 9947-9956. https://doi.org/10.1016/j.biortech.2011.07.119
  207. Kabir MR, Kumar A. Development of net energy ratio and emission factor for biohydrogen production pathways, Bioresource Technology, 2011, 102(19), 8972-8985. https://doi.org/10.1016/j.biortech.2011.06.093
  208. Sarkar S, Kumar A, Sultana A. Biofuels and biochemicals production from forest biomass in western Canada, Energy, 2011, 38(10), 6251-6262. https://doi.org/10.1016/j.energy.2011.07.024
  209. Singh S, Kumar A, Ali B. Integration of energy and water consumption factors for biomass conversion pathways, Biofuels, Bioproducts and Biorefining, 2011, 5(4), 399-409.
    https://doi.org/10.1002/bbb.296
  210. Sultana A, Kumar A. Development of energy and emission parameters for densified form of lignocellulosic biomass, Energy, 2011, 36(5), 2716-2732. https://doi.org/10.1016/j.energy.2011.02.012
  211. Singh S, Kumar A. Development of water requirement factors for biomass conversion pathways, Bioresource Technology, 2011, 102(2), 1316-1328. https://doi.org/10.1016/j.biortech.2010.08.092
  212. Sarkar S, Kumar A. Large-scale biohydrogen production from bio-oil, Bioresource Technology, 2010, 101(19), 7350-7361. https://doi.org/10.1016/j.biortech.2010.04.038
  213. Luk J, Fernandes H, Kumar A. A conceptual framework for siting biorefineries in the Canadian Prairies, Biofuels, Bioproducts and Biorefining, 2010, 4(4), 408-422.
    https://doi.org/10.1002/bbb.233
  214. Pootakham T, Kumar A. Bio-oil transport by pipeline: a techno-economic assessment, Bioresource Technology, 2010, 101(18), 7137-7143. https://doi.org/10.1016/j.biortech.2010.03.136
  215. Sultana S, Kumar A, Harfield D. Development of agri-pellet production cost and optimum size, Bioresource Technology, 2010, 101(14), 5609-5621. https://doi.org/10.1016/j.biortech.2010.02.011
  216. Sarkar S, Kumar A. Biohydrogen production from forest and agricultural residues for upgrading of bitumen from oil sands, Energy, 2010, 35(2), 582-591. https://doi.org/10.1016/j.energy.2009.10.029
  217. Sarkar S, Kumar A. Techno-economic assessment of biohydrogen production from forest biomass in Western Canada, Transactions of the ASABE, 2009, 52(2), 1-12. https://doi.org/10.13031/2013.26809
  218. Pootakham T, Kumar A. A comparison of pipeline versus truck transport of bio-oil, Bioresource Technology, 2009, 101(1), 414-421. https://doi.org/10.1016/j.biortech.2009.07.077
  219. Safaei-Mohamadabadi H, Tichokowsky G, Kumar A. Development of a multi-criteria assessment model for ranking of renewable and non-renewable transportation fuel vehicles, Energy, 2009, 34(1), 112-125. https://doi.org/10.1016/j.energy.2008.09.004
  220. Kumar A. A conceptual comparison of bioenergy options for using mountain pine beetle infested wood in western Canada, Bioresource Technology, 2009, 100(1), 387-399. https://doi.org/10.1016/j.biortech.2008.04.077
  221. Sokhansanj S, Mani S, Turhollow A, Kumar A, Bransby D, Lynd L, Laser M. Large-scale production, harvest and transport of switchgrass (Panicum virgatum L.) - current technology and visioning a mature technology, Biofuels, Bioproducts and Biorefining, 2009, 3(2), 124-141 (invited paper).
    https://doi.org/10.1002/bbb.129
  222. Kumar A, Flynn PC, Sokhansanj S. Biopower generation from mountain pine infested wood in Canada: an economical opportunity for greenhouse gas mitigation, Renewable Energy, 2008, 33(6), 1354-1363. https://doi.org/10.1016/j.renene.2007.07.008
  223. Kumar A, Sokhansanj S. Switchgrass (Panicum vigratum, L.) delivery to a biorefinery using integrated biomass supply analysis and logistics (IBSAL) model, Bioresource Technology, 2007, 98(5), 1033-1044. https://doi.org/10.1016/j.biortech.2006.04.027
  224. Cameron JB, Kumar A, Flynn PC. The impact of feedstock cost on technology selection and optimum size, Biomass and Bioenergy, 2007, 31(2-3), 137-144. https://doi.org/10.1016/j.biombioe.2006.07.005
  225. Searcy E, Flynn PC, Ghafoori E, Kumar A. The relative cost of biomass energy transport, Applied Biochemistry and Biotechnology, 2007, 136-140, 639-652. https://doi.org/10.1007/s12010-007-9085-8
  226. Kumar A, Sokhansanj S, Flynn PC. Development of a multicriteria assessment model for ranking biomass feedstock collection and transportation systems, Applied Biochemistry and Biotechnology, 2006, 129(1-3), 71-87. https://doi.org/10.1385/ABAB:129:1:71
  227. Kumar A, Flynn PC. Uptake of fluids by boreal wood chips: implications for bioenergy, Fuel Processing Technology, 2006, 87(7), 605-608. https://doi.org/10.1016/j.fuproc.2006.02.005
  228. Sokhansanj S, Kumar A, Turhollow AF. Development and implementation of integrated biomass supply analysis and logistics (IBSAL) model, Biomass and Bioenergy, 2006, 30(10), 838-847. https://doi.org/10.1016/j.biombioe.2006.04.004
  229. Kumar A, Cameron JB, Flynn PC. Large-scale ethanol fermentation through pipeline delivery of biomass, Applied Biochemistry and Biotechnology, 2005, 121(1-3), 0047-0058. https://doi.org/10.1385/ABAB:121:1-3:0047
  230. Kumar A, Cameron JB, Flynn PC. Pipeline transport and simultaneous saccharification of corn stover, Bioresource Technology, 2005, 96 (7), 819-829. https://doi.org/10.1016/j.biortech.2004.07.007
  231. Kumar A, Cameron JB, Flynn PC. Pipeline transport of biomass, Applied Biochemistry and Biotechnology, 2004, 113(1-3), 027-040. https://doi.org/10.1385/ABAB:113:1-3:027
  232. Kumar A, Cameron JB, Flynn PC. Biomass power cost and optimum plant size in western Canada, Biomass and Bioenergy, 2003, 24(6), 445-464. https://doi.org/10.1016/S0961-9534(02)00149-6
  233. Kumar A, Bhattacharya SC, Pham HL. Greenhouse gas mitigation potential of biomass energy technologies in Vietnam using the long range energy alternative planning system model, Energy, 2003, 28(7), 627-654. https://doi.org/10.1016/S0360-5442(02)00157-3

In Review

  1. Baritto M, Kumar, A. The development of process-based techno-economic models for the assessment of critical minerals recovery from bitumen extraction tailings, 2025.
  2. Mohan O, Fakayode OA, Kumar A. Biofuel production from pipeline-transported lignocellulosic biomass via hydrothermal liquefaction: Process optimization and product characterization, 2025.
  3. Shibani, Davis M, Kumar A. The development of an analysis framework for the integration of low-carbon hydrogen into multi-regional natural gas energy systems, 2025.
  4. Shibani, Davis M, Radpour S, Kumar A. Assessment of low-carbon hydrogen integration into natural gas energy systems beyond blending: An analysis of pure hydrogen communities in a natural gas-dependent region, 2025.
  5. Pradhan P, Mohan O, Kurian V, Kumar A. Production and quality analysis of biofuel pellets from Canadian forest and agricultural biomass, 2024.
  6. Castellanos B, Menon U, Bhattacharjee N, Kumar A. Converting source-separated organics into high-quality bio-oil and hydrogen-rich syngas through a non-catalysed hybrid intermediate pyrolysis system, 2024.
  7. Baritto M, Kumar A. Life cycle greenhouse gas emissions assessment of heavy minerals recovery from bitumen extraction tailings, 2024.
  8. Coraca G, Davis M, Kumar A. Integrated assessment of the long-term impacts of water, greenhouse gases, and cost of a transition to low-carbon unconventional oil extraction, 2024.
  9. Anaya K, Oni AO, Kumar A. Water intensity for hydrogen production with and without carbon capture and sequestration, 2024.
  10. Okunlola A, Davis M, Kumar A. A system-level techno-economic assessment of electrolytic hydrogen-based power-to-gas-gas-to-power conversion in emissions-intensive power sectors, 2024.
  11. Davis M, Kumar A. Is there a role for firm hydrogen-based electricity in future energy systems? An analysis of blue hydrogen-based firm clean power, 2024.
  12. Clark G, Davis M, Kumar A. Multi-measure pathways for achieving carbon-neutral cement production, 2024.
  13. Menon U, Mandal D, Anshu S, Mondal A, Bhar R, Chandra A, Kumar A, Dubey BK. A transition towards greener environment via yard waste carbon material fabrication for supercapacitor electrodes with comprehensive environmental assessment, 2024.
  14. Menon U, Dubey BK, Kumar A,. A review on characteristics requirements of carbon material tailored from biomass waste streams for secondary batteries and supercapacitors, 2024.
  15. Haider M, Davis M, Kumar A. A framework to assess the market share of low-carbon road vehicles, 2023.
  16. Sperry L, Davis M, Kumar A. Planning for net-zero GHG emissions by 2050 Moving from technical feasibility assessments to actionable analysis, 2023.
  17. Sperry L, Davis M, Kumar A. The development of a bottom-up economy-wide energy-efficiency model for net-zero greenhouse gas emission analysis, 2023.
  18. Zhang H, Sebastian RM, Khan M, Kumar A. Assessment of life cycle GHG emissions for sustainable municipal solid waste management in North America for a circular economy.
  19. Dar AF, Patrick T, Davis M, Mondal MAH, Kumar A. The development of a framework to assess long-term water supply and demand projections for integrated assessment of environment impacts for the energy sector.
  20. Akbari M, Oyedun AO, Kumar A. Lignin biorefinery products, challenges and environmental impacts: A comprehensive review.