Richard T. Hallen

Pacific Northwest National Laboratory — United States

Engineering · Physical Sciences

27h-index3.1kcitations93works0.02yr avg
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Research Topics

Thermochemical Biomass Conversion Processes(23), Graphite, nuclear technology, radiation studies(13), Chemical Synthesis and Characterization(12), Biodiesel Production and Applications(11), Catalysts for Methane Reforming(10)

Publications93 total

Impact of storage and blending of algae and forest product residue on fuel blendstock production
Algal Research·2022· 7 citedOpen Access
Top 13 Blendstocks Derived from Biomass for Mixing-Controlled Compression-Ignition (Diesel) Engines: Bioblendstocks with Potential for Decreased Emissions and Improved Operability
2021· 29 citedOpen Access
Scaleable Hydrotreating of HTL Biocrude to Produce Fuel Blendstocks
Energy & Fuels·2021· 27 citedOpen Access
Hydrothermal Liquid Recovery of Rare Earth Elements and Critical Materials
2021Open Access
Fuel Property Effects of a Broad Range of Potential Biofuels on Mixing Control Compression Ignition Engine Performance and Emissions
SAE technical papers on CD-ROM/SAE technical paper series·2021· 8 cited
Wet Waste Hydrothermal Liquefaction and Biocrude Upgrading to Hydrocarbon Fuels: 2020 State of Technology
2021· 29 citedOpen Access
Algae/Wood Blends Hydrothermal Liquefaction and Upgrading: 2019 State of Technology
2020· 9 citedOpen Access
Wet Waste Hydrothermal Liquefaction and Biocrude Upgrading to Hydrocarbon Fuels (2019 State of Technology)
2020· 27 citedOpen Access
Renewable diesel via hydrothermal liquefaction of oleaginous yeast and residual lignin from bioconversion of corn stover
Applied Energy·2018· 53 cited
Assessment of Hydrotreatment for Hydrothermal Liquefaction Biocrudes from Sewage Sludge, Microalgae, and Pine Feedstocks
Energy & Fuels·2018· 84 cited
Bench‐Scale Evaluation of Hydrothermal Processing Technology for Conversion of Wastewater Solids to Fuels
Water Environment Research·2018· 118 citedOpen Access
A Hybrid Catalytic Route to Fuels from Biomass Syngas
2017· 14 citedOpen Access
Conceptual Biorefinery Design and Research Targeted for 2022: Hydrothermal Liquefacation Processing of Wet Waste to Fuels
2017· 54 citedOpen Access
FT-ICR MS analysis of blended pine-microalgae feedstock HTL biocrudes
Fuel·2017· 40 cited
Fungal metabolites as precursors to renewable transportation fuels
Fuel·2017· 15 citedOpen Access
Characterization of upgraded fast pyrolysis oak oil distillate fractions from sulfided and non-sulfided catalytic hydrotreating
Fuel·2017· 34 citedOpen Access
Hydrothermal Liquefaction Biocrude Compositions Compared to Petroleum Crude and Shale Oil
Energy & Fuels·2017· 73 cited
Bench-Scale Evaluation of the Genifuel Hydrothermal Processing Technology for Wastewater Solids
Proceedings of the Water Environment Federation·2017· 3 cited
Hydrothermal Liquefaction and Upgrading of Municipal Wastewater Treatment Plant Sludge: A Preliminary Techno-Economic Analysis, Rev.1
2016· 24 citedOpen Access
Hydrothermal Liquefaction and Upgrading of Municipal Wastewater Treatment Plant Sludge: A Preliminary Techno-Economic Analysis
2016· 68 citedOpen Access
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Frequent Co-authors

Andrew J. Schmidt(20), Justin M. Billing(16), Karl Albrecht(14), Douglas C. Elliott(11), Susanne B. Jones(11), Todd R. Hart(10), Yunhua Zhu(8), Lesley Snowden-Swan(8), Daniel B. Anderson(6), Michael A. Lilga(6), Tanner Schaub(6), Michael R. Thorson(6), Mariefel V. Olarte(5), Daniel M. Santosa(5), Jacqueline M. Jarvis(4), G.D. Maupin(4), Richard C. Daniel(4), L.J. Sealock(3), David A. Nelson(3), Samuel P. Fox(3)