Charles J. Freeman

Pacific Northwest National Laboratory — United States

Engineering · Physical Sciences

15h-index752citations51works0.02yr avg
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Research Topics

Carbon Dioxide Capture Technologies(24), Phase Equilibria and Thermodynamics(13), Ionic liquids properties and applications(11), Process Optimization and Integration(8), Membrane Separation and Gas Transport(7)

Publications51 total

Net Present Value Optimization of a Natural Gas Combined Cycle Plant with CO <sub>2</sub> Capture using a Water-Lean Solvent Considering Transient Electricity Price for Multiple Regions
Industrial & Engineering Chemistry Research·2025Open Access
Conceptual Techno-Economic Analysis of Water-Lean Solvent Carbon Capture Systems Enabling Low- and Negative-Emission Natural Gas Combined Cycle Power Plants
Industrial & Engineering Chemistry Research·2025
Characterizing the effective contact angle for solvent and packing surface interaction in a packed column for CO2 capture
2025
Engineering-Scale Testing of a Single-Component Water-Lean Solvent for Post-Combustion CO2 Capture
SSRN Electronic Journal·2025Open Access
Model-Based Sequential Design of Experiments for Pilot Testing of Novel Water-Lean CO2 Capture Solvent
2024Open Access
Microchannel reactive distillation for the conversion of aqueous ethanol to ethylene
Journal of Energy Chemistry·2024Open Access
Microchannel Reactive Distillation for the Conversion of Aqueous Ethanol to Ethylene
SSRN Electronic Journal·2023Open Access
Methodology for assessing the maximum potential impact of separations opportunities in industrial processes
Frontiers in Sustainability·2022· 2 citedOpen Access
≤ $40/tonne CO2 Point-Source Carbon Capture with Three Water-Lean CO2BOL Solvents.
SSRN Electronic Journal·2022Open Access
The cell utilized partitioning model as a predictive tool for optimizing counter-current chromatography processes
Separation and Purification Technology·2021· 7 citedOpen Access
Renewable Fuel Production Via Electrocatalytic Co-Processing of Biomass-Derived Aqueous Waste and Bio-Oils at Normal Temperature and Pressure
ECS Meeting Abstracts·2021
Electrocatalytic Co-Processing of Biomass-Derived Aqueous Waste Streams and Bio-Oils for Renewable Fuel Production at Normal Temperature and Pressure
ECS Meeting Abstracts·2021
Techno-economic comparison of various process configurations for post-combustion carbon capture using a single-component water-lean solvent
International journal of greenhouse gas control·2021· 55 citedOpen Access
Performance and cost predictions of 2-EEMPA, and future opportunities for water-lean post-combustion capture solvents
SSRN Electronic Journal·2021· 8 citedOpen Access
Techno-Economic Analysis of Synthetic Fuels Pathways Integrated with Light Water Reactors
2020· 3 citedOpen Access
Analysis of Respirator Cartridge Performance Testing on Hanford Tank A-101
2020Open Access
Biopower: Impact of Biofuels Deployment to Replace Petroleum Liquids in Stationary Power Applications
2020· 2 citedOpen Access
Analysis of Air-Purifying Respirator (APR) and Powered Air-Purifying Respirator (PAPR) Cartridge Performance Testing on a Hanford AP Tank Farm Exhauster Slipstream (Volume 1)
2020Open Access
Analysis of Respirator Cartridge Performance Testing on Hanford Tank AX-101
2020Open Access
Analysis of Respirator Cartridge Performance Testing on a Hanford AP Tank Farm Primary Exhauster Slipstream
2020Open Access
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Frequent Co-authors

David J. Heldebrant(25), Phillip Koech(18), Yuan Jiang(12), Paul M. Mathias(11), Feng Zheng(10), Mark D. Bearden(10), Andy Zwoster(10), Deepika Malhotra(9), Jian Liu(8), Satish K. Nune(7), Richard Zheng(6), Dushyant Barpaga(6), Greg Whyatt(6), Roger Rousseau(6), Lenna A. Mahoney(6), Thomas Brouns(6), David C. Cantu(5), Vassiliki‐Alexandra Glezakou(5), Greg A. Whyatt(4), Joseph A. Swisher(4)