Concepedia

Timothy H. DeFries

TH

Statistics

Publications

5

Citations

125

H-Index

5

Active since

1993

Affiliations

Eastern Research Group (United States)(Current)

Colorado Department of Public Health and Environment

Timothy H. DeFries is an author at Eastern Research Group (United States) specializing in engineering, environmental monitoring, and remote sensing.

Top concepts

Publications per year

1993–2020

5

Publications

5

Evaluation of EDAR vehicle emissions remote sensing technology

Karl Ropkins, Timothy H. DeFries, Francis D. Pope et al. · The Science of The Total Environment · 2017 · 62 citations · Full text

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In-Use Fuel Economy and CO<sub>2</sub> Emissions Measurement using OBD Data on US Light-Duty Vehicles

Timothy H. DeFries, Michael Sabisch, Sandeep Kishan et al. · SAE International Journal of Engines · 2014 · 21 citations

The Texas Diesel Fuels Project, Part 1: Development of TxDOT-Specific Test Cycles with Emphasis on a “Route” Technique for Comparing Fuel/Water Emulsions and Conventional Diesel Fuels

Timothy H. DeFries, Sandeep Kishan, Michael V. Smith et al. · SAE technical papers on CD-ROM/SAE technical paper series · 2004 · 18 citations

Vehicle Exhaust Remote Sensing Device Method to Screen Vehicles for Evaporative Running Loss Emissions

Gary A. Bishop, Timothy H. DeFries, James A. Sidebottom et al. · Environmental Science & Technology · 2020 · 13 citations · Full text

A Study of Light-Duty Vehicle Driving Behavior: Application to Real-World Emission Inventories

Sandeep Kishan, Timothy H. DeFries, Christophe G. Weyn · SAE technical papers on CD-ROM/SAE technical paper series · 1993 · 11 citations

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