Ralph D. Nine

Factors Affecting Heavy-Duty Diesel Vehicle Emissions

Nigel Clark, Justin Kern, Christopher M. Atkinson et al. · Journal of the Air & Waste Management Association · 2002 · 127 citations

Engine Systems, Engineering, Fuel Injection +11

Hydrogen Blended Natural Gas Operation of a Heavy Duty Turbocharged Lean Burn Spark Ignition Engine

Sandeep Munshi, Costi Nedelcu, J. Arthur Harris et al. · SAE technical papers on CD-ROM/SAE technical paper series · 2004 · 83 citations

A Comparison of Emissions and Fuel Economy from Hybrid-Electric and Conventional-Drive Transit Buses

W. Scott Wayne, Nigel Clark, Ralph D. Nine et al. · Energy & Fuels · 2003 · 63 citations

Engineering, Energy Efficiency, Conventional Transit Buses +17

Development of a heavy-duty chassis dynamometer driving route

Ralph D. Nine, Nigel Clark, James J. Daley et al. · Proceedings of the Institution of Mechanical Engineers Part D Journal of Automobile Engineering · 1999 · 52 citations

Automotive Engineering, Engineering, Commercial Vehicle Operation +14

Development and Initial Use of a Heavy-Duty Diesel Truck Test Schedule for Emissions Characterization

Mridul Gautam, Nigel Clark, Wesley C. Riddle et al. · SAE technical papers on CD-ROM/SAE technical paper series · 2002 · 50 citations