Publications

X Author: David Littlejohn

2013

Therkelsen, Peter L., J. Enrique Portillo, David Littlejohn, Scott M. Martin, and Robert K. Cheng."Self-induced unstable behaviors of CH4 and H2/CH4 flames in a model combustor with a low-swirl injector."Combustion and Flame 160.2 (2013) 307 - 321. DOI(link is external)
Davis, Dustin W., Peter L. Therkelsen, David Littlejohn, and Robert K. Cheng."Effects of Hydrogen on the Thermo-Acoustics Coupling Mechanisms of Low-Swirl Injector Flames in a Model Gas Turbine Combustor."Proceedings of the Combustion Institute 34.2 (2013) 3135–3143. DOI(link is external)

2012

Therkelsen, Peter L., David Littlejohn, and Robert K. Cheng."Parametric Study of Low-Swirl Injector Geometry on it Operability."ASME TurboExpo (2012).

2009

Littlejohn, David, Robert K. Cheng, David R. Noble, and Tim Lieuwen."Laboratory Investigations of Low-Swirl Injectors Operating With Syngases."Journal of Engineering for Gas Turbines and Power 132.1 (2009) 011502-011509. DOI(link is external)
Cheng, Robert K., David Littlejohn, Peter A. Strakey, and Todd Sidwell."Laboratory Investigations of a Low-swirl Injector with H2 and CH4 at Gas Turbine Conditions."Proceedings of the Combustion Institute 32.2 (2009) 3001-3009. DOI(link is external)

2008

Kean, Andrew J., David Littlejohn, George A. Ban-Weiss, Robert A. Harley, Thomas W. Kirchstetter, and Melissa M. Lunden."Trends in On-Road Vehicle Emissions of Ammonia."Atmospheric Environment 43.8 (2008) 1565-1570. DOI(link is external)
Cheng, Robert K., and David Littlejohn."Effects of Combustor Geometry on the Flowfields and Flame Properties of A Low-Swirl Injector."ASME Turbo Expo 2008: Power for Land, Sea, and Air 3 (2008). DOI(link is external)
Cheng, Robert K., and David Littlejohn."Laboratory Study of Premixed H2-Air and H2-N2-Air Flames in a Low-Swirl Injector for Ultra-Low Emissions Gas Turbines."Journal of Engineering for Gas Turbines and Power 130.3 (2008) 31503-31511. DOI(link is external)
Cheng, Robert K., David Littlejohn, Wazeer A. Nazeer, and Kenneth O. Smith."Laboratory Studies of the Flow Field Characteristics of Low-Swirl Injectors for Application to Fuel-Flexible Turbines."ASME Turbo Expo 2006: Power for Land, Sea, and Air 1 (2008) 21501-21511. DOI(link is external)
Cheng, Robert K., David Littlejohn, David R. Noble, and Tim Lieuwen."Laboratory Investigations of Low-Swirl Injectors Operating With Syngases."ASME Turbo Expo 2008: Power for Land Sea and Air, June 9–13, 2008 Volume 3: Combustion, Fuels and Emissions, Parts A and B (2008). DOI(link is external)

2007

Fischer, Marc L., and David Littlejohn."Measurements of Ammonia at Blodgett Forest." (2007).

2005

Johnson, Matthew R., David Littlejohn, Wazeer A. Nazeer, Kenneth O. Smith, and Robert K. Cheng."A Comparison of Flowfields and Emmissions of High-Swirl Injectors and Low-Swirl Injectors for Lean Premixed Gas Turbines."Proceddings of the Combustion Institute 30.2 (2005) 2867-2874. DOI(link is external)

2003

Lunden, Melissa M., Kenneth L. Revzan, Marc L. Fischer, Tracy L. Thatcher, David Littlejohn, Susanne V. Hering, and Nancy J. Brown."The Transformation of Outdoor Ammonium Nitrate Aerosols in the Indoor Environment."Atmospheric Environment 37 (2003) 5633-5644.

2002

Fischer, Marc L., Melissa M. Lunden, Tracy L. Thatcher, David Littlejohn, Thomas W. Kirchstetter, Susanne V. Hering, Richard G. Sextro, and Nancy J. Brown."Building a predictive model of indoor concentrations of outdoor PM-2.5 for a residential research house in Clovis, California." (2002).
Fischer, Marc L., David Littlejohn, Melissa M. Lunden, Lara A. Gundel, Raymond L. Dod, and Nancy J. Brown."An instrument for automated simultaneous measurements of ammonia and nitric acid in indoor and outdoor air." (2002).
Littlejohn, David, Adrian J. Majeski, Shaheen R. Tonse, Carlo Castaldini, and Robert K. Cheng."Laboratory investigation of an ultralow NOx premixed combustion concept for industrial boilers."Proceedings of the Combustion Institute 29 (2002) 1115-1121. DOI(link is external)
Lunden, Melissa M., Tracy L. Thatcher, David Littlejohn, Marc L. Fischer, Susanne V. Hering, Richard G. Sextro, and Nancy J. Brown."The Transformation Of Outdoor Ammonium Nitrate Aerosols In The Indoor Environment."Proceedings of the Indoor Air 2002 Conference, Monterey, CA 5 (2002) 74-79.

2001

Lunden, Melissa M., Tracy L. Thatcher, David Littlejohn, Marc L. Fischer, Thomas W. Kirchstetter, Nancy J. Brown, Susanne V. Hering, and Mark Stolzenburg."Building a predictive model of indoor concentrations of outdoor PM-2.5 in homes." (2001).

1998

Singer, Brett C., Robert A. Harley, David Littlejohn, Jerry Ho, and Thu Vo."Scaling of infrared remote sensor measurements for motor vehicle emission inventory calculations."Environmental Science &Technology 32.21 (1998) 3241-3248. DOI(link is external)