Works (23)

2022 article

Labapalooza: What Happens When Students Return to In-Person Laboratories After Taking Laboratories Online for a Year?

Del Negro, L. A., & Gallardo-Williams, M. T. (2022, June 16). JOURNAL OF CHEMICAL EDUCATION, Vol. 6.

By: L. Del Negro & M. Gallardo-Williams

author keywords: Second-Year Undergraduate; Organic Chemistry; Analytical Chemistry; Internet; Web-Based Learning; Multimedia-Based Learning; Computer-Based Learning
Sources: Web Of Science, ORCID
Added: July 11, 2022

2010 journal article

Biogenic emission measurement and inventories determination of biogenic emissions in the eastern United States and Texas and comparison with biogenic emission inventories

Journal of Geophysical Research, 115.

By: C. Warneke*, J. de Gouw*, L. Del Negro, J. Brioude*, S. McKeen*, H. Stark*, W. Kuster*, P. Goldan* ...

Sources: ORCID, Crossref
Added: December 17, 2020

2008 journal article

Measurement of the mixing state, mass, and optical size of individual black carbon particles in urban and biomass burning emissions

Geophysical Research Letters, 35(13).

By: J. Schwarz*, R. Gao*, J. Spackman*, L. Watts*, D. Thomson*, D. Fahey*, T. Ryerson*, J. Peischl* ...

Sources: ORCID, Crossref
Added: December 17, 2020

2001 journal article

In situ measurements of HNO3, NOy, NO, and O3 in the lower stratosphere and upper troposphere

Atmospheric Environment, 35(33), 5789–5797.

By: J. Neuman*, R. Gao*, D. Fahey*, J. Holecek*, B. Ridley*, J. Walega*, F. Grahek*, E. Richard* ...

author keywords: photochemistry; tropopause; CIMS; ACCENT; nitrogen oxides
Source: ORCID
Added: December 17, 2020

2001 journal article

JNO2at high solar zenith angles in the lower stratosphere

Geophysical Research Letters, 28(12), 2405–2408.

By: R. Gao*, L. Negro*, W. Swartz*, R. Salawitch*, S. Lloyd*, M. Proffitt*, D. Fahey*, S. Donnelly* ...

Source: ORCID
Added: December 17, 2020

2001 journal article

The NOx−HNO3System in the Lower Stratosphere:  Insights from In Situ Measurements and Implications of theJHNO3−[OH] Relationship

The Journal of Physical Chemistry A, 105(9), 1521–1534.

By: K. Perkins*, T. Hanisco, R. Cohen*, L. Koch*, R. Stimpfle, P. Voss, G. Bonne, E. Lanzendorf ...

Source: ORCID
Added: December 17, 2020

2000 journal article

Ozone destruction and production rates between spring and autumn in the Arctic stratosphere

Geophysical Research Letters, 27(17), 2605–2608.

By: D. Fahey*, R. Gao*, L. Negro*, E. Keim*, S. Kawa*, R. Salawitch*, P. Wennberg*, T. Hanisco* ...

Source: ORCID
Added: December 17, 2020

2000 journal article

Quantitative constraints on the atmospheric chemistry of nitrogen oxides: An analysis along chemical coordinates

Journal of Geophysical Research: Atmospheres, 105(D19), 24283–24304.

By: R. Cohen, K. Perkins, L. Koch, R. Stimpfle, P. Wennberg, T. Hanisco, E. Lanzendorf, G. Bonne ...

Source: ORCID
Added: December 17, 2020

1999 journal article

A comparison of observations and model simulations of NOx/NOyin the lower stratosphere

Geophysical Research Letters, 26(8), 1153–1156.

By: R. Gao*, D. Fahey*, L. Negro*, S. Donnelly*, E. Keim*, J. Neuman*, E. Teverovskaia*, P. Wennberg* ...

Source: ORCID
Added: December 17, 2020

1999 journal article

Comparison of MkIV balloon and ER-2 aircraft measurements of atmospheric trace gases

Journal of Geophysical Research: Atmospheres, 104(D21), 26779–26790.

By: G. Toon*, J. Blavier*, B. Sen*, J. Margitan*, C. Webster*, R. May*, D. Fahey*, R. Gao* ...

Source: ORCID
Added: December 17, 2020

1999 journal article

Comparison of modeled and observed values of NO2and JNO2during the Photochemistry of Ozone Loss in the Arctic Region in Summer (POLARIS) mission

Journal of Geophysical Research: Atmospheres, 104(D21), 26687–26703.

By: L. Negro, D. Fahey, R. Gao, S. Donnelly, E. Keim, J. Neuman, R. Cohen, K. Perkins ...

Source: ORCID
Added: December 17, 2020

1999 journal article

The coupling of ClONO2, ClO, and NO2in the lower stratosphere from in situ observations using the NASA ER-2 aircraft

Journal of Geophysical Research: Atmospheres, 104(D21), 26705–26714.

By: R. Stimpfle*, R. Cohen*, G. Bonne, P. Voss, K. Perkins, L. Koch*, J. Anderson, R. Salawitch* ...

Source: ORCID
Added: December 17, 2020

1998 journal article

Comparison between DC-8 and ER-2 species measurements in the tropical middle troposphere: NO, NOy, O3, CO2, CH4, and N2O

Journal of Geophysical Research: Atmospheres, 103(D17), 22087–22096.

By: A. Weinheimer*, D. Montzka*, T. Campos*, J. Walega*, B. Ridley*, S. Donnelly*, E. Keim*, L. Negro* ...

Source: ORCID
Added: December 17, 2020

1998 journal article

Hydrogen radicals, nitrogen radicals, and the production of O3 in the upper troposphere

Science, 279(5347), 49–53.

By: P. Wennberg*, T. Hanisco*, L. Jaegle*, D. Jacob*, E. Hintsa*, E. Lanzendorf*, J. Anderson*, R. Gao* ...

Sources: ORCID, Web Of Science
Added: December 17, 2020

1997 journal article

Evaluating the role of NAT, NAD, and liquid H2SO4/H2O/HNO3solutions in Antarctic polar stratospheric cloud aerosol: Observations and implications

Journal of Geophysical Research: Atmospheres, 102(D11), 13255–13282.

By: L. Negro, D. Fahey, S. Donnelly, R. Gao, E. Keim, R. Wamsley, E. Woodbridge, J. Dye ...

Source: ORCID
Added: December 17, 2020

1997 journal article

Influence of Antarctic denitrification on two-dimensional model NOy/N2O correlations in the lower stratosphere

Journal of Geophysical Research: Atmospheres, 102(D11), 13183–13192.

By: C. Nevison, S. Solomon, R. Garcia, D. Fahey, E. Keim, M. Loewenstein, J. Podolske, R. Gao ...

Source: ORCID
Added: December 17, 2020

1997 journal article

Measurements of the NOy-N2O correlation in the lower stratosphere: Latitudinal and seasonal changes and model comparisons

Journal of Geophysical Research: Atmospheres, 102(D11), 13193–13212.

By: E. Keim, M. Loewenstein, J. Podolske, D. Fahey, R. Gao, E. Woodbridge, R. Wamsley, S. Donnelly ...

Source: ORCID
Added: December 17, 2020

1997 journal article

Partitioning of the reactive nitrogen reservoir in the lower stratosphere of the southern hemisphere: Observations and modeling

Journal of Geophysical Research: Atmospheres, 102(D3), 3935–3949.

By: R. Gao, D. Fahey, R. Salawitch, S. Lloyd, D. Anderson, R. DeMajistre, C. McElroy, E. Woodbridge ...

Source: ORCID
Added: December 17, 2020

1997 journal article

The role of HOxin super- and subsonic aircraft exhaust plumes

Geophysical Research Letters, 24(1), 65–68.

Source: ORCID
Added: December 17, 2020

1996 journal article

In situobservations of NOy, O3, and the NOy/O3ratio in the lower stratosphere

Geophysical Research Letters, 23(13), 1653–1656.

By: D. Fahey*, S. Donnelly*, E. Keim*, R. Gao*, R. Wamsley*, L. Del Negro, E. Woodbridge*, M. Proffitt* ...

Sources: Crossref, ORCID
Added: February 5, 2021

1996 journal article

In-situ observations of an Antarctic polar stratospheric cloud: Similarities with Arctic observations

Geophysical Research Letters, 23(15), 1913–1916.

By: J. Dye*, D. Baumgardner*, B. Gandrud*, K. Drdla*, K. Barr*, D. Fahey*, L. Delnegro*, A. Tabazadeh* ...

Source: ORCID
Added: December 17, 2020

1996 journal article

Observations of large reductions in the NO/NOyratio near the mid-latitude tropopause and the role of heterogeneous chemistry

Geophysical Research Letters, 23(22), 3223–3226.

By: E. Keim*, D. Fahey*, L. Negro*, E. Woodbridge*, R. Gao*, P. Wennberg*, R. Cohen*, R. Stimpfle* ...

Source: ORCID
Added: December 17, 2020

1995 journal article

Emission Measurements of the Concorde Supersonic Aircraft in the Lower Stratosphere

Science, 270(5233), 70–74.

By: D. Fahey*, E. Keim*, K. Boering*, C. Brock*, J. Wilson*, H. Jonsson*, S. Anthony*, T. Hanisco* ...

Source: ORCID
Added: December 17, 2020

Employment

2018 - present

NC State University Raleigh, North Carolina, US
Assistant Teaching Professor Department of Chemistry

2015 - 2018

University of North Carolina at Chapel Hill Chapel Hill, North Carolina, US
Supervisor of Undergraduate Laboratories/Lecturer Department of Chemistry

2003 - 2014

Lake Forest College Lake Forest, IL, US
Associate Professor Department of Chemistry

2000 - 2003

Middlebury College Middlebury, VT, US
Visiting Assistant Professor Department of Chemistry and Biochemistry

1999 - 2000

National Oceanic and Atmospheric Administration Boulder, Colorado, US
National Research Council Postdoctoral Fellow Climate Monitoring and Diagnostics Laboratory

Education

1993 - 1998

University of Colorado at Boulder Boulder, CO, US
Ph.D. Analytical/Atmospheric Chemistry Department of Chemistry

1989 - 1993

Hartwick College Oneonta, NY, US
B.S. Chemistry Department of Chemistry