Select Publications

This list of publications is taken from my Researcher ID page.


2016

Observational constraints on glyoxal production from isoprene oxidation and its contribution to organic aerosol over the Southeast United States.
J. Li, J. Mao, K.-E. Min, R. A. Washenfelder, S. S. Brown, J. Kaiser, F. N. Keutsch, R. Volkamer, G. M. Wolfe, T. F. Hanisco, I. B. Pollack, T. B. Ryerson, M. Graus, J. B. Gilman, B. M. Lerner, C. Warneke, J. A. de Gouw, A. M. Middlebrook, J. Liao, A. Welti, B. H. Henderson, L. J. Donner, W. F. Cooke, F. Paulot, and L. W. Horowitz. Geophys. Res. Lett., submitted.

Measurements of hydroxyl and hydroperoxy radicals during CalNex-LA: model comparisons and radical budgets.
S. M. Griffith, R. F. Hansen, S. Dusanter, V. Michoud, J. B. Gilman, W. C. Kuster, P. R. Veres, M. Graus, J. A. de Gouw, J. Roberts, C. Young, R. Washenfelder, S. S. Brown, R. Thalman, E. Waxman, R. Volkamer, C. Tsai, J. Stutz, J. H. Flynn, N. Grossberg, B. Lefer, S. L. Alvarez, B. Rappenglueck, L. H. Mielke, H. D. Osthoff, and P. S. Stevens. J. Geophys. Res., submitted.

Aerosol optical properties in the southeastern United States in summer – Part 1: Hygroscopic growth.
C. A. Brock, N. L. Wagner, B. E. Anderson, A. R. Attwood, P. Beyersdorf, P. Campuzano-Jost, A. G. Carlton, D. A. Day, G. S. Diskin, T. D. Gordon, J. L. Jimenez, D. A. Lack, J. Liao, M. Z. Markovic, A. M. Middlebrook, N. L. Ng, A. E. Perring, M. S. Richardson, J. P. Schwarz, R. A. Washenfelder, A. Welti, L. Xu, L. Ziemba, and D. M. Murphy. Atmos. Chem. Phys., submitted.

Modeling the weekly cycle of NOx and CO emissions and their impacts on O3 in the Los Angeles-South Coast Air Basin during the CalNex 2010 field campaign.
S.-W. Kim, B. C. McDonald, S. Baidar, S. S. Brown, W. P. Dube, R. A. Ferrare, G. J. Frost, R. A. Harley, J. S. Holloway, H.-J. Lee, S. A. McKeen, J. A. Neuman, J. B. Nowak, H. Oetjen, I. Ortega, I. B. Pollack, J. M. Roberts, T. B. Ryerson, A. J. Scarino, C. J. Senff, R. Thalman, M. Trainer, R. Volkamer, N. L. Wagner, R. A. Washenfelder, E. Waxman, and C. J. Young. J. Geophys. Res., 2016.

A broadband cavity enhanced absorption spectrometer for aircraft measurements of glyoxal, methylglyoxal, nitrous acid, nitrogen dioxide, and water.
K. E. Min, R. A. Washenfelder, W. P. Dube, A. O. Langford, P. M. Edwards, K. J. Zarzana, J. Stutz, K. Lu, F. Rohrer, Y. Zhang, and S. S. Brown. Atmos. Meas. Tech., 2016

Broadband cavity enhanced absorption spectroscopy in the ultraviolet spectral region for measurements of nitrogen dioxide and formaldehyde.
R. A. Washenfelder, A. R. Attwood, J. M. Flores, K. J. Zarzana, Y. Rudich, and S. S. Brown. Atmos. Meas. Tech., 2016.

2015

An Atmospheric Constraint on the NO2 Dependence of Daytime Near-Surface Nitrous Acid (HONO).
S. E. Pusede, T. C. VandenBoer, J. G. Murphy, M. Z. Markovic, C. J. Young, P. R. Veres, J. M. Roberts, R. A. Washenfelder, S. S. Brown, X. R. Ren, C. Tsai, J. Stutz, W. H. Brune, E. C. Browne, P. J. Wooldridge, A. R. Graham, R. Weber, A. H. Goldstein, S. Dusanter, S. M. Griffith, P. S. Stevens, B. L. Lefer, and R. C. Cohen. Environ. Sci. Technol., 2015.

Biomass burning dominates brown carbon absorption in the rural southeastern United States.
R. A. Washenfelder, A. R. Attwood, C. A. Brock, H. Guo, L. Xu, R. J. Weber, N. L. Ng, H. M. Allen, B. R. Ayres, K. Baumann, R. C. Cohen, D. C. Draper, K. C. Duffey, E. Edgerton, J. L. Fry, W. W. Hu, J. L. Jimenez, B. B. Palm, P. Romer, E. A. Stone, P. J. Wooldridge, and S. S. Brown. Geophys. Res. Lett., 2015. [Link]

Reassessing the ratio of glyoxal to formaldehyde as an indicator of hydrocarbon precursor speciation.

J. Kaiser, G. M. Wolfe, K. E. Min, S. S. Brown, C. C. Miller, D. J. Jacob, J. A. deGouw, M. Graus, T. F. Hanisco, J. Holloway, J. Peischl, I. B. Pollack, T. B. Ryerson, C. Warneke, R. A. Washenfelder, and F. N. Keutsch. Atmos. Chem. Phys., 2015. [Link]

Modeling the formation and aging of secondary organic aerosols in Los Angeles during CalNex 2010.
P. L. Hayes, A. G. Carlton, K. R. Baker, R. Ahmadov, R. A. Washenfelder, S. Alvarez, B. Rappengluck, J. B. Gilman, W. C. Kuster, J. A. de Gouw, P. Zotter, A. S. H. Prevot, S. Szidat, T. E. Kleindienst, J. H. Offenberg, P. K. Ma, and J. L. Jimenez. Atmos. Chem. Phys., 2015. [Link]


2014

High winter ozone pollution from carbonyl photolysis in an oil and gas basin.
P. M. Edwards, S. S. Brown, J. M. Roberts, R. Ahmadov, R. M. Banta, J. A. deGouw, W. P. Dube, R. A. Field, J. H. Flynn, J. B. Gilman, M. Graus, D. Helmig, A. Koss, A. O. Langford, B. L. Lefer, B. M. Lerner, R. Li, S. M. Li, S. A. McKeen, S. M. Murphy, D. D. Parrish, C. J. Senff, J. Soltis, J. Stutz, C. Sweeney, C. R. Thompson, M. K. Trainer, C. Tsai, P. R. Veres, R. A. Washenfelder, C. Warneke, R. J. Wild, C. J. Young, B. Yuan, and R. Zamora. Nature, 2014. [Link]

Trends in sulfate and organic aerosol mass in the Southeast U.S.: Impact on aerosol optical depth and radiative forcing.
A. R. Attwood, R. A. Washenfelder, C. A. Brock, W. Hu, K. Baumann, P. Campuzano-Jost, D. A. Day, E. S. Edgerton, D. M. Murphy, B. B. Palm, A. McComiskey, N. L. Wagner, S. S. de Sa, A. Ortega, S. T. Martin, J. L. Jimenez, and S. S. Brown. Geophys. Res. Lett., 2014. [Link]

Simulation of semi-explicit mechanisms of SOA formation from glyoxal in aerosol in a 3-D model.
C. Knote, A. Hodzic, J. L. Jimenez, R. Volkamer, J. J. Orlando, S. Baidar, J. Brioude, J. Fast, D. R. Gentner, A. H. Goldstein, P. L. Hayes, W. B. Knighton, H. Oetjen, A. Setyan, H. Stark, R. Thalman, G. Tyndall, R. A. Washenfelder, E. Waxman, and Q. Zhang. Atmos. Chem. Phys., 2014. [Link]

Chlorine as a primary radical: Evaluation of methods to understand its role in initiation of oxidative cycles.
C. J. Young, R. A. Washenfelder, P. M. Edwards, D. D. Parrish, J. B. Gilman, W. C. Kuster, L. H. Mielke, H. D. Osthoff, C. Tsai, O. Pikelnaya, J. Stutz, P. R. Veres, J. M. Roberts, S. Griffith, S. Dusanter, P. S. Stevens, J. Flynn, N. Grossberg, B. Lefer, J. S. Holloway, J. Peischl, T. B. Ryerson, E. L. Atlas, D. R. Blake, and S. S. Brown. Atmos. Chem. Phys., 2014. [Link]

Complex refractive indices in the near-ultraviolet spectral region of biogenic secondary organic aerosol aged with ammonia.
J. M. Flores, R. A. Washenfelder, G. Adler, H. J. Lee, L. Segev, J. Laskin, A. Laskin, S. A. Nizkorodov, S. S. Brown, and Y. Rudich. Phys. Chem. Chem. Phys., 2014. [Link]


2013

Biogenic VOC oxidation and organic aerosol formation in an urban nocturnal boundary layer: Aircraft vertical profiles in Houston, TX.
S. S. Brown, W. P. Dube, R. Bahreini, A. M. Middlebrook, C. A. Brock, C. Warneke, J. A. de Gouw, R. A. Washenfelder, E. Atlas, J. Peischl, T. B. Ryerson, J. S. Holloway, J. P. Schwarz, R. Spackman, M. Trainer, D. D. Parrish, F. C. Fehshenfeld, and A. R. Ravishankara. Atmos. Chem. Phys., 2013. [Link]

Broadband measurements of aerosol extinction in the ultraviolet spectral region.
R. A. Washenfelder, J. M. Flores, C. A. Brock, S. S. Brown, and Y. Rudich. Atmos. Meas. Tech., 2013. [Link]

Heterogeneous formation of nitryl chloride and its role as a nocturnal NOx reservoir species during CalNex-LA 2010.
L. H. Mielke, J. Stutz, C. Tsai, S. C. Hurlock, J. M. Roberts, P. R. Veres, K. D. Froyd, P. L. Hayes, M. J. Cubison, J. L. Jimenez, R. A. Washenfelder, C. J. Young, J. B. Gilman, J. A. de Gouw, J. H. Flynn, N. Grossberg, B. L. Lefer, J. Liu, R. J. Weber, and H. D. Osthoff. J. Geophys. Res., 2013. [Link]


2012

Vertically resolved measurements of nighttime radical reservoirs in Los Angeles and their contribution to the urban radical budget.
C. J. Young, R. A. Washenfelder, J. M. Roberts, L. H. Mielke, H. D. Osthoff, C. Tsai, O. Pikelnaya, J. Stutz, P. R. Veres, A. K. Cochran, T. C. VandenBoer, J. Flynn, N. Grossberg, C. L. Haman, B. Lefer, H. Stark, M. Graus, J. de Gouw, J. B. Gilman, W. C. Kuster, and S. S. Brown. Environ. Sci. Technol., 2012. [Link]

Effects of NOx control and plume mixing on nighttime chemical processing of plumes from coal-fired power plants.
S. S. Brown, W. P. Dube, P. Karamchandani, G. Yarwood, J. Peischl, T. B. Ryerson, J. A. Neuman, J. B. Nowak, J. S. Holloway, R. A. Washenfelder, C. A. Brock, G. J. Frost, M. Trainer, D. D. Parrish, F. C. Fehsenfeld, and A. R. Ravishankara. J. Geophys. Res., 2012. [Link]

Cavity-enhanced measurements of hydrogen peroxide absorption cross sections from 353 to 410 nm.
T. F. Kahan, R. A. Washenfelder, V. Vaida, and S. S. Brown. J. Phys. Chem. A, 2012. [Link]

The imprint of surface fluxes and transport on variations in total column carbon dioxide.
G. Keppel-Aleks, P. O. Wennberg, R. A. Washenfelder, D. Wunch, T. Schneider, G. C. Toon, R. J. Andres, J. F. Blavier, B. Connor, K. J. Davis, A. R. Desai, J. Messerschmidt, J. Notholt, C. M. Roehl, V. Sherlock, B. B. Stephens, S. A. Vay, and S. C. Wofsy. Biogeosciences, 2012. [Link]

Primary and secondary sources of formaldehyde in urban atmospheres: Houston Texas region.
D. D. Parrish, T. B. Ryerson, J. Mellqvist, J. Johansson, A. Fried, D. Richter, J. G. Walega, R. A. Washenfelder, J. A. de Gouw, J. Peischl, K. C. Aikin, S. A. McKeen, G. J. Frost, F. C. Fehsenfeld, and S. C. Herndon. Atmos. Chem. Phys., 2012. [Link]

Airborne and ground-based observations of a weekend effect in ozone, precursors, and oxidation products in the California South Coast Air Basin.
I. B. Pollack, T. B. Ryerson, M. Trainer, D. D. Parrish, A. E. Andrews, E. L. Atlas, D. R. Blake, S. S. Brown, R. Commane, B. C. Daube, J. A. de Gouw, W. P. Dube, J. Flynn, G. J. Frost, J. B. Gilman, N. Grossberg, J. S. Holloway, J. Kofler, E. A. Kort, W. C. Kuster, P. M. Lang, B. Lefer, R. A. Lueb, J. A. Neuman, J. B. Nowak, P. C. Novelli, J. Peischl, A. E. Perring, J. M. Roberts, G. Santoni, J. P. Schwarz, J. R. Spackman, N. L. Wagner, C. Warneke, R. A. Washenfelder, S. C. Wofsy, and B. Xiang. J. Geophys. Res., 2012. [Link]


2011

The glyoxal budget and its contribution to organic aerosol for Los Angeles, California, during CalNex 2010.
R. A. Washenfelder, C. J. Young, S. S. Brown, W. M. Angevine, E. L. Atlas, D. R. Blake, D. M. Bon, M. J. Cubison, J. A. de Gouw, S. Dusanter, J. Flynn, J. B. Gilman, M. Graus, S. Griffith, N. Grossberg, P. L. Hayes, J. L. Jimenez, W. C. Kuster, B. L. Lefer, I. B. Pollack, T. B. Ryerson, H. Stark, P. S. Stevens, and M. K. Trainer. J. Geophys. Res., 2011. [Link]

Measurement of atmospheric ozone by cavity ring-down spectroscopy.
R. A. Washenfelder, N. L. Wagner, W. P. Dube, and S. S. Brown. Environ. Sci. Technol., 2011. [Link]

Absolute ozone absorption cross section in the Huggins Chappuis minimum (350-470 nm) at 296 K.
J. L. Axson, R. A. Washenfelder, T. F. Kahan, C. J. Young, V. Vaida, and S. S. Brown. Atmos. Chem. Phys., 2011. [Link]

Diode laser-based cavity ring-down instrument for NO3, N2O5, NO, NO2 and O3 from aircraft.
N. L. Wagner, W. P. Dube, R. A. Washenfelder, C. J. Young, I. B. Pollack, T. B. Ryerson, and S. S. Brown. Atmos. Meas. Tech., 2011. [Link]

The Total Carbon Column Observing Network.
D. Wunch, G. C. Toon, J. F. L. Blavier, R. A. Washenfelder, J. Notholt, B. J. Connor, D. W. T. Griffith, V. Sherlock, and P. O. Wennberg. Philos. T. R. Soc. A, 2011. [Link]


2010

Characterization of NOx, SO2, ethene, and propene from industrial emission sources in Houston, Texas.
R. A. Washenfelder, M. Trainer, G. J. Frost, T. B. Ryerson, E. L. Atlas, J. A. de Gouw, F. M. Flocke, A. Fried, J. S. Holloway, D. D. Parrish, J. Peischl, D. Richter, S. M. Schauffler, J. G. Walega, C. Warneke, P. Weibring, and W. Zheng. J. Geophys. Res., 2010. [Link]

Total column CO2 measurements at Darwin, Australia - Site description and calibration against in situ aircraft profiles.
N. M. Deutscher, D. W. T. Griffith, G. W. Bryant, P. O. Wennberg, G. C. Toon, R. A. Washenfelder, G. Keppel-Aleks, D. Wunch, Y. Yavin, N. T. Allen, J. F. Blavier, R. Jimenez, B. C. Daube, A. V. Bright, D. M. Matross, S. C. Wofsy, and S. Park. Atmos. Meas. Tech., 2010. [Link]

Measurement of HONO, HNCO, and other inorganic acids by negative-ion proton-transfer chemical-ionization mass spectrometry (NI-PT-CIMS): application to biomass burning emissions.
J. M. Roberts, P. Veres, C. Warneke, J. A. Neuman, R. A. Washenfelder, S. S. Brown, M. Baasandorj, J. B. Burkholder, I. R. Burling, T. J. Johnson, R. J. Yokelson, and J. de Gouw. Atmos. Meas. Tech., 2010. [Link]


2009

Airborne measurements of ethene from industrial sources using laser photo-acoustic spectroscopy.
J. A. de Gouw, S. T. L. Hekkert, J. Mellqvist, C. Warneke, E. L. Atlas, F. C. Fehsenfeld, A. Fried, G. J. Frost, F. J. M. Harren, J. S. Holloway, B. Lefer, R. Lueb, J. F. Meagher, D. D. Parrish, M. Patel, L. Pope, D. Richter, C. Rivera, T. B. Ryerson, J. Samuelsson, J. Walega, R. A. Washenfelder, P. Weibring, and X. Zhu. Environ. Sci. Technol., 2009. [Link]


2002-2008

Measurement of glyoxal using an incoherent broadband cavity enhanced absorption spectrometer.
R. A. Washenfelder, A. O. Langford, H. Fuchs, and S. S. Brown. Atmos. Chem. Phys., 2008. [Link]

New constraints on Northern Hemisphere growing season net flux.
Z. Yang, R. A. Washenfelder, G. Keppel-Aleks, N. Y. Krakauer, J. T. Randerson, P. P. Tans, C. Sweeney, and P. O. Wennberg. Geophys. Res. Lett., 2007. [Link]

Carbon dioxide column abundances at the Wisconsin Tall Tower site.
R. A. Washenfelder, G. C. Toon, J. F. Blavier, Z. Yang, N. T. Allen, P. O. Wennberg, S. A. Vay, D. M. Matross, and B. C. Daube. J. Geophys. Res., 2006. [Link]

Space-based near-infrared CO2 measurements: Testing the Orbiting Carbon Observatory retrieval algorithm and validation concept using SCIAMACHY observations over Park Falls, Wisconsin.
H. Bosch, G. C. Toon, B. Sen, R. A. Washenfelder, P. O. Wennberg, M. Buchwitz, R. de Beek, J. P. Burrows, D. Crisp, M. Christi, B. J. Connor, V. Natraj, and Y. L. Yung. J. Geophys. Res., 2006. [Link]

Tropospheric methane retrieved from ground-based near-IR solar absorption spectra.
R. A. Washenfelder, P. O. Wennberg, and G. C. Toon. Geophys. Res. Lett., 2003. [Link]

A compact, lightweight gas standards generator for permeation tubes.
R. A. Washenfelder, C. M. Roehl, K. A. McKinney, R. R. Julian, and P. O. Wennberg. Rev. Sci. Instrum., 2003. [Link]

Particle growth in the plumes of coal-fired power plants.
C. A. Brock, R. A. Washenfelder, M. Trainer, T. B. Ryerson, J. C. Wilson, J. M. Reeves, L. G. Huey, J. S. Holloway, D. D. Parrish, G. Hubler, and F. C. Fehsenfeld. J. Geophys. Res., 2002. [Link]

New approaches to olefin cross-metathesis.
H. E. Blackwell, D. J. O'Leary, A. K. Chatterjee, R. A. Washenfelder, D. A. Bussmann, and R. H. Grubbs. J. Am. Chem. Soc., 2000. [Link]

Terminal olefin cross-metathesis with acrolein acetals.
D. J. O'Leary, H. E. Blackwell, R. A. Washenfelder, K. Miura, and R. H. Grubbs. Tetrahedron Lett., 1999. [Link]

A new method for cross-metathesis of terminal olefins.
D. J. O'Leary, H. E. Blackwell, R. A. Washenfelder, and R. H. Grubbs. Tetrahedron Lett., 1998. [Link]