Quantification of nitrous acid (HONO) and nitrogen dioxide (NO₂) in ambient air by broadband cavity-enhanced absorption spectroscopy (IBBCEAS) between 361 and 388&thinsp...

by N. Jordan, H. D. Osthoff
Published 2020-01-01

A compact, high-purity source of HONO validated by Fourier transform infrared and thermal-dissociation cavity ring-down spectroscopy

by N. J. Gingerysty, H. D. Osthoff
Published 2020-08-01

High resolution vertical distributions of NO₃ and N₂O₅ through the nocturnal boundary layer

by S. S. Brown, W. P. Dubé, W. P. Dubé, H. D. Osthoff, H. D. Osthoff, D. E. Wolfe, W. M. Angevine, W. M. Angevine, A. R. Ravishankara, A. R. Ravishankara
Published 2007-01-01

A broadband cavity-enhanced spectrometer for atmospheric trace gas measurements and Rayleigh scattering cross sections in the cyan region (470–540 nm)

by N. Jordan, C. Z. Ye, S. Ghosh, R. A. Washenfelder, S. S. Brown, H. D. Osthoff
Published 2019-02-01

A gas chromatograph for quantification of peroxycarboxylic nitric anhydrides calibrated by thermal dissociation cavity ring-down spectroscopy

by T. W. Tokarek, J. A. Huo, C. A. Odame-Ankrah, D. Hammoud, Y. M. Taha, H. D. Osthoff
Published 2014-10-01

Quantification of peroxynitric acid and peroxyacyl nitrates using an ethane-based thermal dissociation peroxy radical chemical amplification cavity ring-down spectrometer

by Y. M. Taha, M. T. Saowapon, F. V. Assad, C. Z. Ye, X. Chen, X. Chen, N. M. Garner, H. D. Osthoff
Published 2018-07-01

Low levels of nitryl chloride at ground level: nocturnal nitrogen oxides in the Lower Fraser Valley of British Columbia

by H. D. Osthoff, C. A. Odame-Ankrah, Y. M. Taha, T. W. Tokarek, C. L. Schiller, D. Haga, K. Jones, R. Vingarzan
Published 2018-05-01

Stable sulfur isotope measurements to trace the fate of SO₂ in the Athabasca oil sands region

by N. Amiri, R. Ghahremaninezhad, O. Rempillo, T. W. Tokarek, C. A. Odame-Ankrah, C. A. Odame-Ankrah, H. D. Osthoff, A.-L. Norman
Published 2018-06-01

Efficient photochemical generation of peroxycarboxylic nitric anhydrides with ultraviolet light-emitting diodes

by N. D. Rider, Y. M. Taha, C. A. Odame-Ankrah, J. A. Huo, T. W. Tokarek, E. Cairns, S. G. Moussa, J. Liggio, H. D. Osthoff
Published 2015-07-01

Radicals in the marine boundary layer during NEAQS 2004: a model study of day-time and night-time sources and sinks

by R. Sommariva, H. D. Osthoff, S. S. Brown, T. S. Bates, T. Baynard, D. Coffman, J. A. de Gouw, P. D. Goldan, W. C. Kuster, B. M. Lerner, H. Stark, C. Warneke, E. J. Williams, F. C. Fehsenfeld, A. R. Ravishankara, M. Trainer
Published 2009-05-01

A large contribution of anthropogenic organo-nitrates to secondary organic aerosol in the Alberta oil sands

by A. K. Y. Lee, A. K. Y. Lee, M. G. Adam, J. Liggio, S.-M. Li, K. Li, M. D. Willis, M. D. Willis, J. P. D. Abbatt, T. W. Tokarek, C. A. Odame-Ankrah, H. D. Osthoff, K. Strawbridge, J. R. Brook
Published 2019-10-01

The magnitude of the snow-sourced reactive nitrogen flux to the boundary layer in the Uintah Basin, Utah, USA

by M. Zatko, J. Erbland, J. Erbland, J. Savarino, J. Savarino, L. Geng, L. Geng, L. Easley, L. Easley, A. Schauer, T. Bates, P. K. Quinn, B. Light, D. Morison, D. Morison, H. D. Osthoff, S. Lyman, W. Neff, B. Yuan, B. Yuan, B. Alexander
Published 2016-11-01

Ozone production in remote oceanic and industrial areas derived from ship based measurements of peroxy radicals during TexAQS 2006

by R. Sommariva, S. S. Brown, J. M. Roberts, D. M. Brookes, A. E. Parker, P. S. Monks, T. S. Bates, D. Bon, J. A. de Gouw, G. J. Frost, J. B. Gilman, P. D. Goldan, S. C. Herndon, W. C. Kuster, B. M. Lerner, H. D. Osthoff, S. C. Tucker, C. Warneke, E. J. Williams, M. S. Zahniser
Published 2011-03-01

Validation of MAX-DOAS retrievals of aerosol extinction, SO₂, and NO₂ through comparison with lidar, sun photometer, active DOAS, and aircraft measurements i...

by Z. Y. W. Davis, U. Frieß, K. B. Strawbridge, M. Aggarwaal, S. Baray, E. G. Schnitzler, A. Lobo, A. Lobo, V. E. Fioletov, I. Abboud, C. A. McLinden, J. Whiteway, M. D. Willis, M. D. Willis, A. K. Y. Lee, J. Brook, J. Brook, J. Olfert, J. O'Brien, R. Staebler, H. D. Osthoff, C. Mihele, R. McLaren
Published 2020-03-01

Chlorine as a primary radical: evaluation of methods to understand its role in initiation of oxidative cycles

by 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, S. S. Brown
Published 2014-04-01

Secondary formation of nitrated phenols: insights from observations during the Uintah Basin Winter Ozone Study (UBWOS) 2014

by B. Yuan, B. Yuan, J. Liggio, J. Wentzell, S.-M. Li, H. Stark, H. Stark, J. M. Roberts, J. Gilman, J. Gilman, B. Lerner, B. Lerner, C. Warneke, C. Warneke, R. Li, R. Li, A. Leithead, H. D. Osthoff, R. Wild, R. Wild, S. S. Brown, S. S. Brown, J. A. de Gouw, J. A. de Gouw, J. A. de Gouw
Published 2016-02-01

Principal component analysis of summertime ground site measurements in the Athabasca oil sands with a focus on analytically unresolved intermediate-volatility organic compounds

by T. W. Tokarek, C. A. Odame-Ankrah, J. A. Huo, R. McLaren, A. K. Y. Lee, A. K. Y. Lee, M. G. Adam, M. D. Willis, M. D. Willis, J. P. D. Abbatt, C. Mihele, A. Darlington, R. L. Mittermeier, K. Strawbridge, K. L. Hayden, J. S. Olfert, E. G. Schnitzler, D. K. Brownsey, F. V. Assad, G. R. Wentworth, G. R. Wentworth, A. G. Tevlin, D. E. J. Worthy, S.-M. Li, J. Liggio, J. R. Brook, H. D. Osthoff
Published 2018-12-01

Nitrate radicals and biogenic volatile organic compounds: oxidation, mechanisms, and organic aerosol

by N. L. Ng, S. S. Brown, A. T. Archibald, E. Atlas, R. C. Cohen, J. N. Crowley, D. A. Day, N. M. Donahue, J. L. Fry, H. Fuchs, R. J. Griffin, M. I. Guzman, H. Herrmann, A. Hodzic, Y. Iinuma, J. L. Jimenez, A. Kiendler-Scharr, B. H. Lee, D. J. Luecken, J. Mao, R. McLaren, A. Mutzel, H. D. Osthoff, B. Ouyang, B. Picquet-Varrault, U. Platt, H. O. T. Pye, Y. Rudich, R. H. Schwantes, M. Shiraiwa, J. Stutz, J. A. Thornton, A. Tilgner, B. J. Williams, R. A. Zaveri
Published 2017-02-01