Selected Publications

Burd, J. A., P. K. Peterson, S. V. Nghiem, D. K. Perovich, and W. R. Simpson, Snowmelt onset hinders bromine monoxide heterogeneous recycling in the Arctic, J. Geophys. Res. Atmos., 122,82978309,  doi:10.1002/2017JD026906, 2017.
Simpson, W. R., Peterson, P. K., Frieß, U., Sihler, H., Lampel, J., Platt, U., Moore, C., Pratt, K., Shepson, P., Halfacre, J., and Nghiem, S. V.: Horizontal and vertical structure of reactive bromine events probed by bromine monoxide MAX-DOAS, Atmos. Chem. Phys., 17, 9291-9309, doi:10.5194/acp-17-9291-2017, 2017.
Peterson, P. K., Pöhler, D., Sihler, H., Zielcke, J., General, S., Frieß, U., Platt, U., Simpson, W. R., Nghiem, S. V., Shepson, P. B., Stirm, B. H., Dhaniyala, S., Wagner, T., Caulton, D. R., Fuentes, J. D., and Pratt, K. A.: Observations of bromine monoxide transport in the Arctic sustained on aerosol particles, Atmos. Chem. Phys., 17, 7567-7579, doi:10.5194/acp-17-7567-2017, 2017.
Peterson, P. K., W. R. Simpson, and S. V. Nghiem, Variability of bromine monoxide at Barrow, Alaska, over four halogen activation (March–May) seasons and at two on-ice locations, J. Geophys. Res. Atmos., 121, 1381–1396, doi:10.1002/2015JD024094, 2016.
Simpson, W. R.; Brown, S. S.; Saiz-Lopez, A.; Thornton, J. A.; and von Glasow, R.: Tropospheric Halogen Chemistry: Sources, Cycling, and Impacts, Chem. Rev., 115, 4035–4062, doi:10.1021/cr5006638, 2015.
Peterson, P. K., Simpson, W. R., Pratt, K. A., Shepson, P. B., Frieß, U., Zielcke, J., Platt, U., Walsh, S. J., and Nghiem, S. V.: Dependence of the vertical distribution of bromine monoxide in the lower troposphere on meteorological factors such as wind speed and stability, Atmos. Chem. Phys., 15, 2119-2137, doi:10.5194/acp-15-2119-2015, 2015.
Pratt, K. A., Custard, K. D., Shepson, P. B., Douglas, T. A., Pöhler, D., General, S., Zielcke, J., Simpson, W. R., Platt, U., Tanner, D. J., Huey, L. G.,  Carlsen, M., Stirm, B. H.: Photochemical production of molecular bromine in Arctic surface snowpacks, Nature Geoscience 6, 351–356, (2013). doi:10.1038/ngeo1779
Laura Krnavek, William R. Simpson, Daniel Carlson, Florent Domine, Thomas A. Douglas, Matthew Sturm, The chemical composition of surface snow in the Arctic: Examining marine, terrestrial, and atmospheric influences, Atmospheric Environment, 50, 349-359, (2012). doi:10.1016/j.atmosenv.2011.11.033
Simpson, W. R., von Glasow, R., Riedel, K., Anderson, P., Ariya, P., Bottenheim, J., Burrows, J., Carpenter, L. J., Frieß, U., Goodsite, M. E., Heard, D., Hutterli, M., Jacobi, H.-W., Kaleschke, L., Neff, B., Plane, J., Platt, U., Richter, A., Roscoe, H., Sander, R., Shepson, P., Sodeau, J., Steffen, A., Wagner, T., and Wolff, E.: Halogens and their role in polar boundary-layer ozone depletion, Atmos. Chem. Phys., 7, 4375-4418, (2007). doi:10.5194/acp-7-4375-2007
Simpson, W. R., Carlson, D., Hönninger, G., Douglas, T. A., Sturm, M., Perovich, D., and Platt, U.: First-year sea-ice contact predicts bromine monoxide (BrO) levels at Barrow, Alaska better than potential frost flower contact, Atmos. Chem. Phys., 7, 621-627, (2007). doi:10.5194/acp-7-621-2007
Apodaca, R. L., Huff, D. M., and Simpson, W. R.: The role of ice in N2O5 heterogeneous hydrolysis at high latitudes, Atmos. Chem. Phys., 8, 7451-7463, (2008). doi:10.5194/acp-8-7451-2008
Carlson, D., Donohoue, D., Platt, U., and Simpson, W. R.: A low power automated MAX-DOAS instrument for the Arctic and other remote unmanned locations, Atmos. Meas. Tech., 3, 429-439, (2010). doi:10.5194/amt-3-429-2010

Please see Bill Simpson’s CV for a more comprehensive list of laboratory publications:  Simpson_CV_Oct2017

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Using spectroscopy to study air-ice interactions from the microscopic to global scales