Modelling chemistry over the Dead Sea: bromine and ozone chemistry (2009)
Measurements of O<sub>3</sub> and BrO concentrations over the Dead Sea indicate that Ozone Depletion Events (ODEs), widely known to happen in polar regions, are also likely to occur over...
Modelling chemistry over the Dead Sea: bromine and ozone chemistry (2009)
Measurements of O<sub>3</sub> and BrO concentrations over the Dead Sea indicate that Ozone Depletion Events (ODEs), widely known to happen in polar regions, are also occuring over the...
J. D. Lee, G. McFiggans, J. D. Allan, A. R. Baker, S. M. Ball, A. K. Benton, ...
The NERC UK SOLAS-funded Reactive Halogens in the Marine Boundary Layer (RHaMBLe) programme comprised three field experiments. This manuscript presents an overview of the measurements made within the...
We present model studies with the one-dimensional model MISTRA to investigate the potential role of frost flowers, recycling on snow, and open leads in the depletion of tropospheric ozone in the...
Precipitation of salts in freezing seawater and ozone depletion events: a status report (2008)
S. Morin, G. M. Marion, R. Von Glasow, D. Voisin, J. Bouchez, J. Savarino
In springtime, the polar marine boundary layer exhibits drastic ozone depletion events (ODEs), associated with elevated bromine oxide (BrO) mixing ratios. The current interpretation of this peculiar...
The chemistry influencing ODEs in the Polar Boundary Layer in spring: a model study (2008)
Near-total depletions of ozone have been observed in the Arctic spring since the mid 1980s. The autocatalytic cycles involving reactive halogens are now recognized to be of main importance for Ozone...
Precipitation of salts in freezing seawater and ozone depletion events: a status report (2008)
S. Morin, G. M. Marion, R. Von Glasow, D. Voisin, J. Bouchez, J. Savarino
In springtime, the polar marine boundary layer exhibits drastic ozone depletion events (ODEs), associated with elevated bromine oxide (BrO) mixing ratios. The current interpretation of this peculiar...
S. Pechtl, G. Schmitz, R. Von Glasow
The speciation of iodine in atmospheric aerosol is currently poorly understood. Models predict negligible iodide concentrations but accumulation of iodate in aerosol, both of which is not confirmed...
A. Aiuppa, A. Franco, R. Von Glasow, A. G. Allen, W. D'Alessandro, T. A. Mather, ...
Improving the constraints on the atmospheric fate and depletion rates of acidic compounds persistently emitted by non-erupting (quiescent) volcanoes is important for quantitatively predicting the...
under a Creative Commons License. (2007)
S. Pechtl, G. Schmitz, R. Von Glasow
Modelling iodide – iodate speciation in atmospheric aerosol: Contributions of inorganic and organic iodine chemistry
T. Wagner, O. Ibrahim, R. Sinreich, U. Frieß, R. Von Glasow, U. Platt
We present Multi AXis-Differential Optical Absorption Spectroscopy (MAX-DOAS) observations of tropospheric BrO carried out on board the German research vessel Polarstern during the Antarctic winter...
An overview of snow photochemistry: evidence, mechanisms and impacts (2007)
A. M. Grannas, A. E. Jones, J. Dibb, M. Ammann, C. Anastasio, H. J. Beine, ...
It has been shown that sunlit snow and ice plays an important role in processing atmospheric species. Photochemical production of a variety of chemicals has recently been reported to occur in...
Halogens and their role in polar boundary-layer ozone depletion (2007)
W. R. Simpson, R. Von Glasow, K. Riedel, P. Anderson, P. Ariya, J. Bottenheim, ...
During springtime in the polar regions, unique photochemistry converts inert halide salt ions (e.g. Br<sup>−</sup>) into reactive halogen species (e.g. Br atoms and BrO) that...
Organic material from the ocean's surface can be incorporated into sea salt aerosol particles often producing a surface film on the aerosol. Such an organic coating can reduce the mass transfer...
An overview of snow photochemistry: evidence, mechanisms and impacts (2007)
A. M. Grannas, A. E. Jones, J. Dibb, M. Ammann, C. Anastasio, H. J. Beine, ...
It has been shown that sunlit snow and ice plays an important role in processing atmospheric species. Photochemical production of a variety of chemicals has recently been reported to occur in...
Halogens and their role in polar boundary-layer ozone depletion (2007)
W. R. Simpson, R. Von Glasow, K. Riedel, P. Anderson, P. Ariya, J. Bottenheim, ...
During springtime in the polar regions, unique photochemistry converts inert halide salts ions (e.g. Br<sup>−</sup>) into reactive halogen species (e.g. Br atoms and BrO) that...
We present model studies with the one-dimensional model MISTRA to investigate the potential role of frost flowers, recycling on snow, and open leads in the depletion of tropospheric ozone in the...
Modeling the possible role of iodine oxides in atmospheric new particle formation (2006)
S. Pechtl, E. R. Lovejoy, J. B. Burkholder, R. Von Glasow
We studied the possible role of iodine oxides in atmospheric new particle formation with the one-dimensional marine boundary layer model MISTRA, which includes chemistry in the gas and aerosol phase...
The reaction of the hydroxyl radical with chloride on the surface of sea salt aerosol producing gas phase Cl2 and particulate OH− and its implications for the chemistry of the marine boundary...
The reaction of the hydroxyl radical with chloride on the surface of sea salt aerosol producing gas phase Cl<sub>2</sub> and particulate OH<sup>-</sup> and its implications...
Modeling iodide – iodate speciation in atmospheric aerosol (2006)
S. Pechtl, G. Schmitz, R. Von Glasow
The speciation of iodine in atmospheric aerosol is currently poorly understood. Models predict negligible iodide concentrations and accumulation of iodate in aerosol, both of which is not confirmed...
A. Aiuppa, A. Franco, R. Von Glasow, A. G. Allen, W. D’Alessandro, T. A. Mather, ...
Improving the constraints on the atmospheric fate and depletion rates of acidic compounds persistently emitted by non-erupting (quiescent) volcanoes is important for quantitatively predicting the...
The reaction of the hydroxyl radical with chloride on the surface of sea salt aerosol producing gas phase Cl2 and particulate OH- and its implications for the chemistry of the marine boundary layer...
Impact of reactive bromine chemistry in the troposphere (2004)
R. Von Glasow, R. Von Kuhlmann, M. G. Lawrence, U. Platt, P. J. Crutzen
Recently several field campaigns and satellite observations have found strong indications for the presence of bromine oxide (BrO) in the free troposphere. Using a global atmospheric chemistry...
Model study of multiphase DMS oxidation with a focus on halogens (2004)
We studied the oxidation of dimethylsulfide (DMS) in the marine boundary layer (MBL) with a one-dimensional numerical model and focused on the influence of halogens. Our model runs show that there is...
Impact of reactive bromine chemistry in the troposphere (2004)
R. Von Glasow, R. Von Kuhlmann, M. G. Lawrence, U. Platt, P. J. Crutzen
Recently several field campaigns and satellite observations found strong indications for bromine oxide (BrO) in the free troposphere. Using a global atmospheric chemistry transport model we show that...
Modeling the chemical effects of ship exhaust in the cloud-free marine boundary layer (2003)
R. Von Glasow, M. G. Lawrence, R. Sander, P. J. Crutzen
The chemical evolution of the exhaust plumes of ocean-going ships in the cloud-free marine boundary layer is examined with a box model. Dilution of the ship plume via entrainment of background air...
Accommodation coefficient of HOBr on deliquescent sodium bromide aerosol particles (2002)
M. Wachsmuth, H. W. Gäggeler, R. Von Glasow, M. Ammann
Uptake of HOBr on sea salt aerosol, sea salt brine or ice is believed to be a key process providing a source of photolabile bromine (Br2) and sustaining ozone depletion cycles in the Arctic...
Modeling the chemical effects of ship exhaust in the cloud-free marine boundary layer (2002)
R. Von Glasow, M. G. Lawrence, R. Sander, P. J. Crutzen
The chemical evolution of the exhaust plumes of ocean-going ships in the cloud-free marine boundary layer is examined with a box model. Dilution of the ship plume via entrainment of background air...