W. Haag

Zur Initiierung der Eisphase in Zirruswolken: Numerische Simulationen von Gefrierprozessen in einer Aerosolkammer und atmosphärische Implikationen (2004)

Haag, W.

The Impact of Aerosols and Gravity Waves on Cirrus Clouds at Midlatitudes (2004)

Haag, W., Kärcher, B.

Factors Controlling Upper Tropospheric Relative Humidity (2004)

Kärcher, B., Haag, W.

EQUIL4 - A Model to Calculate the Equilibrium Partitioning of HNO3 Between the Gas Phase, Liquid NH3/H2SO4/HNO3/H2O Aerosols, and Ice Crystals (2004)

Kärcher, B., Haag, W., Voigt, C., Lauer, A.

Particles and Cirrus Clouds (PAZI): Overview of results 2000 - 2003 (2004)

Kärcher, B., Schumann, U., Brinkop, S., Busen, R., Fiebig, M., Flentje, H., ...

Factors controlling upper tropospheric relative humidity (2004)

Kärcher, B., Haag, W.

Factors controlling the distribution of relative humidity in the absence of clouds are examined, with special emphasis on relative humidity over ice (RHI) under upper tropospheric and lower...

Factors controlling upper tropospheric relative humidity (2004)

Kärcher, B., Haag, W.

Factors controlling the distribution of relative humidity in the absence of clouds are examined, with special emphasis on relative humidity over ice (RHI) under upper tropospheric and lower...

Improved blow-back system with extremely high cleaning intensity. (2004)

Heidenreich, S., Haag, W., Mai, R., Leibold, H., Seifert, H.

Filtech Europa 2003, Düsseldorf, October 21-23, 2003

Investigations on the regeneration intensity of different back-pulse systems for surface filters of rigid filter media. (2004)

Heidenreich, S., Haag, W., Mai, R., Leibold, H., Seifert, H.

Chemical Engineering and Technology, 27(2004) S.502-05

Particles and cirrus clouds (PAZI): overview of results 2000 - 2003. (2004)

Kärcher, B., Schumann, U., Brinkop, S., Busen, R., Fiebig, M., Flentje, H., ...

Aviation, Atmosphere, and Climate (AAC) : Proc.of a European Conf., Friedrichshafen, June 30 - July 3, 2003

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler,O., Stetzer,O., Schaefers,S., Linke,C., Schnaiter,M., Tiede,R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Particles and Cirrus Clouds (PAZI): Overview of results 2000-2003 (2003)

Kärcher, B., Schumann, U., Brinkop, S., Busen, R., Flentje, H., Gierens, K., ...

Freezing thresholds and cirrus cloud formation mechanisms inferred from in situ measurements of relative humidity (2003)

W. Haag, B. Kärcher, J. Ström, A. Minikin, U. Lohmann, J. Ovarlez, ...

Factors controlling the microphysical link between distributions of relative humidity above ice saturation in the upper troposphere and lowermost stratosphere and cirrus clouds are examined with the...

Cirrus cloud occurrence as function of ambient relative humidity: a comparison of observations obtained during the INCA experiment (2003)

J. Ström, M. Seifert, B. Kärcher, J. Ovarlez, A. Minikin, ...

Based on in-situ observations performed during the Interhemispheric differences in cirrus properties from anthropogenic emissions (INCA) experiment, we introduce and discuss the cloud presence...

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

W. Haag, B. Kärcher, S. Schaefers, O. Stetzer, O. Möhler, U. Schurath, ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

O. Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Experimental Investigations of Homogeneous Freezing of Sulphuric Acid Particles in the Aerosol Chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

Numerical Simulations of Homogeneous Freezing Processes in the Aerosol Chamber AIDA (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

Freezing Thresholds and Cirrus Cloud Formation Mechanisms Inferred from in Situ Measurements of Relative Humidity (2003)

Haag, W., Kärcher, B., Ström, J., Minikin, A., Lohmann, U., Ovarlez, J., ...

Cirrus Cloud Occurrence as Function of Ambient Relative Humidity: A Comparison of Observations Obtained during the INCA Experiment (2003)

Ström, J., Seifert, M., Kärcher, B., Ovarlez, J., Minikin, A., ...

Based on in-situ observations performed during the Interhemispheric differences in cirrus properties from anthropogenic emissions (INCA) experiment, we introduce and discuss the cloud presence...

Formation and Properties of Cirrus Clouds in the UTLS Region (2003)

Kärcher, B., Haag, W., Lohmann, U., Möhler, O., Ström, J.

Numerical Simulations of Homogeneous Freezing Processes in the Aerosol Chamber AIDA (2003)

Haag, W., Möhler, O., Krämer, M., Kärcher, B.

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Cirrus cloud occurrence as function of ambient relative humidity: a comparison of observations obtained during the INCA experiment (2003)

Ström, J., Seifert, M., Kärcher, B., Ovarlez, J., Minikin, A., ...

Based on in-situ observations performed during the Interhemispheric differences in cirrus properties from anthropogenic emissions (INCA) experiment, we introduce and discuss the cloud presence...

Freezing thresholds and cirrus cloud formation mechanisms inferred from in situ measurements of relative humidity (2003)

Haag, W., Kärcher, B., Ström, J., Minikin, A., Lohmann, U., Ovarlez, J., ...

Factors controlling the microphysical link between distributions of relative humidity above ice saturation in the upper troposphere and lowermost stratosphere and cirrus clouds are examined with the...

Cirrus cloud occurrence as function of ambient relative humidity: A comparison of observations from the Southern and Northern Hemisphere midlatitudes obtained during the INCA experiment (2003)

Ström, J., Seifert, M., Kärcher, B., Ovarlez, J., Minikin, A., Gayet, J. F., ...

The occurrence frequency of cirrus clouds as function of ambient relative humidity over ice, based on in-situ observations performed during the INCA experiment, show a clear difference between the...

Freezing thresholds and cirrus cloud formation mechanisms inferred from in situ measurements of relative humidity (2003)

Haag, W., Kärcher, B., Ström, J., Minikin, A., Lohmann, U., Ovarlez, J., ...

Factors controlling the distribution of relative humidity above ice saturation in the upper troposphere and lower stratosphere in the presence of cirrus clouds are examined with the help of...

Cirrus cloud occurrence as function of ambient relative humidity: a comparison of observations obtained during the INCA experiment (2003)

Ström, J., Seifert, M., Kärcher, B., Ovarlez, J., Minikin, A., ...

Based on in-situ observations performed during the Interhemispheric differences in cirrus properties from anthropogenic emissions (INCA) experiment, we introduce and discuss the cloud presence...

Freezing thresholds and cirrus cloud formation mechanisms inferred from in situ measurements of relative humidity (2003)

Haag, W., Kärcher, B., Ström, J., Minikin, A., Lohmann, U., Ovarlez, J., ...

Factors controlling the microphysical link between distributions of relative humidity above ice saturation in the upper troposphere and lowermost stratosphere and cirrus clouds are examined with the...

Cirrus cloud occurrence as function of ambient relative humidity: A comparison of observations from the Southern and Northern Hemisphere midlatitudes obtained during the INCA experiment (2003)

Ström, J., Seifert, M., Kärcher, B., Ovarlez, J., Minikin, A., Gayet, J. F., ...

The occurrence frequency of cirrus clouds as function of ambient relative humidity over ice, based on in-situ observations performed during the INCA experiment, show a clear difference between the...

Freezing thresholds and cirrus cloud formation mechanisms inferred from in situ measurements of relative humidity (2003)

Haag, W., Kärcher, B., Ström, J., Minikin, A., Lohmann, U., Ovarlez, J., ...

Factors controlling the distribution of relative humidity above ice saturation in the upper troposphere and lower stratosphere in the presence of cirrus clouds are examined with the help of...

Atmospheric Chemistry and Physics Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

O. Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, ...

The homogeneous freezing of supercooled H 2 SO 4 /H 2 O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum...

Freezing thresholds and cirrus cloud formation mechanisms inferred from in situ measurements of relative humidity (2003)

W. Haag, B. Kärcher, J. Ström, A. Minikin, U. Lohmann, J. Ovarlez, ...

Factors controlling the distribution of relative humidity above ice saturation in the upper troposphere and lower stratosphere in the presence of cirrus clouds are examined with the help of...

Cirrus cloud occurrence as function of ambient relative humidity: A comparison of observations from the Southern and Northern Hemisphere midlatitudes obtained during the INCA experiment (2003)

J. Ström, M. Seifert, B. Kärcher, J. Ovarlez, A. Minikin, J. F. Gayet, ...

The occurrence frequency of cirrus clouds as function of ambient relative humidity over ice, based on in-situ observations performed during the INCA experiment, show a clear difference between the...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA. (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

Atmospheric Chemistry and Physics Discussions, 2(2002) S.1429-65

Untersuchungen zur Abreinigungsleistung verschiedener Rückpulssysteme für Oberflächenfilter aus starren Filtermedien. (2003)

Heidenreich, S., Haag, W., Mai, R., Leibold, H., Seifert, H.

Interne Arbeitssitzung des GVC-Fachausschusses Gasreinigung, Karlsruhe, 17.-18.Februar 2003

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA. (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

Atmospheric Chemistry and Physics, 3(2003) S.195-210

Coupled pressure pulse (CPP) recleaning system for ceramic hot-gas filters with an integrated safety filter. (2003)

Mai, R., Leibold, H., Seifert, H., Heidenreich, S., Haag, W., Walch, A.

Chemical Engineering and Technology, 26(2003) S.577-79

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA. (2003)

Haag, W., Möhler, O., Krämer, M., Kärcher, B.

Stratospheric Ozone 2002 : Proc.of the 6th European Symp.,Göteborg, S, September 2-6, 2002

Formation and properties of cirrus clouds in the UTLS region. (2003)

Kärcher, B., Haag, W., Lohmann, U., Möhler, O., Ström, J.

Stratospheric Ozone 2002 : Proc.of the 6th European Symp.,Göteborg, S, September 2-6, 2002

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2002)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2002)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2002)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2002)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2002)

O. Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, ...

The homogeneous freezing of supercooled H₂SO₄/H₂O solution droplets was investigated in the aerosol chamber AIDA (Aerosol...

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2002)

W. Haag, B. Kärcher, S. Schaefers, O. Stetzer, O. Möhler, U. Schurath, ...

The homogeneous freezing of supercooled H₂SO₄/H₂O aerosols in an aerosol chamber is investigated with a microphysical box model...

Keramischer Heißgasfilter mit integriertem Sicherheitssystem und neuartigem CPP-Abreinigungsverfahren. (2002)

Heidenreich, S., Haag, W., Walch, A., Mai, R., Leibold, H., Seifert, H.

Interne Arbeitssitzung der GVC-Fachausschüsse 'Gasreinigung und Hochtemperaturtechnik', Karlsruhe, 25.-27.Februar

Coupled pressure pulse- (CPP) Abreinigungssystem für keramische Heißgasfilter mit integriertem Sicherheitsfilter. (2002)

Mai, R., Leibold, H., Seifert, H., Heidenreich, S., Haag, W., Walch, A.

Chemie Ingenieur Technik, 74(2002) S.1438-41

Operation behavior of a multi-candle filter with coupled pressure pulse recleaning during normal operation and in the case of a filter candle failure. (2002)

Mai, R., Leibold, H., Seifert, H., Heidenreich, S., Haag, W.

Proc.of the 5th Internat.Symp.on Gas Cleaning at High Temperature, Morgantown, W.Va., September 17-20, 2002

Ceramic hot gas filter with integrated failsafe system. (2002)

Heidenreich, S., Haag, W., Walch, A., Scheibner, B., Mai, R., Leibold, H., ...

Proc.of the 5th Internat.Symp.on Gas Cleaning at High Temperature, Morgantown, W.Va., September 17-20, 2002

Abscheideverhalten von Sicherheitsfiltern beim Coupled Pressure Pulse (CPP) - Abreinigungsverfahren. (2002)

Mai, R., Leibold, H., Seifert, H., Heidenreich, S., Haag, W., Walch, A.

Symp.'Heißgasreinigung (HGR)', Jülich, 14.November 2002

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA. (2002)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

Atmospheric Chemistry and Physics Discussions, 2(2002) S.1467-1508

A newly designed ceramic hot gas filter system. Filtration tests with waste pyrolysis gases. (2001)

Heidenreich, S., Haag, W., Walch, A., Mai, R., Kreft, D., Leibold, H.

PARTEC 2001 - Internat.Congress for Particle Technology, Nürnberg, March 27-29, 2001

Comparison of coupled pressure pulse (CCP) recleaning and jet pulse recleaning during the filtration of sticky dust. (2001)

Mai, R., Leibold, H., Seifert, H., Haag, W., Heidenreich, S., Walch, A.

FILTECH EUROPA 2001 : Europe's Market Place for Filtration and Separation Technology ; Internat.Conf.and Exhibition, Düsseldorf, October 16-18, 2001