Dr. Harald Saathoff

Harald at workSaathoff

Projects, campaigns and publications

2024

Volatile organic gases and aerosol particles in a forest near Freiburg

 

Volatile organic gases within the cannopy and emitted from individual leaves/branches of beech and douglas fir trees. Aerosol particle composition and number fluxes. (Collaboration with the University of Freiburg in the ECOSENSE project)

 

 

2024

Air quality in downtown Munich

 

Aerosol particles and trace gase composition, Aerosol vertical and horizontal spatial distribution at LMU Munich, Germany (Collaboration with LMU & TU Munich as well as Harvard University)

 

 

2024

SOA24 campaign at the AIDA simulation chamber

 

SOA formation from BVOC mixtures and Isoprene from 200 to 296 K

 

 

2024

CAINA02 campaign at the AIDA simulation chamber

 

The role of nitrogen compounds in liquid phase chemistry and photochemistry in brine and cloud droplets with different nitrogen species and selected organic molecules (CAINA project with University of Groningen, NL)

 

 

2023

CAINA01 campaign at the AIDA simulation chamber

 

The role of nitrogen compounds in liquid phase chemistry and photochemistry in brine and cloud droplets with different nitrogen species and selected organic molecules (CAINA project with University of Groningen, NL)

 

 

2023

Air quality in downtown Munich

 

Aerosol particles and trace gase composition, Aerosol vertical and horizontal spatial distribution (at LMU Munich, Germany)

 

 

2023

Swabian MOSES field campaign on the Feldberg

 

Aerosol particle and VOC composition, Aerosol spatial distribution and ice nuclei on the Feldberg (Black Forest, Germany)

 

 

2023

SOA23a campaign at the AIDA simulation chamber

 

SOA formation from BVOC mixtures, β-pinene radical chemistry, SOA from camphene

 

 

2022

SOA22b campaign at the AIDA simulation chamber

 

Brown carbon from Indole, β-pinene radical chemistry, SOA from BVOC mixtures

 

 

2022

Field campaign at the Karlsruhe harbor

 

Characterisation of VOC, aerosol particle composition and spatial distribution (Lidar)

 

 

2022

AquaVIT04 campaign at the AIDA simulation chamber

 

International (blind) intercomparison of atmospheric hygrometers

 

 

2022

SOA22a campaign at the AIDA simulation chamber

 

Influence of Criegee radicals and peroxy radicals on SOA formation from β-pinene

 

 

2021

SOA21b campaign at the AIDA simulation chamber

 

Brown carbon aerosol formation from oxidation of toluene and indole

 

 

2021

Swabian MOSES field campaign at Rottenburg am Neckar

 

Characterization of spatial aerosol distributions and INP

 

 

2021

Field campaign at KIT Campus North

 

Characterization of organic aerosol, BVOCs, and brown carbon in summer

 

 

2021

SOA21a campaign at the AIDA simulation chamber

 

Partitioning of VOC and the role of photosensitizers

 

 

2021

Field campaign at KIT Campus North

 

Characterization of organic aerosol, VOCs, Saharan dust and brown carbon in winter

 

 

2020

SOA20b campaign at AIDA

 

Characterisation of secondary organic aerosol and brown carbon

 

 

2020

MOSES campaign in a pine forest stressed by draught and bark beetle (Kleinhau, Eifel)

 

Characterisation of VOC and aerosol particle composition by CHARON-PTR-MS (June)

 

 

2020

Campaign on aerosols in downtown Karlsruhe, Germany

 

Characterisation of trace gases and aerosol particles during winter (February-March)

 

 

2020

SOA20a campaign at AIDA

 

Characterisation of a LED light source and secondary organic aerosol photochemistry

 

 

2019

SOA19b campaign at AIDA

 

Characterisation of a LED light source and secondary organic aerosol photochemistry

 

 

2019

Campaign on aerosols and heat islands in downtown Karlsruhe, Germany

 

Characterisation of trace gases and aerosol particles including spatial distributions (July) 

 

 

2019

SOA19a campaign at AIDA

 

Characterisation of a LED light source and secondary organic aerosol photochemistry

 

 

2018

SOA18 campaign at AIDA

 

Characterisation of a LED light source and secondary organic aerosol photochemistry

 

 

2018

MOSES campaign on heat waves and aerosols near Jülich, Germany

 

Characterisation of 3D spatial distributions of aerosol particles and clouds using a scanning aerosol LIDAR in comparison with UAV and balloon measurements (July) 

 

 

2018

Aerosol Characterisation in the Bolivian Andes (Mt. Chacaltaya, 5240 masl.

 

Characterisation of the molecular composition of aerosol particles and trace gases using the FIGAERO-HR-ToF-CIMS: Free tropospheric air masses and impact of pollution (April-May) 

 

 

2018

Aerosol LIDAR intercomparison at KIT 

 

Comparions of a scanning aerosol LIDAR and a fixed vertical LIDAR (both Raymetrics) for clear sky and Saharan dust plumes (April) 

 

 

2018 - 2021

COST action CA16109  (COLOSSAL)

 

Chemical On-Line Composition and Source Apportionment of fine Aerosol

 

 

2018

3D Observation of Atmospheric Processes in Cities (3DO)

 

Characterisation of aerosol particles and trace gases at an urban background site in the centre of the city of Stuttgart (February)

 

 

2017-2027

Modular Observation Solutions for Earth Systems (MOSES)

 

Characterisation of aerosol particles by mass spectroscopy and LIDAR especially during heat waves

 

 

2017

SOA17 campaign at AIDA

 

Characterisation of secondary organic aerosol from anthropogenic and biogenic precursors 

 

 

2017

CLOUD-12 campaign at CERN:

 

Water vapour measurements 

 

 

2017

3D Observation of Atmospheric Processes in Cities (3DO)

 

Characterisation of aerosol particles and trace gases at an urban background site in the centre of the city of Stuttgart (July-August)

 

 

2017

INUIT-CLACE-Campaign

 

Characterisation of single aerosol particles and ice nuclei regarding size and chemical composition on the apline station Jungfraujoch (January - February)

 

 

2017-2020

EU project EUROCHAMP-2020:

 

Integration of European Simulation Chambers for Investigating Atmospheric Processes, Integrated Infrastructure Initiative

 

 

2016

CLOUD-11 campaign at CERN:

 

Water vapour measurements

   

2016

SOA16c campaign at AIDA

 

Oxidation of Levoglucosan and SOA formation from different precursors

   

2016

TRAM01 campaign

 

Characterisation of ambient aerosol near Leopoldshafen

   

2016

SOA16b campaign at AIDA

 

SOA ice nucleation

   

2015

CLOUD-10 campaign at CERN:

 

Water vapour measurements

   

2015

SOA15 campaign at AIDA

 

Yields, chemical composition, phase transition and ice nucleation of secondary organic aerosol

   

2015

AquaVIT-3 campaign at AIDA

 

Intercomparison of atmospheric hygrometers

   

2014

FIN-01 campaign at AIDA:

 

Coating dust particles with SOA and H2SO4; single particle MS analysis and ice nucleation study

 

 

2014

CLOUD-9 campaign at CERN:

 

Water vapour measurements

 

 

2013

AquaVIT 2 campaign at AIDA:

 

International intercomparion of atmospheric hygrometers

 

 

2013

ISOCLOUD-4 campaign at AIDA:

 

Water isotop measurement in AIDA to investigate cloud processes

 

 

2012

ISOCLOUD campaigns 1-3 at AIDA:

 

Water isotop measurement in AIDA to investigate cloud processes

 

 

2012

SOOT-12 campaign:

 

Characterisation of soot aerosol by combined APM, SMPS, SP-2, and ESEM measurements and detailed modeling

 

 

2011

TerAIDA-2 campaign at AIDA:

 

Impact of fs laser plasma on new particle formation and ice cloud properties

 

 

2011

SOA-11 campaign at AIDA:

 

Characterisation of the AIDA background conditions and SOA formation at low concentrations

 

 

2011-2014

EU project QNano -Research Infrastructure-:

 

Nanoparticle characterisation and testing

 

 

2011-2014

EU project METEOMET -Metrology for Meteorology-:

 

Intercomparison of water vapour instruments traceable to humidity standards

 

 

2011-2014

DFG-NSF international collaboration in chemistry project:

 

Fractionation of water isotopes in simulated clouds

 

 

2011

AIDA HALO-06 campaign:

 

Characterisation of instruments to measure water vapour and ice crystals;

Ice particle growth rates and microphysical properties

 

 

2010

AIDA SOOT-11 campaign:

 

Characterization of the spectral absorption properties of soot aerosol and of particles emitted from a commercial (Euro-5) Diesel engine (with IfKM)

 

 

2010

AIDA HALO-05 campaign:

 

Measurement of the water accommodation coefficient on ice and test of the HAI hygrometer for the HALO aircraft

 

 

2010

TerAIDA campaign:

 

Characterisation of the influence of a terawatt laser beam (TerraMobile) inside AIDA on trace gas and cloud formation

 

 

2010

Characterisation of particle emissions from Diesel engines:

 

Analysis of soot from a heavy duty test engine operated with different fuels under different operating conditions (cooperation with IfKM)

 

 

2009

AIDA HALO-04 campaign:

 

Measurement of the water accommodation coefficient on ice and test of the HAI hygrometer for the HALO aircraft

 

 

2009

AIDA SOA-09 campaign:

 

Temperature dependence of α- and β-pinene degradation mechanisms

 

 

2009-2013

EU project EUROCHAMP-2:

 

Integration of European Simulation Chambers for Investigating Atmospheric Processes, Integrated Infrastructure Initiative

 

 

2008

AIDA SOA-08 campaign:

 

OH radical induced ageing of secondary organic aerosol as part of the “Multiple Chamber Aerosol Chemistry and Ageing Study” (MUCHACHAS)

 

 

2008-present

Cavity ring down spectroscopy:

 

Development of a set up for water measurement

 

 

2008-2011

DFG SPP 1313 Biological Responses to Nanoscale Particles:

 

NANOSYNCC subproject: Development of methods to expose lung cells to airborne nanoparticles

 

 

2007

AquaVIT campaign:

 

Intercomparison of atmospheric water vapour measurement methods

 

 

2007

Soot characterisation at the Institut für Kolbenmaschinen:

 

Analysis of soot from a heavy duty test engine operated with different fuels under different operating conditions

 

 

2007-2010

DFG SPP 1294 Instrumentation for the HALO aircraft:

 

SHARC subproject: Development of the TDL hygrometer HAI for the HALO aircraft (High Altitude and Long Range Research Aircraft)

 

 

2006

AIDA SOA-06 campaign:

 

Secondary organic aerosol from the ozonolysis of isoprene

 

 

2005

AIDA SOA-05 campaign:

 

Secondary organic aerosol from the ozonolysis of α-pinene and limonene

 

 

2004-2009

EU project ACCENT:

 

Atmospheric Composition Change, the European Network of Excellence

 

 

2004-2009

EU project EUROCHAMP:

 

Integration of European Simulation Chambers for Investigating Atmospheric Processes, Integrated Infrastructure Initiative

 

 

2004-2008

ESF project INTROP: Interdisciplinary Tropospheric Research: from the Laboratory to Global Change

 

 

2004

AIDA PSC-9 campaign:

 

Kinetics of NO2, N2O4, N2O5, and O3 at stratospheric conditions with/without H2SO4/HNO3/H2O-aerosol

Characterisation of water absorption lines as function of pressure and temperature

 

 

2003-2010

Cooperation with the University of Raipur, India.

 

EC/OC characterisation of carbonaceous aerosol from urban areas

 

 

2003

AIDA SOA-03 campaign:

 

Secondary organic aerosol from the ozonolysis of α-pinene and limonene

 

 

2002 & 2003

AIDA soot characterisation campaigns

 

Characterisation of Palas-, Diesel-, and CAST soot coated with secondary organics; Determination of optical properties and comparison of measurement techniques

 

 

2002-present

Cooperation with the University of Heidelberg, Germany.

 

In situ water vapour detection in AIDA by TDL spectroscopy

Characterisation of water absorption lines

 

 

2000-present

Thermographic characterisation of different carbonaceous aerosol

 

Set up of the Thermograph RA10m according to VDI 2465 (2)

Modification of the Thermograph for simultaneous CO, CO2 & H2O measurement and for pigment soot analysis

Analysis of various carbonaceous aerosol particles (Palas-, Diesel-, CAST-, and pigment soot, SOA, field samples, coated particles, reference samples).

 

 

1999

AIDA soot characterisation campaign

 

Comparison of soot measurement techniques

Determination of the optical properties of Palas & Diesel soot

Influence of external mixing and coating on soot properties

 

 

1998-2001

EUROTRAC-2 subproject CMD “Chemical mechanism development“

 

Aerosol chamber studies on the loss and formation of reactive intermediates on tropospheric aerosol

 

 

1998-2001

BMBF project AFS:

 

“Kinetic investigations of chemically and climatically relevant gas-particle interactions in a coolable aerosol chamber”

Reaction probabilities of trace gases with soot

Optical properties of soot aerosol

 

 

1997-2000

Project supported by the FORD motor company

 

Oxidation Palas & Diesel soot with O3 and NO2

 

 

1996-2001

Investigations on the interaction of trace gases with soot aerosol

 

Reaction probabilities of O3, NO2, NO3, N2O5, HO2, and HNO3 on Diesel soot and spark generated soot.

Set up of a FT spectrometer (UV/VIS) for in situ measurements at AIDA

 

 

1997-present

Responsible for aerosol chemistry at the AIDA facility of the Institute for Meteorology and Climate Research at the Forschungszentrum Karlsruhe

 

 

1994-1996

PostDoc at the Forschungszentrum Karlsruhe

 

Planning the set up of the 84 m3 AIDA aerosol & cloud simulation chamber

 

Set up of a FTIR system (MIR) for in situ measurements at AIDA

 

Set up of a IC system

 

Aerosol experiments in the 4.5 m3 ASA simulation chamber on the redistribution of NH4NO3 in a mixture with (NH4)2SO4.

 

 

1993

PostDoc at the University of Essen

 

FTIR product studies of oxidative HCFC degradation (new set up)

 

Studies of radical kinetics by laser induced fluorescence (new set up)

 

Set up of a new TDL system

 

 

1989-1992

Diploma & PhD Thesis at the University of Göttingen

 

Studies of radical kinetics (e.g. CH3O, CF3O, OH) by laser photolysis and laser induced fluorescence spectroscopy in a thermostated flow tube.

 

Environmental acceptability study of HCFC’s as replacement for CFC’s

 

EUROTRAC projects (HALIP, LACTOS)

 

Publications

 

See also my ORCiD information

2024

 

 

   

 

  142

Measurement report: The Fifth International Workshop on Ice Nucleation phase 1 (FIN-01): intercomparison of single-particle mass spectrometers

Shen, X. L., et al., Atmospheric Chemistry and Physics, 24(18), 10869-10891. doi:10.5194/acp-24-10869-2024 (2024).

   

 

  141

Aerosol composition, air quality, and boundary layer dynamics in the urban background of Stuttgart in winter

Zhang, H. H., Huang, W., Shen, X. L., Ramisetty, R., Song, J. W., Kiseleva, O., Holst, C., Kahn, B., Leisner, T., Saathoff, H., Atmospheric Chemistry and Physics, 24(18), 10617-10637. doi:10.5194/acp-24-10617-2024 (2024)

   

 

  140

How Porosity Influences the Heterogeneous Ice Nucleation Ability of Secondary Organic Aerosol Particles

Wagner, R., Hu, Y. Q., Bogert, P., Höhler, K., Kiselev, A., Möhler, O., Saathoff, H., Umo, N., Zanatta, M., Journal of Geophysical Research-Atmospheres, 129(20), doi:10.1029/2024JD041576 (2024).

   

 

  139

Sources of organic gases and aerosol particles and their roles in nighttime particle growth at a rural forested site in southwest Germany

Song, J., et al., Atmospheric Chemistry and Physics, 24, (11), 6699-6717, doi:10.5194/acp-24-6699-2024(2024).

   

 

  138

Molecular analysis of secondary organic aerosol and brown carbon from the oxidation of indole

Jiang, F., et al., Atmospheric Chemistry and Physics, 24, (4), 2639-2649,  https://10.5194/acp-24-2639-2024; (2024).

   

 

  137

Variation in chemical composition and volatility of oxygenated organic aerosol in different rural, urban, and mountain environments

Huang, W., et al., Atmospheric Chemistry and Physics, 24 (4), 2607-2024, https://10.5194/acp-24-2607-2024(2024).

   

 

  136

Impact of temperature on the role of Criegee intermediates and peroxy radicals in dimer formation from β-pinene ozonolysis

Gong, Y.W., Jiang, F., Li, Y.X., Leisner, T., Saathoff, H., Atmospheric Chemistry and Physics, 24, (1), 167-184,  https://10.5194/acp-24-167-2024; (2024).

   

 

  135

Influence of the Neutralization Degree on the Ice Nucleation Ability of Ammoniated Sulfate Particles

Bertozzi, B., Wagner, R., Höhler, K., Saathoff, H., Möhler, O., and Leisner, T., Journal of Geophysical Research - Atmospheres, 129, (2), https://10.1029/2023JD040078; (2024).

   

 

  134

The impact of aerosols and model grid spacing on a supercell storm from Swabian MOSES 2021

Barthlott, C., et al.,  Quarterly Journal of the Royal Meteorological Society,  https://10.1002/qj.4687(2024).

   

 

2023

 

 

   

 

  133

Particle shapes and infrared extinction spectra of nitric acid dihydrate (NAD)crystals: optical constants of the beta-NAD modification

Wagner et al., Atmospheric Chemistry and Physics, 23, (12), 6789-6811,  https://10.5194/acp-23-6789-2023; (2023).

   

 

  132

Role of sesquiterpenes in biogenic new particle formation

Dada et al., Science Advances, 9 (36)https://10.1126/sciadv.adi5297(2023).

   

 

  131

Volatility of Secondary Organic Aerosol from beta-Caryophyllene Ozonolysis over a Wide Tropospheric Temperature Range

Gao, L.Y., Buchholz, A., Li, Z.J., Song, J.W., Vallon, M., Jiang, F., Möhler, O., Leisner, T., Saathoff, H., Environmental Science & Technology, 57, (24), 8965-8974,  https://10.1021/acs.est.3c01151; (2023).

   

 

  130

Re-evaluating cloud chamber constraints on depositional ice growth in cirrus clouds - Part 1: Model description and sensitivity tests

Lamb, K. D., Harrington, J. Y., Clouser, B. W., Moyer, E. J., Sarkozy, L., Ebert, V., Mohler, O., Saathoff, H., Atmospheric Chemistry and Physics, 23, (11), 6043-6064,  https://10.5194/acp-23-6043-2023; (2023).

   

 

  129

Spatio-temporal dynamics of aerosol distribution in an urban environment recorded in situ by means of a bike based monitoring system

Norra, S., Song, J. W., Gebhardt, R., Bauer, J., Bross, M., Fuchs, M., Huber, T., Mack, D., Saathoff, H., Frontiers in Environmental Science, 11, https://doi.org/10.3389/fenvs.2023.749477(2023).

   

 

  128

Molecular Understanding of the Enhancement in Organic Aerosol Mass at High Relative Humidity

Surdu et al., Environmental Science & Technology, 57, (6), 2297–2309,  https://10.1021/acs.est.2c04587; (2023).

   

 

2022

 

 

   

 

  127

Chromophores and chemical composition of brown carbon characterized at an urban kerbside by excitation-emission spectroscopy and mass spectrometry

Jiang, F., Song, J. W., Bauer, J., Gao, L. Y., Vallon, M., Gebhardt, R., Leisner, T., Norra, S., Saathoff, H., O., Atmospheric Chemistry and Physics, 22 (22), 14971-14986,  https://doi.org/10.5194/acp-22-14971-2022 (2022).

   

 

  126

Swabian MOSES 2021: An interdisciplinary field campaign for investigating convective storms and their event chains

Kunz et al., O., Frontiers in Earth Science, 10,  https://doi.org/10.3389/feart.2022.999593 (2022).

   

 

  125

Development and validation of a new cloud simulation experiment for lab-based aerosol-cloud studies

Vogel, F., Lacher, L., Nadolny, J., Saathoff, H., Leisner, T., Moehler, O., Review of Scientific Instruments, 93(9), http://aip.scitation.org/doi/10.1063/5.0098777 (2022).

   

 

  124

Comparison of Scanning LiDAR with Other Remote Sensing Measurements and Transport Model Predictions for a Saharan Dust Case

Zhang, H. H., Wagner, F., Saathoff, H., Vogel, H., Hoshyaripour, G., Bachmann, V., Forstner, J., Leisner, T., Remote Sensing, 14(7), https://10.3390/rs14071693 (2022).

   

 

  123

LED-based solar simulator to study photochemistry over a wide temperature range in the large simulation chamber AIDA

Vallon, M.,Gao, L. Y., Jiang, F., Krumm, B., Nadolny, J., Song, J. W., Leisner, T.
Saathoff, H., Atmos. Meas. Tech., 15(6), 1795-1810, https://10.5194/amt-15-1795-2022 (2022).

   

 

  122

Variations of PM2.5 sources in the context of meteorology and seasonality at an urban street canyon in Southwest Germany

Song, J. W., Saathoff, H., Gao, L. Y., Gebhardt, R., Jiang, F., Vallon, M., Bauer, J., Norra, S., Leisner, T., Atmos. Environ., 282, 119147, https://doi.org/10.1016/j.atmosenv.2022.119147 (2022).

   

 

  121

Distribution, Variations, Fate and Sources of Polycyclic Aromatic Hydrocarbons and Carbon in Particulate Matter, Road Dust, and Sediments in Central India

Nayak, Y., Chakradhari, S., Patel, K. S., Patel, R. K., Yurdakul, S., Saathoff, H., Martin-Ramos, P., Polycycl. Aromat. Comp., 1-23, https://110.1080/10406638.2022.2026991 (2022).

   

 

  120

Kinetics, SOA yields, and chemical composition of seconaary organic aerosol from beta-caryophyllene ozonolysis with and without nitrogen oxides between 213 and 313 K

Gao, L. Y., Song, J. W., Mohr, C., Huang, W., Vallon, M., Jiang, F., Leisner, T.,  Saathoff, H., Atmos. Chem. Phys., 22(9), 6001-6020, https://10.5194/acp-22-6001-2022 (2022).

     
  119

The SALTENA Experiment Comprehensive Observations of Aerosol Sources, Formation, and Processes in the South American Andes

Bianchi, F., et al.,  Bulletin of the American Meteorological Society, 103(2), E212-E229 https://10.1175/Bams-D-20-0187.1 (2022).

     

2021

 

 

   

 

  118

Chemical composition of nanoparticles from alpha-pinene nucleation and the influence of isoprene and relative humidity at low temperature

Caudillo et al., Atmos. Chem. Phys., 21(22), 17099-17114, https://10.5194/acp-21-17099-2021 (2021).

   

 

  117

Laboratory and field studies of ice-nucleating particles from open-lot livestock facilities in Texas

Hiranuma, N., Auvermann, B. W., Belosi, F., Bush, J., Cory, K. M., Georgakopoulos, D. G., Hohler, K., Hou, Y. D., Lacher, L., Saathoff, H., Santachiara, G., Shen, X. L., Steinke, I., Ullrich, R., Umo, N. S., Vepuri, H. S. K., Vogel, F., Mohler, O., Atmos. Chem. Phys., 21(18), 14215-14234, https://10.5194/acp-21-14215-2021 (2021).

   

 

  116

Sources and nature of ice-nucleating particles in the free troposphere at Jungfraujoch in winter 2017

Lacher, L., Clemen, H. C., Shen, X. L., Mertes, S., Gysel-Beer, M., Moallemi, A., Steinbacher, M., Henne, S., Saathoff, H., Mohler, O., Hohler, K., Schiebel, T., Weber, D., Schrod, J., Schneider, J., Kanji, Z. A., Atmos. Chem. Phys., 21(22), 16925-16953, https://10.5194/acp-21-16925-2021 (2021).

   

 

  115

Ice nucleation ability of ammonium sulfate aerosol particles internally mixed with secondary organics

Schneider, J., Höhler, K., Wagner, R., Saathoff, H., Schnaiter, M., Schorr, T., Steinke, I., Benz, S., Baumgartner, M., Rolf, C., Kramer, M., Leisner, T., Möhler, O., Atmos. Chem. Phys., 21(18), 14403-14425, https://10.5194/acp-21-14403-2021 (2021).

   

 

  114

Ice nucleation ability of ammonium sulfate aerosol particles internally mixed with secondary organics

Bertozzi, B., Wagner, R., Song, J. W., Hohler, K., Pfeifer, J., Saathoff, H., Leisner, T.
Mohler, O., Atmos. Chem. Phys., 21(13), 10779-10798, https://10.5194/acp-21-10779-2021 (2021).

     
  113

High-resolution optical constants of crystalline ammonium nitrate for infrared remote sensing of the Asian Tropopause Aerosol Layer

Wagner, R., Testa, B., Hopfner, M., Kiselev, A., Mohler, O., Saathoff, H., Ungermann, J., Leisner, T., Atmos. Meas. Tech., 14(3), 1977-1991 https://10.5194/amt-14-1977-2021 (2021).

     

2020

 

 

   

 

  112

Solid Ammonium Nitrate Aerosols as Efficient Ice Nucleating Particles at Cirrus Temperatures

Wagner, R., Bertozzi, B., Hopfner, M., Hohler, K., Mohler, O., Saathoff, H., Leisner, T., J. Geophys. Res. A., 125(8), https://10.1029/2019JD032248 (2020).

     
  111

The Chicago Water Isotope Spectrometer (ChiWIS-lab): A tunable diode laser spectrometer for chamber-based measurements of water vapor isotopic evolution during cirrus formation

Sarkozy, L. C., Clouser, B. W., Lamb, K. D., Stutz, E. J., Saathoff, H., Mohler, O., Ebert, V., Moyer, E. J., Rev. Sci. Instr., 91(4), https://10.1063/1.5139244 (2020).

     
  110

No anomalous supersaturation in ultracold cirrus laboratory experiments

Clouser B., Lamb K., Sarkozy L., Nisenoff A., Habig J., Ebert V., Saathoff H., Möhler O., and Moyer E., Atmos. Chem. Phys., 20, 1089-1103, https://10.5194/acp-20-1089-2020 (2020).

     

2019

 

 

   

 

  109

Composition and origin of PM2.5 aerosol particles in the upper Rhine valley in summer

Shen X., Vogel H., Vogel B., Huang W., Mohr C., Ramisetty R., Leisner T., Prévôt A., and Saathoff H., Atmos. Chem. Phys., 19, 13189–13208, https://doi.org/10.5194/acp-19-13189-2019, (2019).

     
  108

Seasonal characteristics of organic aerosol chemical composition and volatility in Stuttgart, Germany

Huang W., Saathoff H., Shen X., Ramisetty R., Leisner T., and Mohr C., Atmos. Chem. Phys., 19, 11687-11700, https://doi.org/10.5194/acp-19-11687-2019 (2019).

     
  107

Enhanced ice nucleation activity of coal fly ash aerosol particles initiated by ice-filled pores

Umo N.S., Wagner R., Ulrich R., Kiselev A., Saathoff H., Weidler P.G., Cziczo D.J., Leisner T., and Möhler O., Atmos. Chem. Phys., 19, 8783-8800 https://doi.org/10.5194/acp-2019-7 (2019).

     
  106

Ammonium nitrate particles formed in upper troposphere sourced from ground ammonia during Asian monsoons

Hopfner M., Ungermann J., Borrmann S., Wagner R., Spang R., Riese M., Stiller G., Appel O.,  Batenburg A.M., Bucci S., Cairo F., Dragoneas A., Friedl-Vallon F., Hunig A., Johansson S.,
Krasaukas L., Legras B., Leisner T., Mahnke C., Mohler O., Molleker S., Muller R., Neubert T., Orphal J., Preusse P., Rex M., Saathoff H., Stroh F., Weigel R., and Wohltmann I., Nature Geoscience, DOI: 10.1038/s41561-019-0385-8 (2019).

     
  105

Distribution, Sources and Hazard of Ambient Carbonaceous Particulates in Central India

Jaiswal N.K., Ramteke S., Chakradhari S., Patel K. S., Saathoff H., Karnae S., John K., Journal of Hazardous, Toxic, and Radioactive Waste, 23(4), https://doi.org/10.1061/(ASCE)HZ.2153-5515.0000447 (2019).

     
  104

Winter Particulate Pollution over Raipur, India

Jaiswal N.K., Ramteke S., Patel K. S., Saathoff H., Nava S., Lucarelli F., Yubero E., Viana M., Journal of Hazardous, Toxic, and Radioactive Waste, 23(4), https://doi.org/10.1061/(ASCE)HZ.2153-5515.0000444 (2019).

     
  103

Heterogeneous Ice Nucleation Properties of Natural Desert Dust Particles Coated with a Surrogate of Secondary Organic Aerosol

Kanji Z.A., Sullivan R. C., Niemand M., DeMott P. J., Prenni A. J., Chou C., Saathoff H., and Möhler O., Atmos. Chem. Phys., 19(7), 5091-5110, DOI: 10.5194/acp-19-5091-2019 (2019).

     
  102

Chemical Characterization of Highly Functionalized Organonitrates Contributing to Night-time Organic Aerosol Mass Loadings and Particle Growth

Huang, W., Saathoff, H., Shen, X., Ramisetty, R., Leisner, T., and Mohr C., Environ. Sci. Technol., 53, 1165-1174, DOI: 10.1021/acs.est.8b05826 (2019).

     
  101

Understanding of atmospheric aerosol particles with improved particle identification and quantification by single particle mass spectrometry

Shen, X., Saathoff, H., Huang, W., Mohr, C., Ramisetty, R., and Leisner, T., Atmos. Meas. Tech., 12, 2219-2240, DOI: 10.5194/amt-12-2219-2019 (2019).

     

2018

 

 

   

 

  100

Exploring femtosecond laser ablation in single particle aerosol mass spectrometry

Ramisetty, R., Abdelmonem, A., Shen, X., Saathoff, H., Leisner, T., and Mohr, C., Atmos. Meas. Tech., 11, 4345–4360, doi.org/10.5194/amt-11-4345-2018 (2018).

     
  99

Laser ablation aerosol particle time-of-flight mass spectrometer (LAAPTOF): Performance, reference spectra and classification of atmospheric samples

Shen, X., Ramisetty, R., Mohr, C., Huang, W., Leisner, T., and Saathoff, H., Atmos. Meas. Tech., 11, 2325–2343, doi.org/10.5194/amt-11-2325-2018 (2018)

     
  98

α-pinene secondary organic aerosol at low temperature: Chemical composition and implications for particle viscosity

Huang, W., Saathoff, H., Pajunoja, A., Shen, X., Naumann, K.-H., Wagner, R., Virtanen, A., Leisner, T., Mohr, C., Atmos. Chem. Phys., 18, 2883-2898, doi.org/10.5194/acp-18-2883-2018, (2018)

     
  97

Heterogeneous Ice Nucleation Ability of NaCl and Sea Salt Aerosol Particles at Cirrus Temperatures

Wagner, R., Kaufmann, J., Möhler, O., Saathoff, H., Schnaiter, M., Ullrich, R., & Leisner, T., Journal of Geophysical Research: Atmospheres, 123, doi.org/10.1002/2017JD027864  (2018)

     

2017

 

 

   

 

  96

Heterogeneous ice nucleation of a-pinene SOA particles before and after ice cloud processing

Wagner, R., Hohler, K., Huang, W., Kiselev, A., Mohler, O., Mohr, C., Pajunoja, A., Saathoff, H., Schiebel, T., Shen, X. L., Virtanen, A., Journal of Geophysical Research-Atmospheres, 122 (9), 4924-4943 (2017)

     
  95

Laboratory measurements of HDO/H2O isotopic fractionation during ice deposition in simulated cirrus clouds

Lamb, K. D., Clouser, B. W., Bolot, M., Sarkozy, L., Ebert, V., Saathoff, H., Mohler, O., Moyer, E. J., Proceedings of the National Academy of Sciences of the United States of America, 114 (22), 5612-5617 (2017)

     
  94

A New Ice Nucleation Active Site Parameterization for Desert Dust and Soot

Ullrich, R., Hoose, C., Möhler, O., Niemand, M., Wagner, R., Höhler, K., Hiranuma, N., Saathoff, H., Leisner, T., Journal of the Atmospheric Sciences, 74 (3), 699-717 (2017)

     

2016

 

 

     
  93

Pre-activation of ice-nucleating particles by the pore condensation and freezing mechanism

Wagner, R., Kiselev, A., Mohler, O., Saathoff, H., Steinke, I., Atmospheric Chemistry and Physics, 16 (4), 2025-2042 (2016)

     
  92

Influence of biodiesel fuel composition on the morphology and microstructure of particles emitted from diesel engines

Savic, N., Rahman, M. M., Miljevic, B., Saathoff, H., Naumann, K. H., Leisner, T., Riches, J., Gupta, B., Motta, N., Ristovski, Z. D., Carbon, 104, 179-189 (2016)

     
  91

Phase transition observations and discrimination of small cloud particles by light polarization in expansion chamber experiments

Nichman, L., et al., Atmospheric Chemistry and Physics, 16 (5), 3651-3664 (2016)

     
  90

Observation of viscosity transition in alpha-pinene secondary organic aerosol

Jarvinen, E., et al., Atmospheric Chemistry and Physics, 16 (7), 4423-4438 (2016)

     
  89

Heterogeneous ice nucleation of viscous secondary organic aerosol produced from ozonolysis of alpha-pinene

Ignatius, K., et al., Atmospheric Chemistry and Physics, 16 (10), 6495-6509 (2016)

     
  88

Aqueous phase oxidation of sulphur dioxide by ozone in cloud droplets

Hoyle, C. R., et al., Atmospheric Chemistry and Physics, 16 (3), 1693-1712 (2016)

     

2015

 

 

     
  87

Single-Particle Time-of-Flight Mass Spectrometry Utilizing a Femtosecond Desorption and Ionization Laser

Zawadowicz, M. A., Abdelmonem, A., Mohr, C., Saathoff, H., Froyd, K. D., Murphy, D. M., LeisnerI, T., Cziczo, D. J., Analytical Chemistry, 87 (24), 12221-12229(2015)

     
  86

Hyphenation of a EC/OC thermal-optical carbon analyzer to photo-ionization time-of-flight mass spectrometry: an off-line aerosol mass spectrometric approach for characterization of primary and secondary particulate matter

Diab, J., Streibel, T., Cavalli, F., Lee, S. C., Saathoff, H., Mamakos, A., Chow, J. C., Chen, L. W. A., Watson, J. G., Sippula, O., Zimmermann, R., Atmospheric Measurement Techniques, 8 (8), 3337-3353 (2015)

     
  85

Time-multiplexed open-path TDLAS spectrometer for dynamic, sampling-free, interstitial H-2 O-18 and H-2 O-16 vapor detection in ice clouds

Kühnreich, B., Wagner, S., Habig, J. C., Möhler, O., Saathoff, H., Ebert, V., Applied Physics B-Lasers and Optics, 119 (1), 177-187 (2015)

     
  84

Two decades of water vapor measurements with the FISH fluorescence hygrometer: a review

Meyer, J., Rolf, C., Schiller, C., Rohs, S., Spelten, N., Afchine, A., Zoger, M., Sitnikov, N., Thornberry, T. D., Rollins, A. W., Bozoki, Z., Tatrai, D., Ebert, V., Kühnreich, B., Mackrodt, P., Möhler, O., Saathoff, H., Rosenlof, K. H., Kramer, M., Atmospheric Chemistry and Physics, 15 (14), 8521-8538 (2015)

     
  83

Crystallization and immersion freezing ability of oxalic and succinic acid in multicomponent aqueous organic aerosol particles

Wagner, R., Höhler, K., Möhler, O., Saathoff, H., Schnaiter, M., Geophysical Research Letters, 42 (7), 2464-2472 (2015)

     
  82

Characterization of ice-nucleating bacteria using on-line electron impact ionization aerosol mass spectrometry

Wolf, R., Slowik, J. G., Schaupp, C., Amato, P., Saathoff, H., Möhler, O., Prevot, A. S. H., Baltensperger, U., Journal of Mass Spectrometry, 50 (4), 662-671 (2015)

     

2014

   
  81

A comprehensive parameterization of heterogeneous ice nucleation of dust surrogate: laboratory study with hematite particles and its application to atmospheric models

Hiranuma, N., Paukert, M., Steinke, I., Zhang, K., Kulkarni, G., Hoose, C., Schnaiter, M., Saathoff, H., Mohler, O., Atmos. Chem. Phys., 14 (23), 13145-13158 (2014)

     
  80

Enhanced high-temperature ice nucleation ability of crystallized aerosol particles after preactivation at low temperature

Wagner, R., Mohler, O., Saathoff, H., Schnaiter, M., J. Geophys. Res. Atmos., 119 (13),  4451-4466 (2014)

     
  79

Silica nanoparticles are less toxic to human lung cells when deposited at the air-liquid interface compared to conventional submerged exposure

Panas, A., Comouth, A., Saathoff, H., Leisner, T., Al-Rawi, M., Simon, M., Seemann, G., Dossel, O., Mulhopt, S., Paur, H. R., Fritsch-Decker, S., Weiss, C., Diabate, S., Beilstein J. Nanotechnol., 5,  1590-1602 (2014)

     
  78

The AquaVIT-1 intercomparison of atmospheric water vapor measurement techniques

Fahey, D. W., Gao, R. S., Mohler, O., Saathoff, H., Schiller, C., Ebert, V., Kramer, M., Peter, T., Amarouche, N., Avallone, L. M., Bauer, R., Bozoki, Z., Christensen, L. E., Davis, S. M., Durry, G., Dyroff, C., Herman, R. L., Hunsmann, S., Khaykin, S. M., Mackrodt, P., Meyer, J., Smith, J. B., Spelten, N., Troy, R. F., Vomel, H., Wagner, S., Wienhold, F. G., L., Atmos. Meas. Tech., 7 (9),  3177-3213 (2014)

     

2013

   
  77

The accommodation coefficient of water molecules on ice - cirrus cloud studies at the AIDA simulation chamber

Skrotzki, J., Connolly, P., Schnaiter, M., Saathoff, H., Mohler, O., Wagner, R., Niemand, M., Ebert, V., Leisner, T., Atmos. Chem. and Phys., 13 (8),  4451-4466 (2013)

     
  76

Laser filament-induced aerosol formation

Saathoff, H., Henin, S., Stelmaszczyk, K., Petrarca, M., Delagrange, R., Hao, Z., Luder, J., Mohler, O., Petit, Y., Rohwetter, P., Schnaiter, M., Kasparian, J., Leisner, T., Wolf, J. P., Woste, L., Atmos. Chem. and Phys., 13 (9),  4593-4604 (2013)

     
  75

Laser-induced plasma cloud interaction and ice multiplication under cirrus cloud conditions

Leisner, T., Duft, D., Mohler, O., Saathoff, H., Schnaiter, M., Henin, S., Stelmaszczyk, K., Petrarca, M., Delagrange, R., Hao, Z. Q., Luder, J., Petit, Y., Rohwetter, P., Kasparian, J., Wolf, J. P., Woste, L., Proc. Natl. Acad. Sci. USA., 110 (25),  10106-10110 (2013)

     
  74

Ice nucleation by surrogates of Martian mineral dust: What can we learn about Mars without leaving Earth?

Cziczo, D. J., Garimella, S., Raddatz, M., Hoehler, K., Schnaiter, M., Saathoff, H., Moehler, O., Abbatt, J. P. D., Ladino, L. A., J. Geophys. Res. Planets, 118(9), 1945-1954 (2013)

     
  73

Modelling and measurement of particle deposition for cell exposure at the air-liquid interface

Comouth, A., Saathoff, H., Naumann, K. H., Muelhopt, S., Paur, H. R., Leisner, T., J. Aerosol Sci., 63,  103-114 (2013)

     
2012    
  72

Single Particle Soot Photometer intercomparison at the AIDA chamber

Laborde, M., Schnaiter, M., Linke, C., Saathoff, H., Naumann, K. H., Mohler, O., Berlenz, S., Wagner, U., Taylor, J. W., Liu, D., Flynn, M., Allan, J. D., Coe, H., Heimerl, K., Dahlkotter, F., Weinzierl, B., Wollny, A. G., Zanatta, M., Cozic, J., Laj, P., Hitzenberger, R., Schwarz, J. P., Gysel, M., Atmos. Meas. Tech., 5 (12),  3077-3097 (2012)

     

 

71

Glassy aerosols with a range of compositions nucleate ice heterogeneously at cirrus temperatures

Wilson, T. W.; Murray, B. J.; Wagner, R.; Mohler, O.; Saathoff, H.; Schnaiter, M.; Skrotzki, J.; Price, H. C.; Malkin, T. L.; Dobbie, S.; Al-Jumur, S. M. R. K., Atmos. Chem. Phys., 12 (18),  8611-8632 (2012)

 

 

 

 

70

Ice cloud processing of ultra-viscous/glassy aerosol particles leads to enhanced ice nucleation ability

Wagner, R.; Mohler, O.; Saathoff, H.; Schnaiter, M.; Skrotzki, J.; Leisner, T.; Wilson, T. W.; Malkin, T. L.; Murray, B. J., Atmos. Chem. Phys., 12 (18),  8589-8610 (2012)

 

 

 

 

69

Aging of biogenic secondary organic aerosol via gas-phase OH radical reactions

Donahue, N. M.; Henry, K. M.; Mentel, T. F.; Kiendler-Scharr, A.; Spindler, C.; Bohn, B.; Brauers, T.; Dorn, H. P.; Fuchs, H.; Tillmann, R.; Wahner, A.; Saathoff, H.; Naumann, K. H.; Mohler, O.; Leisner, T.; Muller, L.; Reinnig, M. C.; Hoffmann, T.; Salo, K.; Hallquist, M.; Frosch, M.; Bilde, M.; Tritscher, T.; Barmet, P.; Praplan, A. P.; Carlo, P. F.; Dommen, J.; Prevot, A. S. H.; Baltensperger, U., Proc. Natl. Acad. Sci. USA., 109 (34),  13503-13508 (2012)

 

 

 

 

68

Hygroscopic growth and droplet activation of soot particles: uncoated, succinic or sulfuric acid coated

S. Henning, M. Ziese, A. Kiselev, H. Saathoff, O. Mohler, T.F. Mentel, A. Buchholz, C. Spindler, V. Michaud, M. Monier, K. Sellegri, F. Stratmann, Atmos. Chem. Phys., 12 (10),  4525-4537 (2012)

 

 

 

 

67

Formation of 3-methyl-1,2,3-butanetricarboxylic acid via gas phase oxidation of pinonic acid - a mass spectrometric study of SOA aging

 L. Muller, M. C. Reinnig, K. H. Naumann, H. Saathoff, T. F. Mentel, N. M. Donahue and T. Hoffmann, Atmos. Chem. Phys., 12 (3),  1483-1496 (2012)

 

 

 

 

66

Optical feedback cavity enhanced absorption spectroscopy: effective adjustment of the feedback-phase

J. C. Habig, J. Nadolny, J. Meinen, H. Saathoff and T. Leisner, Applied Physics B-Lasers and Optics, 106 (2), 491-499 (2012)

 

 

 

2011

 

 

 

65

New cloud chamber experiments on the heterogeneous ice nucleation ability of oxalic acid in the immersion mode

R. Wagner, O. Möhler, H. Saathoff, M. Schnaiter, T. Leisner, Atmos. Chem. Phys., 11 (5), 2083-2110 (2011)

 

 

 

 

64

Ice nucleation properties of fine ash particles from the Eyjafjallajokull eruption in April 2010

I. Steinke, O. Möhler, A. Kiselev, M. Niemand, H. Saathoff, M. Schnaiter, J. Skrotzki, C. Hoose, T. Leisner, Atmos. Chem. Phys., 11 (24), 12945-12958 (2011)

 

 

 

 

63

Volatility of secondary organic aerosol during OH radical induced ageing

K. Salo, M. Hallquist, Å. M. Jonsson, S. H., K.-H. Naumann, C. Spindler, R. Tillmann, H. Fuchs, B. Bohn, F. Rubach, T. F. Mentel, L. Müller, M. Reinnig, T. Hoffmann and N. M. Donahue, Atmos. Chem. Phys. Disc. 11 (21), 11055-11067 (2011)

 

 

 

 

62

Temperature dependence of the kinetic isotope effect in beta-pinene ozonolysis

I. Gensch, W. Laumer, O. Stein, B. Kammer, T. Hohaus, H. Saathoff, R. Wegener, A. Wahner and A. Kiendler-Scharr
J. Geophys. Res.-Atmos., 116, 20301-20301 (2011)

 

 

 

 

61

Resurgence in Ice Nuclei Measurement Research

P. J. DeMott, O. Mohler, O. Stetzer, G. Vali, Z. Levin, M. D. Petters, M. Murakami, T. Leisner, U. Bundke, H. Klein, Z. A. Kanji, R. Cotton, H. Jones, S. Benz, M. Brinkmann, D. Rzesanke, H. Saathoff, M. Nicolet, A. Saito, B. Nillius, H. Bingemer, J. Abbatt, K. Ardon, E. Ganor, D. G. Georgakopoulos and C. Saunders, Bulletin of the American Meteorological Society, 92 (12), 1623 (2011)

 

 

 

 

60

Studies of propane flame soot acting as heterogeneous ice nuclei in conjunction with single particle soot photometer measurements

I. Crawford, O. Mohler, M. Schnaiter, H. Saathoff, D. Liu, G. McMeeking, C. Linke, M. Flynn, K. N. Bower, P. J. Connolly, M. W. Gallagher and H. Coe,
Atmos. Chem. Phys. 11 (18), 9549-9561 (2011)

 

 

 

2010

 

 

 

59

High variability of the heterogeneous ice nucleation potential of oxalic acid dihydrate and sodium oxalate

 

R. Wagner, O. Möhler, H. Saathoff, M. Schnaiter, T. Leisner, Atmos. Chem. Phys., 10 (16), 7617-7641 (2010)

 

 

 

 

58

Heterogeneous nucleation of ice particles on glassy aerosols under cirrus conditions

B. J. Murray, T. W. Wilson, S. Dobbie, Z. Cui, S. M.R.K. Al-Jumur, O. Möhler, M. Schnaiter, R. Wagner, S. Benz, M. Niemand, H. Saathoff, V. Ebert, S. Wagner and B. Kärcher  Nature Geoscience 3(4), 233-237 (2010)

 

 

 

 

57

Influence of relative humidity and temperature on the production of pinonaldehyde and OH radicals from the ozonolysis of α-pinene

R. Tillmann, M. Hallquist, Å. M. Jonsson, A. Kiendler-Scharr, H. Saathoff,

Y. Iinuma, and Th. F. Mentel, Atmos. Chem. Phys. Disc. 10, 3129-3172 (2010)

 

 

 

 

56

An aerosol chamber investigation of the heterogeneous ice nucleating potential of refractory nanoparticles
R. W. Saunders, O. Möhler, M. Schnaiter, S. Benz, R. Wagner, H. Saathoff, P. J. Connolly, R. Burgess, B. J. Murray, M. Gallagher, R. Wills, R.,  and J. M. C. Plane Atmos. Chem. Phys., 10, 1227-1247 (2010)

 

 

 

2009

 

 

 

55

Deactivation of ice nuclei due to atmospherically relevant surface coatings
D. J. Cziczo, K. D. Froyd,  S. J. Gallavardin, O. Möhler, S. Benz, H. Saathoff,  and D. M. Murphy Environ. Res. Lett. 4, 044013 (2009)

 

 

 

 

54

Temperature dependence of the rate coefficient for the a-pinene reaction with ozone in the range between 243 K and 303 K

R. Tillmann, H. Saathoff, T. Mentel, A. Kiendler-Scharr, T. Brauers, Phys. Chem. Chem. Phys., 11(13) 2323 (2009)

 

 

 

 

53

Studies of heterogeneous freezing by three different desert dust samples
P. J. Connolly, O. Möhler, P. R. Field, H. Saathoff, R. Burgess, T. Choularton, and M. Gallagher, Atmos. Chem. Phys.  9, 2805 (2009)

 

 

 

 

52

Temperature dependence of yields of secondary organic aerosols from the ozonolysis of α-pinene and limonene
H. Saathoff, K.-H. Naumann, O. Möhler, Å. M. Jonsson, M. Hallquist, A. Kiendler-Scharr, T. Mentel, R. Tillmann, and U. Schurath, Atmos. Chem. Phys. 9, 1551-1577 (2009)

 

 

 

2008

 

 

 

51

The Eurochamp Chamber Experiment Database: Goals and Uses. Present and Future Potential Benefits

E. Gomez Alvarez , M. Vazquez, A. Munoz, J. Hjorth, M. Pilling, H. Saathoff and T. Brauers in "Simulation and Assessment of Chemical Processes in a Multiphase Environment",  I. Barnes, M. M. Kharytonov (Eds.), Springer 2008

 

 

 

 

50

Infrared Optical Constants of Highly Diluted Sulfuric Acid Solution Droplets at Cirrus Conditions
R. Wagner,  S. Benz, H. Bunz, O. Möhler, H. Saathoff, M. Schnaiter, T. Leisner, and V. Ebert, J. Phys. Chem. A, 112, 11661-11676 (2008)

 

 

 

 

49

The effect of organic coating on the heterogeneous ice nucleation efficiency of mineral dust aerosols
O. Möhler,  S. Benz, H. Saathoff, M. Schnaiter, R. Wagner, J. Schneider, S. Walter, V. Ebert and S. Wagner, Environ. Res. Lett. 3, 025007 (2008)

 

 

 

 

48

Heterogeneous ice nucleation activity of bacteria: new laboratory experiments at simulated cloud conditions

O. Möhler, D.G. Georgakopoulos, C.E. Morris, S. Benz, V. Ebert, S. Hunsmann, H. Saathoff, M. Schnaiter, and R. Wagner, Biogeosciences Discuss. 5, 1445 (2008)

 

 

 

2007

 

 

 

47

Monitoring of atmospheric particulate matter around Raipur Central India

K.S. Patel, N. K. Jaiswal, H. Saathoff, U. Schurath, T. Leisner, Geochimica Et Cosmochimica Acta 71(15), A764 (2007)

 

 

 

 

46

Influence of Particle Aspect Ratio on the Midinfrared Extinction Spectra of Wavelength-Sized Ice Crystals

R. Wagner, S. Benz, O. Möhler, H. Saathoff, M. Schnaiter, T. Leisner, J. Phys. Chem. A, 111(50) 13003-13022, (2007)

 

 

 

 

45

Volatility of secondary organic aerosols from the ozone initiated oxidation of alpha-pinene and limonene

A. M. Jonsson, M. Hallquist, H. Saathoff, J. Aerosol Sci., 28(8), 843-852 (2007)

 

 

 

2006

 

 

 

44

Messung der Temperaturabhängigkeit der Linienstärken und Druckverbreiterungskoeffizienten von H2O-Absorptionslinien im 1.4 μm-Band

S. Hunsmann, S. Wagner, H. Saathoff, O. Möhler, U. Schurath, V. Ebert, VDI Berichte 1959, VDI, Düsseldorf, 149–164 (2006)

 

 

 

 

43

Probing ice clouds by mid-infrared extinction spectroscopy: case studies from ice nucleation experiments in the AIDA aerosol and cloud chamber
R. Wagner, S. Benz, O. Möhler, H. Saathoff, U. Schurath, Atmos. Chem. Phys. 6, 4775 (2006)

 

 

 

 

42

Homogeneous nucleation rates of nitric acid dihydrate (NAD) at simulated stratospheric conditions – Part I: Experimental results
O. Stetzer, O. Möhler, R. Wagner, S. Benz, H. Saathoff, H. Bunz, O. Indris, Atmos. Chem. Phys. 6, 3023 (2006)

 

 

 

 

41

Efficiency of the deposition mode ice nucleation on mineral dust particles
O. Möhler, P. R. Field, P. Connolly, S. Benz, H. Saathoff, M. Schnaiter, R. Wagner, R. Cotton, M. Krämer, A. Mangold, A. J. Heymsfield, Atmos. Chem. Phys. 6, 3007 (2006)

 

 

 

 

40

Some ice nucleation characteristics of Asian and Saharan desert dust
P. R. Field, O. Möhler, P. Connolly, M. Krämer, R. Cotton, A. J. Heymsfield, H. Saathoff, M. Schnaiter, Atmos. Chem. Phys. 6, 2991 (2006)

 

 

 

 

39

Chamber Simulations of Cloud Chemistry: The AIDA Chamber
R. Wagner, H. Bunz, C. Linke, O. Möhler, K.-H. Naumann, H. Saathoff, M. Schnaiter, U. Schurath  in "Environmental Simulation Chambers: Application to Atmospheric Chemical Processes",  I. Barnes, K. Rudzinki (Eds.), Springer 2006

 

 

 

2005

 

 

 

38

T-dependent rate measurements of homogeneous ice nucleation in cloud droplets using a large atmospheric simulation chamber
S. Benz, K. Megahed, O. Möhler, H. Saathoff, R. Wagner, U. Schurath, J. Photochem. Photobiol. A176, 208 (2005)

 

 

 

 

37

Absorption Amplification of Black Carbon Internally Mixed with Secondary Organic Aerosol
M. Schnaiter, C. Linke, O. Möhler, K.-H. Naumann, H. Saathoff, R. Wagner, U. Schurath, B. Wehner,  J. Geophys. Res. 110 (D19), 19204 (2005)

 

 

 

 

36

Aerosol chamber study of optical constants and N2O5 uptake on supercooled H2SO4/H2O/HNO3 solution droplets at polar stratospheric cloud temperatures
Robert Wagner, Karl-Heinz Naumann, Alexander Mangold, Ottmar Möhler, Harald Saathoff, and Ulrich Schurath, J. Phys. Chem. A109, 8140 (2005)

 

 

 

 

35

Effect of Sulfuric Acid Coating on Heterogeneous Ice Nucleation by Soot aerosol Particles
O. Möhler, S. Büttner, C. Linke, M. Schnaiter, H. Saathoff, O. Stetzer, R. Wagner, M. Krämer, A. Mangold, V. Ebert, and U. Schurath, J. Geophys. Res. 110 (D11), 11210 (2005)

 

 

 

 

34

Ice nucleation on flame soot aerosol of different organic carbon content
O. Möhler, C. Linke, H. Saathoff, M. Schnaiter, R. Wagner, A. Mangold, M. Krämer, U. Schurath, Meteorologische Zeitschrift 14, 477 (2005)

 

 

 

 

33

Experimental investigation of ice nucleation by different types of aerosols in the aerosol chamber AIDA: implications to microphysics of cirrus clouds
Alexander Mangold, Robert Wagner, Harald Saathoff, Ulrich Schurath, Carsten Giesemann, Volker Ebert, Martina Krämer, Ottmar Möhler, Meteorologische Zeitschrift 14, 485 (2005)

 

 

 

 

32

Mid Infrared Extinction Spectra and Optical Constants of Supercooled Water Droplets
Robert Wagner, Stefan Benz, Ottmar Möhler, Harald Saathoff, Martin Schnaiter, and Ulrich Schurath, J. Phys. Chem. A109, 7099 (2005)

 

 

 

 

31

Infrared Spectrum of Nitric Acid Dihydrate: Influence of Particle Shape
R. Wagner, O. Möhler, H. Saathoff, U. Schurath, J. Phys. Chem. A109, 2572 (2005)

 

 

 

 

30

Fasergekoppeltes In-situ-Laserspektrometer für den selektiven Nachweis von Wasserdampfspuren bis in den ppb-Bereich
V. Ebert, H. Teichert, C. Giesemann, H. Saathoff, and U. Schurath, Technisches Messen 72, 23 (2005)

 

 

 

2004

 

 

 

29

Gasification of a soot aerosol by O3 and NO2: Temperature dependence of the reaction probability
S. Kamm, H. Saathoff, K.-H. Naumann, O. Möhler, U. Schurath, Combust. Flame 138, 353 (2004)

 

 

 

2003

 

 

 

28

The AIDA soot characterisation campaign 1999

H. Saathoff, O. Möhler, U. Schurath, S. Kamm, B. Dippel, and D. Mihelcic, J. Aerosol Sci., 34, 1277 (2003)

 

 

 

 

27

Coating of soot and (NH4)2SO4-particles by ozonolysis of α-pinene

H. Saathoff, O. Möhler, K.-H. Naumann, M. Schnaiter, W. Schöck, U. Schurath, E. Weingartner, and U. Baltensperger, J. Aerosol Sci., 34, 1297 (2003)

 

 

 

 

26

Transmission electron microscopical and aerosol dynamical characterization of soot aerosols

M. Wentzel, H. Gorzawski, K.-H. Naumann, H. Saathoff, and S. Weinbruch, J. Aerosol Sci. 34, 1347 (2003)

 

 

 

 

25

Carbon mass determination during the AIDA soot aerosol campaign 1999

H. Saathoff, K.-H. Naumann, M. Schnaiter, W. Schöck, E. Weingartner, L. Krämer, Z. Bozoki, U. Pöschl, R. Niessner, and U. Schurath, J. Aerosol Sci. 34, 1399 (2003)

 

 

 

 

24

UV-VIS-NIR spectral optical properties of soot and soot-containing aerosols

M. Schnaiter , H. Horvath , O. Möhler , K.-H. Naumann , H. Saathoff , O.W. Schöck, J. Aerosol Sci., 34, 1421 (2003)

 

 

 

 

23

Absorption of light by soot particles: determination of the absorption coefficient by means of aethalometers

E. Weingartner, H. Saathoff, M. Schnaiter, N. Streit, B. Bitnar, and U. Baltensperger, J. Aerosol Sci., 34, 1445 (2003)

 

 

 

 

22

A quantitative test of infrared optical constants for supercooled sulphuric and nitric acid droplet aerosol

R. Wagner, A. Mangold, O. Möhler, H. Saathoff, M. Schnaiter, and U. Schurath, Atmos. Chem. Phys. 3, 1147-1164 (2003)

 

 

 

 

21

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

O.Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, H. Saathoff, M. Krämer, A. Mangold, P. Budz, P. Zink, J. Schreiner, K. Mauersberger, W. Haag, B. Kärcher, and U. Schurath, Atmos. Chem. Phys. 3, 211-223 (2003)

 

 

 

2002

 

 

 

20

Cryo-chamber simulation of stratospheric H2SO4/H2O particles: Composition analysis and model comparison

P. Zink, D.A. Knopf, J. Schreiner, and K. Mauersberger, O. Möhler, H. Saathoff, M. Seifert, R. Tiede, and U. Schurath, Geophys. Research Lett. 29, 46 (2002)

 

 

 

2001

 

 

 

19

The loss of NO2, HNO 3 , NO 3 /N 2O 5 and HO 2 /HOONO 2 on soot aerosol: A chamber and modeling study

H. Saathoff, K.-H. Naumann, N. Riemer, S. Kamm, O. Möhler, U. Schurath, H. Vogel and B. Vogel, Geophys. Research Lett. 28, 1957 (2001)

 

 

 

 

18

Optical properties of airborne Diesel soot particles

K.-H. Naumann, H. Saathoff, M. Schnaiter, and U. Schurath, J. Aerosol Sci. 32, S421 (2001)

 

 

 

 

17

Investigations of homogeneous ice nucleation inside a large cryo-chamber

P. Budz, P. Zink, A. Kohlmann, M. Krämer, O. Möhler, A. Nink, H. Saathoff, S. Schäfers, C. Schiller, M. Schnaiter, J. Schreiner, U. Schurath, N. Spelten, R. Tiede, and K. Mauersberger, J. Aerosol Sci. 32, S287 (2001)

 

 

 

 

16

Interaction of Diesel soot with O3 , N2O5 , and NO3

H. Saathoff, K.-H. Naumann,and U. Schurath, J. Aerosol Sci. 32, S267 (2001)

 

 

 

2000

 

 

 

15

UV-VIS-NIR Extinction Spectroscopy of Aerosols Relevant for the Atmosphere

M. Schnaiter, O. Möhler, K.-H. Naumann, A. Nink, H. Saathoff, W. Schöck, U. Schurath, in: G. Videen, Q. Fu, P. Chylek (Eds.), Light Scattering by Nonspherical Particles: Halifax Contributions, printed by the Army Research Laboratory, Adelphi, Maryland, (2000), p. 22

 

 

 

 

14

The AIDA Soot Aerosol Campaign 1999: Dynamics and Optical Properties of Pure and Mixed Aerosols

H. Saathoff, E. Weingartner, O. Möhler, K.-H. Naumann, M. Schnaiter, W. Schöck, and U. Schurath J. Aerosol Sci. 31, S979 (2000)

 

 

 

1999

 

 

 

13

The Heterogeneous Reaction of Ozone with Soot Aerosol

S. Kamm, O. Möhler, K.-H. Naumann, H. Saathoff, and U. Schurath, Atmos. Env. 33, 4651 (1999)

 

 

 

1998

 

 

 

12

Temperature dependence of the redistribution mechanisms for volatile components of atmospheric aerosol particles

H. Bunz, M. Koyro, O. Möhler and H. Saathoff, Coating 4, 120 (1998)

 

 

 

 

11

Heterogeneous Chemistry of Nitrogen Oxides and Ozone on the Surface of Soot Agglomerates

K.-H. Naumann, S. Kamm, O. Möhler, H. Saathoff, and U. Schurath, J. Aerosol Sci. 29, 1033 (1998)

 

 

 

 

10

Kinetics and Mechanism of the Heterogeneous Interaction of Ozone With Soot Aerosol

H. Saathoff, S. Kamm, O. Möhler, K.-H. Naumann, and U. Schurath, J. Aerosol Sci. 29, 889 (1998)

 

 

 

1997

 

 

 

9

The Influence of Soot Surface Reactions on the Ozone and NO x Chemisty

O. Möhler, K.-H. Naumann, H. Saathoff, U. Schurath, J. Aerosol Sci., 28 Suppl. 1, 309 (1997)

 

 

 

1996

 

 

 

8

Temperature Dependence of the Redistribution Mechanisms for Volatile Compounds of Atmospheric Aerosol Particles

H. Bunz, M. Koyro, O. Möhler, H. Saathoff, J. Aerosol Sci., 27 Suppl. 1, 653 (1996)

 

 

 

1995

 

 

 

7

Redistribution of NH4 NO 3 within a system of (NH4) 2 SO 4 - and NH 4 NO 3 - Particles Part 2: Experimental

H. Saathoff, H. Bunz, O. Möhler, W. Schöck, J. Aerosol Sci., 26 Suppl. 1, 551 (1995)

 

 

 

 

6

Redistribution of NH4 NO 3 within a system of (NH4) 2 SO 4 - and NH 4 NO 3 - Particles Part 1: Modelling

H. Bunz, M. Koyro, O. Möhler, H. Saathoff, J. Aerosol Sci., 26 Suppl. 1, 465 (1995)

 

 

 

 

5

The Reaction of Fractal Soot Aerosol with Ozone

O. Möhler, K.-H. Naumann, H. Saathoff, W. Schöck, J. Aerosol Sci., 26 Suppl. 1, 195 (1995)

 

 

 

 

4

Temperature dependence and product distribution for the reaction of CF3O radicals with methane

G. Bednarek, J.P. Kohlmann, H. Saathoff, R. Zellner, Z. Physik. Chem. NF, 188, 1 (1995)

 

 

 

1994

 

 

 

3

A laser photolysis/LiF study of the rate constant for the reaction CF3O + O3* ® products

C. Fockenberg, H. Saathoff, R. Zellner, Chem. Phys. Lett., 218, 21 (1994)

 

 

 

 

2

Rate and Mechanism of the Atmospheric Degradation of 2H-Heptafluorpropane (HFC-227)

R. Zellner, G. Bednarek, A. Hoffmann, J.P. Kohlmann, V. Mörs, H. Saathoff, Ber. Bunsenges. Phys. Chem., 98, 141 (1994)

 

 

 

1993

 

 

 

1

LIF detection of the CF3 O radical and kinetics of its reactions with CH4 and C2H6

H. Saathoff, R. Zellner, Chem. Phys. Lett., 206, 349 (1993)

 

 

 

 

Thesis  

 

PhD 1992: “Spectroscopy and kinetics of halogenated hydrocarbon radicals” at the Institute for Physical Chemistry of the University of Göttingen in the group of Prof. R. Zellner

 

Diploma 1990:  “Kinetic investigations in the Methoxy/O2 system“ at the Institute for Physical Chemistry of the University of Göttingen in the group of Prof. R. Zellner