Dr. Holger Baars

Leibniz Institute for Tropospheric Research

Permoserstraße 15

04318 Leipzig

 

Phone: +49 341 27177341

Email: holger.baars@tropos.de

Room: 216 (Building 23.1)

 

Function

Scientific staff

 

Department

Remote Sensing of Atmospheric Processes

 

Group

Ground-Based Remote Sensing

 

Research areas & research interest

  • Worldwide aerosol observations in the frame of PollyNET
  • Development for the automatic data analysis routines for European lidar systems in the frame of ACTRIS/ EARLINET (single Calculus Chain)
  • Development of temporal high-resolution aerosol products for continuous lidar observations
  • Combining Cloudnet  and lidar observations
  • Data assimilation of lidar data to atmospheric models
  • Using lidar data to evaluate atmospheric models
  • Aerosol characterization and transport studies

>  Analysis of vertical profiles of optical and microphysical aerosol properties

>  Research on aerosol transport on a global scale

>  Cloud and Aerosol layer structure classification

  • Depolarization measurements
  • PBL-top height determination by lidar and other instruments
  • Operation of automatic lidar PollyXT
  • EARLINET observations in Leipzig
  • Quality assurance of lidar observations

 

Online lidar-quicklooks worldwide

 

Current projects

 

Completed projects    

 

Teaching

  • Supervision  of several Master and Diploma theses:

>  Emmrich, S. 2015. The effect of cities on aerosol and cloud propertiesconcerning the planetary boundary layer observedwith rural and urban lidar and sun photometermeasurements in Melpitz and Leipzig. University of Leipzig, 99 S. (master thesis) (PDF)

>  Rittmeister, F. 2015. The African dust and smoke layer over the tropical Atlantic during the spring season 2013: Ship-based lidar observations from Guadeloupe to Cape Verde. University of Leipzig, 69 S. (master thesis)(PDF)

>  Hänel, A. 2011. Untersuchungen zu vertikalen Aerosolprofilen nordöstlich von Peking anhand von Messungen mit dem Raman-Lidar Polly. University of Leipzig, 89 S. (diploma thesis)  (PDF

  • Mentoring of talks and elaborations in diverse seminars

 

Curriculum vitae

Academic qualification   

2000-2007 Student of Metrology University of Leipzig
2006-2007 Diploma thesis TROPOS, Leipzig
2008-2012 PhD TROPOS, Leipzig
Since 2007 Research Scientist TROPOS, Leipzig

 

Publications (selection)

  • Baars, H., T. Kanitz, R. Engelmann, D. Althausen, B. Heese, M. Komppula, J. Preißler, M. Tesche, A. Ansmann, U. Wandinger, J.-H. Lim, J. Y. Ahn, I. S. Stachlewska, V. Amiridis, E. Marinou, P. Seifert, J. Hofer, A. Skupin, F. Schneider, S. Bohlmann, A. Foth, S. Bley, A. Pfüller, E. Giannakaki, H. Lihavainen, Y. Viisanen, R. K. Hooda, S. Pereira, D. Bortoli, F. Wagner, I. Mattis, L. Janicka, K. M. Markowicz, P. Achtert, P. Artaxo, T. Pauliquevis, R. A. F. Souza, V. P. Sharma, P. G. van Zyl, J. P. Beukes, J. Y. Sun, E. G. Rohwer, R. Deng, R. E. Mamouri and F. Zamorano (2016). An overview of the first decade of PollyNET: An emerging network of automated Raman-polarization lidars for continuous aerosol profiling. Atmospheric Chemistry and Physics 16(8): 5111-5137.

 

all Publications

 

Conference contributions

  • H. Baars, D. Althausen, R. Engelmann, A. Ansmann, B. Heese, U. Wandinger, D. Müller, T. Pauliquevis, R. Souza, and P. Artaxo:
    Optical Properties of Biomass Burning Aerosol in the Amazon Basin, Oral,
    26th International Laser Radar Conference (ILRC), Porto Heli, Greece, 25 - 29 June, 2012.

 

  • H. Baars, D. Althausen, R. Engelmann, A. Ansmann, D. Müller, P. Artaxo, T. Pauliquevis, R. Souza, and S. Martin:
    Long-range transport of dust and smoke towards and over the Amazon rain forest observed with lidar during the wet and dry season (PDF), Poster,
    The EGU General Assembly 2011, Vienna, Austria, 3 - 8 April 2011.

 

  • H. Baars, D. Althausen, A. Ansmann, R. Engelmann, B. Heese, A. Hiebsch, I. Mattis, J. Schmidt, P. Seifert, M. Tesche, and U. Wandinger:
    Lidarbeobachtungen der Vulkanasche des Eyjafjallajökull im April 2010 in Leipzig (PDF), Oral,
    DACH Meteorologentagung, Bonn, Germany, 20 - 24 September 2010.

 

  • H. Baars, D. Althausen, R. Engelmann, A. Ansmann, D. M\"uller, P. Artaxo, T. Pauliquevis, R. Souza, and S. T. Martin:
    Automated Raman lidar measurements in the Amazon rain forest during the wet and dry season 2008 (PDF), Poster,
    International Aerosol Conference 2010, Helsinki, Finland, 29 August - 3 September 2010.
  • H. Baars, D. Althausen, R. Engelmann, A. Ansmann, D. Müller, P. Artaxo, T. Pauliquevis, R. Souza, and S. Martin:
    Automated Raman lidar measurements in the Amazon rain forest during the wet and dry season 2008, Oral,
    AGU - The Meeting of the Americas, Foz do Iguacu, Brazil, 8-13 August 2010.

 

  • H. Baars, D. Althausen, R. Engelmann, A. Ansmann, D. Müller, P. Artaxo, T. Pauliquevis, R. Souza, and S. T. Martin:
    Automated Raman lidar measurements in the Amazon rain forest during the wet and dry season 2008 (PDF), Oral, 8th International Symposium on Tropospheric Profiling: Integration of Needs, Technologies and Applications, Delft, The Netherlands, 19 - 23 October 2009.

 

  • H. Baars, R. Engelmann, D. Althausen, A. Ansmann, P. Artaxo, T. Pauliquevis, and R. Souza:
    Vertical profiles of aerosol properties over Amazonia observed with lidar, Oral,
    International Scientific Conference: Amazon in Perspective - Integrated Science for a Sustainable Future, Manaus, Amazonas, Brazil, 17 - 20 November 2008.

 

  • H. Baars, D. Althausen, R. Engelmann, T. Pauliquevis, and P. Artaxo:
    Multiwavelength aerosol observations over the Amazonian tropical rain forest with the compact, automated seven-channel polarization Raman lidar PollyXT, Poster,
    24th International Laser Radar Conference (ILRC), Boulder, CO, USA, 23 - 27 June, 2008.

 

  • H. Baars, D. Althausen, A. Ansmann, and R. Engelmann:
    Kontinuierliche Langzeitmessungen der Grenzschichtdicke und Grenzschichtwachstumsraten mit einem Lidar
    (PDF), Oral, DACH Meteorologentagung, Hamburg, Germany, 10 - 14 September 2007.