Holger Baars

Dr. Holger Baars

Leibniz Institute for Tropospheric Research

Permoserstraße 15

04318 Leipzig

Phone: +49 341 27177314

Email: holger.baars [at] tropos.de

Room: 110 (Building 23.2)

Function: Head of Lidar Applications Team

Department: Remote Sensing of Atmospheric Processes

Team: Lidar Applications

ORCID: 0000-0002-2316-8960

Research areas & research interest

Atmospheric observations with lidar
Worldwide aerosol profiling in the frame of PollyNET and development for the automatic data analysis routines for it (PollyNET Processing Chain):
Near-real time lidar-quicklooks
Validation and scientific application of the aerosol-cloud-radiation mission EarthCARE
European lidar systems in the frame of ACTRIS/ EARLINET (Single Calculus Chain)
Development of temporal high-resolution aerosol products for continuous lidar observations
Synergy between Cloudnet and lidar observations
Data assimilation of lidar data to atmospheric models
Aerosol characterization and transport studies:
- Analysis of vertical profiles of optical and microphysical aerosol properties
- Creation of an aerosol climatology
- Research on aerosol transport on a global scale
- Cloud and Aerosol layer structure classification
- Forest fire smoke and dust in the atmopshere
Validation and sceintific exploitation of the succesful Aeolus mission (first wind lidar in space)
PBL-top height determination by lidar and other instruments
Support of measurement campaigns (e.g. CADEX, SALTRACE, CyCARE, HOPE, DACAPO-PESO, MOSAiC)

Current projects

Completed projects (Selection)

Teaching

Lecture: Remote sensing of the atmosphere with lidar at the University of Leipzig
Supervision of several PhD, Master, Bachelor and Diploma theses:
- Gebauer, H. 2024: Characterization of the annual cycle of aerosol and clouds over Mindelo (Cabo Verde) by means of continuous multiwavelength lidar observations, University Leipzig, (M.Sc.)
- Müller, G. 2024: Seasonal analysis of dust and non-dust aerosol properties above Dushanbe, Tajikistan, University Leipzig, (B.Sc.)
- Floutsi, A. A. 2022: Development and application of an automatic lidar-based aerosol typing algorithm, University Leipzig, (PhD.), (PDF)
- Baumer, F. 2022: Comparison of radiosonde data from Leipzig to meteorological
  profiles of two atmospheric models, University Leipzig, (B.Sc.), (PDF)
- Herzog, A. 2019: Validation of aeolus wind and aerosol products with ground-based and shipborne measurements, University Leipzig, (M.Sc.), (PDF)
- Urbanneck, C. 2018: Retrieval of aerosol optical and microphysical properties in Cyprus during A-LIFE and CyCARE by lidar and closure studies with airborne in-situ measurements -Towards aerosol-cloud interaction investigations , University Leipzig, (M.Sc.), (PDF)
- Kaduk, C. 2017: Characterization of the optical properties of complex aerosol mixtures observed with a multiwavelength-Raman-polarization lidar during the 6-weeks BACCHUS campaign in Cyprus in spring 2015, University Leipzig, (M.Sc.), (PDF)
- Bohlmann, S. 2017. Aerosol proling with lidar over the Atlantic Ocean during meridional Polarstern cruises, University of Leipzig, (M.Sc.), (PDF)
- Emmrich, S. 2015. The effect of cities on aerosol and cloud properties concerning the planetary boundary layer observed with rural and urban lidar and sun photometer measurements 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)

Memberships/Boards

Since 2019 member of the Aeolus Science and Data Quality Group (Aeolus SAG)
Speaker of the Council of the European Research Lidar Network (EARLINET)

Instrument expertise