Institutions of the University of Bayreuth
Professor Micrometeorology - Univ.-Prof. Dr. Christoph K. Thomas

2025

Mack, Laura ; Kähnert, Marvin ; Rauschenbach, Quentin ; Frank, Lukas ; Hasenburg, Franziska H. ; Huss, Jannis-Michael ; Jonassen, Marius O. ; Malpas, Megan ; Batrak, Yurii ; Remes, Teresa ; Pirk, Norbert ; Thomas, Christoph K.:
Stable Boundary Layers in an Arctic Fjord-Valley System: Evaluation of Temperature Profiles Observed From Fiber-Optic Distributed Sensing and Comparison to Numerical Weather Prediction Systems at Different Resolutions.
In: Journal of Geophysical Research: Atmospheres. Vol. 130 (2025) Issue 2 . - e2024JD042825.
ISSN 2169-8996
DOI der Verlagsversion: https://doi.org/10.1029/2024JD042825

2024

Seidler, Julius ; Friedrich, Markus N. ; Thomas, Christoph K. ; Nölscher, Anke C.:
Introducing the novel concept of cumulative concentration roses for studying the transport of ultrafine particles from an airport to adjacent residential areas.
In: Atmospheric Chemistry and Physics. Vol. 24 (2024) Issue 1 . - pp. 137-153.
ISSN 1680-7324
DOI der Verlagsversion: https://doi.org/10.5194/acp-24-137-2024

Seidl, Andrew W. ; Johannessen, Aina ; Dekhtyareva, Alena ; Huss, JannisM. ; Jonassen, Marius O. ; Schulz, Alexander ; Hermansen, Ove ; Thomas, Christoph K: ; Sodemann, Harald:
The ISLAS2020 field campaign: Studying the near-surface exchange process of stable water isotopes during the arctic wintertime.
2024
DOI der Verlagsversion: https://doi.org/10.5194/essd-2024-293

Esders, Eike M. ; Georgi, Christoph ; Babel, Wolfgang ; Held, Andreas ; Thomas, Christoph:
Vertical concentrations gradients and transport of airborne microplastics in wind tunnel experiments.
In: Aerosol Research. Vol. 2 (2024) Issue 2 . - pp. 235-243.
ISSN 2940-3391
DOI der Verlagsversion: https://doi.org/10.5194/ar-2-235-2024

2023

Esders, Eike M. ; Sittl, Sebastian ; Krammel, Inka ; Babel, Wolfgang ; Papastavrou, Georg ; Thomas, Christoph:
Is transport of microplastics different from mineral particles? Idealized wind tunnel studies on polyethylene microspheres.
In: Atmospheric Chemistry and Physics. Vol. 23 (2023) Issue 24 . - pp. 15835-15851.
ISSN 1680-7324
DOI der Verlagsversion: https://doi.org/10.5194/acp-23-15835-2023

Abdoli, Mohammad ; Lapo, Karl ; Schneider, Johann ; Olesch, Johannes ; Thomas, Christoph:
Toward quantifying turbulent vertical airflow and sensible heat flux in tall forest canopies using fiber-optic distributed temperature sensing.
In: Atmospheric Measurement Techniques. Vol. 16 (2023) Issue 3 . - pp. 809-824.
ISSN 1867-8548
DOI der Verlagsversion: https://doi.org/10.5194/amt-16-809-2023

2022

Zahn, Einara ; Bou-Zeid, Elie ; Good, Stephen P. ; Katul, Gabriel G. ; Thomas, Christoph ; Ghannam, Khaled ; Smith, James A. ; Chamecki, Marcelo ; Dias, Nelson L. ; Fuentes, Jose D. ; Alfieri, Joseph G. ; Kwon, Hyojung ; Caylor, Kelly K. ; Gao, Zhiqiu ; Soderberg, Keir ; Bambach, Nicolas E. ; Hipps, Lawrence E. ; Prueger, John H. ; Kustas, William P.:
Direct partitioning of eddy-covariance water and carbon dioxide fluxes into ground and plant components.
In: Agricultural and Forest Meteorology. Vol. 315 (2022) . - No. 108790.
ISSN 0168-1923
DOI der Verlagsversion: https://doi.org/10.1016/j.agrformet.2021.108790

Mukwashi, Kanisios:
Explaining temporal variability of and quantifying the impact of livestock grazing intensity on carbon and energy exchange in semi-arid near-natural and managed savanna ecosystems in South Africa.
Bayreuth , 2022 . - XVI, 159 P.
( Doctoral thesis, 2021 , University of Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Fischer, Wolfgang ; Thomas, Christoph ; Zimov, Nikita ; Göckede, Mathias:
Grazing enhances carbon cycling but reduces methane emission during peak growing season in the Siberian Pleistocene Park tundra site.
In: Biogeosciences. Vol. 19 (2022) Issue 6 . - pp. 1611-1633.
ISSN 1726-4189
DOI der Verlagsversion: https://doi.org/10.5194/bg-19-1611-2022

Drake, S. A. ; Rupp, D. E. ; Thomas, Christoph ; Oldroyd, H. J. ; Schulze, M. ; Jones, J. A.:
Increasing Daytime Stability Enhances Downslope Moisture Transport in the Subcanopy of an Even-Aged Conifer Forest in Western Oregon, USA.
In: Journal of Geophysical Research: Atmospheres. Vol. 127 (2022) Issue 9 . - No. e2021JD036042.
ISSN 2169-8996
DOI der Verlagsversion: https://doi.org/10.1029/2021JD036042

Lapo, Karl ; Freundorfer, Anita ; Fritz, Antonia ; Schneider, Johann ; Olesch, J. ; Babel, Wolfgang ; Thomas, Christoph:
The Large eddy Observatory, Voitsumra Experiment 2019 (LOVE19) with high-resolution, spatially distributed observations of air temperature, wind speed, and wind direction from fiber-optic distributed sensing, towers, and ground-based remote sensing.
In: Earth System Science Data. Vol. 14 (2022) Issue 2 . - pp. 885-906.
ISSN 1866-3516
DOI der Verlagsversion: https://doi.org/10.5194/essd-14-885-2022

Thomas, Christoph ; Huss, Jannis-Michael ; Abdoli, Mohammad ; Huttarsch, Tim ; Schneider, Johann:
Solid-Phase Reference Baths for Fiber-Optic Distributed Sensing.
In: Sensors. Vol. 22 (2022) Issue 11 . - no. 4244.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s22114244

Abdoli, Mohammad ; Lapo, Karl ; Schneider, Johann ; Olesch, Johannes ; Thomas, Christoph:
Toward quantifying turbulent vertical airflow and sensible heat flux in tall forest canopies using fiber-optic distributed temperature sensing.
In: Atmospheric Measurement Techniques Discussions. Vol. 2022 (2022) . - pp. 1-25.
ISSN 1867-8610
DOI der Verlagsversion: https://doi.org/10.5194/amt-2022-210

Flessa, Fabienne ; Babel, Wolfgang ; Kehl, Alexandra ; Rambold, Gerhard ; Kohl, Matthias:
Effect of sap-feeding insects, plant characteristics, and weather parameters on sooty moulds in the temperate zone.
In: Journal of Plant Pathology. Vol. 104 (2022) Issue 4 . - pp. 1291-1301.
ISSN 2239-7264
DOI der Verlagsversion: https://doi.org/10.1007/s42161-022-01177-0

2021

Freundorfer, Anita ; Lapo, Karl ; Schneider, Johann ; Thomas, Christoph:
Distributed Sensing of Wind Direction Using Fiber-Optic Cables.
In: Journal of Atmospheric and Oceanic Technology. Vol. 38 (October 2021) Issue 10 . - 1871 - 1883.
ISSN 1520-0426
DOI der Verlagsversion: https://doi.org/10.1175/JTECH-D-21-0019.1

Pfister, Lena ; Lapo, Karl ; Mahrt, Larry ; Thomas, Christoph:
Thermal Submeso Motions in the Nocturnal Stable Boundary Layer. Part 2: Generating Mechanisms and Implications.
In: Boundary-Layer Meteorology. Vol. 180 (28 April 2021) . - pp. 203-224.
ISSN 1573-1472
DOI der Verlagsversion: https://doi.org/10.1007/s10546-021-00619-z

Pfister, Lena ; Lapo, Karl ; Mahrt, Larry ; Thomas, Christoph:
Thermal Submesoscale Motions in the Nocturnal Stable Boundary Layer. Part 1: Detection and Mean Statistics.
In: Boundary-Layer Meteorology. Vol. 180 (28 April 2021) . - pp. 187-202.
ISSN 1573-1472
DOI der Verlagsversion: https://doi.org/10.1007/s10546-021-00618-0

Vogl, Teresa ; Hrdina, Amy ; Thomas, Christoph:
Choosing an optimal β factor for relaxed eddy accumulation applications across vegetated and non-vegetated surfaces.
In: Biogeosciences. Vol. 18 (2021) Issue 18 . - pp. 5097-5115.
ISSN 1726-4189
DOI der Verlagsversion: https://doi.org/10.5194/bg-18-5097-2021

Fischer, Wolfgang ; Thomas, Christoph ; Zimov, Nikita ; Göckede, Mathias:
Grazing enhances carbon cycling, but reduces methane emission in the Siberian Pleistocene Park tundra site.
In: Biogeosciences Discussions. Vol. 2021 (2021) . - pp. 1-33.
ISSN 1810-6285
DOI der Verlagsversion: https://doi.org/10.5194/bg-2021-110

Zeller, Marie-Louise ; Huss, Jannis-Michael ; Pfister, Lena ; Lapo, Karl ; Littmann, Daniela ; Schneider, Johann ; Schulz, Alexander ; Thomas, Christoph:
The NY-Alesund TurbulencE Fiber Optic eXperiment (NYTEFOX): investigating the Arctic boundary layer, Svalbar.
In: Earth System Science Data. Vol. 13 (2021) Issue 7 . - pp. 3439-3452.
ISSN 1866-3516
DOI der Verlagsversion: https://doi.org/10.5194/essd-13-3439-2021

Peltola, Olli ; Lapo, Karl ; Thomas, Christoph:
A Physics-Based Universal Indicator for Vertical Decoupling and Mixing Across Canopies Architectures and Dynamic Stabilities.
In: Geophysical Research Letters. Vol. 48 (2021) Issue 5 . - e2020GL091615.
ISSN 1944-8007
DOI der Verlagsversion: https://doi.org/10.1029/2020GL091615

Fritz, Antonia ; Lapo, Karl ; Freundorfer, Anita ; Linhardt, Tobias ; Thomas, Christoph:
Revealing the Morning Transition in the Mountain Boundary Layer Using Fiber-Optic Distributed Temperature Sensing.
In: Geophysical Research Letters. Vol. 48 (2021) Issue 9 . - e2020GL092238.
ISSN 1944-8007
DOI der Verlagsversion: https://doi.org/10.1029/2020GL092238

Peltola, Olli ; Lapo, Karl ; Martinkauppi, Ilkka ; O'Connor, Ewan ; Thomas, Christoph ; Vesala, Timo:
Suitability of fibre-optic distributed temperature sensing for revealing mixing processes and higher-order moments at the forest--air interface.
In: Atmospheric Measurement Techniques. Vol. 14 (2021) Issue 3 . - pp. 2409-2427.
ISSN 1867-8548
DOI der Verlagsversion: https://doi.org/10.5194/amt-14-2409-2021

2020

Lapo, Karl ; Freundorfer, Anita ; Babel, Wolfgang ; Fritz, Antonia ; Martin, Lioba ; Bader, Nico ; Schneider, Johann ; Olesch, Johannes ; Thomas, Christoph:
ERC DarkMix : Large Eddy Observatory, Voitsumra Experiment 2019 (LOVE19).
Bayreuth, Bavaria, Germany : Eigenverlag, 2020 . - 47 P. - (Arbeitsergebnisse / Universität Bayreuth, Abteilung Mikrometeorologie ; 65 )
DOI der Verlagsversion: https://doi.org/10.5281/zenodo.4312976

Lapo, Karl ; Freundorfer, Anita ; Pfister, Lena ; Schneider, Johann ; Selker, John ; Thomas, Christoph:
Distributed observations of wind direction using microstructures attached to actively heated fiber-optic cables.
In: Atmospheric Measurement Techniques. Vol. 13 (2020) Issue 3 . - pp. 1563-1573.
ISSN 1867-8548
DOI der Verlagsversion: https://doi.org/10.5194/amt-13-1563-2020

Pfister, Lena:
Improving our Understanding of the Atmospheric Weak-wind Boundary Layer using Spatially Explicit Observations near the Ground Surface.
Bayreuth , 2020 . - XVI, 125 P.
( Doctoral thesis, 2020 , University of Bayreuth, Faculty of Biology, Chemistry and Earth Sciences)

2019

Foken, Thomas ; Babel, Wolfgang ; Thomas, Christoph:
Possible errors in flux measurements due to limited digitalization.
In: Atmospheric Measurement Techniques. Vol. 12 (February 2019) Issue 2 . - pp. 971-976.
ISSN 1867-8548
DOI der Verlagsversion: https://doi.org/10.5194/amt-12-971-2019

Sigmund, Armin ; Freier, Korbinian ; Rehm, Till ; Ries, Ludwig ; Schunk, Christian ; Menzel, Anette ; Thomas, Christoph:
Multivariate statistical air mass classification for the high-alpine observatory at the Zugspitze Mountain, Germany.
In: Atmospheric Chemistry and Physics. Vol. 19 (2019) Issue 19 . - pp. 12477-12494.
ISSN 1680-7324
DOI der Verlagsversion: https://doi.org/10.5194/acp-19-12477-2019

Linhardt, Tobias ; Levy, Joseph S. ; Thomas, Christoph:
Water tracks intensify surface energy and mass exchange in the Antarctic McMurdo Dry Valleys.
In: The Cryosphere. Vol. 13 (2019) Issue 8 . - pp. 2203-2219.
ISSN 1994-0424
DOI der Verlagsversion: https://doi.org/10.5194/tc-13-2203-2019

2017

Loos, Elena ; Holden, Sarah ; Thomas, Christoph:
WOBLS - Wind Observation of the atmospheric Boundary Layer at the Schneeberg 2016 - Field Report.
Bayreuth : Eigenverlag, 2017 . - III, 12 P. - (Arbeitsergebnisse / Universität Bayreuth, Abteilung Mikrometeorologie ; 64 )

Sigmund, Armin ; Pfister, Lena ; Sayde, Chadi ; Thomas, Christoph:
Quantitative analysis of the radiation error for aerial coiled-fiber-optic distributed temperature sensing deployments using reinforcing fabric as support structure.
In: Atmospheric Measurement Techniques. Vol. 10 (2017) Issue 6 . - pp. 2149-2162.
ISSN 1867-8548
DOI der Verlagsversion: https://doi.org/10.5194/amt-10-2149-2017

2015

Pfister, Lena ; Sigmund, Armin ; Thomas, Christoph:
CADEX - Cold Air Drainage Experiment 2015 in the Ecological Botanical Gardens of the University of Bayreuth - Field Report.
Bayreuth : Eigenverlag, 2015 . - IV, 38 P. - (Arbeitsergebnisse / Universität Bayreuth, Abteilung Mikrometeorologie ; 63 )