Oxygen flux measurements as a new tracer for the carbon and nitrogen cycles in terrestrial ecosystems

The size and the age of the metabolically active carbon in tree roots.

Autores: Boaz Hilman; Jan Muhr; Jan Muhr; Juliane Helm; Iris Kuhlmann; Ernst Detlef Schulze; Susan E. Trumbore
Publicado en: Plant, Cell and Environment, Edición 44 (8), 2021, Página(s) 2522-2535, ISSN 0140-7791
Editor: Blackwell Publishing Inc.
DOI: 10.1111/pce.14124

Differences between tree stem CO2 efflux and O2 influx rates cannot be explained by internal CO2 transport or storage in large beech trees

Autores: Juliane Helm, Roberto L. Salomón, Boaz Hilman, Jan Muhr, Alexander Knohl, Kathy Steppe, Yves Gibon, Cédric Cassan, Henrik Hartmann
Publicado en: Plant, Cell & Environment, 2023, ISSN 0140-7791
Editor: Blackwell Publishing Inc.
DOI: 10.1111/pce.14614

A new instrument for stable isotope measurements of 13C and 18O in CO2 – instrument performance and ecological application of the Delta Ray IRIS analyzer

Autores: J. Braden-Behrens; Y. Yan; A. Knohl; A. Knohl
Publicado en: Atmospheric Measurement Techniques, 2017, ISSN 1867-1381
Editor: Copernicus Gesellschaft mbH
DOI: 10.5194/amt-10-4537-2017

Low-cost chamber design for simultaneous CO2 and O2 flux measurements between tree stems and the atmosphere

Autores: Juliane Helm, Henrik Hartmann, Martin Göbel, Boaz Hilman, David Herrera, Jan Muhr
Publicado en: Tree Physiology, 2021, ISSN 1758-4469
Editor: Oxford University Press
DOI: 10.1093/treephys/tpab022

Eddy covariance measurements of the dual-isotope composition of evapotranspiration

Autores: Jelka Braden-Behrens, Christian Markwitz, Alexander Knohl
Publicado en: Agricultural and Forest Meteorology, Edición 269-270, 2019, Página(s) 203-219, ISSN 0168-1923
Editor: Elsevier BV
DOI: 10.1016/j.agrformet.2019.01.035

True eddy accumulation – Part 1: Solutions to the problem of non-vanishing mean vertical wind velocity

Autores: Anas Emad; Lukas Siebicke
Publicado en: Atmospheric measurement techniques, Edición 2, 2023, ISSN 1867-1381
Editor: Copernicus Gesellschaft mbH
DOI: 10.5194/amt-16-29-2023

True eddy accumulation – Part 2: Theory and experiment of the short-time eddy accumulation method

Autores: Anas Emad; Lukas Siebicke
Publicado en: Atmoshperic measurement technique, 2023, ISSN 1867-1381
Editor: Copernicus Gesellschaft mbH
DOI: 10.5194/amt-16-41-2023

Variations of the Oxidative Ratio across Ecosystem Components and Seasons in a Managed Temperate Beech Forest (Leinefelde, Germany)

Autores: Alexander Knohl; Jan Muhr; Jonathan Jürgensen
Publicado en: Forests; Volume 12; Edición 12; Pages: 1693, Edición 19994907, 2021, Página(s) Switzerland, ISSN 1999-4907
Editor: MDPI Open Access Publishing
DOI: 10.3390/f12121693

Simultaneous O2 and CO2 Flux Measurements with Custom-made Branch Chambers for Fagus sylvatica

Autores: Knohl, A., Klosterhalfen, A., Muhr, J., Blei, E., Bonazza, M., Fellert, D., Manning, A., Markwitz, C., Pickers, P. A., Tiedemann, F., Tunsch, E., and Yan, Y.
Publicado en: EGU General Assembly 2023, Edición EGU23-15628, 2023
Editor: Copernicus
DOI: 10.5194/egusphere-egu23-15628

Oxygen flux measurements as a new tracer for the carbon and nitrogen cycles in terrestrial ecosystems

Autores: Alexander Knohl, Emanuel Blei, Andrew C. Manning, Penelope A. Pickers, Yuan Yan
Publicado en: Proceedings 10th International Carbon Dioxide Conference, 2017
Editor: University of Bern

Oxygen flux measurements as a new tracer for the carbon and nitrogencycles in terrestrial ecosystems

Autores: Alexander Knohl, Emanuel Blei, Jelka Braden-Behrens, Jonathan Jürgensen, Andrew C. Manning, Penelope A. Pickers, Yuan Yan
Publicado en: Geophysical Research Abstracts, Edición Vol. 20, 2018, Página(s) EGU2018-19833
Editor: European Geosciences Union

Fluxes of Oxygen (O2) in a European Beech Forest

Autores: Alexander Knohl, Jan Muhr, M. Julian Deventer, Emanuel Blei, Jelka Braden-Behrens, Mattia Bonazza, Christian Markwitz, Edgar Tunsch, Penelope A. Pickers, David D. Nelson, Mark Zahniser, Andrew C. Manning
Publicado en: Proceedings Fall Meeting American Geophysical Union 2020, 2020
Editor: American Geophysical Union

A Modeling Approach to Investigate Drivers, Variability and Uncertainties in O2 Fluxes and the O2 : CO2 Exchange Ratios in a Temperate Forest

Autores: Yuan Yan; Anne Klosterhalfen; Fernando Moyano; Matthias Cuntz; Andrew C. Manning; Alexander Knohl
Publicado en: Biogeosciences Discussion, 2023
Editor: Copernicus
DOI: 10.5194/bg-2023-30

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