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Dive into the research topics where G. R. Sonnemann is active.

Publication


Featured researches published by G. R. Sonnemann.


Advances in Space Research | 2007

On the winter anomaly of the night-to-day ratio of ozone in the middle to upper mesosphere in middle to high latitudes

G. R. Sonnemann; Paul Hartogh; C. Jarchow; M. Grygalashvyly; Uwe Berger


Atmospheric Chemistry and Physics | 2007

Long-term trends of the concentration of the minor constituents in the mesosphere - a model study

M. Grygalashvyly; G. R. Sonnemann; Paul Hartogh


Atmospheric Chemistry and Physics | 2009

Retrieval of water vapor profile in the mesosphere from satellite ozone and hydroxyl measurements by the basic dynamic model of mesospheric photochemical system

M. Yu. Kulikov; A. M. Feigin; G. R. Sonnemann


Journal of Geophysical Research | 2011

Ozone distribution in the middle latitude mesosphere as derived from microwave measurements at Lindau (51.66°N, 10.13°E)

Paul Hartogh; Ch. Jarchow; G. R. Sonnemann; M. Grygalashvyly


Annales Geophysicae | 2015

Hydroxyl layer: trend of number density and intra-annual variability

G. R. Sonnemann; Paul Hartogh; Uwe Berger; M. Grygalashvyly


Advances in Space Research | 2012

Anthropogenic effects on the distribution of minor chemical constituents in the mesosphere/lower thermosphere – A model study

G. R. Sonnemann; Paul Hartogh; Uwe Berger; F.-J. Lübken; M. Grygalashvyly


Advances in Space Research | 2011

Ozone trends in the mid-latitude stratopause region based on microwave measurements at Lindau (51.66° N, 10.13° E), the ozone reference model, and model calculations

Paul Hartogh; G. R. Sonnemann; M. Grygalashvyly; Ch. Jarchow


Annales Geophysicae | 2014

Global annual methane emission rate derived from its current atmospheric mixing ratio and estimated lifetime

G. R. Sonnemann; M. Grygalashvyly


Annales Geophysicae | 2017

Daytime ozone loss term in the mesopause region

Mikhail Yurievich Kulikov; M. V. Belikovich; M. Grygalashvyly; G. R. Sonnemann; T. S. Ermakova; A. A. Nechaev; A. M. Feigin


Atmospheric Chemistry and Physics | 2009

A QBO-signal in mesospheric water vapor measurements at ALOMAR (69.29° N, 16.03° E) and in model calculations by LIMA over a solar cycle

G. R. Sonnemann; Paul Hartogh; S. Li; M. Grygalashvyly; Uwe Berger

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Paul Hartogh

Ludwig Maximilian University of Munich

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A. M. Feigin

Russian Academy of Sciences

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S. Li

Max Planck Society

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