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johannes freitag
johannes freitag
Alfred Wegener Institute Helmholtz center of polar and marine research
Verified email at awi.de
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Cited by
Year
One-to-one coupling of glacial climate variability in Greenland and Antarctica
C Barbante, JM Barnola, S Becagli, J Beer, M Bigler, C Boutron, T Blunier, ...
Nature 444 (7116), 195-198, 2006
1542006
Development and application of pressure-core-sampling systems for the investigation of gas-and gas-hydrate-bearing sediments
F Abegg, HJ Hohnberg, T Pape, G Bohrmann, J Freitag
Deep Sea Research Part I: Oceanographic Research Papers 55 (11), 1590-1599, 2008
1252008
A key source area and constraints on entrainment for basin‐scale sediment transport by Arctic sea ice
H Eicken, J Kolatschek, J Freitag, F Lindemann, H Kassens, I Dmitrenko
Geophysical Research Letters 27 (13), 1919-1922, 2000
1242000
The densification of layered polar firn
MW Hörhold, S Kipfstuhl, F Wilhelms, J Freitag, A Frenzel
Journal of Geophysical Research: Earth Surface 116 (F1), 2011
1232011
Firn-air δ15N in modern polar sites and glacial–interglacial ice: a model-data mismatch during glacial periods in Antarctica?
A Landais, JM Barnola, K Kawamura, N Caillon, M Delmotte, ...
Quaternary science reviews 25 (1-2), 49-62, 2006
1192006
Microstructure-dependent densification of polar firn derived from X-ray microtomography
J Freitag, F Wilhelms, S Kipfstuhl
Journal of Glaciology 50 (169), 243-250, 2004
1112004
Meltwater circulation and permeability of Arctic summer sea ice derived from hydrological field experiments
J Freitag, H Eicken
Journal of glaciology 49 (166), 349-358, 2003
982003
Polar ice structure and the integrity of ice-core paleoclimate records
SH Faria, J Freitag, S Kipfstuhl
Quaternary Science Reviews 29 (1-2), 338-351, 2010
932010
On the impact of impurities on the densification of polar firn
MW Hörhold, T Laepple, J Freitag, M Bigler, H Fischer, S Kipfstuhl
Earth and Planetary Science Letters 325, 93-99, 2012
922012
Isotopic exchange on the diurnal scale between near-surface snow and lower atmospheric water vapor at Kohnen station, East Antarctica
F Ritter, HC Steen-Larsen, M Werner, V Masson-Delmotte, A Orsi, ...
The Cryosphere 10 (4), 1647-1663, 2016
822016
Microstructure mapping: a new method for imaging deformation-induced microstructural features of ice on the grain scale
S Kipfstuhl, I Hamann, A Lambrecht, J Freitag, SH Faria, D Grigoriev, ...
Journal of Glaciology 52 (178), 398-406, 2006
792006
Retrieval of snow properties from the Sentinel-3 Ocean and Land Colour Instrument
A Kokhanovsky, M Lamare, O Danne, C Brockmann, M Dumont, G Picard, ...
Remote Sensing 11 (19), 2280, 2019
762019
Evidence of dynamic recrystallization in polar firn
S Kipfstuhl, SH Faria, N Azuma, J Freitag, I Hamann, P Kaufmann, ...
Journal of Geophysical Research: Solid Earth 114 (B5), 2009
702009
Regional climate signal vs. local noise: a two-dimensional view of water isotopes in Antarctic firn at Kohnen Station, Dronning Maud Land
T Münch, S Kipfstuhl, J Freitag, H Meyer, T Laepple
Climate of the Past 12 (7), 1565-1581, 2016
692016
Impurity-controlled densification: a new model for stratified polar firn
J Freitag, S Kipfstuhl, T Laepple, F Wilhelms
Journal of Glaciology 59 (218), 1163-1169, 2013
592013
Fabric of gas hydrate in sediments from Hydrate Ridge—Results from ODP Leg 204 samples
F Abegg, G Bohrmann, J Freitag, W Kuhs
Geo-Marine Letters 27, 269-277, 2007
592007
The hydraulic properties of Arctic sea ice-Implications for the small-scale particle transport
J Freitag
Ber. Polarforsch 325, 150, 1999
561999
Core-scale radioscopic imaging: a new method reveals density–calcium link in Antarctic firn
J Freitag, S Kipfstuhl, T Laepple
Journal of Glaciology 59 (218), 1009-1014, 2013
482013
A new method for predicting transport properties of polar firn with respect to gases on the pore-space scale
J Freitag, U Dobrindt, J Kipfstuhl
Annals of Glaciology 35, 538-544, 2002
472002
Constraints on post-depositional isotope modifications in East Antarctic firn from analysing temporal changes of isotope profiles
T Münch, S Kipfstuhl, J Freitag, H Meyer, T Laepple
The Cryosphere 11 (5), 2175-2188, 2017
462017
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