Items where Author is "Hellmann, Sebastian"

Hellmann, S. , Grab, M. , Kerch, J. ORCID: https://orcid.org/0000-0002-7200-6837, Löwe, H. , Bauder, A. , Weikusat, I. ORCID: https://orcid.org/0000-0002-3023-6036 and Maurer, H. (2021)
Acoustic velocity measurements for detecting the crystal orientation fabrics of a temperate ice core , doi:10.5194/tc-15-3507-2021 , hdl:10013/epic.5f30eb10-d55e-4d87-958f-d4a9f8d6eb1f

Hellmann, S. , Kerch, J. , Grab, M. , Löwe, H. , Bauder, A. , Weikusat, I. and Maurer, H. (2021)
Ultrasonic velocity experiments on ice cores to complement fabric measurements doi:10.5194/egusphere-egu21-6100 , hdl:10013/epic.22109eda-9a3c-457a-a35a-b3b3bc74fc2e

Hellmann, S. , Kerch, J. ORCID: https://orcid.org/0000-0002-7200-6837, Weikusat, I. ORCID: https://orcid.org/0000-0002-3023-6036, Bauder, A. , Grab, M. , Jouvet, G. , Schwikowski, M. and Maurer, H. (2021)
Crystallographic analysis of temperate ice on Rhonegletscher, Swiss Alps , doi:10.5194/tc-15-677-2021 , hdl:10013/epic.b52562a1-0e54-4576-a04d-4a34c177fb01

Hellmann, S. , Kerch, J. , Grab, M. , Löwe, H. , Weikusat, I. , Bauder, A. and Maurer, H. (2020)
Comparison of seismic velocities derived from crystal orientation fabrics and ultrasonic measurements on an ice core doi:10.5194/egusphere-egu2020-7087 , hdl:10013/epic.4d4329f5-4e79-4cc4-82e9-c1376519c218

Stoll, N. ORCID: https://orcid.org/0000-0002-3219-8395, Weikusat, I. ORCID: https://orcid.org/0000-0002-3023-6036, Kerch, J. ORCID: https://orcid.org/0000-0002-7200-6837, Kleitz, I. , Eichler, J. , Shigeyama, W. , Homma, T. , Jansen, D. ORCID: https://orcid.org/0000-0002-4412-5820, Bayer-Giraldi, M. ORCID: https://orcid.org/0000-0002-7158-5478, Kuiper, E. J. , Westhoff, J. , Saruya, T. , Hellmann, S. , Franke, S. ORCID: https://orcid.org/0000-0001-8462-4379, Götz, P. , Goto-Azuma, K. , Azuma, N. , Faria, S. H. , Kipfstuhl, S. and Dahl-Jensen, D. (2019)
EastGRIP ice down to 2121m - fabric and microstructure , hdl:10013/epic.6e448af3-d2ad-421c-afc6-af323d948d1d

Soppa, M. , Pefanis, V. ORCID: https://orcid.org/0000-0002-9082-7153, Hellmann, S. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Martynov, F. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Janout, M. ORCID: https://orcid.org/0000-0003-4908-2855, Dinter, T. , Rozanov, V. V. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2019)
Assessing the Influence of Water Constituents on the Radiative Heating of Laptev Sea Shelf Waters. , doi:10.3389/fmars.2019.00221 , hdl:10013/epic.3b656c15-f326-49a6-b223-9df3498c92f3

Hellmann, S. , Grab, M. , Kerch, J. , Bauder, A. , Weikusat, I. and Maurer, H. (2019)
Assessing microscale anisotropy of a temperate glacier with seismic and radar borehole measurements , hdl:10013/epic.8ec7f2c0-1880-4549-a9da-33f82661b142

Hellmann, S. , Kerch, J. ORCID: https://orcid.org/0000-0002-7200-6837, Bauder, A. and Maurer, H. (2018)
Crystal orientation fabric analysis on ice core samples from a temperate Alpine glacier , hdl:10013/epic.1fa47f61-3505-4f92-86ff-4e6f97d892c5

Pefanis, V. ORCID: https://orcid.org/0000-0002-9082-7153, Altenburg Soppa, M. , Loza, S. ORCID: https://orcid.org/0000-0003-2153-1954, Hellmann, S. , Janout, M. ORCID: https://orcid.org/0000-0003-4908-2855, Rozanov, V. , Dinter, T. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Assessing bio-physical feedbacks in the shelf areas of Laptev Sea , hdl:10013/epic.0aa49b98-6d1c-409f-8e86-c5de499e57dc

Soppa, M. A. , Pefanis, V. ORCID: https://orcid.org/0000-0002-9082-7153, Hellmann, S. , Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Janout, M. ORCID: https://orcid.org/0000-0003-4908-2855, Martynov, F. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Rozanov, V. , Loza, S. ORCID: https://orcid.org/0000-0003-2153-1954, Dinter, T. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Assessing the influence of optically active constituents on the radiative heating of Laptev Sea surface waters , hdl:10013/epic.74383865-f0d9-4ec4-bcc6-fa7b8c728dbe

Pefanis, V. ORCID: https://orcid.org/0000-0002-9082-7153, Altenburg Soppa, M. , Hellmann, S. , Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Janout, M. ORCID: https://orcid.org/0000-0003-4908-2855, Martynov, F. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Rozanov, V. , Loza, S. ORCID: https://orcid.org/0000-0003-2153-1954, Dinter, T. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
First steps towards assessing the radiation budget in the shelf areas of the Laptev Sea by remote sensing and radiative transfer modelling , hdl:10013/epic.f8ae3f60-e2fc-455d-a582-789941f29aad

Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Juhls, B. ORCID: https://orcid.org/0000-0002-5844-6318, Abramova, E. N. , Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Doerffer, R. , Goncalves Araujo, R. , Hellmann, S. , Kraberg, A. ORCID: https://orcid.org/0000-0003-2571-2074, Martynov, F. and Overduin, P. ORCID: https://orcid.org/0000-0001-9849-4712 (2018)
Ocean Colour Remote Sensing in the Laptev Sea / Barale, V. and Gade, M. (editors) , doi:10.1007/978-3-319-94067-0_6 , hdl:10013/epic.c8bf5c1a-2d48-4278-a9e2-e6875395b502

Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Röttgers, R. , Ramírez-Pérez, M. , Dinter, T. , Steinmetz, F. , Nöthig, E. M. ORCID: https://orcid.org/0000-0002-7527-7827, Hellmann, S. , Wiegmann, S. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Underway spectrophotometry in the Fram Strait (European Arctic Ocean): a highly resolved chlorophyll a data source for complementing satellite ocean color , doi:10.1364/OE.26.00A678 , hdl:10013/epic.a1c91b8f-0d37-416f-aabe-d99bb29af259

Soppa, M. A. , Hellmann, S. , Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Martynov, F. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Steinmetz, F. , Dinter, T. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2017)
Evaluation of atmospheric correction algorithms in the extreme absorbing waters of the Laptev Sea , hdl:10013/epic.2801b719-b490-485b-ad5d-b3d51ec6bab8

Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Soppa, M. A. , Oelker, J. , Dinter, T. , Hellmann, S. , Losch, M. ORCID: https://orcid.org/0000-0002-3824-5244, Dutkiewicz, S. , Richter, A. , Rozanov, V. V. , Burrows, J. P. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2017)
Investigating the Arctic phytoplankton variability and diversity based on modeling and satellite retrievals , hdl:10013/epic.51339

Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Röttgers, R. , Ramírez-Pérez, M. , Dinter, T. , Hellmann, S. , Wiegmann, S. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2017)
Retrieval of highly resolved near-surface Chl-a from underway observations of IOPs in the Fram Strait, Arctic Ocean , hdl:10013/epic.c8610dfc-2dab-4a01-91a8-184e42221e1d

Hellmann, S. , Dinter, T. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Rozanov, V. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2016)
Radiation Budget in the Shelf Areas of the Laptev Sea , hdl:10013/epic.49084

Dinter, T. , Rozanov, V. V. , Hellmann, S. , Oelker, J. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 , Alfred-Wegener-Institute (AWI), Institute of Environmental Physics (IUP), University of Bremen (2016)
Radiative Transfer in the Ocean Including Inelastic Scattering Processes Using the Coupled Ocean-Atmosphere Radiative Transfer Model SCIATRAN , hdl:10013/epic.49658

Dinter, T. , Rozanov, V. V. , Wolanin, A. , Hellmann, S. , Burrows, J. P. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 , Alfred-Wegener-Institute (AWI), Institute of Environmental Physics (IUP), University of Bremen (2016)
Radiative transfer in the ocean and implications on the top of atmosphere radiance using the coupled ocean-atmosphere radiative transfer model SCIATRAN , hdl:10013/epic.49634

Hellmann, S. , Dinter, T. , Hölemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Loza, S. ORCID: https://orcid.org/0000-0003-2153-1954, Rozanov, V. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2016)
Investigation on heat transfer in the Laptev Sea with respect to regional climate changes , hdl:10013/epic.49051

Hellmann, S. , Dinter, T. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086 and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2016)
Investigation on heat transfer in the Laptev Sea with respect to regional climate changes , hdl:10013/epic.49096

Hellmann, S. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Hoelemann, J. ORCID: https://orcid.org/0000-0001-5102-4086, Dinter, T. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2016)
Radiative transfer modeling with SCIATRAN in Siberian Laptev Sea based on in-situ data , hdl:10013/epic.49097