Items where Author is "Xi, Hongyan"

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Article
Konik, M. , Peña, M. A. , Hirawake, T. , Hunt, B. P. , Vishnu, P. S. , Eisner, L. B. , Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Marchese, C. and Costa, M. (2024)
Bioregionalization of the subarctic Pacific based on phytoplankton phenology and composition ,
Progress In Oceanography, 228 , p. 103315 .
doi:10.1016/j.pocean.2024.103315 , hdl:10013/epic.2c2b0830-3b62-4807-9022-04a96f5690e2
[thumbnail of 1-s2.0-S0079661124001216-main.pdf]
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Article
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Bretagnon, M. , Loza, S. ORCID: https://orcid.org/0000-0003-2153-1954, Brotas, V. , Gomes, M. , Peeken, I. ORCID: https://orcid.org/0000-0003-1531-1664, Alvarado, L. M. , Mangin, A. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2023)
Satellite monitoring of surface phytoplankton functional types in the Atlantic Ocean over 20 years (2002–2021) ,
State of the Planet, 1-osr7 , p. 1 .
doi:10.5194/sp-1-osr7-5-2023 , hdl:10013/epic.fe43eb33-e93d-4361-a756-acae2101b603
[thumbnail of Xi_et_al_2023_sp_PFT_20year_altlantic.pdf]
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Conference -Poster
Nöthig, E. M. , Bracher, A. , Engel, A. , Metfies, K. , Niehoff, B. , Peeken, I. , Cornils, A. , Hildebrandt, N. , Kraberg, A. , Lampe, V. , von Jackowski, A. and Xi, H. (2023)
Natural variability or consequences of climate change? - Inferences of plankton observations in the Fram Strait
hdl:10013/epic.efe4fb50-32be-488f-baa8-56d70cc519eb

Article
Vishnu, P. S. , Xi, H. , Del Bel Belluz, J. , Hussain, M. S. , Bracher, A. and Costa, M. (2022)
Seasonal dynamics of major phytoplankton functional types in the coastal waters of the west coast of Canada derived from OLCI Sentinel 3A ,
Frontiers in Marine Science, 9 , p. 1018510 .
doi:10.3389/fmars.2022.1018510 , hdl:10013/epic.f65f4177-382a-4059-adde-a8e247078077
[thumbnail of fmars-09-1018510.pdf]
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Conference -Poster
Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Oelker, J. , Alvarado, L. M. A. ORCID: https://orcid.org/0000-0002-4802-3872, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Soppa, M. A. ORCID: https://orcid.org/0000-0002-5100-8809, Brito, A. C. , Brotas, V. ORCID: https://orcid.org/0000-0001-8612-4167, Costa, M. , Favareto, L. , Gomes, M. , Suseelan, V. P. and Richter, A. ORCID: https://orcid.org/0000-0003-3339-212X (2022)
Diffuse Attenuation Of Underwater UV And Short Blue Light Obtained From TROPOMI’s High Spectral Resolution ,
12th EARSeL Workshop on Imaging Spectroscopy, Potsdam, Germany, 22 June 2022 - 24 June 2022 .
hdl:10013/epic.63b8944f-211f-411f-9224-75ba9aab96d1

Conference -Talk
Alvarado, L. M. A. ORCID: https://orcid.org/0000-0002-4802-3872, Gege, P. ORCID: https://orcid.org/0000-0003-0939-5267, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Droscher, I. , Soppa, M. A. ORCID: https://orcid.org/0000-0002-5100-8809, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603 and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2022)
Retrievals of the Main Phytoplankton Groups at Lake Constance Using OLCI and Evaluated with Field Observations ,
12th EARSeL Workshop on Imaging Spectroscopy, Potsdam, Germany, 22 June 2022 - 24 June 2022 .
hdl:10013/epic.e2958de4-501f-44f6-b545-9dda80b40b73

Conference -Poster
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Bretagnon, M. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Alvarado, L. ORCID: https://orcid.org/0000-0002-4802-3872, Gomes, M. , Brotas, V. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2022)
20-year satellite observations of phytoplankton functional types (PFTs) in the Atlantic Ocean ,
ESA Living Planet Symposium 2022, Bonn, Germany, 23 May 2022 - 27 May 2022 .
hdl:10013/epic.6f529554-1721-4b38-bcba-7114ab56c995
[thumbnail of LPS2022_poster_hx_v3.pdf]
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Conference -Talk
Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Oelker, J. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Alvarado, L. M. A. ORCID: https://orcid.org/0000-0002-4802-3872, Brito, A. C. , Brotas, V. ORCID: https://orcid.org/0000-0001-8612-4167, Costa, M. , Favareto, L. , Gomes, M. , Suseelan, V. P. , Richter, A. ORCID: https://orcid.org/0000-0003-3339-212X, Soppa, M. A. ORCID: https://orcid.org/0000-0002-5100-8809 and Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603 (2022)
Novel ocean color information from Sentinel-5P’s high spectral resolution ,
Living Planet Symposium 2022, Bonn, Germany, 23 May 2022 - 27 May 2022 .
hdl:10013/epic.e7b27807-300f-45b2-903a-2a14dee9d385

Conference -Poster
Alvarado, L. M. A. ORCID: https://orcid.org/0000-0002-4802-3872, Oelker, J. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Richter, A. ORCID: https://orcid.org/0000-0003-3339-212X and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2022)
Synergistic use of OLCI and TROPOMI measurements to determine phytoplankton functional types ,
Living Planet Symposium 2022, Bonn, Germany, 23 May 2022 - 27 May 2022 .
hdl:10013/epic.b9ddca4a-7716-4051-bf26-55a17fc63cdb

Conference -Talk
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Peeken, I. ORCID: https://orcid.org/0000-0003-1531-1664, Bretagnon, M. , Brotas, V. , Gomes, M. , Alvarado, L. ORCID: https://orcid.org/0000-0002-4802-3872, Lampe, V. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Metfies, K. ORCID: https://orcid.org/0000-0003-3073-8033, Nöthig, E. M. ORCID: https://orcid.org/0000-0002-7527-7827 and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2022)
Phytoplankton functional types from multi-sensor satellite observations – towards a long-term monitoring (2002-2020) ,
Ocean Science Meeting 2022, 24 February 2022 - 4 March 2022 .
hdl:10013/epic.83471b3a-5cad-4c2e-9f56-26c01d95f409
[thumbnail of Xi_et_al_OSM2022_PFT_evaluation_timeseries.pdf]
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Conference -Poster
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Peeken, I. ORCID: https://orcid.org/0000-0003-1531-1664, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Alvarado, L. ORCID: https://orcid.org/0000-0002-4802-3872, Bretagnon, M. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2022)
Phytoplankton functional types observation from space in the Fram Strait (2002-2020) ,
Ocean Carbon From Space Workshop, Online, 14 February 2022 - 18 February 2022 .
hdl:10013/epic.29ceca54-2573-4f33-bebe-b0eb25abd89c
[thumbnail of Xi_et_al_OceanCarbonSpace2022_long_term_satellite_PFT_hxi_poster_clean.pdf]
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Conference -Talk
Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Oelker, J. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Alvarado, L. ORCID: https://orcid.org/0000-0002-4802-3872, Soppa, M. A. ORCID: https://orcid.org/0000-0002-5100-8809, Brito, A. , Brotas, V. ORCID: https://orcid.org/0000-0001-8612-4167, Costa, M. , Favareto, L. , Gomes, M. , Nerger, L. ORCID: https://orcid.org/0000-0002-1908-1010, Suseelan, V. P. , Richter, A. ORCID: https://orcid.org/0000-0003-3339-212X, Voelker, C. ORCID: https://orcid.org/0000-0003-3032-114X and Alvarez, E. ORCID: https://orcid.org/0000-0002-6776-1029 (2022)
Toward the Synergistic Use of Ocean Colour products to Improve the Description of Phytoplankton Productivity within the Global Ocean ,
Ocean Carbon from Space Workshop. 2nd Workshop in the CLEO (Colourand Light in the ocean from Earth Observation, ESA virtual online event, 14 February 2022 - 18 February 2022 .
hdl:10013/epic.2440b5f2-8949-4cd5-af43-ce2311e00d15

Article
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Garnesson, P. , Bretagnon, M. , Demaria, J. , Soppa, M. A. , Fanton d'Andon, O. H. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2021)
Global chlorophyll a concentrations of phytoplankton functional types with detailed uncertainty assessment using multi‐sensor ocean color and sea surface temperature satellite products ,
Journal of Geophysical Research: Oceans, 126 (5) .
doi:10.1029/2020JC017127 , hdl:10013/epic.c02db47d-ac73-4111-b8a1-2d383d4c61e5
[thumbnail of Xi_et_al_2021_JGRO.pdf]
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Conference -Conference paper
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Garnesson, P. , Bretagnon, M. , Demaria, J. , Soppa, M. A. ORCID: https://orcid.org/0000-0002-5100-8809, Hembise Fanton d'Andon, O. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2021)
Global chlorophyll a concentrations of phytoplankton functional types with detailed uncertainty assessment using multi-sensor ocean color and sea surface temperature products ,
EGU General Assembly 2021, online, 19 April 2021 - 30 April 2021 .
doi:10.5194/egusphere-egu21-9720 , hdl:10013/epic.db0bd603-6625-4170-8b56-b12ceffa275d
[thumbnail of Xi_vPICO_supportingInfo_final.pdf]
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Conference -Poster
Bretagnon, M. , Alvain, S. , Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Garnesson, P. , Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Rêve, A. H. , Uitz, J. , Xi, H. and Hembise Fanton d'Andon, O. (2021)
Intercomparison of Phytoplankton functional types dynamics from satellite observations ,
EGU General Assembly 2021, 19 April 2021 - 30 April 2021 .
doi:10.5194/egusphere-egu21-9855 , hdl:10013/epic.cffb4241-bc71-42ae-bb1b-8b24a6a055ef

Article
Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Dinter, T. , Mangin, A. , Strass, V. ORCID: https://orcid.org/0000-0002-7539-1400, von Appen, W. J. ORCID: https://orcid.org/0000-0002-7200-0099 and Wiegmann, S. (2020)
High resolution water column phytoplankton composition across the Atlantic Ocean from ship-towed vertical undulating radiometry. ,
Frontiers in Marine Science 7: 235,, 7 , p. 235 .
doi:10.3389/fmars.2020.00235 , hdl:10013/epic.13c3a1f9-b92e-463c-a66e-4da5d7a3f740
[thumbnail of fmars-07-00235(1).pdf]
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Article
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Altenburg Soppa, M. , Garnesson, P. , Demaria, J. , Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, d'Andon, O. H. F. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2020)
Global retrieval of phytoplankton functional types based on empirical orthogonal functions using CMEMS GlobColour merged products and further extension to OLCI data ,
Remote Sensing of Environment, 240 .
doi:10.1016/j.rse.2020.111704 , hdl:10013/epic.bb03c121-f66d-442f-8a5c-24e9eb3577e0
[thumbnail of Xi_et_al_2020_RSE_OLCI-PFT.pdf]
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Article
von Appen, W. J. ORCID: https://orcid.org/0000-0002-7200-0099, Strass, V. , Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Hörstmann, C. ORCID: https://orcid.org/0000-0002-0097-2454, Iversen, M. H. ORCID: https://orcid.org/0000-0002-5287-1110 and Waite, A. M. ORCID: https://orcid.org/0000-0003-2965-0296 (2020)
High-resolution physical--biogeochemical structure of a filament and an eddy of upwelled water off northwest Africa ,
Ocean Science, 16 , pp. 253-270 .
doi:10.5194/os-16-253-2020 , hdl:10013/epic.e9087abe-a53a-4eb8-9e63-a22381cfaddc
[thumbnail of von_Appen_OS_2020.pdf]
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Article
Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Dutkiewicz, S. , Losch, M. ORCID: https://orcid.org/0000-0002-3824-5244, Oelker, J. , Soppa, M. A. , Trimborn, S. ORCID: https://orcid.org/0000-0003-1434-9927, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603 and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2019)
On modelling Southern Ocean Phytoplankton Types ,
Biogeosciences Discussion .
doi:10.5194/bg-2019-289 , hdl:10013/epic.eb8fcca5-f370-4ed2-8ad3-d906cc9c18fb
[thumbnail of PhySyn.pdf]
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Conference -Talk
Strass, V. ORCID: https://orcid.org/0000-0002-7539-1400, von Appen, W. J. ORCID: https://orcid.org/0000-0002-7200-0099, Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Spahic, S. , Mathieu, L. , Haake, H. , Waite, A. ORCID: https://orcid.org/0000-0003-2965-0296 and Leach, H. (2019)
Small-scale vertical and horizontal variability of physico-biogeochemical properties across the Equatorial Undercurrent in the Atlantic Ocean ,
ASLO 2019 Aquatic Sciences Meeting, San Juan, Puerto Rico, 23 February 2019 - 2 March 2019 .
hdl:10013/epic.0423ed12-46ad-471b-82d7-e6c4c765c0a4

Article
Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Boss, E. , Chase, A. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Zhang, X. , Röttgers, R. , Pan, Y. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2019)
Retrieval of Phytoplankton Pigments from Underway Spectrophotometry in the Fram Strait ,
Remote Sensing .
doi:10.3390/rs11030318 , hdl:10013/epic.42576558-d950-44a4-b1ff-3ea54e25a24b
[thumbnail of Liu_et_al_2019_RS.pdf]
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Article
von Appen, W. J. ORCID: https://orcid.org/0000-0002-7200-0099, Strass, V. ORCID: https://orcid.org/0000-0002-7539-1400, Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517, Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Hörstmann, C. ORCID: https://orcid.org/0000-0002-0097-2454, Iversen, M. ORCID: https://orcid.org/0000-0002-5287-1110 and Waite, A. ORCID: https://orcid.org/0000-0003-2965-0296 (2019)
High-resolution physical-biogeochemical structure of a filament and an eddy of upwelled water off Northwest Africa ,
Ocean Science .
doi:10.5194/os-2019-108 , hdl:10013/epic.daa44c5c-fa0e-48e4-bc01-6f6251191d8f

Conference -Talk
Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Boss, E. , Chase, A. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Zhang, X. , Roettgers, R. , Pan, Y. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Retrieval of phytoplankton pigments from underway spectrophotometry in the Fram Strait ,
AWI Science Meeting 2018 .
hdl:10013/epic.ff155660-a514-4584-9cb0-f241d0d45b69
[thumbnail of AWI_SciMeeting_YangyangLiu7Dec2018.pdf]
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Conference -Conference paper
Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Boss, E. , Chase, A. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Röttgers, R. , Pan, Y. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Retrieval of phytoplankton pigments from underway spectrophotometry in the Fram Strait, Arctic Ocean ,
Ocean Optics Conference 2018 .
hdl:10013/epic.96941411-1853-4508-9911-28a50647aa67
[thumbnail of AWI_OceanOptics2018_poster_A0_yliu_v3.pdf]
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Conference -Poster
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Losa, S. N. ORCID: https://orcid.org/0000-0003-2153-1954, Mangin, A. , Soppa, M. A. , Garnesson, P. , Demaria, J. , d'Andon, O. H. F. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Global Retrieval Algorithms for Phytoplankton Functional Types (PFTs): toward the Applications to OLCI and GlobColour Merged Products ,
Ocean Optics Conference XXIV, Dubrovnik Croatia, 7 October 2018 - 12 October 2018 .
hdl:10013/epic.e9a41e28-ef93-43bd-b20a-c613693bd5d8
[thumbnail of OOXXIV_poster_Xi_0930.pdf]
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Book
Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Boss, E. , Chase, A. , Pan, Y. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Röttgers, R. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Retrieval of phytoplankton pigments and functional types from underway spectrophotometry in the Fram Strait ,
Extended Abstract of the Ocean Optics Conference XXIV, Dubrovnik, Croatia, 7 October 2018 - 12 October 2018 .
doi:10.1002/essoar.10500030.1 , hdl:10013/epic.38288a20-f133-4b64-8017-379f25524e63
[thumbnail of OO_proceeding_Yangyang_final.pdf]
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Conference -Talk
Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Boss, E. , Chase, A. , Pan, Y. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Röttgers, R. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Retrieval of phytoplankton pigments and functional types from underway spectrophotometry in the Fram Strait, Arctic Ocean ,
15th International Circumpolar Remote Sensing Symposium (ICRSS) .
hdl:10013/epic.0ad73357-aeeb-42f0-ad52-ec4a66dfb945
[thumbnail of icrss_Yangyang.pdf]
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Article
Zhang, Y. , Duan, H. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Huang, Z. , Tsou, J. , Jiang, T. and Liang, X. S. (2018)
Evaluation of the Influence of Aquatic Plants and Lake Bottom on the Remote-Sensing Reflectance of Optically Shallow Waters ,
Atmosphere-Ocean, 56 (4), pp. 277-288 .
doi:10.1080/07055900.2018.1454295 , hdl:10013/epic.957e6ba4-e63a-41fd-ba85-af905cdcfdae
[thumbnail of Zhang_et_al_2018_Atmosphere-Ocean.pdf]
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Article
Li, Z. , Sun, D. , Qiu, Z. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Wang, S. , Perrie, W. , Li, Y. and Han, B. (2018)
A Reconstruction Method for Hyperspectral Remote Sensing Reflectance in the Visible Domain and Applications ,
Journal of Geophysical Research-Oceans, 123 , pp. 4092-4109 .
doi:10.1029/2017JC013734 , hdl:10013/epic.8b869e4d-6a26-4ec0-8a50-4b34efc66ac7
[thumbnail of Li_et_al_2018_JGR_Oceans.pdf]
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Conference -Poster
Liu, Y. ORCID: https://orcid.org/0000-0001-7138-9146, Boss, E. , Chase, A. , Pan, Y. , Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Nöthig, E. M. ORCID: https://orcid.org/0000-0002-7527-7827, Wiegmann, S. and Bracher, A. ORCID: https://orcid.org/0000-0003-3025-5517 (2018)
Highly resolved data set on different phytoplankton pigments retrieved from underway spectrophotometry in the Fram Strait, Arctic Ocean ,
PhD days 2018 .
hdl:10013/epic.ad3c41dd-a1b6-41ce-9028-e7cec5b85a43
[thumbnail of PhDdays2018.pdf]
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Conference -Poster
Xi, H. ORCID: https://orcid.org/0000-0003-2827-0603, Hieronymi, M. , Krasemann, H. and Röttgers, R. (2017)
Phytoplankton Group Identification Using Simulated and In-situ Hyperspectral Remote Sensing Reflectance ,
HIGHROC Science Conference, Brussels, 7 November 2017 - 9 November 2017 .
hdl:10013/epic.f9740bdb-3562-4ab8-9dd2-d6565ef8736d
[thumbnail of HighROC_poster_Xi-new.pdf]
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