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Richard Sempere

21
Documents

Présentation

**Richard Sempéré,** Director of Research at CNRS: Oceanographer. Marine and atmospheric geochemist. 2021-Director of Aix-Marseille University 'Ocean Sciences Institute' 2012-2021-Director of the Mediterranean Institute of Oceanography (M I O), Aix Marseille University, CNRS, IRD, Univ. Toulon, France 2004-2012: Director of LMGEM laboratory, UMR 6117, Aix Marseille University, CNRS, France **Research interests:** Exploration of sources and sinks of natural organic matter in aquatic environments. The intersection of the carbon cycle and microbial communities under global change conditions. Marine and atmospheric chemistry. Study of dissolved organic matter including sugars, dicarboxylic acids, phthalates, chromophoric organic matter. UV impact (photo-oxydation) on organic matter decomposition. Bacterial degradation of organic matter. Organic contaminants in atmospheric and aquatic systems. **1-Degrees** 1986, Master in Oceanography and Meteorology Paris Sorbonne University 1991, PhD in Oceanography, University of Perpignan, CNRS *1991-1993: Post-Doctoral study in Tokyo (Tokyo Metropolitan University), JSPS fellowship* **2-Professional experiences** 1994-: Permanent Position at CNRS, Aix Marseille University **3-Direction of 10 PhD DThesis. Author or co-author of 110 peer review papers.**
**Richard Sempéré** ***Curriculum Vitae*** **Richard Sempéré** Director of Research at CNRS: Oceanographer. Marine and atmospheric geochemist. Two children (22 and 20) Currently: Director of Research at CNRS, Director of the Mediterranean Institute of Oceanography (M I O), Aix Marseille University, CNRS, IRD, Toulon University. **Research interests:** Exploration of sources and sinks of natural organic matter in aquatic environments. Plastic and additives in the Ocean. The intersection of the carbon cycle and microbial communities under global change conditions. Marine and atmospheric chemistry. Study of dissolved organic matter including sugars, dicarboxylic acids, phthalates, chromophoric organic matter. UV impact (photo-oxydation) on organic matter decomposition. Bacterial degradation of organic matter. Organic contaminants in atmospheric and aquatic systems. **1-Degrees** · 1986, Master in Oceanography and Meteorology University of Paris Sorbonne University · 1991, PhD in Oceanography, University of Perpignan, CNRS LSGM. · 2001, Habilitation for PhD direction (HDR), University Aix Marseille University **2-Professional experiences** · 1987, Scientific national duty in the French Navy · 1988-1991: PhD (University of Perpignan), scholarship from the French Ministry for Research and Education · 1991-1993: Post-Doctoral study in Tokyo (Tokyo Metropolitan University), JSPS fellowship · 1993-1994: Post-Doctoral study in LMM, UPR CNRS 223, Aix Marseille University, CNRS fellowship · 1994-2001: Permanent Position as CR1 CNRS, LMM UPR CNRS 223, Aix Marseille University · 2003: Director of Research at CNRS 2ndclass · 2009: Director of Research at CNRS 1stclass 2019: Director of Research at CNRS DRCE1 2 · 2004-2012: Director of the LMGEM laboratory (UMR CNRS 6117) · Since 2012: Director of M I O laboratory (UMR 7294, UM 110). CNRS, IRD, Aix Marseille University and Toulon University. M I O laboratory comprises 236 people. **3-Direction of students, post-docs researchers** ***12 (Doctor degree-PhD) students, 8 post-doctoral researchers and about 50 Master degree and others students.*** **4-National responsibilities** ***CNRS, IRD*** · 1997-1998: -Member of the national biogeochemistry equipment-working group for INSU/CNRS (CSOA) · 1998-2000: -President of the national biogeochemistry equipment committee (CSOA) · 2004-2007: Member of the CNRS national committee (section 19) · 2004-2007: Member of the CNRS national committee (section 46) · 2004-2007: Member of the CNRS/INSU scientific committee · 2008-2011: Member of the IRD national committee (CSS3) · Since 2017: Member of the French ANR committee · Member of the executive committee of the French Pole Mediterranee. **5-National-programmes** · Co-PI of the MERMEX (http://mio.pytheas.univ-amu.fr): since 2009 · Co-PI of the LEFE/CYBER UVECO1 program: 2003-2006. · Co-PI of the UVPACA program · CO-PI of Agence de l’eau projects: Blue Polut, CareMed · French knowledge national pivot of the European project Blue Med **6-International** · 2007-2015. Associate editor in Marine Chemistry. · Since 2007-Review editor of Aquatic Microbial Ecology and Marine Ecology Progress Series (Reviewer staff). · Partner of the JPI Ocean (European Union) research project PLASTOX (plastics and contaminants in seawater) and PERSEUS (FP7). · Associate member of the international SCOR working Group on new microbial concepts and methodology. Topic: “Microbial Pumping Processes of carbon in the ocean”. 2020-2022 PI of the JPI-Ocean research project, ANDROMEDA PI v **7-Professional affiliations:** · Member, American Geophysical Society, 1994 to present · Member, American Limnology and Oceanography Association, 1998 to present Member, European Geophysical Society, 2002 to present Member, European Geophysical Society, 2002 to present **8-Cruise participation** · About 15 oceanographic cruises (Antarctic, Atlantic, Pacific Ocean, Mediterranean Sea).

Publications

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Atmospheric fluxes of soluble organic C, N, and P to the Mediterranean Sea: Potential biogeochemical implications in the surface layer

K. Djaoudi , France van Wambeke , A. Barani , S. Hélias Nunige , Richard Sempere
Progress in Oceanography, 2018, 163, pp.59-69. ⟨10.1016/j.pocean.2017.07.008⟩
Article dans une revue hal-01787006v1
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Organic carbon dynamics in the Mediterranean Sea: an integrated study

Chiara Santinelli , Richard Sempere , France van Wambeke , Bruno Charrìère , Alfredo Seritti
Global Biogeochemical Cycles, 2012, 26, pp.13. ⟨10.1029/2011GB004151⟩
Article dans une revue hal-00731024v1
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Marine ecosystems’ responses to climatic and anthropogenic forcings in the Mediterranean

Cecile Guieu , Xavier Durrieu de Madron , Pascal Conan , Frédéric Gazeau , Claude Estournel
Progress in Oceanography, 2011, 91 (2), pp.97-166. ⟨10.1016/j.pocean.2011.02.003⟩
Article dans une revue hal-03452771v1
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Diel variability of heterotrophic bacterial production and underwater UV doses in the eastern South Pacific

France van Wambeke , M. Tedetti , S. Duhamel , Richard Sempere
Marine Ecology Progress Series, 2009, 387, pp.97-108. ⟨10.3354/meps08075⟩
Article dans une revue hal-02058593v1
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Distribution and bacterial availability of dissolved neutral sugars in the South East Pacific

Richard Sempere , M. Tedetti , Christos Panagiotopoulos , Bruno Charrière , France van Wambeke
Biogeosciences, 2008, 5, pp.1165 - 1173. ⟨10.5194/bg-5-1165-2008⟩
Article dans une revue hal-02058362v2

Modelling DOC assimilation and bacterial growth efficiency in biodegradation experiments : a case study in the Northeast Atlantic Ocean

Marie Eichinger , Jean-Christophe Poggiale , France van Wambeke , Dominique Lefèvre , Richard Sempere
Aquatic Microbial Ecology, 2006, 43, pp.139-151
Article dans une revue hal-00083291v1

Modelling DOC assimilation and bacterial growth efficiency in biodegradation experiments : a case study in the Northeast Atlantic Ocean

Marie Eichinger , Jean-Christophe Poggiale , France van Wambeke , Dominique Lefèvre , Richard Sempere
Aquatic Microbial Ecology, 2006, 43, pp.139-151
Article dans une revue hal-00092722v1
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Mesoscale and seasonal variability of community production and respiration in the surface waters of the N.E. Atlantic Ocean

Anne Maixandeau , Dominique Lefèvre , Camila I. Fernandez , Richard Sempere , Rumi Sohrin
Deep-sea research. Part A, Oceanographic research papers, 2005, 52 (9), pp.1663-1676. ⟨10.1016/j.dsr.2005.03.007⟩
Article dans une revue hal-00092707v1
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Distribution of microbial biomass, production, respiration, dissolved organic carbon and factors controlling bacterial production across a geostrophic front (Almeria-Oran, SW Mediterranean Sea)

France van Wambeke , Dominique Lefèvre , Louis Prieur , Richard Sempere , Micheline Bianchi
Marine Ecology Progress Series, 2004, 269, pp.1-15
Article dans une revue hal-00092715v1
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Distribution of microbial biomass, production, respiration, dissolved organic carbon and factors controlling bacterial production across a geostrophic front (Almeria-Oran, SW Mediterranean Sea)

France van Wambeke , D. Lefèvre , L Prieur , R. Sempéré , M Bianchi
Marine Ecology Progress Series, 2004, 269, pp.1-15. ⟨10.3354/meps269001⟩
Article dans une revue hal-03506690v1
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Distribution and cycling of total organic carbon across the Almeria-Oran Front in the Mediterranean Sea: Implications for carbon cycling in the western basin

Richard Sempere , Evgeny V. Dafner , France van Wambeke , Dominique Lefèvre , Cédric Magen
Journal of Geophysical Research, 2003, 108 (C11), pp.3361 - 3361. ⟨10.1029/2002JC001475⟩
Article dans une revue hal-01780301v1

Total organic carbon dynamics in the Aegean Sea

Richard Sempere , Christos Panagiotopoulos , R Lafont , B Marroni , France van Wambeke
Journal of Marine Systems, 2002, 33, pp.355-364. ⟨10.1016/S0924-7963(02)00066-0⟩
Article dans une revue hal-00811943v1
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Bacterial degradation of large particles in the southern Indian Ocean using in vitro incubation experiments

Christos Panagiotopoulos , Richard Sempere , Ingrid Obernosterer , Laurent Striby , Madeleine Goutx
Organic Geochemistry, 2002, 33 (8), pp.985-1000. ⟨10.1016/S0146-6380(02)00057-8⟩
Article dans une revue hal-01831214v1
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Bacterial degradation of large particles in the southern Indian Ocean using in vitro incubation experiments

Christos Panagiotopoulos , Richard Sempere , I Obernosterer , L Striby , Madeleine Goutx
Organic Geochemistry, 2002, 33 (8), pp.985-1000. ⟨10.1016/S0146-6380(02)00057-8⟩
Article dans une revue hal-00812107v1
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Bacterial dynamics during the transition from spring bloom to oligotrophy in the Northwestern Mediterranean Sea

France van Wambeke , M. Goutx , Laurent Striby , Richard Sempere , Francesca Vidussi
Marine Ecology Progress Series, 2001, 212, pp.89-105
Article dans une revue hal-01780381v1
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Total organic carbon dynamics in the Aegean Sea

Richard Sempere , Christos Panagiotopoulos , R. Lafont , B Marroni , France van Wambeke
Journal of Marine Systems, 2001
Article dans une revue hal-02065006v1
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Microbial decomposition of large organic particles in the northwestern Mediterranean Sea:an experimental approach

Richard Sempere , Sc Yoro , France van Wambeke , Bruno Charrìère
Marine Ecology Progress Series, 2000, 198, pp.61 - 72. ⟨10.3354/meps198061⟩
Article dans une revue hal-01780471v1
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Carbon inputs of the Rhône River to the Mediterranean Sea: Biogeochemical implications

Richard Sempere , Bruno Charrìère , France van Wambeke , Gustave Cauwet
Global Biogeochemical Cycles, 2000, 14 (2), pp.669-681. ⟨10.1029/1999GB900069⟩
Article dans une revue hal-01829884v1
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Use of data assimilation techniques to analyze the significance of ectoproteolytic activity measurements performed with the model substrate MCA-Leu

François Lamy , Micheline Bianchi , France van Wambeke , Richard Sempere , Vincent Talbot
Marine Ecology Progress Series, 1999, 177, pp.27-35. ⟨10.3354/meps177027⟩
Article dans une revue hal-01829895v1