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Richard Sempere

21
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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

marc-tedetti
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Diazotrophic Trichodesmium impact on UV–Vis radiance and pigment composition in the western tropical South Pacific

Cecile Dupouy , Robert Frouin , Marc Tedetti , Morgane Maillard , Martine Rodier
Biogeosciences, 2018, 15 (16), pp.5249-5269. ⟨10.5194/bg-15-5249-2018⟩
Article dans une revue hal-01864724v1
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Levels and risk assessment of hydrocarbons and organochlorines in aerosols from a North African coastal city (Bizerte, Tunisia)

Badreddine Barhoumi , Javier Castro-Jiménez , Catherine Guigue , Madeleine Goutx , Richard Sempere
Environmental Pollution, 2018, 240, pp.422 - 431. ⟨10.1016/j.envpol.2018.04.109⟩
Article dans une revue hal-01789427v1
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Atmospheric particle-bound organophosphate ester flame retardants and plasticizers in a North African Mediterranean coastal city (Bizerte, Tunisia)

Javier Castro-Jiménez , Badreddine Barhoumi , Marc Tedetti , Richard Sempere
Science of the Total Environment, 2018, 642, pp.383-393. ⟨10.1016/j.scitotenv.2018.06.010⟩
Article dans une revue hal-01810090v2
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Occurrence, loading and exposure of atmospheric particle-bound POPs at the African and European edges of the western Mediterranean Sea.

Javier Castro-Jimenez , Badreddine Barhoumi , Andrea Paluselli , Marc Tedetti , Begoña Jiménez
Environmental Science and Technology, 2017, 51 (22), pp.10.1021/acs.est.7b04614. ⟨10.1021/acs.est.7b04614⟩
Article dans une revue hal-01621291v1
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Variability of Solar Radiation and CDOM in Surface Coastal Waters of the Northwestern Mediterranean Sea

Richard Sempere , Julien Para , Marc Tedetti , Bruno Charrìère , Marc Mallet
Photochemistry and Photobiology, 2015, 91 (4), pp.851-861. ⟨10.1111/php.12434⟩
Article dans une revue hal-01799299v1
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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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Fluorescence and absorption properties of chromophoric dissolved organic matter (CDOM) in coastal surface waters of the northwestern Mediterranean Sea, influence of the Rhône River

Julien Para , Paula G. Coble , Bruno Charrìère , Marc Tedetti , Clément Fontana
Biogeosciences, 2010, 7 (12), pp.4083-4103. ⟨10.5194/bg-7-4083-2010⟩
Article dans une revue hal-00591454v1
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Distribution of normalized water-leaving radiances at UV and visible wave bands in relation with chlorophyll a and colored detrital matter content in the southeast Pacific

Marc Tedetti , Bruno Charrìère , Annick Bricaud , Julien Para , Patrick Raimbault
Journal of Geophysical Research, 2010, 115 (C010), pp.1-12. ⟨10.1029/2009JC005289⟩
Article dans une revue hal-00456621v1
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Fluorescence and absorption properties of chromophoric dissolved organic matter (CDOM) in coastal surface waters of the northwestern Mediterranean Sea, influence of the Rhône River

J. Para , P. G Coble , B. Charrière , M. Tedetti , C. Fontana
Biogeosciences, 2010, 7 (12), pp.4083-4103. ⟨10.5194/bg-7-4083-2010⟩
Article dans une revue hal-02051689v1
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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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Contrasting effects of solar radiation and nitrates on the bioavailability of dissolved organic matter to marine bacteria

Marc Tedetti , Fabien Joux , Bruno Charrìère , Kenneth Mopper , Richard Sempere
Journal of Photochemistry and Photobiology A: Chemistry, 2009, 201 (2-3), pp.243-247. ⟨10.1016/j.jphotochem.2008.11.002⟩
Article dans une revue hal-02058596v2
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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
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High penetration of ultraviolet radiation in the south east Pacific waters

Marc Tedetti , Richard Sempere , Alexander Vasilkov , Bruno Charrìère , David Nerini
Geophysical Research Letters, 2007, 34 (12), ⟨10.1029/2007gl029823⟩
Article dans une revue hal-01991643v1

Composition and degradation of marine particles with different settling velocities in the northwestern Mediterranean Sea

Madeleine Goutx , Stuart G. Wakeham , Cindy Lee , Marie Duflos , Catherine Guigue
Limnology and Oceanography, 2007, 52(4), pp.1645-1664
Article dans une revue hal-00164461v1

Hydroxyl radical-induced photochemical formation of dicarboxylic acids from unsaturated fatty acid (oleic cid) in aqueous solution

Marc Tedetti , Kimitaka Kawamura , Masahiro Narukawa , Fabien Joux , Bruno Charrìère
Journal of Photochemistry and Photobiology A: Chemistry, 2007, 188, pp.135 - 139
Article dans une revue hal-00164167v1

Penetration of Ultraviolet Radiation in the Marine Environment. A review

Marc Tedetti , Richard Sempere
Photochemistry and Photobiology, 2006, 82, pp.389-397
Article dans une revue hal-00080381v1
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Determination of Low Molecular Weight Dicarboxylic and Ketocarboxylic Acids in Seawater Samples

Marc Tedetti , Kimitaka Kawamura , Bruno Charrìère , Nicolas Chevalier , Richard Sempere
Analytical Chemistry, 2006, 78 (17), pp.6012-6018. ⟨10.1021/ac052226w⟩
Article dans une revue hal-01999300v1

Penetration of ultraviolet radiation in the marine environment. A review.

Marc Tedetti , Richard Sempere
Photochemistry and Photobiology, 2006, 82 (2), pp.389-97. ⟨10.1562/2005-11-09-IR-733⟩
Article dans une revue hal-00734184v1