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Environmental Sciences

D-Index
40
Citations
5550
World Ranking
8131
National Ranking
359

Overview

Johann Lavaud is affiliated with the Centre national de la recherche scientifique (CNRS) in France and has contributed extensively to research in Earth and Planetary Sciences and Environmental Science.

The primary focus of their work lies in Oceanography, with significant research activity also in Renewable Energy, Sustainability and the Environment, Ecology, Environmental Chemistry, and Biomaterials.

Their research topics consistently address issues within Marine and coastal ecosystems, Algal biology and biofuel production, Aquatic Ecosystems and Phytoplankton Dynamics, Diatoms and Algae Research, Microbial Community Ecology and Physiology, Environmental Toxicology and Ecotoxicology, and Marine and coastal plant biology.

Johann Lavaud has published multiple papers, some of the recent notable ones include:

  • Green Edge ice camp campaigns: understanding the processes controlling the under-ice Arctic phytoplankton spring bloom, 2020, Earth system science data
  • Contrasting nonphotochemical quenching patterns under high light and darkness aligns with light niche occupancy in Arctic diatoms, 2020, Limnology and Oceanography
  • The Vertical Migratory Rhythm of Intertidal Microphytobenthos in Sediment Depends on the Light Photoperiod, Intensity, and Spectrum: Evidence for a Positive Effect of Blue Wavelengths, 2020, Frontiers in Marine Science
  • Mapping the Intertidal Microphytobenthos Gross Primary Production Part I: Coupling Multispectral Remote Sensing and Physical Modeling, 2020, Frontiers in Marine Science
  • Hypometabolism to survive the long polar night and subsequent successful return to light in the diatom Fragilariopsis cylindrus, 2023, New Phytologist

Frequent co-authors in their work include Sébastien Guérin, Flavienne Bruyant, Thomas Lacour, Douglas A. Campbell, and Marcel Babin, each with multiple collaborations.

Publications have appeared in a range of scientific venues, with the majority of their recent work appearing in:

  • Frontiers in Marine Science (4 publications)
  • New Phytologist (2 publications)
  • Scientific Reports (2 publications)
  • SSRN Electronic Journal (2 publications)
  • Earth system science data (1 publication)

Best Publications

  • Influence of the Diadinoxanthin Pool Size on Photoprotection in the Marine Planktonic Diatom Phaeodactylum tricornutum

    Johann Lavaud;Bernard Rousseau;Hans J. van Gorkom;Anne-Lise Etienne

  • The regulation of carbon and nutrient assimilation in diatoms is significantly different from green algae.

    Christian Wilhelm;Claudia Büchel;Joachim Fisahn;Reimund Goss

  • Photoprotection capacity differs among diatoms: Possible consequences on the spatial distribution of diatoms related to fluctuations in the underwater light climate

    Johann Lavaud;Robert F. Strzepek;Peter G. Kroth

  • GENERAL FEATURES OF PHOTOPROTECTION BY ENERGY DISSIPATION IN PLANKTONIC DIATOMS (BACILLARIOPHYCEAE)

    Johann Lavaud;Bernard Rousseau;Anne-Lise Etienne

  • The super-excess energy dissipation in diatom algae: comparative analysis with higher plants.

    Alexander V. Ruban;Johann Lavaud;Bernard Rousseau;Gerard Guglielmi

  • High light acclimation in the secondary plastids containing diatom Phaeodactylum tricornutum is triggered by the redox state of the plastoquinone pool

    Bernard Lepetit;Sabine Sturm;Alessandra Rogato;Ansgar Gruber

  • Light response curve methodology and possible implications in the application of chlorophyll fluorescence to benthic diatoms

    Rupert Gordon Perkins;J.-L. Mouget;S. Lefebvre;J. Lavaud

  • Pigments and photoacclimation processes

    Christophe Brunet;Geir Johnsen;Johann Lavaud;Suzanne Roy

  • In diatoms, a transthylakoid proton gradient alone is not sufficient to induce a non-photochemical fluorescence quenching.

    J Lavaud;B Rousseau;A.-L Etienne

  • An explanation for the inter-species variability of the photoprotective non-photochemical chlorophyll fluorescence quenching in diatoms.

    Johann Lavaud;Bernard Lepetit

  • Enrichment of the Light-Harvesting Complex in Diadinoxanthin and Implications for the Nonphotochemical Fluorescence Quenching in Diatoms†

    Johann Lavaud;Bernard Rousseau;Anne-Lise Etienne

  • Fast Regulation of Photosynthesis in Diatoms: Mechanisms, Evolution and Ecophysiology

    Johann Lavaud

  • Growth form defines physiological photoprotective capacity in intertidal benthic diatoms.

    Alexandre Barnett;Vona Méléder;Vona Méléder;Lander Blommaert;Lander Blommaert;Bernard Lepetit;Bernard Lepetit

  • A model for describing the light response of the nonphotochemical quenching of chlorophyll fluorescence.

    João Serôdio;Johann Lavaud

  • Lhcx proteins provide photoprotection via thermal dissipation of absorbed light in the diatom Phaeodactylum tricornutum

    Jochen M. Buck;Jonathan Sherman;Carolina Río Bártulos;Manuel Serif

  • Vertical cell movement is a primary response of intertidal benthic biofilms to increasing light dose

    Rupert G. Perkins;Johann Lavaud;Joao Serôdio;Jean-Luc Mouget

  • In Diatoms, the Transthylakoid Proton Gradient Regulates the Photoprotective Non-photochemical Fluorescence Quenching Beyond its Control on the Xanthophyll Cycle

    Johann Lavaud;Peter G. Kroth

  • The diatom Phaeodactylum tricornutum adjusts nonphotochemical fluorescence quenching capacity in response to dynamic light via fine-tuned Lhcx and xanthophyll cycle pigment synthesis.

    Bernard Lepetit;Bernard Lepetit;Gautier Gélin;Mariana Lepetit;Sabine Sturm

  • Multisignal control of expression of the LHCX protein family in the marine diatom Phaeodactylum tricornutum

    Lucilla Taddei;Giulio Rocco Stella;Alessandra Rogato;Benjamin Bailleul

  • Silencing of the Violaxanthin De-Epoxidase Gene in the Diatom Phaeodactylum tricornutum Reduces Diatoxanthin Synthesis and Non-Photochemical Quenching

    Johann Lavaud;Arne C. Materna;Sabine Sturm;Sascha Vugrinec

  • Can the xanthophyll cycle help extract the essence of the microalgal functional response to a variable light environment

    Christophe Brunet;Johann Lavaud

  • The Peculiar Features of Non-Photochemical Fluorescence Quenching in Diatoms and Brown Algae

    Johann Lavaud;Reimund Goss

  • The Application of Variable Chlorophyll Fluorescence to Microphytobenthic Biofilms

    Rupert G. Perkins;Jacco C. Kromkamp;Joao Serôdio;Johann Lavaud

  • Quantitative and qualitative evaluation of phytoplankton communities by trichromatic chlorophyll fluorescence excitation with special focus on cyanobacteria.

    G. Parésys;C. Rigart;B. Rousseau;A.W.M. Wong

  • Diversity in Xanthophyll Cycle Pigments Content and Related Nonphotochemical Quenching (NPQ) Among Microalgae: Implications for Growth Strategy and Ecology.

    Thomas Lacour;Marcel Babin;Johann Lavaud

  • Efficiency of photoprotection in microphytobenthos: role of vertical migration and the xanthophyll cycle against photoinhibition

    João Serôdio;João Ezequiel;Alexandre Barnett;Jean-Luc Mouget

  • Response of intertidal benthic microalgal biofilms to a coupled light-temperature stress: evidence for latitudinal adaptation along the Atlantic coast of Southern Europe.

    Martin Laviale;Alexandre Barnett;João Ezequiel;Bernard Lepetit

  • A novel type of light-harvesting antenna protein of red algal origin in algae with secondary plastids.

    Sabine Sturm;Johannes Engelken;Johannes Engelken;Ansgar Gruber;Ansgar Gruber;Sascha Vugrinec

  • Green Edge ice camp campaigns: understanding the processes controlling the under-ice Arctic phytoplankton spring bloom

    Philippe Massicotte;Rémi Amiraux;Rémi Amiraux;Marie-Pier Amyot;Philippe Archambault

Frequent Co-Authors

João Serôdio
João Serôdio University of Aveiro
Laurent Barillé
Laurent Barillé University of Nantes
Marcel Babin
Marcel Babin Université Laval
Christophe Brunet
Christophe Brunet Stazione Zoologica Anton Dohrn
Wim Vyverman
Wim Vyverman Ghent University
Douglas A. Campbell
Douglas A. Campbell Mount Allison University
Nathalie Niquil
Nathalie Niquil Université de Caen Normandie
Koen Sabbe
Koen Sabbe Ghent University
Alexander V. Ruban
Alexander V. Ruban Queen Mary University of London
Reimund Goss
Reimund Goss Leipzig University

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