Access content directly

Anne Alexandre

80
Documents
Current affiliations
Researcher identifiers

Publications

Image document

Examination of the parameters controlling the triple oxygen isotope composition of grass leaf water and phytoliths at a Mediterranean site: a model–data approach

Claudia Voigt , Anne Alexandre , Ilja M Reiter , Jean-Philippe Orts , Christine Vallet-Coulomb
Biogeosciences, 2023, 20 (11), pp.2161-2187. ⟨10.5194/bg-20-2161-2023⟩
Journal articles hal-04304247v1
Image document

The African Holocene Humid Period in the Tibesti mountains (central Sahara, Chad): Climate reconstruction inferred from fossil diatoms and their oxygen isotope composition

Abdallah Nassour Yacoub , Florence Sylvestre , Abderamane Moussa , Philipp Hoelzmann , Anne Alexandre
Quaternary Science Reviews, 2023, 308, pp.108099. ⟨10.1016/j.quascirev.2023.108099⟩
Journal articles hal-04227586v1
Image document

Dissolution does not affect grass phytolith assemblages

Hongye Liu , Jean-Dominique Meunier , Olivier Grauby , Jérôme Labille , Anne Alexandre
Palaeogeography, Palaeoclimatology, Palaeoecology, 2023, 610, pp.111345. ⟨10.1016/j.palaeo.2022.111345⟩
Journal articles hal-03962098v1
Image document

17O‐excess and d‐excess of atmospheric water vapor measured by cavity ring‐down spectrometry: Evidence of a matrix effect and implication for the calibration procedure

Claudia Voigt , Christine Vallet-Coulomb , Clément Piel , Anne Alexandre
Rapid Communications in Mass Spectrometry, 2022, 36 (6), pp.e9227. ⟨10.1002/rcm.9227⟩
Journal articles hal-03539023v1
Image document

The triple oxygen isotope composition of phytoliths, a new proxy of atmospheric relative humidity: controls of soil water isotope composition, temperature, CO2 concentration and relative humidity

Clément Outrequin , Anne Alexandre , Christine Vallet-Coulomb , Clément Piel , Sébastien Devidal
Climate of the Past, 2021, 17 (5), pp.1881 - 1902. ⟨10.5194/cp-17-1881-2021⟩
Journal articles hal-03353205v1
Image document

Pedogenic origin of precious opals from Wegel Tena (Ethiopia): Evidence from trace elements and oxygen isotopes

Boris Chauviré , Benjamin Rondeau , Anne Alexandre , Sarah Chamard-Bois , Carole La
Applied Geochemistry, 2019, 101, pp.127-139. ⟨10.1016/j.apgeochem.2018.12.028⟩
Journal articles hal-02010828v1
Image document

Diatom-oxygen isotope record from high-altitude Lake Petit (2200 m a.s.l.) in the Mediterranean Alps: shedding light on a climatic pulse at 4.2 ka

Rosine Cartier , Florence Sylvestre , Christine Paillès , Corinne Sonzogni , Martine Couapel
Climate of the Past, 2019, 15 (1), pp.253-263. ⟨10.5194/cp-15-253-2019⟩
Journal articles hal-02010676v1
Image document

Effects of leaf length and development stage on the triple oxygen isotope signature of grass leaf water and phytoliths: insights for a proxy of continental atmospheric humidity

Anne Alexandre , Elizabeth Webb , Amaelle Landais , Clément Piel , Sebastien Devidal
Biogeosciences, 2019, 16 (23), pp.4613-4625. ⟨10.5194/bg-16-4613-2019⟩
Journal articles hal-02464804v1
Image document

The triple oxygen isotope composition of phytoliths as a proxy of continental atmospheric humidity: insights from climate chamber and climate transect calibrations

Anne Alexandre , Amaelle Landais , Christine Vallet-Coulomb , Clément C. Piel , Sebastien Devidal
Biogeosciences, 2018, 15 (10), pp.3223 - 3241. ⟨10.5194/bg-15-3223-2018⟩
Journal articles hal-01909483v1
Image document

When the carbon being dated is not what you think it is: Insights from phytolith carbon research

Guaciara M Santos , Armand Masion , Anne Alexandre
Quaternary Science Reviews, 2018, 197, pp.162 - 174. ⟨10.1016/j.quascirev.2018.08.007⟩
Journal articles hal-01909878v1
Image document

The phytolith carbon sequestration concept: Fact or fiction? A comment on “Occurrence, turnover and carbon sequestration potential of phytoliths in terrestrial ecosystems by Song et al. doi: 10.1016/ j.earscirev.2016.04.007”

Guaciara M Santos , Anne Alexandre
Earth-Science Reviews, 2017, 164, pp.251 - 255. ⟨10.1016/j.earscirev.2016.11.005⟩
Journal articles hal-01909494v1
Image document

The parent body controls on cosmic spherule texture: Evidence from the oxygen isotopic compositions of large micrometeorites

M. Van Ginneken , J. Gattacceca , P. Rochette , Corinne Sonzogni , Anne Alexandre
Geochimica et Cosmochimica Acta, 2017, 212, pp.196-210. ⟨10.1016/j.gca.2017.05.008⟩
Journal articles hal-01765620v1
Image document

Dynamic Nuclear Polarization NMR as a new tool to investigate the nature of organic compounds occluded in plant silica particles

Armand Masion , Anne Alexandre , Fabio Ziarelli , Stéphane Viel , Guaciara M Santos
Scientific Reports, 2017, 7 (1), ⟨10.1038/s41598-017-03659-z⟩
Journal articles hal-01909490v1
Image document

Direct uptake of organically derived carbon by grass roots and allocation in leaves and phytoliths: 13C labeling evidence

Anne Alexandre , Jérôme Balesdent , Patrick M Cazevieille , Claire M Chevassus-Rosset , Patrick Signoret
Biogeosciences, 2016, 13 (5), pp.1693 - 1703. ⟨10.5194/bg-13-1693-2016⟩
Journal articles hal-01515399v1
Image document

Grass Physiognomic Trait Variation in African Herbaceous Biomes

Marine Pasturel , Anne Alexandre , Alice Novello , Amadou M Dièye , Abdoulaye Wélé
Biotropica, 2016, 48 (3), pp.311 - 320. ⟨10.1111/btp.12282⟩
Journal articles hal-01909495v1
Image document

Unambiguous evidence of old soil carbon in grass biosilica particles

Paul E Reyerson , Anne Alexandre , Araks Harutyunyan , Rémi Corbineau , Hector A Martinez de La Torre
Biogeosciences, 2016, 13 (4), pp.1269-1286. ⟨10.5194/bg-13-1269-2016⟩
Journal articles hal-01909502v1
Image document

From radiocarbon analysis to interpretation: A comment on “Phytolith Radiocarbon Dating in Archaeological and Paleoecological Research: A Case Study of Phytoliths from Modern Neotropical Plants and a Review of the Previous Dating Evidence”, Journal of Archaeological Science (2015), doi: 10.1016/j.jas.2015.06.002.” by Dolores R. Piperno

Guaciara M Santos , Anne Alexandre , Christine A Prior
Journal of Archaeological Science, 2015, 71, pp.51-58. ⟨10.1016/j.jas.2016.04.015⟩
Journal articles hal-01909515v1
Image document

Environmental factors related to the production of a complex set of spicules in a tropical freshwater sponge

Marcela C Matteuzzo , Cecília Volkmer-Ribeiro , Angélica F.D.C. Varajão , César A.C. Varajão , Anne Alexandre
Anais da Academia Brasileira de Ciências, 2015, 87 (4), pp.2013 - 2029. ⟨10.1590/0001-3765201520140461⟩
Journal articles hal-01909524v1
Image document

New highlights of phytolith structure and occluded carbon location: 3-D X-ray microscopy and NanoSIMS results

A. Alexandre , Isabelle Basile-Doelsch , T. Delhaye , D. Borschneck , Jean-Charles Mazur,
Biogeosciences, 2015, 12 (3), pp.863-873. ⟨10.5194/bg-12-863-2015⟩
Journal articles hal-01909519v2
Image document

Impact of Bolivian paleolake evaporation on the δ18O of the Andean glaciers during the last deglaciation (18.5–11.7 ka): diatom-inferred δ18O values and hydro-isotopic modeling

Benjamin Quesada , Florence Sylvestre , Françoise Vimeux , Jessica Black , Christine Paillès
Quaternary Science Reviews, 2015, 120, pp.93-106. ⟨10.1016/j.quascirev.2015.04.022⟩
Journal articles hal-01909526v1

Evidence of old soil carbon in grass biosilica particles

Paul E Reyerson , Anne Alexandre , Araks Harutyunyan , Rémi Corbineau , H. Martinez de La Torre
Biogeosciences Discussions, 2015, 12 (18), pp.15369 - 15410. ⟨10.5194/bgd-12-15369-2015⟩
Journal articles halshs-01739295v1
Image document

Towards producing pure phytolith concentrates from plants that are suitable for carbon isotopic analysis

Rémi Corbineau , Paul E. Reyerson , Anne Alexandre , Guaciara M. Santos
Review of Palaeobotany and Palynology, 2013, 197, pp.179-185. ⟨10.1016/j.revpalbo.2013.06.001⟩
Journal articles halshs-00957270v1

Statistical relationships between AET/PET and phytolith indices (vol 32, pg 311, 2005)

L. Bremond , A. Alexandre , O. Peyron , Joel Guiot
Journal of Biogeography, 2013, 40 (1), pp.208. ⟨10.1111/jbi.12049⟩
Journal articles hal-01457744v1

Changes in Holocene tree cover density in Cabo Frio (Rio de Janeiro, Brazil): Evidence from soil phytolith assemblages

Heloisa H.G. Coe , Anne Alexandre , Cacilda Carvalho , Guaciara M Santos , Antonio da Silva
Quaternary International, 2013, 287, pp.63 - 72. ⟨10.1016/j.quaint.2012.02.044⟩
Journal articles hal-01909532v1
Image document

Interactive comment on ″Comment on : ″Possible source of ancient carbon in phytolith concentrates from harvested grasses″ by G.M. Santos et al. (2012)″ by L.A. Sullivan and J.F. Parr

Guaciara M. Santos , John R. Southon , Anne Alexandre , Rémi Corbineau , Paul E. Reyerson
Biogeosciences Discussions, 2012, 9, pp.6114-6124
Journal articles halshs-00803033v1

Corrigendum to `The oxygen isotopic composition of phytolith assemblages from tropical rainforest soil tops (Queensland, Australia): validation of a new paleoenvironmental tool' published in Clim. Past, 8, 307-324, 2012

A. Alexandre , J. Crespin , F. Sylvestre , C. Sonzogni , D. W. Hilbert
Climate of the Past, 2012, 8 (3), pp.1091. ⟨10.5194/cp-8-1091-2012⟩
Journal articles hal-01795353v1
Image document

The oxygen isotopic composition of phytolith assemblages from tropical rainforest soil tops (Queensland, Australia): validation of a new paleoenvironmental tool

Anne Alexandre , J. Crespin , F. Sylvestre , C. Sonzogni , D. W Hilbert
Climate of the Past, 2012, 8 (1), pp.307 - 324. ⟨10.5194/cp-8-307-2012⟩
Journal articles hal-01909556v1
Image document

Possible source of ancient carbon in phytolith concentrates from harvested grasses

Guaciara M. Santos , Anne Alexandre , John R. Southon , Kathleen K. Treseder , Rémi Corbineau
Biogeosciences, 2012, 9 (5), pp.1873-1884. ⟨10.5194/bg-9-1873-2012⟩
Journal articles halshs-00803031v1
Image document

Inter-laboratory comparison of oxygen isotope compositions from biogenic silica

Bernhard Chapligin , Melanie J Leng , Elizabeth Webb , Anne Alexandre , Justin P Dodd
Geochimica et Cosmochimica Acta, 2011, 75 (22), pp.7242 - 7256. ⟨10.1016/j.gca.2011.08.011⟩
Journal articles hal-01909561v1
Image document

The role of savannas in the terrestrial Si cycle: A case-study from Lamto, Ivory Coast

Anne Alexandre , Mickael Bouvet , Luc Abbadie
Global and Planetary Change, 2011, 78 (3-4), pp.162 - 169. ⟨10.1016/j.gloplacha.2011.06.007⟩
Journal articles hal-01909564v1
Image document

Identification of the parent bodies of micrometeorites with high-precision oxygen isotope ratios

Clément Suavet , Anne Alexandre , Ian A Franchi , Jérôme Gattacceca , Corinne Sonzogni
Earth and Planetary Science Letters, 2010, 293 (3-4), pp.313 - 320. ⟨10.1016/j.epsl.2010.02.046⟩
Journal articles hal-01909569v1
Image document

THE PHYTOLITH 14 C PUZZLE: A TALE OF BACKGROUND DETERMINATIONS AND ACCURACY TESTS

Guaciara M Santos , Anne Alexandre , Heloisa H G Coe , Paul E Reyerson , John R Southon
Radiocarbon, 2010, 52, pp.113 - 128
Journal articles hal-01909591v1
Image document

Re-examination of the temperature-dependent relationship between δ18Odiatoms and δ18Olake water and implications for paleoclimate inferences

Julien Crespin , Florence Sylvestre , Anne Alexandre , Corinne Sonzogni , Christine Paillès
Journal of Paleolimnology, 2010, 44 (2), pp.547-557. ⟨10.1007/s10933-010-9436-2⟩
Journal articles hal-01909573v1
Image document

Comment on the paper in Quaternary International: “Methodological concerns for analysis of phytolith assemblages: Does count size matter?” (C.A.E. Strömberg)

Anne Alexandre , L. Bremond
Quaternary International, 2009, 193 (1-2), pp.141 - 142. ⟨10.1016/j.quaint.2008.03.015⟩
Journal articles hal-01909593v1
Image document

Definition of grassland biomes from phytoliths in West Africa

Laurent Bremond , Anne Alexandre , Odile Peyron , Joel Guiot
Journal of Biogeography, 2008, 35 (11), pp.2039-2048. ⟨10.1111/j.1365-2699.2008.01944.x⟩
Journal articles hal-01909598v1
Image document

Phytolith indices as proxies of grass subfamilies on East African tropical mountains

Laurent Bremond , Anne Alexandre , Matthew J Wooller , Christelle Hély , David Williamson
Global and Planetary Change, 2008, 61 (3-4), pp.209 - 224. ⟨10.1016/j.gloplacha.2007.08.016⟩
Journal articles hal-01909600v1

IR Laser Extraction Technique Applied to Oxygen Isotope Analysis of Small Biogenic Silica Samples

Julien Crespin , Anne Alexandre , Florence Sylvestre , Corinne Sonzogni , Christine Paillès
Analytical Chemistry, 2008, 80 (7), pp.2372 - 2378. ⟨10.1021/ac071475c⟩
Journal articles hal-01691655v1
Image document

A new protocol for oxygen isotope analysis of authigenic and biogenic fine silica grains using laser-extraction technique

J. Crespin , Anne Alexandre , C. Sonzogni , F. Sylvestre
Journal of Geochemical Exploration, 2006, 88 (1-3), pp.423 - 426. ⟨10.1016/j.gexplo.2005.08.090⟩
Journal articles hal-01909582v1
Image document

Oxygen isotope analyses of fine silica grains using laser-extraction technique : comparison with oxygen isotope data obtained from ion microprobe analyses and application to quartzite and silcrete cement investigation

Anne Alexandre , Isabelle Basile-Doelsch , Corinne Sonzogni , Florence Sylvestre , Claude Parron
Geochimica et Cosmochimica Acta, 2006, 70 (11), pp.2827 - 2835. ⟨10.1016/j.gca.2006.03.003⟩
Journal articles hal-01909611v1
Image document

Phytoliths as indicators of pedogenesis and paleoenvironmental changes in the Brazilian cerrado

Miriam Borba-Roschel , Anne Alexandre , Angélica Fortes Drummond Chicarino Varajão , Jean-Dominique Meunier , César Augusto Chicarino Varajão
Journal of Geochemical Exploration, 2006, 88 (1-3), pp.172 - 176. ⟨10.1016/j.gexplo.2005.08.032⟩
Journal articles hal-01909684v1

Grass water stress estimated from phytoliths in West Africa

L Bremond , A. Alexandre , O Peyron , Joel Guiot
Journal of Biogeography, 2005, 32 (2), pp.311-327. ⟨10.1111/j.1365-2699.2004.01162.x⟩
Journal articles hal-01457696v1
Image document

International Code for Phytolith Nomenclature 1.0

M. Madella , Anne Alexandre , T. Ball
Annals of Botany, 2005, 96 (2), pp.253 - 260. ⟨10.1093/aob/mci172⟩
Journal articles hal-01909685v1
Image document

Grass water stress estimated from phytoliths in West Africa

Laurent Bremond , Anne Alexandre , Odile Peyron , Joel Guiot
Journal of Biogeography, 2005, 32, pp.311 - 327
Journal articles hal-01909602v1

A phytolith index as a proxy of tree cover density in tropical areas: Calibration with Leaf Area Index along a forest-savanna transect in southeastern Cameroon

L Bremond , Anne Alexandre , C Hely , Joel Guiot
Global and Planetary Change, 2005, 45 (4), pp.277-293. ⟨10.1016/j.gloplacha.2004.09.002⟩
Journal articles hal-01457697v1
Image document

First dating of protohistorical forest clearings on the Vosges grasslands (Rossberg, Haut-Rhin, France). A pedoanthracological study

Dominique Schwartz , Michel Thinon , Stéphanie Goepp , Christian Schmitt , Julien Casner
Comptes Rendus Géoscience, 2005, 337 (14), pp.1250-1256. ⟨10.1016/j.crte.2005.06.004⟩
Journal articles hal-01909687v1

Premières datations directes de défrichements protohistoriques sur les chaumes secondaires des Vosges (Rossberg, Haut-Rhin). Approche pédoanthracologique.

Dominique Schwartz , M. Thinon , Stéphanie Goepp , C. Schmitt , J. Casner
C.R. Géosciences, 2005, 337, pp. 1250-1256
Journal articles halshs-00164093v1
Image document

Contribution of phytoliths to the suspended load of biogenic silica in the Nyong basin rivers (Cameroon)

Lise Cary , Anne Alexandre , Jean-Dominique Meunier , Jean-Loup Boeglin , Jean-Jacques Braun
Biogeochemistry, 2005, 74 (1), pp.101 - 114. ⟨10.1007/s10533-004-2945-1⟩
Journal articles hal-01909688v1
Image document

Advantages and disadvantages of phytolith analysis for the reconstruction of Mediterranean vegetation: an assessment based on modern phytolith, pollen and botanical data (Luberon, France)

Laurent Bremond , Anne Alexandre , Errol Véla , Joel Guiot
Review of Palaeobotany and Palynology, 2004, 129 (4), pp.213 - 228. ⟨10.1016/j.revpalbo.2004.02.002⟩
Journal articles hal-01909607v1
Image document

Methodological improvements for investigating silcrete formation: petrography, FT-IR and oxygen isotope ratio of silcrete quartz cement, Lake Eyre Basin (Australia)

Anne Alexandre , Jean-Dominique Meunier , Emmanuelle Llorens , Steve M Hill , Samuel M Savin
Chemical Geology, 2004, 211 (3-4), pp.261-274. ⟨10.1016/j.chemgeo.2004.06.024⟩
Journal articles hal-01909690v1
Image document

Phytolith assemblages as a promising tool for reconstructing Mediterranean Holocene vegetation

Claire Delhon , Anne Alexandre , Jean-François Berger , Stephanie Thiebault , Jacques-Léopold Brochier
Quaternary Research, 2003, 59 (1), pp.48-60
Journal articles hal-01909885v1

Forest response to climate changes in Atlantic Equatorial Africa during the last 4000 years BP and inheritance on the modern landscapes

Annie Vincens , Dominique Schwartz , Hilaire Elenga , Isabelle Reynaud-Farrera , Anne Alexandre
Journal of Biogeography, 1999, 26 (4), pp.879 - 885. ⟨10.1046/j.1365-2699.1999.00333.x⟩
Journal articles hal-01909693v1
Image document

Phytoliths as paleoenvironmental indicators, West Side Middle Awash Valley, Ethiopia

Doris Barboni , Raymonde Bonnefille , A. Alexandre , J. D. Meunier
Palaeogeography, Palaeoclimatology, Palaeoecology, 1999, 152 (1-2), pp.87-100. ⟨10.1016/s0031-0182(99)00045-0⟩
Journal articles hal-01909694v1
Image document

Les phytolithes comme marqueurs paléoenvironnementaux dans l'Atlas atlantique (Maroc)

Yves Claude Simone , Jean-Dominique Meunier , Anne Alexandre , Jean-Louis Ballais
Etudes de Géographie Physique, 1999, La montagne méditerranéenne, XXVIII, pp.67-74
Journal articles hal-01569012v1
Image document

Late Holocene phytolith and carbon-isotope record from a Latosol at Salitre, South-Central Brazil

Anne Alexandre , Jean-Dominique Meunier , André A. Mariotti , François Soubiès
Quaternary Research, 1999, 51 (2), pp.187-194
Journal articles hal-01909696v1
Image document

Phytoliths : indicators of grassland dynamics during the late Holocene in intertropical Africa

Anne Alexandre , J.-D Meunier , Anne-Marie Lezine , A. Vincens , D. Schwartz
Palaeogeography, Palaeoclimatology, Palaeoecology, 1997, 136, pp.213 - 229. ⟨10.1016/S0031-0182(97)00089-8⟩
Journal articles hal-01909698v1
Image document

Plant impact on the biogeochemical cycle of silicon and related weathering processes

Anne Alexandre , Jean-Dominique Meunier , Fabrice Colin , Jean-Mathias Koud
Geochimica et Cosmochimica Acta, 1997, 61 (3), pp.677-682. ⟨10.1016/S0016-7037(97)00001-X⟩
Journal articles hal-01909699v1
Image document

Les Phytolithes, indicateurs du cycle biogeochimique du silicium en forêt équatoriale

Anne Alexandre , Fabrice Colin , Jean-Dominique Meunier
Comptes Rendus de l'Académie des Sciences de Paris.Série 2 : Sciences de la Terre et des Planètes, 1994, 319, pp.453-458
Journal articles hal-01909700v1
Image document

Aspects théorique et pratique des échanges thermiques dans la cavité vitre-absorbeur d'un capteur plan

A. Alexandre , J. Martinet
Revue de Physique Appliquée, 1979, 14 (1), pp.81-85. ⟨10.1051/rphysap:0197900140108100⟩
Journal articles jpa-00244593v1

Evolution d’un écosystème lacustre des Alpes du sud (Massif du Mercantour) depuis la fin de la dernière glaciation

Rosine Cartier , David Au Yang , Corinne Sonzogni , Christine Paillès , Abel Guihou
Quaternaire, Mar 2024, Rennes, France
Conference papers hal-04515431v1

First field record of 17O-excess of atmospheric vapor measured by cavity ring-down spectroscopy

Claudia Voigt , Christine Vallet-Coulomb , Clément Piel , Ilja Reiter , Jean-Philippe Orts
Goldschmidt 2021, Jul 2021, Virtual, France. ⟨10.7185/gold2021.5146⟩
Conference papers hal-03544623v1

Les diatomées lacustres du Trou au Natron (Tibesti, Tchad) : nouvelles perspectives sur le climat du Sahara à l'Holocène

Abdallah Nassour Yacoub , Florence Sylvestre , Abderamane Moussa , Philipp Hoelzmann , Michele Dinies
27e édition de la Réunion des Sciences de la Terre, SGF, CNRS, Laboratoire de Géologie de Lyon ou l’étude de la Terre, des planètes et de l’environnement, Nov 2021, Lyon, France
Conference papers hal-03588048v1

The triple oxygen isotope composition of phytoliths, a proxy of relative humidity: impact of the triple oxygen isotope composition of soil water and vegetation type

Christine Vallet-Coulomb , A. Alexandre , Clément Outrequin , Christophe Peugeot , Martine Couapel
Goldschmidt Conference, virtual, Jul 2021, Lyon, France
Conference papers hal-03549808v1

Factors controlling the triple oxygen isotope composition of grass leaf water and phytoliths: insights for paleoenvironmental reconstructions

Anne Alexandre , Clément Outrequin , Christine Vallet-Coulomb , Amaelle Landais , Clément C. Piel
EGU General Assembly 2020, May 2020, Vienne (virtuel), Austria
Conference papers hal-03550755v1

Contribution of the triple oxygen isotope composition of precipitation to the identification of surface-atmosphere interactions in the sub-humid part of West Africa

Christine Vallet-Coulomb , Anne Alexandre , Christophe Peugeot , Abdoukarim Alassane , Vinel Gbewezoun
EGU General Assembly 2020, May 2020, Vienne (virtuel), Austria. ⟨10.5194/egusphere-egu2020-13543⟩
Conference papers hal-03552174v1
Image document

A new not so eucrite-like ungrouped achondrite: northwest africa 12338

Z. Guoz , Audrey A Bouvier , L. Webb , A. Alexandre , Fred J. Longstaffe
50th Lunar and Planetary Conference, Mar 2019, Houston, United States
Conference papers hal-02526360v1

Stable isotope composition (δ 2 H, δ 18 O AND δ 17 O) of rainfall in Benin, West Africa

C Vallet-Coulomb , A. Alexandre , C Outrequin , A. Alassane , T. Stieglitz
International Symposium on Isotope Hydrology 2019, 2019, Vienne, Austria
Conference papers hal-03551193v1

Exploring the driving factors of the triple oxygen isotope composition of water at the soil/plant/atmosphere interface in climate chamber

C Outrequin , A. Alexandre , C Vallet-Coulomb , A. Landais , C Piel
EGU General Assembly 2019, Apr 2019, Vienne, Austria
Conference papers hal-03550938v1

First results of the HUMI-17 project - Past dynamic of continental atmospheric relative humidity, new insights from the triple isotope composition of oxygen

A. Alexandre
Colloquium of the Earth Sciences Department of Western University London, Jan 2018, Ontario, Canada
Conference papers hal-03552210v1

Oxygen isotopes in biogenic silica and diatom assemblages from Lake Petit (2200 m a.s.l) in the Mediterranean Alps: shedding light on a climatic pulse at 4.2 kyr BP

Rosine Cartier , Florence Sylvestre , Christine Paillès , Corinne Sonzogni , Martine Couapel
IBIS Conference “Silicon, Silica and their Isotopes », May 2017, Blanes, Spain
Conference papers hal-02568646v1

Evaluation of potential standards for oxygen isotope microanalysis

A Thomen , K Nagashima , M. Couapel , C Sonzogni , A. Alexandre
Goldschmidt 2016, 2016, Yokohama, Japan
Conference papers hal-03551307v1

Determining new C4 grass plant functional types to reflect the grass cover diversity in Africa

M Pasturel , A. Alexandre , C. Cordova , A. Wélé , A. Touré
10th international meeting on phytolith research, Sep 2016, Aix en Provence, France
Conference papers hal-03551405v1

Towards a new proxy of continental atmospheric humidity: the triple oxygen isotopic composition of plant biosilica

A. Alexandre , S Pauchet , A Landais , C Piel , S. Devidal
AGU 2016, Dec 2016, San Francisco, United States
Conference papers hal-03550345v1

Origin, location and molecular characterization of phytolith carbon: insights for the phytolith carbon cycle.

A. Alexandre , Jérôme Balesdent , Isabelle Basile-Doelsch , Daniel Borschneck , Patrick Cazevieille
10th international meeting on phytolith research, Sep 2016, Aix en Provence., France
Conference papers hal-03552387v1

The next chapter of direct phytolith 14C dating: debunking the myth of occluded photosynthetic carbon exclusivity

G. Santos , Araks Harutyunyan , A. Alexandre , Paul E Reyerson , Kimberley L. Gallagher
American Geophysical Union, Fall Meeting 2014, Dec 2014, San Francisco, United States
Conference papers hal-03552507v1

L’utilisation funéraire des plantes par une communauté paysanne du Moyen Âge. Étude palynologique sur le site de la Pieve di Pava (San Giovanni d’Asso, Toscane, Italie)

Rémi Corbineau , Stefano Campana , Aline Durand , Anne Alexandre
5e Rencontres du Gaaf, Le paysage du cimetière médiéval et moderne, Matthieu Gaultier; Anne Dietrich; Alexis Corrochano, Apr 2013, La Riche, France
Conference papers halshs-01740385v1

Modélisation système appliquée à l'optimisation énergétique des moteurs thermiques

A. Alexandre , Y. Bertin , D. Karmed , P. Lagonotte , J.M. Petit
Journées SFT, 2006, PARIS, France. pp
Conference papers hal-00476475v1

A new not so eucrite-like ungrouped achondrite: northwest africa 12338

Z. Guo , A. Bouvier , L. Webb , A. Alexandre , R.A. Korotev
50th Lunar and Planetary Conference, Mar 2019, Houston, United States
Conference poster hal-02404372v1
Image document

Is 14C-AMS analysis of phytoliths a suitable tool ?

Rémi Corbineau , Guaciara M. Santos , Anne Alexandre , Paul E. Reyerson
American Geophysical Union Fall Meeting 2011, Dec 2011, San Francisco (California), United States
Conference poster halshs-00803013v1