Gérard Gruau
Gérard Gruau
Senior CNRS Scientist, Geochemist
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The distribution of rare earth elements in groundwaters: assessing the role of source-rock composition, redox changes and colloidal particles
A Dia, G Gruau, G Olivié-Lauquet, C Riou, J Molénat, P Curmi
Geochimica et Cosmochimica Acta 64 (24), 4131-4151, 2000
Is trace metal release in wetland soils controlled by organic matter mobility or Fe-oxyhydroxides reduction?
M Grybos, M Davranche, G Gruau, P Petitjean
Journal of colloid and interface science 314 (2), 490-501, 2007
Increasing pH drives organic matter solubilization from wetland soils under reducing conditions
M Grybos, M Davranche, G Gruau, P Petitjean, M Pédrot
Geoderma 154 (1-2), 13-19, 2009
Komatiites of the Onverwacht Group, S. Africa: REE geochemistry, Sm/Nd age and mantle evolution
B Jahn, G Gruau, AY Glikson
Contributions to Mineralogy and Petrology 80 (1), 25-40, 1982
Rare earth elements complexation with humic acid
O Pourret, M Davranche, G Gruau, A Dia
Chemical Geology 243 (1-2), 128-141, 2007
Release of trace elements in wetlands: role of seasonal variability
G Olivie-Lauquet, G Gruau, A Dia, C Riou, A Jaffrezic, O Henin
Water research 35 (4), 943-952, 2001
The influence of alteration on the trace-element and Nd isotopic compositions of komatiites
Y Lahaye, N Arndt, G Byerly, C Chauvel, S Fourcade, G Gruau
Chemical Geology 126 (1), 43-64, 1995
Adsorption of REE (III)-humate complexes onto MnO2: Experimental evidence for cerium anomaly and lanthanide tetrad effect suppression
M Davranche, O Pourret, G Gruau, A Dia, M Le Coz-Bouhnik
Geochimica et Cosmochimica Acta 69 (20), 4825-4835, 2005
Insights into colloid-mediated trace element release at the soil/water interface
M Pédrot, A Dia, M Davranche, M Bouhnik-Le Coz, O Henin, G Gruau
Journal of colloid and interface science 325 (1), 187-197, 2008
Role of water table dynamics on stream nitrate export and concentration in agricultural headwater catchment (France)
J Molenat, C Gascuel-Odoux, L Ruiz, G Gruau
Journal of Hydrology 348 (3-4), 363-378, 2008
Unexpected spatial stability of water chemistry in headwater stream networks
BW Abbott, G Gruau, JP Zarnetske, F Moatar, L Barbe, Z Thomas, O Fovet, ...
Ecology letters 21 (2), 296-308, 2018
Rb Sr and 40Ar 39Ar laser probe dating of high-pressure phengites from the Sesia zone (Western Alps): underscoring of excess argon and new age constraints on the high …
G Ruffet, G Gruau, M Ballèvre, G Féraud, P Philippot
Chemical Geology 141 (1-2), 1-18, 1997
OZCAR: The French network of critical zone observatories
J Gaillardet, I Braud, F Hankard, S Anquetin, O Bour, N Dorfliger, ...
Vadose Zone Journal 17 (1), 1-24, 2018
A compilation of silicon and thirty one trace elements measured in the natural river water reference material SLRS‐4 (NRC‐CNRC)
D Yeghicheyan, J Carignan, M Valladon, MB Le Coz, FL Cornec, ...
Geostandards newsletter 25 (2‐3), 465-474, 2001
Controls on the distribution of rare earth elements in shallow groundwaters
G Gruau, A Dia, G Olivié-Lauquet, M Davranche, G Pinay
Water research 38 (16), 3576-3586, 2004
Resetting of Sm Nd systematics during metamorphism of> 3.7-Ga rocks: implications for isotopic models of early Earth differentiation
G Gruau, M Rosing, D Bridgwater, RCO Gill
Chemical Geology 133 (1-4), 225-240, 1996
Competitive binding of REE to humic acid and manganese oxide: Impact of reaction kinetics on development of cerium anomaly and REE adsorption
M Davranche, O Pourret, G Gruau, A Dia, D Jin, D Gaertner
Chemical Geology 247 (1-2), 154-170, 2008
Impact of humate complexation on the adsorption of REE onto Fe oxyhydroxide
M Davranche, O Pourret, G Gruau, A Dia
Journal of Colloid and Interface Science 277 (2), 271-279, 2004
Mechanisms of nitrate transfer from soil to stream in an agricultural watershed of French Brittany
J Molénat, P Durand, C Gascuel-Odoux, P Davy, G Gruau
Water, air, and soil pollution 133, 161-183, 2002
New insights into cerium anomalies in organic-rich alkaline waters
O Pourret, M Davranche, G Gruau, A Dia
Chemical Geology 251 (1-4), 120-127, 2008
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