Search Results - "Le Hecho, Isabelle"

Characterization of biogas and biomethane trace compounds: A critical review of advances in in situ sampling and preconcentration techniques by Lecharlier, Aurore, Carrier, Hervé, Le Hécho, Isabelle

“…Worldwide, the valorization of biogas, landfill gas and biomethane is gaining momentum as circular economies and energy transitions are triggered…”
Get full text

Carbon screen-printed electrodes modified by a polycatechol film for Cu and Pb detection in acidified drinking water by Parat, Corinne, Ricard, Estelle, Mefteh, Wahid Ben, Hécho, Isabelle Le

“…•Electrochemical sensor for Cu and Pb monitoring in drinking water.•High reproducibility of a new modified carbon-based screen-printed electrode.•Polycatechol…”
Get full text

Accurate determination of the length of carbon nanotubes using multi-angle light scattering by Gigault, Julien, Grassl, Bruno, Le Hécho, Isabelle, Lespes, Gaëtane

“…We have investigated and compared various approaches for calculation and modeling (using multi-angle light scattering; MALS) in order to determine the length…”
Get full text

Selenium distribution in French forests: Influence of environmental conditions by Pisarek, Paulina, Bueno, Maïté, Thiry, Yves, Nicolas, Manuel, Gallard, Hervé, Le Hécho, Isabelle

“…Selenium is a trace element and an essential nutrient. Its long-lived radioisotope, selenium 79 is of potential radio-ecological concern in surface environment…”
Get full text

Distribution and speciation of ambient selenium in contrasted soils, from mineral to organic rich by Tolu, Julie, Thiry, Yves, Bueno, Maïté, Jolivet, Claudy, Potin-Gautier, Martine, Le Hécho, Isabelle

“…Selenium adsorption onto oxy-hydroxides mainly controls its mobility in volcanic soils, red earths and soils poor in organic matter (OM) while the influence of…”
Get full text

Field study of time-dependent selenium partitioning in soils using isotopically enriched stable selenite tracer by Di Tullo, Pamela, Pannier, Florence, Thiry, Yves, Le Hécho, Isabelle, Bueno, Maïté

“…A better understanding of selenium fate in soils at both short and long time scales is mandatory to consolidate risk assessment models relevant for managing…”
Get full text

Influence of tree species on selenium and iodine partitioning in an experimental forest ecosystem by Pisarek, Paulina, Bueno, Maïté, Thiry, Yves, Legout, Arnaud, Gallard, Hervé, Le Hécho, Isabelle

“…Storage of selenium and iodine can greatly vary between forest ecosystems, but the influence of tree species on partitioning and recycling of those elements…”
Get full text

Speciation analysis of arsenic in landfill leachate by Ponthieu, Marie, Pinel-Raffaitin, Pauline, Le Hecho, Isabelle, Mazeas, Laurent, Amouroux, David, Donard, Olivier F.X., Potin-Gautier, Martine

“…As environmental impacts of landfill last from beginning of cell filling to many years after, there is an increasing interest in monitoring landfill leachate…”
Get full text

Determination of the chromium(III) reduction mechanism during chromium electroplating by Del Pianta, Dimitri, Frayret, Jérôme, Gleyzes, Christine, Cugnet, Cyril, Dupin, Jean Charles, Le Hecho, Isabelle

“…The reduction mechanism of Cr(III) depends on the nature of the complexing agent present in electroplating solutions. In pure water solutions and without any…”
Get full text

Atmospheric iodine, selenium and caesium depositions in France: I. Spatial and seasonal variations by Roulier, Marine, Bueno, Maïté, Coppin, Frédéric, Nicolas, Manuel, Thiry, Yves, Rigal, François, Le Hécho, Isabelle, Pannier, Florence

“…The spatial distribution and seasonal variations of atmospheric iodine (I), selenium (Se) and caesium (Cs) depositions remain unclear and this precludes…”
Get full text

Atmospheric iodine, selenium and caesium depositions in France: II. Influence of forest canopies by Roulier, Marine, Bueno, Maïté, Coppin, Frédéric, Nicolas, Manuel, Thiry, Yves, Rigal, François, Pannier, Florence, Le Hécho, Isabelle

“…Estimation of the canopy influence on atmospheric inputs of iodine (I), selenium (Se) and caesium (Cs) in terrestrial ecosystems is an essential condition for…”
Get full text

Anion-Specific Sulfur Isotope Analysis by Liquid Chromatography Coupled to Multicollector ICPMS by Martinez, Mathieu, Garcia-Alonso, Jose Ignacio, Parat, Corinne, Encinar, Jorge Ruiz, Hécho, Isabelle Le

“…An accurate method has been developed to measure, in a single analytical run, δ34S in sulfite, sulfate and thiosulfate in water samples by liquid…”
Get full text

Iodine distribution and cycling in a beech (Fagus sylvatica) temperate forest by Roulier, Marine, Bueno, Maïté, Thiry, Yves, Coppin, Frédéric, Redon, Paul-Olivier, Le Hécho, Isabelle, Pannier, Florence

“…Radioiodine is of health concerns in case of nuclear events. Possible pathways and rates of flow are essential information for risk assessment. Forest…”
Get full text

Comparative study of three H2 geological storages in deep aquifers simulated in high-pressure reactors by Mura, Jean, Ranchou-Peyruse, Magali, Guignard, Marion, Haddad, Perla G., Ducousso, Marion, Casteran, Franck, Sénéchal, Pascale, Larregieu, Marie, Isaure, Marie-Pierre, Moonen, Peter, Le Hécho, Isabelle, Hoareau, Guilhem, Baldy, Alice, Lafont, Antoine, Petit, Anélia, Chiquet, Pierre, Caumette, Guilhem, Cézac, Pierre, Ranchou-Peyruse, Anthony

“…Massive storage of dihydrogen (H2) in underground geological storage (UGSs) will be necessary to meet future H2 production ambitions. Such storage in deep…”
Get full text

Tributyltin and triphenyltin uptake by lettuce by Lespes, Gaëtane, Marcic, Christophe, Heroult, Julien, Le Hecho, Isabelle, Denaix, Laurence

“…This paper provides quantitative information on the transfer of TBT (tributyltin) and TPhT (triphenyltin) from sludged soil to cultivated lettuce. The effect…”
Get full text

Tributyltin Solubilization and Degradation from Spiked Kaolin Using Different Reagents by Yvon, Yan, Le Hécho, Isabelle, Donard, Olivier F. X.

“…Conditions for tributyltin (TBT) solubilization and degradation were investigated. These conditions were optimized to remove or degrade organotin compounds…”
Get full text

Iodine distribution and volatilization in contrasting forms of forest humus during a laboratory incubation experiment by Roulier, Marine, Carasco, Loïc, Orjollet, Daniel, Bueno, Maïté, Pannier, Florence, Le Hécho, Isabelle, Nicolas, Manuel, Coppin, Frédéric

“…Radionuclides 129I (t1/2 = 15.7 × 106 years) and 131I (t1/2 = 8.02 days) are both introduced into the environment as a result of nuclear human activities…”
Get full text

Biological, geological and chemical effects of oxygen injection in underground gas storage aquifers in the setting of biomethane deployment by Haddad, Perla G., Mura, Jean, Castéran, Franck, Guignard, Marion, Ranchou-Peyruse, Magali, Sénéchal, Pascale, Larregieu, Marie, Isaure, Marie-Pierre, Svahn, Isabelle, Moonen, Peter, Le Hécho, Isabelle, Hoareau, Guilhem, Chiquet, Pierre, Caumette, Guilhem, Dequidt, David, Cézac, Pierre, Ranchou-Peyruse, Anthony

“…The last few years have seen the proliferation of anaerobic digestion plants to produce biomethane. Oxygen (O2) traces added to biogas during the…”
Get full text

ISIDORE, a Probe for In Situ Trace Metal Speciation Based on the Donnan Membrane Technique and Electrochemical Detection Part 2: Cd and Pb Measurements during the Accumulation Time of the Donnan Membrane Technique by Ricard, Estelle, Pinheiro, Jose-Paulo, Le Hécho, Isabelle, Parat, Corinne

“…The Donnan membrane technique (DMT), in which a synthetic or natural solution (the "donor") is separated from a ligand-free solution (the "acceptor") by a…”
Get full text

Novel field-portable high-pressure adsorbent tube sampler prototype for the direct in situ preconcentration of trace compounds in gases at their working pressures: application to biomethane by Lecharlier, Aurore, Carrier, Hervé, Bouyssiere, Brice, Caumette, Guilhem, Chiquet, Pierre, Le Hécho, Isabelle

“…In Europe, renewable energy gases such as biomethane are aimed at substituting natural gas provided their stringent compliance to natural gas quality standards…”
Get full text