Publications associées à Frequent concomitant presence of Desulfitobacterium spp. and “Dehalococcoides” spp. in chloroethene-dechlorinating microbial communities

Publications associées (19)

Hydroelectric energy conversion of waste flows through hydroelectronic drag

Hydraulic energy is a key component of the global energy mix, yet there exists no practical way of harvesting it at small scales, from flows with low Reynolds number. This has triggered a search for alternative hydroelectric conversion methodologies, leadi ...

National Academy of Sciences2024

Multi-electron Transfer by U(II) and Masked U(II) Complexes

Marinella Mazzanti

Complexes of uranium in low oxidation state have shown the ability to activate non-reactive small molecules such as N-2. However, the multi-electron transfer required for such activation remains limited in uranium chemistry. Here, we review our recent rese ...

SWISS CHEMICAL SOC2022

Atomic-Scale Modelling of Electrochemical Interfaces through Constant Fermi Level Molecular Dynamics

Alfredo Pasquarello

Electrochemical reactions involving electron/proton transfer occur in several technologically relevant environments, such as solar cells, energy conversion, and storage devices. In these systems, the electron/proton transfer is governed by the applied bias ...

John Wiley & Sons Ltd2021

Light-active Metal-Organic Frameworks for Photocatalytic Hydrogen Evolution

Stavroula Kampouri

The general scope of this thesis lies in the application of MOFs in photocatalysis. MOFs demonstrate inherent properties â such as high porosity, tunable optoelectronic and catalytic properties, which render them promising candidates for photocatalysis. ...

EPFL2020

Radical-Cation Cascade to Aryltetralin Cyclic Ether Lignans Under Visible-Light Photoredox Catalysis

Jieping Zhu, Qian Wang, Jia-Chen Xiang

The development of concise, sustainable, and cost-effective synthesis of aryltetralin lignans, bearing either a fused lactone or cyclic ether, is of significant medicinal importance. Reported is that in the presence of Fukuzumi's acridinium salt under blue ...

Wiley-VCH Verlag GmbH2020

Advances in catalytic/photocatalytic bacterial inactivation by nano Ag and Cu coated surfaces and medical devices

Juan Kiwi, Sami Rtimi

The design, synthesis, fundamentals and evaluation of 2D/3D antimicrobial surfaces are addressed in detail in the current review. Recent advances in the antimicrobial mechanism, kinetics and properties of Ag, Cu and Ag-Cu surfaces in the dark and under lig ...

ELSEVIER SCIENCE BV2019

Kinetic Competition between Water-Splitting and Photocorrosion Reactions in Photoelectrochemical Devices

Sophia Haussener, Fredy Intelligent Nandjou Dongmeza

Semiconductor photocorrosion is a major challenge for the stability of photoelectrochemical water-splitting devices. Usually, photocorrosion is studied on the basis of thermodynamic aspects, by comparing the redox potentials of water to the self-decomposit ...

2019

The small RNA RyhB is a regulator of cytochrome expression in Shewanella oneidensis

Elena Maria Cabello Ferrete, Rizlan Bernier-Latmani, Karin Lederballe Meibom

Shewanella oneidensis produces an extensive electron transfer network that results in metabolic flexibility. A large number of c-type cytochromes are expressed by S. oneidensis and these function as the fundamental electron transport chain proteins. Althou ...

Frontiers Media SA2018

Superweak Coordinating Anion as Superstrong Enhancer of Cyanine Organic Semiconductor Properties

Frank Nüesch, Jakob Heier, Antonia Neels, Donatas Gesevicius

The superweak tetrakis(nonafluoro-tert-butoxy)aluminate coordinating anion was employed to introduce pseudo-gas-phase conditions to the 2-[5-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1,3-pentadien-1-yl]-1,3,3-trimethyl-3H-indolium chromophore. The r ...

2018

Properties of Enzymes Involved in Tetrachloroethene Respiration : From Physiology to Protein Function

Géraldine Florence Buttet

Tetrachloroethene (PCE) pollution threatens nature and human health due to its toxic and carcinogenic potential. Due to industrial activities, large amounts of PCE were discharged into the environment over the last decades and represent one of major ground ...

EPFL2017

Interfacial Redox Catalysis on Gold Nanofilms at Soft Interfaces

Hubert Girault, Pekka Eero Peljo, Evgeny Smirnov, Micheal Diarmaid Scanlon

Soft or “liquid-liquid” interfaces were functionalized by half a monolayer of mirror-like nanofilms of gold nanoparticles using a precise interfacial microinjection method. The surface coverage of the nanofilm was characterized by ion transfer voltammetry. ...

Amer Chemical Soc2015

Complete genome sequence of Dehalobacter restrictus PER-K23T

Christof Holliger, Julien Maillard, Hauke Smidt

Dehalobacter restrictus strain PER-K23 (DSM 9455) is the type strain of the species Dehalobacter restrictus. D. restrictus strain PER-K23 grows by organohalide respiration, coupling the oxidation of H2 to the reductive dechlorination of tetra- or trichloro ...

2013

Computational Quantum Chemical Studies on Radicals : from the Gas Phase to Aqueous Solution

Peter Rudolf Tentscher

Radicals play an important role in many areas of chemistry, such as atmospheric, aquatic, polymer, and biological, to name a few. Radicals are often highly reactive species which are short-lived and therefore harder to study by experimental techniques. In ...

EPFL2013

Field application of a rapid spectrophotometric method for determination of persulfate in soil

David Andrew Barry

Remediation of hydrocarbon contaminated soils can be performed both in situ and ex situ using chemical oxidants such as sodium persulfate. Standard methods for quantifying persulfate require either centrifugation or prolonged settling times. An optimized s ...

Public Library of Science2013

Bacterial Resource Management for Nutrient Removal in Aerobic Granular Sludge Wastewater Treatment Systems

David Gregory Weissbrodt

The approach of wastewater treatment has shifted towards a holistic view in order to achieve sustainability in addition to environmental protection. The aerobic granular sludge (AGS) technology, which relies on the use of fast-settling granular biofilms ca ...

EPFL2013

Carbon nanotubes quench singlet oxygen generated by photosynthetic reaction centers

László Forró, Arnaud Magrez, Endre Horvath

Photosensitizers may convert molecular oxygen into reactive oxygen species (ROS) including, e.g., singlet oxygen (O-1(2)), superoxide anion (O-2(-center dot)), and hydroxyl radicals ((OH)-O-center dot), chemicals with extremely high cyto- and potential gen ...

Wiley-V C H Verlag Gmbh2013

Assessing the Bacterial Ecology of Organohalide Respiration for the Design of Bioremediation Strategies

Noam Shani

Groundwater is essential for human activities and is sometimes referred to as a non-renewable resource in the same way as oil and gas. During the past century, precious groundwater reserves worldwide have been threatened by anthropogenic release of chemica ...

EPFL2012

Graphene Nanoplatelet Cathode for Co(III)/(II) Mediated Dye-Sensitized Solar Cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Jun Ho Yum, Ladislav Kavan

Graphene nanoplatelets (GNP) in the form of thin semitransparent film on F-doped SnO2 (FTO) exhibit high electrocatalytic activity for Co(L)(2); where L is 6-(1H-pyrazol-1-yl)-2,2'-bipyridine. The exchange current densities for the Co(2+/)3(+)(L)(2) redox ...

American Chemical Society2011

Electrochemical reactions and ionization processes

Hubert Girault, Liang Qiao, Niels Erik Lion, Michel Prudent, Mélanie Abonnenc, Hongyan Bi

Electrochemical or photo-electrochemical reactions in both electrospray ionization and laser desorption ionization are discussed stressing the role of the electrode reaction in influencing the ionization process. In particular, upon application of a high v ...

2010