Results 121 to 130 of about 304,687 (384)

Electrochemical reduction of oxygen catalyzed by Pseudomonas aeruginosa [PDF]

open access: yes, 2010
Pseudomonas aeruginosa has already been shown to catalyze oxidation processes in the anode compartment of a microbial fuel cell. The present study focuses on the reverse capacity of the bacterium, i.e. reduction catalysis. Here we show that P. aeruginosa
Bergel, Alain   +4 more
core   +2 more sources

Probing biological redox chemistry with large amplitude Fourier transformed ac voltammetry

open access: yesChemical Communications, 2017
A review of the insight into biological redox chemistry which has been enabled by the development of large amplitude Fourier transform ac voltammetry.
Hope Adamson, A. Bond, A. Parkin
semanticscholar   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

Electrochemical measurements of ascorbic acid based on graphite screen printed electrode modified with La3+/Co3O4 nanocubes transducer

open access: yesJournal of Electrochemical Science and Engineering, 2019
Electrochemical characterization of ascorbic acid oxidation on a graphite screen printed electrode (SPE) modified with La3+/Co3O4nanocubes is performed by applying cyclic voltammetry (CV), chronoamperometry (CHA), and differential pulse voltammetry (DPV)
Mohammad Reza Aflatoonian   +3 more
doaj   +1 more source

Quantification of metallic copper and nickel in their binary mixtures by voltammetry of immobilized microparticles [PDF]

open access: yes, 2013
We report the use of voltammetry of immobilized microparticles for the quantification of metallic copper and nickel in their binary mixtures. Twenty-two electrolytes were investigated in order to obtain well-separated oxidation peaks.
Adriaens, Mieke   +3 more
core   +1 more source

Influence of the gold nanoparticles electrodeposition method on Hg(II) trace electrochemical detection [PDF]

open access: yes, 2012
Gold nanoparticles (AuNPs) were deposited on Glassy Carbon (GC) substrate by using three electrochemical techniques: Cyclic Voltammetry (CV), Chronoamperometry (CA) and Potentiostatic Double-Pulse (PDP).
Behra, Philippe   +5 more
core   +2 more sources

Tailoring Redox Active Sites with Dual‐Interfacial Electric Fields for Concurrent Photocatalytic Biomass Valorization and H2 Production

open access: yesAdvanced Functional Materials, EarlyView.
A rationally engineered bifunctional photocatalyst is reported, which achieves simultaneous selective oxidation of biomass‐derived 5‐hydroxymethylfurfural (HMF) to 2,5‐diformylfuran (DFF) and efficient H2 evolution. By precisely positioning Au and Co3O4 on Zn3In2S6 nanosheet, dual interfacial electric fields are well constructed to spatially separate ...
Shiqing Li   +8 more
wiley   +1 more source

Voltammetric Analysis of Sulfamethoxazole on Disposable Graphite Electrodes

open access: yesProceedings, 2019
Sulfamethoxazole (SMX) is a sulfonamide antibiotic used in the treatment of digestive, bronchopulmonary, and urinary tract infections. [...]
Andreea-Laura Panait   +5 more
doaj   +1 more source

Cross-linked CoMoO4/rGO nanosheets as oxygen reduction catalyst [PDF]

open access: yes, 2017
Development of inexpensive and robust electrocatalysts towards oxygen reduction reaction (ORR) is crucial for the cost-affordable manufacturing of metal-air batteries and fuel cells. Here we show that cross-linked CoMoO4 nanosheets and reduced graphene
Fu, Jiaqi   +7 more
core   +2 more sources

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