Results 51 to 60 of about 732 (117)

Voltammetric Study of Interaction of Copper and Model Fungal Secreted Ligands [PDF]

open access: yes, 2003
In lieu of Abstract, excerpt from Conclusion of Voltammetric Study of Interaction of Copper and Model Fungal Secreted Ligands: In summary, the cyclic voltammetry study shows evidence that the chelatormediated Fenton reaction is favored in the wood cell ...
Liu, Ran
core   +1 more source

The effect of music on auditory perception in cochlear-implant users and normal-hearing listeners [PDF]

open access: yes, 2016
Cochlear implants (CIs) are auditory prostheses for severely deaf people that do not benefit from conventional hearing aids. Speech perception is reasonably good with CIs; other signals such as music perception are challenging.
Fuller, Christina Diechina
core   +2 more sources

Design Principles of Quinone Redox Systems for Advanced Sulfide Solid‐State Organic Lithium Metal Batteries

open access: yesAdvanced Materials, Volume 36, Issue 32, August 8, 2024.
A designing criterion for quinone redox compounds integration into Li6PS5Cl‐based solid‐state organic lithium metal batteries is developed through a combination of DFT calculations and experimental analysis. Following this criterion, 2,3,5,6‐tetraamino‐1,4‐benzoquinone and 2,5‐diamino‐1,4‐benzoquinone are successfully validated and effectively utilized
Xiaodong Lin   +24 more
wiley   +1 more source

Electrode, Electrolyte, and Membrane Materials for Electrochemical CO2 Capture

open access: yesAdvanced Energy Materials, Volume 14, Issue 24, June 26, 2024.
Electrochemical carbon dioxide (CO2) capture (eCC) is an up‐and‐coming method of capturing and concentrating CO2 with several merits. This review provides a comprehensive understanding of the various eCC device materials used as electrodes, electrolytes, and membranes, with the discussion of their related working mechanisms and cell designs, revealing ...
Kaige Sun   +7 more
wiley   +1 more source

Oxidized Cell Wall Fragments in Plant Growth and Development [PDF]

open access: yes, 2015
Cell wall fragments may function as regulators of plant cell division, growth and development. The best characterized of these are the p-benzoquinones (pBQs) derived from the oxidation of cell wall phenols by reactive oxygen species (ROS)1,2.
Schneider, Karl
core   +1 more source

The Catalytic Asymmetric Allylic Alkylation of Acyclic Enolates for the Construction of Quaternary and Tetrasubstituted Stereogenic Centres

open access: yesChemistry – A European Journal, Volume 30, Issue 20, April 5, 2024.
This review describes the catalytic asymmetric allylic alkylation (AAA) of acyclic prochiral nucleophiles, namely enolates, as a means of accessing congested quaternary and tetrasubstituted stereogenic centres. In particular, strategies for the stereocontrolled access to acyclic enolate nucleophiles, as well as the impact of enolate geometry on the ...
Connor M. Griffiths   +1 more
wiley   +1 more source

Electrochemical Behavior of Quinones Classically Used for Bioenergetical Applications: Considerations and Insights about the Anodic Side

open access: yesChemElectroChem, Volume 11, Issue 5, March 1, 2024.
In this article, the electrochemical behaviour of some substituted quinones (dichloro‐; dimethyl‐; phenyl) is revisited in aqueous media using chronoamperometry, cyclic and steady‐state voltammetry. In particular, the calculation of the number of electrons involved in the hydroquinone/quinone couple may be distorted due to kinetic limitations. A simple
Guillaume Longatte   +4 more
wiley   +1 more source

Electrode Treatments for Redox Flow Batteries: Translating Our Understanding from Vanadium to Aqueous‐Organic

open access: yesAdvanced Science, Volume 11, Issue 1, January 5, 2024.
Electrodes are often treated chemically to mitigate the voltage losses in redox flow batteries (RFBs) and improve RFBs performance. Here, electrode treatments are compared for vanadium‐based RFBs under similar operating conditions to identify promising treatments for industrial implementation.
Harsh Agarwal   +5 more
wiley   +1 more source

The Psb27 Assembly Factor and Histidine‐252 of the D1 Protein Modify Energy Transfer to Photosystem II in Synechocystis sp. PCC 6803

open access: yesPhysiologia Plantarum, Volume 176, Issue 1, January/February 2024.
Abstract Photosystem II (PS II) is responsible for light‐driven water splitting in oxygenic photosynthesis. The Psb27 protein, an assembly factor required for biogenesis of PS II, is found associated with hydrophilic regions of the CP43 core antenna protein in the thylakoid lumen.
Jack A. Forsman   +6 more
wiley   +1 more source

Natural variants of photosystem II subunit D1 tune photochemical fitness to solar intensity [PDF]

open access: yes, 2012
Background: Cyanobacteria use multiple PSII-D1 isoforms to adapt to environmental conditions. Results: D1:2 achieves higher quantum efficiency of water oxidation and biomass accumulation rate at high light versus D1:1; the latter is more efficient at low
Ananyev, Gennady M.   +6 more
core   +2 more sources

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