Results 171 to 180 of about 143,357 (336)

Structural, electrical and electrochemical studies of copper substituted layered LiNi1/3Co1/3Mn1/3O2 cathode materials

open access: yesSouth African Journal of Chemical Engineering, 2019
The copper substituted in LiNi1/3Co1/3Mn1/3O2 cathode materials are synthesized by the solid state reaction method. Here, we are presenting the details of synthesized LiNi1/3Co(1/3-x)Mn1/3CuxO2 (0, 0.05, 0.1 and 0.15) as an alternative cathode material ...
G. Tewodros Aregai   +4 more
doaj  

Electrolyte Engineering Strategy with Catecholate Type Additive Enabled Ultradurable Zn Anode

open access: yesAdvanced Functional Materials, EarlyView.
A catecholate‐type molecule is proposed as a multifunctional electrolyte additive, providing a strong buffering ability as well as homogeneous (101)‐textured electroplating morphology. The modified Zn anode exhibits a remarkable rate capability, extraordinary reversibility, and superior cyclic stability.
Wenyu Liang   +9 more
wiley   +1 more source

Comprehensive Si Anode Design for Sulfide‐Based all‐Solid‐State Batteries: Insights into Si‐Electrolyte Synergy for Mitigating Contact Loss

open access: yesAdvanced Functional Materials, EarlyView.
Silicon anodes in sulfide‐based all‐solid‐state batteries suffer from interfacial instability caused by volumetric fluctuations and contact degradation, restricting their practical implementation despite high capacity. This study presents design strategies that leverage controlled active material expansion and an elastic recoverable anolyte to form an ...
Youngjin Song   +7 more
wiley   +1 more source

Chloride‐Mediated Electron Buffering on Ni‐Fe Anodes for Ampere‐Level Alkaline Seawater Electrolysis

open access: yesAdvanced Functional Materials, EarlyView.
Utilizing abundant chloride ion (Cl−) of seawater, the small organic molecule (SOM) layer on the electrocatalyst surface is converted to SOM‐Cl layer. Meanwhile, the conjugated structure of SOM is modified. SOM‐Cl layer can effectively mitigate the damage caused by the highly oxidative environment.
Qian Niu   +4 more
wiley   +1 more source

Structural and electrochemical characterizations of nanostructured olivine LiNi1-xCoxPO4 (x=0 and 0.5) cathode materials for lithium-ion batteries

open access: yesSouth African Journal of Chemical Engineering, 2018
Olivine structured lithium transition metal phosphates are interesting cathode materials for lithium-ion batteries due to their excellent thermal and structural stability.
L. Seeta Devi   +5 more
doaj  

Harnessing Interfacial Cl− Ions for Concurrent Formate Production at Industrial Level via CO2 Reduction and Methanol Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The replacement of the anodic OER in CO2RR with energy‐saving methanol oxidation reaction and the creation of a favorable microenvironment through interfacial Cl− ions enable concurrent formate production at industrial‐level current densities. Abstract The efficient electrocatalytic conversion of CO2 to formate is often impeded by the high energy ...
Yiqun Chen   +7 more
wiley   +1 more source

Synthesis and characterization of lithium transition orthosilicates Li2FexMn1-xSiO4 as cathode material

open access: yesChemical Physics Impact
Recently, lithium metal orthosilicates Li2FeSiO4 and Li2MnSiO4 are attracted attention as a cathode material for Li-ion batteries. Here, Li2FexMn1-xSiO4 (x = 0.3, 0.5, 0.7) cathode materials are synthesized by using sol-gel method, and physically ...
Ritesh Kumar   +8 more
doaj  

Enhancing Direct Solar Water Splitting via ALD of Multifunctional TiO2/Pt Nanoparticle Coatings With Engineered Interfaces to GaAs/GaInP Tandem Cells

open access: yesAdvanced Functional Materials, EarlyView.
Multifunctional atomic layer deposited coatings and interface treatments enhance direct solar water splitting on GaAs/GaInP tandem cells. Optimized TiO2/Pt nanoparticle bilayers ensure durability and catalytic efficiency with minimal optical losses, while H2 plasma pretreatments maximize photovoltage and interfacial charge extraction.
Tim F. Rieth   +8 more
wiley   +1 more source

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