Results 71 to 80 of about 55,923 (280)

Dynamic Interfacial Chemistry of Choline Chloride as Electrolyte Additive for Stable Zn‐Iodine Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Choline chloride (ChCl) additive enables dynamic interface engineering in Zn‐I2 batteries by forming hydrophobic polyiodide complexes and a Zn‐stabilizing Ch+‐rich layer under electric field modulation. This dual‐function strategy suppresses iodine hydrolysis and dendrite formation, while optimizing Zn2+ solvation and transport for high‐efficiency ...
Xiaoyu Bi   +16 more
wiley   +1 more source

Fluorinated Solvent Additive and Low-Cost Sodium Salt Synergistically Improve the Electrochemical Interface Stability of Flame-Retardant Phosphate-Based Electrolytes in Sodium Metal Batteries

open access: yesNanoenergy Advances
Sodium metal batteries (SMBs) are promising energy storage systems, yet their practical application is hindered by unstable solid electrolyte interphases (SEIs) and safety issues associated with flammable electrolytes.
Zhaoying Lu   +5 more
doaj   +1 more source

Probing the Causes and Effects of Parasitic Reactions in Lithium-Ion Cells

open access: yes, 2018
Parasitic reactions in lithium-ion cells consume solvent, salt and active lithium ions, resulting in a loss of capacity and eventual cell failure. The projects described in this thesis have the common goal of exposing the chemical mechanisms of these ...
Ellis, Leah
core  

A Holistic Stabilization of the Anode in Lithium‐Sulfur Batteries Through a Ternary Alloy Fusion

open access: yesAdvanced Functional Materials, EarlyView.
LiTeAl anodes fabricated through a scalable thermal fusion technique holistically addresses the stability issues faced by lithium‐metal anodes in lithium–sulfur batteries. Aluminum forming a skeletal network with lithium suppresses dendrite growth and enhances energy density, while tellurium forming a robust SEI facilitates Li+‐ion flow.
Akhil Shenoy, Arumugam Manthiram
wiley   +1 more source

Achieving stable and high-rate quasi-solid-state sodium batteries through strengthened P-O covalency and interface modification in Na3Zr2Si2PO12

open access: yesNature Communications
Solid-state sodium metal batteries have attracted great interest because of their improved safety and abundant Na resources. However, the interfacial resistances and instabilities induced by parasitic reactions, together with Na dendrite issues, result ...
Taiguang Li   +8 more
doaj   +1 more source

In vitro and in silico studies of polycondensed diazine systems as anti-parasitic agents [PDF]

open access: yes, 2012
Parasitic diseases caused by protozoarian agents are still relevant today more than ever. Recently, we synthesized several polycondensed diazine derivatives by means 1,3-dipolar cycloaddition reactions.
LAURIA, Antonino   +7 more
core   +1 more source

A Dual‐Functional Electrolyte Additive for Highly Reversible Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces tetrabutylammonium bromide (TBAB) as a dual‐function additive for aqueous zinc‐ion batteries. TBAB disrupts the hydrogen‐bond network of water while TBA+ adsorbs on Zn to improve interfacial wettability and regulate Zn2+ flux, resulting in suppressed dendrite growth and parasitic reactions. This synergy extended the lifespan of Zn|
Shirui Zhang   +9 more
wiley   +1 more source

Dye‐Initiated Chirped Cholesteric Polymer Networks Exhibiting Broadband Dissipative Chiral Photonic Bands

open access: yesAdvanced Functional Materials, EarlyView.
A dye‐based photoinitiator acting as a structure‐directing element, guides the formation of a cholesteric polymer network that behaves as a chirped photonic structure with dissipative chiral coupling. Photopolymerization freezes a depth‐dependent helical pitch, broadening the Bragg resonance spectrum.
Alfredo Mazzulla   +2 more
wiley   +1 more source

Thermodynamics of Gas‐Phase Parasitic Reactions in AlGaN MOVPE Growth

open access: yes, 2002
A thermodynamic analysis of the system Al–Ga–N–C–H was performed to explain the influence of gas-phase parasitic reactions on the growth of AlGaN by metalorganic vapour phase epitaxy (MOVPE).
J. Leitner, J. Stejskal, Zdenek Sofer
semanticscholar   +1 more source

Thermally Pre‐Formed Reconfigurable Resistive Random‐Access Memory Crossbar Arrays: A Dual‐Mode Platform for Robust Physically Unclonable Functions and In‐Memory Computing

open access: yesAdvanced Functional Materials, EarlyView.
A reconfigurable RRAM platform utilizing thermally pre‐formed filaments (TPFs) is developed to realize robust hardware security. By exploiting the thermodynamic stochasticity of TPFs, exceptionally reliable physically unclonable functions (PUFs) are achieved.
Seongbin Kwon   +4 more
wiley   +1 more source

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