Results 151 to 160 of about 14,636 (294)

Functionalized Organic Lithium Salt Enables Flexible Solid‐State Electrolytes With Dual‐Ion Channels for Safe Li Metal Batteries

open access: yesCarbon Energy, EarlyView.
Here, we design a flexible and non‐flammable solid‐state electrolyte with hierarchical dual‐ion conductive channels. The engineered electrolyte combines continuous organic conductive‐phase pathways for fast bulk Li+ transport and dynamic polymer networks for interfacial ion hopping, achieving unprecedented room temperature conductivity (> 1 mS cm−1 ...
Yijing Liu   +7 more
wiley   +1 more source

Sugar quaternary ammonium salts

open access: yes, 2016
Quaternary ammonium compounds (QACs) exhibit the properties of both inorganic and organic compounds, and their ionic nature gives them hydrophilic character.
Dmochowska, B.   +4 more
core  

1D/3D Heterojunction for High‐Efficiency Hole‐Transport Layer‐Free Carbon‐Based Wide‐Bandgap Perovskite Solar Cells

open access: yesCarbon Energy, EarlyView.
By modifying wide‐bandgap high‐Cs perovskite surfaces with quaternary ammonium salts of varying alkyl‐chain lengths, tetrapropylammonium bromide (TPABr) is shown to successfully construct a 1D/3D heterojunction. This structure effectively passivates interface defects and optimizes energy level alignment, achieving a champion efficiency of 20.14% with ...
Lingcong Li   +9 more
wiley   +1 more source

Porous Carbon Materials for Carbon Dioxide Capture

open access: yesCarbon Energy, EarlyView.
This work aims to address the current status and challenges associated with the regulation of pore structures, as well as the influence of pore structures on CO2 capture. Systematic quantitative analysis of structure–property relationships, combined with machine learning approaches, can effectively evaluate the contributions of structural ...
Zhifu Liu   +6 more
wiley   +1 more source

Synthesis and Characterization of Polyurethane with Pendent Quaternary Ammonium Salts

open access: yes工程科学与技术, 2007
:Polyurethanes with pedant quaternary ammonium salts (QAS) have been shown potent antimicrobial properties against gram positive bacteria but less sensitive to gram negative ones. Besides, due to using a large amount of QAS chain extenders, Polyurethanes
doaj  

Monosubstituted N‐Arylhydroxylamine Chemistry: Integrating Contemporary Synthetic Approaches for the Efficient Construction of Diverse Heterocyclic Scaffolds

open access: yesChemistry – A European Journal, EarlyView.
Monosubstituted N‐arylhydroxylamines represent a unique subclass of hydroxylamines that act as pivotal intermediates in redox transformations and as versatile platforms for further synthetic transformations. They serve as key building blocks in the synthesis of architecturally complex heterocycles and other valuable organic compounds.
Michael G. Kallitsakis   +2 more
wiley   +1 more source

Synthesis of Some Quaternary Ammonium Salts Derived from Esters of Muconic Acid

open access: yes, 1955
Quaternary ammonium salts of di-(B-dimethylammonium ethyl) -muconate (I) and di-(B-dimethylammonium isopropyl)-muconate (II) , were prepared as possible neuromuscular blocking ...
D. Fleš   +3 more
core  

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