Results 81 to 90 of about 5,170,686 (370)

Butterfly‐Inspired Hierarchical Hybrid Composites for Lightweight Structural Thermal Management Applications

open access: yesAdvanced Functional Materials, EarlyView.
Emulating nature's unparalleled engineering, this work introduces butterfly‐inspired hybrid composites for high‐performance transportation and defense sectors. Leveraging biomimicry, these lightweight composites feature butterfly leg‐inspired hierarchical fibrous assemblies and butterfly wing‐inspired sandwich‐structured architecture, to achieve ...
Nello D. Sansone   +7 more
wiley   +1 more source

A facile and chemoselectivity in synthesis of 4-chloro-N-(4-((1-hydroxy-2-methylpropan-2-yl)oxy)phenethyl)benzamide, the alcohol derivative of Bezafibrate

open access: yesResults in Chemistry, 2022
A facile method for the reduction of carboxylic acid group of Bezafibrate, an approved drug, is described. The selective reduction of carboxylic acid group to corresponding alcohol was carried out by activation of the carboxylic acid moiety via mixed ...
Greesha N. Majethia   +2 more
doaj  

Edge-carboxylated Carbon Nanoflakes from Nitric Acid Oxidised Arc-discharge Material [PDF]

open access: yesarXiv, 2009
Carbon Nanoflakes (CNFs) with average diameters of about 30 nm have been prepared and isolated in bulk quantities by a single-step oxidation procedure using single-wall carbon nanotube arc-discharge material and nitric acid. The CNFs are predominately single, graphenic sheets containing a small number of internal defects.
arxiv  

1-aminocyclopropane-1-carboxylic acid (ACC) in plants: more than just the precursor of ethylene!

open access: yesFrontiers in Plant Science, 2014
Ethylene is a simple two carbon atom molecule with profound effects on plants. There are quite a few review papers covering all aspects of ethylene biology in plants, including its biosynthesis, signaling and physiology.
B. Van de Poel, D. Van Der Straeten
semanticscholar   +1 more source

Making Photoresponsive Metal–Organic Frameworks an Effective Class of Heterogeneous Photocatalyst

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes photoresponsive MOFs for photocatalytic applications, focusing on their capacity to enhance light harvesting, charge transfer, and surface reactions. While existing studies provide foundational insights, emerging characterization techniques enable a deeper understanding of photoresponsive MOFs.
Rui Liu   +3 more
wiley   +1 more source

pH-Responsive Non-Ionic Diblock Copolymers: Ionization of Carboxylic Acid End-Groups Induces an Order–Order Morphological Transition

open access: yesAngewandte Chemie, 2014
A carboxylic acid based reversible additionfragmentation transfer (RAFT) agent is used to prepare gels composed of worm-like diblock copolymers using two non-ionic monomers, glycerol monomethacrylate (GMA) and 2-hydroxypropyl methacrylate (HPMA ...
J. Lovett   +4 more
semanticscholar   +1 more source

Ultra‐Effective Light‐Activated Antibacterial Activity via Carboxyl Functionalized Graphene Quantum Dots and Films

open access: yesAdvanced Functional Materials, EarlyView.
Carboxyl‐functionalized graphene quantum dots (cGQDs) exhibit high singlet oxygen quantum yield due to strong spin–orbit coupling. cGQDs achieve minimum bactericidal concentration of only 0.4 µg mL−1 against S. aureus under low‐intensity illumination.
Muhammad Hassnain   +10 more
wiley   +1 more source

Spectroscopic data of 6-(N-methyl-pyridin-2-ylcarbamoyl)-pyridine-2-carboxylic acid methyl ester isomers

open access: yesData in Brief, 2019
This paper provided spectroscopic data that is relevant with research article entitled “Synthesis and structural characterization of 6-(N-methyl-pyridin-2-ylcarbamoyl)-pyridine-2-carboxylic acid methyl ester Isomer” (Kadir et al., 2017) [1].
M.A. Kadir   +3 more
doaj  

Synthesis and in-vitro studies of some new quinoline 1,3,4-thiadiazolo pyrimidin derivatives

open access: yesBulletin of the Chemical Society of Ethiopia, 2017
A series of eight new quinoline associated 1,3,4-thiadiazolo pyrimidin derivatives (5a-h) have been developed using 4-amino-8-fluoro-quinoline-3-carboxylic acid ethyl ester (1) as raw material and by involving 8-fluoro-4-methylsulfanylthiocarbonylamino ...
K. K. Valluri,   +4 more
doaj   +1 more source

Influence of the Carboxylic Acid Additive Structure on the Properties of Poly(3-hexylthiophene) Prepared via Direct Arylation Polymerization (DArP)

open access: yes, 2015
Carboxylic acids are known to have a profound effect on the rate of direct arylation. Despite this, little attention has been paid to them as additives for direct arylation polymerization (DArP).
A. Rudenko, B. Thompson
semanticscholar   +1 more source

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