Results 71 to 80 of about 2,226,317 (267)

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

open access: yesAdvanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke   +3 more
wiley   +1 more source

Palladium-catalyzed dual C–H or N–H functionalization of unfunctionalized indole derivatives with alkenes and arenes

open access: yesBeilstein Journal of Organic Chemistry, 2012
This review highlights the development of palladium-catalyzed C–H and N–H functionalization reactions involving indole derivatives. These procedures require unactivated starting materials and are respectful of the basic principle of sustainable chemistry
Gianluigi Broggini   +3 more
doaj   +1 more source

Atom Indonesia Vol:36 No:3 December 2010

open access: yes, 2010
30cm ...
Atom Indonesia
core  

Semiconducting Polymers Post‐Functionalized With Ureido‐Pyrimidinone for Robust Stretchable Transistors

open access: yesAdvanced Functional Materials, EarlyView.
The design of intrinsically robust stretchable semiconducting polymers was achieved through OTBS‐mediated post‐functionalization of PDPP2T side chains with UPy units, generating dual hydrogen‐bonding motifs comprising weaker urethane linkages and strong quadruple UPy interactions along the long alkyl side chain, which is crucial for achieving desirable
Dinda Bazliah   +7 more
wiley   +1 more source

Towards sustainable urea electro-oxidation: a thermodynamic and green chemistry evaluation of alternative pathways

open access: yesRoyal Society Open Science
This study presents a comparative thermodynamic analysis of various pathways for electrochemical hydrogen production coupled with the anodic oxidation of urea, offering a sustainable alternative to the conventional oxygen evolution reaction.
Vyacheslav Protsenko
doaj   +1 more source

Atom Indonesia Vol:36 No:1 April 2010

open access: yes, 2010
ii; 43 hal; 30 ...
Atom Indonesia
core  

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

High atom-economy low-temperature depolymerization of polyethylene terephthalate using choline hydroxide [PDF]

open access: yesRSC Sustainability
This study investigates the low-temperature depolymerization of polyethylene terephthalate (PET) using near-stoichiometric choline hydroxide (ChOH) in methanol, assisted by dichloromethane (DCM) or dimethoxymethane (DMM) as co-solvents.
Hugo Q. Araújo   +9 more
doaj   +1 more source

Coordinated Architectural and Chemical Reinforcement in the Crushing Mandible of a Soldier Termite

open access: yesAdvanced Functional Materials, EarlyView.
The crushing mandible of a soldier termite withstands substantial biting loads despite lacking mineral. Its cuticle is partitioned: convex teeth pair hardness and zinc enrichment with aligned chitin fibers for contact durability, while stiffer concave regions between teeth carry bending loads.
Andrew Tran Nguyen   +16 more
wiley   +1 more source

Substituent Effects on Solvent-Free Synthesis (MWAOS) of Dihydroquinazolinones by the Addition of Isatoic Anhydride to a Series of Phenyl-Substituted N-(Phenylmethylidene) Anilines

open access: yesJournal of Chemistry, 2013
The present study concentrates on the synthesis of a series of dihydroquinazolinones by applying the green concept Microwave Assisted Organic Synthesis (MWAOS) with high atom economy.
Abhilash Mullasseril
doaj   +1 more source

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