Results 71 to 80 of about 5,992 (226)

Nitrooxylation in Organic Synthesis: From Classical Nitrate Ester Formation to Modern Catalytic Strategies

open access: yesChemistry – A European Journal, EarlyView.
Nitrooxylation—the installation of nitrate esters (–ONO2) has evolved from classical mixed‐acid protocols to catalytic and mechano‐, flow‐, photo‐, and electrochemical strategies. This review delineates ionic and radical manifolds for C–ONO2 bond formation, emphasizing mechanistic control, selected substrate scope, and selectivity.
Jayanta Dey, Dmitry Katayev
wiley   +1 more source

Mechanochemistry with Metallosupramolecular Polymers [PDF]

open access: yesJournal of the American Chemical Society, 2014
The transduction of mechanical force into useful chemical reactions is an emerging design approach to impart soft materials with new functions. Here, we report that mechanochemical transductions can be achieved in metallosupramolecular polymers. We show that both reversible and irreversible reactions are possible and useful to create mechanically ...
Balkenende, Diederik W. R.   +5 more
openaire   +4 more sources

Sustainable Revival of Spent Lithium Iron Phosphate Cathodes in Li‐Ion Batteries: Recycling and Surface Engineering Approaches

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Schematic illustration of the lifecycle of LiFePO4 cathodes. Lithiation and delithiation reactions happen through its discharging and charging processes. Recycling pathways including hydrometallurgy, pyrometallurgy, and direct regeneration enable sustainable reuse of spent LFP materials. Surface modification approaches (carbon, polymer, and metal/metal
Yan He, Ruigang Wang
wiley   +1 more source

The Mechanochemistry of Molecular Motors [PDF]

open access: yesBiophysical Journal, 2000
A theory of molecular motors is presented that explains how the energy released in single chemical reactions can generate mechanical motion and force. In the simplest case the fluctuating movements of a motor enzyme are well described by a diffusion process on a two-dimensional potential energy surface, where one dimension is a chemical reaction ...
Keller, David, Bustamante, Carlos
openaire   +2 more sources

Next‐Generation Carbon‐Based Anodes for Alkali Metal‐Ion Batteries: Recent Progress on Biphenylene and Emerging Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Recent advances in carbon‐based anodes for alkali metal‐ion batteries are critically reviewed, with emphasis on biphenylene and other emerging carbon allotropes. Biphenylene exhibits exceptional theoretical electrochemical properties beyond conventional graphite, highlighting its strong potential as a next‐generation anode material once scalable ...
Adewale Hammed Pasanaje, Nirpendra Singh
wiley   +1 more source

Mechanochemistry of materials / [PDF]

open access: yes, 1998
Includes bibliographical references (page 199) and index.1. Main Special Features of the Behaviour of Solids with Reference to Mechanochemistry -- 2. Non-Equilibrium Thermodynamics and Kinetics of Mechanochemical Phenomena -- 3. Irreversible Interactions
Gutman, Ėmmanuil Markovich(viaf)6257333
core  

Functional Polymers Through Mechanochemistry [PDF]

open access: yesCHIMIA, 2019
Abstract: While coupling mechanical and chemical processes is widespread in living organisms, the idea to harness the mechanically induced dissociation of weak covalent and non-covalent bonds to create artificial materials that respond to mechanical stimulation has only recently gained attention.
Schrettl, Stephen   +12 more
openaire   +4 more sources

Construction of conjugated scaffolds driven by mechanochemistry towards energy storage applications

open access: yesGreen Chemical Engineering
Mechanochemistry has been recognized as an efficient and sustainable methodology to provide a unique driven force and reaction environments under ambient and neat conditions for the construction of functionalized materials possessing promising properties.
Juntian Fan, Zhenzhen Yang, Sheng Dai
doaj   +1 more source

Main Group Metals in Redox Catalysis

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
Main group metal redox catalysis is emerging as a credible alternative to transition metal chemistry. Elements from groups 13 to 15 now enable diverse catalytic manifolds, driven by ligand design and control of electronic structure. This review highlights recent advances, key design principles, and remaining challenges, positioning main group metals as
Olympia Mouriki   +2 more
wiley   +1 more source

Mechanosynthesis of Metal‐Free Molecular Perovskites

open access: yesHelvetica Chimica Acta, EarlyView.
ABSTRACT Metal‐free halide perovskites have recently emerged as promising candidates for optoelectronic applications. However, their synthesis has largely depended on water‐based single‐crystal growth that limits material diversity, scalability, and practical implementation.
Gianluca Bravetti   +10 more
wiley   +1 more source

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