Results 91 to 100 of about 12,823 (256)

RNA polymerase interactions and elongation rate

open access: yes, 2018
We show that non-steric molecular interactions between RNA polymerase (RNAP) motors that move simultaneously on the same DNA track determine strongly the kinetics of transcription elongation.
Belitsky, V., Schütz, G. M.
core   +1 more source

Research Progress of Polyoxometalate‐Integrated Frameworks: Syntheses, Properties, and Applications

open access: yesChemistryEurope, EarlyView.
This review systematically summarizes the integration of polyoxometalates with covalent organic frameworks, metal‐organic frameworks, hydrogen‐bonded organic frameworks, and emerging porous hosts. It highlights synergistic effects, synthesis strategies, and applications in catalysis, energy storage, sensing, and biomedicine, while addressing current ...
De‐Yin Wang   +6 more
wiley   +1 more source

Mechanochemical Grinding of Inorganic Oxides

open access: yesKONA Powder and Particle Journal, 2014
A great deal of experimental data on the mechanochemical treatment of inorganic oxides and mixtures thereof falls into the simple scheme involving the concurrent manifestation of grinding, particle aggregation, and ...
Garegin Karagedov, Nikolai Lyakhov
doaj   +1 more source

Silent Partners in the Mill: Unveiling the Role of Additives in Mechanochemical Synthesis

open access: yesChemistry – A European Journal, EarlyView.
Mechanochemistry offers a sustainable, solvent‐free alternative to traditional synthesis, often enhanced by additives in a process known as additive‐assisted grinding. This review discusses how various additives, including liquids, ionic solids, and advanced materials like ionic liquids and piezoelectric compounds, improve reaction efficiency ...
Johanna Breinsperger   +3 more
wiley   +1 more source

Post‐LECA Origin and Diversification of an Axonemal Outer Arm Dynein Motor

open access: yesCytoskeleton, EarlyView.
ABSTRACT Dyneins were present in the last eukaryotic common ancestor (LECA) and play key roles in eukaryotic biology. Axonemal dyneins form the inner and outer arms that power ciliary beating, and it has long been recognized that outer arms in some organisms contain two different heavy chain motors, whereas those from other species contain a third unit
Stephen M. King
wiley   +1 more source

Structure and ion dynamics of mechanosynthesized oxides and fluorides [PDF]

open access: yes, 2017
In many cases, limitations in conventional synthesis routes hamper the accessibility to materials with properties that have been predicted by theory. For instance, metastable compounds with local non-equilibrium structures can hardly be accessed by solid-
Breuer, Stefan   +6 more
core   +2 more sources

Mechanophoric 3‐Arm Star Functional Block Copolymer Based on Rhodamine Derivative

open access: yesMacromolecular Materials and Engineering, EarlyView.
Mechanoresponsive rhodamine containing linear and star block and random copolymers were synthesized and characterized. All materials transitioned into a “switch‐on” state in the film form, but only the star block copolymer architecture exhibited a complete and precise peak shift upon stretching, providing new insights into the mechanochemical ...
Swadhin Chakraborty   +8 more
wiley   +1 more source

Exploring mechanochemistry to turn organic bio-relevant molecules into metal-organic frameworks: a short review

open access: yesBeilstein Journal of Organic Chemistry, 2017
Mechanochemistry is a powerful and environmentally friendly synthetic technique successfully employed in different fields of synthetic chemistry. Application spans from organic to inorganic chemistry including the synthesis of coordination compounds ...
Vânia André   +3 more
doaj   +1 more source

Mechanochemical Treatment of Cellulose: A Strategy for Developing Functional Biocomposite Materials

open access: yesPolymer Engineering &Science, EarlyView.
Mechanochemistry as an integrated approach for combining fiber defibrillation, activation, surface functionalization, and cellulose‐based composite fabrication in a single or reduced number of steps. ABSTRACT Cellulose‐based biocomposites are attracting increasing scientific and industrial interest due to their sustainable origin, biodegradability, and
Murilo O. da Luz   +3 more
wiley   +1 more source

Labyrinthine Turing Pattern Formation in the Cerebral Cortex [PDF]

open access: yes, 2002
I propose that the labyrinthine patterns of the cortices of mammalian brains may be formed by a Turing instability of interacting axonal guidance species acting together with the mechanical strain imposed by the interconnecting axons.Comment: See home ...
BAIER   +41 more
core   +3 more sources

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