Results 11 to 20 of about 16,306,003 (350)

Liquid droplet formation by HP1α suggests a role for phase separation in heterochromatin

open access: yesNature, 2017
Gene silencing by heterochromatin is proposed to occur in part as a result of the ability of heterochromatin protein 1 (HP1) proteins to spread across large regions of the genome, compact the underlying chromatin and recruit diverse ligands.
A. Larson   +8 more
semanticscholar   +3 more sources

Features of the Phase Formation of Cr/Mn/Fe/Co/Ni/Cu Codoped Bismuth Niobate Pyrochlore

open access: yesCrystals, 2023
The phase formation process of Bi2Cr1/6Mn1/6Fe1/6Co1/6Ni1/6Cu1/6Nb2O9+Δ containing 3d-ions of transition elements in equimolar quantities was studied in a wide temperature range (400–1050 °C).
Nadezhda A. Zhuk   +5 more
doaj   +1 more source

Phenomenology, Kinetics and Application of Abrasive-Reactive Wear during Comminution (Overview)

open access: yesKONA Powder and Particle Journal, 2014
Valuable information on the phenomenology of mechanical activation will be obtained from the accurate characterization of wearing processes that take place within mechanochemical reactors.
Farit Kh. Urakaev   +1 more
doaj   +1 more source

Sequence of phase formation in planar metal-Si reaction couples [PDF]

open access: yes, 1981
A correlation is found between the sequence of phase formation in thin-film metal-Si interactions and the bulk equilibrium phase diagram. After formation of the first silicide phase, which generally follows the rule proposed by Walser and Bené, the next ...
Lau, S. S.   +3 more
core   +1 more source

Origin of ω-phase formation in metastable β-type Ti-Mo alloys: cluster structure and stacking fault

open access: yesScientific Reports, 2020
The ω-phase formation and its collapsed structures in metastable β-type Ti-Mo alloys were illustrated by first-principles calculations and experimental evidence of a partially collapsed ω-phase in the nano-scale Mo-depleted region under a rapid cooling ...
Mingjia Li, Xiaohu a Min
semanticscholar   +1 more source

Structure and Properties of Tantalum Coatings Obtained by Electron Beam Technology on Aluminum Substrates

open access: yesApplied Sciences, 2020
The paper deals with the study of the structure and properties of tantalum coatings formed by electron beam evaporation and deposition of tantalum powder on 300–450 °C aluminum substrate.
Khatia Ananiashvili   +4 more
doaj   +1 more source

Phase separation processes in polymer solutions in relation to membrane formation [PDF]

open access: yes, 1996
This review covers new experimental and theoretical physical research related to the formation of polymeric membranes by phase separation of a polymer solution, and to the morphology of these membranes.
Berg, J.W.A. van den   +3 more
core   +2 more sources

Structure of the interlayer between Au thin film and Si-substrate: Molecular Dynamics simulations

open access: yesMaterials Research Express, 2020
Interaction between 2, 3, 5 and 7 atomic layers of gold and a (111) silicon surface was investigated with the molecular dynamics simulation method. The simulation of the diffusion interaction between gold and silicon in the temperature range 425–925 K ...
V Plechystyy   +5 more
doaj   +1 more source

COLLECTIVE DYNAMICS AND DIMENSIONAL EFFECTS OF PHASE FORMATION IN THE «AEROSIL – POLYSTYRENE LATEX» SYSTEM

open access: yesКонденсированные среды и межфазные границы, 2019
Purpose. In addition to characterizing the optical, electronic, mechanical, and catalytic properties of individual nanoparticles, much attention is paid to the development of methods for assembling nanoparticles into large ordered or disordered ...
Dolgih Igor I.   +2 more
doaj   +1 more source

Self-organized and driven phase synchronization in coupled maps [PDF]

open access: yes, 2003
We study the phase synchronization and cluster formation in coupled maps on different networks. We identify two different mechanisms of cluster formation; (a) {\it Self-organized} phase synchronization which leads to clusters with dominant intra-cluster ...
A. Pikovsky   +8 more
core   +2 more sources

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