Results 21 to 30 of about 1,889,397 (293)

Optimal topological simplification of discrete functions on surfaces [PDF]

open access: yes, 2010
We solve the problem of minimizing the number of critical points among all functions on a surface within a prescribed distance {\delta} from a given input function.
A. Danner   +32 more
core   +2 more sources

Critical Casimir effect for colloids close to chemically patterned substrates

open access: yes, 2010
Colloids immersed in a critical or near-critical binary liquid mixture and close to a chemically patterned substrate are subject to normal and lateral critical Casimir forces of dominating strength.
Dietrich, S.   +4 more
core   +1 more source

Bridging transitions for spheres and cylinders

open access: yes, 2015
We study bridging transitions between spherically and cylindrically shaped particles (colloids) of radius $R$ separated by a distance $H$ that are dissolved in a bulk fluid (solvent).
Malijevský, Alexandr, Parry, Andrew O.
core   +1 more source

Correlation Functions of a Conformal Field Theory in Three Dimensions [PDF]

open access: yes, 1994
We derive explicit forms of the two--point correlation functions of the $O(N)$ non-linear sigma model at the critical point, in the large $N$ limit, on various three dimensional manifolds of constant curvature.
Guruswamy, S., Vitale, P.
core   +3 more sources

A new class of short distance universal amplitude ratios

open access: yes, 2003
We propose a new class of universal amplitude ratios which involve the first terms of the short distance expansion of the correlators of a statistical model in the vicinity of a critical point.
Aharony A   +11 more
core   +1 more source

At the end of the world: Local Dynamical Cobordism

open access: yesJournal of High Energy Physics, 2022
The Cobordism Conjecture states that any Quantum Gravity configuration admits, at topological level, a boundary ending spacetime. We study the dynamical realization of cobordism, as spacetime dependent solutions of Einstein gravity coupled to scalars ...
Roberta Angius   +4 more
doaj   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Boundary critical behaviour at m-axial Lifshitz points of semi-infinite systems with a surface plane perpendicular to a modulation axis [PDF]

open access: yes, 2005
Semi-infinite $d$-dimensional systems with an $m$-axial bulk Lifshitz point are considered whose ($d-1$)-dimensional surface hyper-plane is oriented perpendicular to one of the $m$ modulation axes.
Diehl, H. W.   +2 more
core   +1 more source

A COMPARATIVE STUDY OF THE APPLICATION OF DIFFERENT TCD IN CRANKSHAFT FATIGUE PROPERTY PREDICTION

open access: yesJixie qiangdu, 2020
This paper,focus on the crankshaft bending fatigue property prediction research,first analyzes the stress distribution fitting approach based on a stress gradient approach,then the fatigue property of the crankshaft with the same material but different ...
SUN SongSong, WAN MaoSong, XU XiaoMei
doaj  

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

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