نتایج جستجو برای: equilibrium distance

تعداد نتایج: 363932  

Journal: :Physical review letters 2008
Thomas H R Smith Oleg Vasilyev Douglas B Abraham Anna Maciołek Matthias Schmidt

We use a phase-separated driven two-dimensional Ising lattice gas to study fluid interfaces exposed to shear flow parallel to the interface. The interface is stabilized by two parallel walls with opposing surface fields, and a driving field parallel to the walls is applied which (i) either acts locally at the walls or (ii) varies linearly with distance across the strip. Using computer simulatio...

2015
Nan-Hyang Kim Yong-Jun Cha

[Purpose] The purpose of the present study was to examine the effect of intensive gait training using a constrained induced movement therapy (CIMT) technique applied to the non-paretic upper extremity on the balance ability of stroke patients. [Subjects and Methods] Twenty stroke patients were randomly assigned to an experimental group or a control group. The experimental group received gait tr...

Journal: :The Journal of chemical physics 2009
Jens Thar Barbara Kirchner

The scalar-relativistic Douglas-Kroll-Hess method is implemented in the Born-Oppenheimer molecular dynamics simulation package CP2K. Using relativistic densities in a nonrelativistic gradient routine is found to be a valid approximation of relativistic gradients. An excellent agreement between optimized structures and geometries obtained from numerical gradients is observed with an error smalle...

2014
A. Narayan Nutan Singh

This paper deals with the stability of triangular Lagrangian points in the elliptical restricted three body problem, under the effect of radiation pressure stemming from the more massive primary on the infinitesimal. We adopted a set of rotating pulsating axes centered at the centre of mass of the two primaries Sun and Jupiter. We have exploited method of averaging used by Grebenikov, throughou...

2016
Sang-mi Chung Kyoung-bo Lee Young-dong Kim

[Purpose] This study investigated whether a shoulder reaching exercise was beneficial for restoring the standing balance of patients with hemiplegia after stroke. [Subjects and Methods] There were 13 subjects in the experimental group (EG) and 14 subjects in the control group (CG), all with hemiplegia following stroke. The shoulder reaching exercise intervention was performed by the EG and conv...

2011
Nakul Verma

It is well known from differential geometry that an n-dimensional Riemannian manifold can be isometrically embedded in a Euclidean space of dimension 2n+1 [Nas54]. Though the proof by Nash is intuitive, it is not clear whether such a construction is achievable by an algorithm that only has access to a finite-size sample from the manifold. In this paper, we study Nash’s construction and develop ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Raymond W Friddle Aleksandr Noy James J De Yoreo

Single molecule force spectroscopy probes the strength, lifetime, and energetic details of intermolecular interactions in a simple experiment. A growing number of these studies have reported distinctly nonlinear trends in rupture force with loading rate that are typically explained in conventional models by invoking complex escape pathways. Recent analyses suggested that these trends should be ...

2002
LI FENG

The incorporation of cadmium ions in porphyrins embedded in matrix monolayers is dominated by head group interactions as opposed to the effect of the average surface potential on interfacial cation concentrations. Similar phenomena are also observed in the adsorption of water-soluble porphyrin complexes to spread monolayers. The influence of such local interactions can be eliminated when the co...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2007
Rene A Nome Jason Ming Zhao Wouter D Hoff Norbert F Scherer

We present a comprehensive study that integrates experimental and theoretical nonequilibrium techniques to map energy landscapes along well defined pull-axis specific coordinates to elucidate mechanisms of protein unfolding. Single-molecule force-extension experiments along two different axes of photoactive yellow protein combined with nonequilibrium statistical mechanical analysis and atomisti...

Journal: :The Journal of chemical physics 2004
Kelly J Higgins Samuel M Freund William Klemperer Aldo J Apponi Lucy M Ziurys

Millimeter wave rotational spectroscopy and ab initio calculations are used to explore the potential energy surface of LiOH and LiOD with particular emphasis on the bending states and bending potential. New measurements extend the observed rotational lines to J=7<--6 for LiOH and J=8<--7 for LiOD for all bending vibrational states up to (03(3)0). Rotation-vibration energy levels, geometric expe...

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