نتایج جستجو برای: tilt model

تعداد نتایج: 2114926  

Journal: :SIAM J. Math. Analysis 2007
Yaniv Almog Bernard Helffer

We consider the Ginzburg-Landau model of superconductivity in two dimensions in the large κ limit. For applied magnetic fields weaker than the onset field HC3 but greater than HC2 it is well known that the superconductivity order parameter decays exponentially fast away from the boundary. It has been conjectured by X.B. Pan that this surface superconductivity solution converges pointwise to a c...

Journal: :Chemistry of Materials 2021

Dislocations govern the properties of crystals. Yet, how pentagon–heptagon (5|7) pairs in grain boundaries (GBs) affect mechanical MoS2 remains poorly known. Using atomistic simulations and continuum disclination dipole model, we show that depending on tilt angle 5|7 dislocation arrangement, GB strength can be enhanced or reduced with angle. For zigzag-tilt GBs primarily composed Mo5|7 + S5|7 d...

Journal: :International Journal of Industrial Ergonomics 2018

Journal: :Journal of geomagnetism and geoelectricity 1984

Journal: :Emergency medicine journal : EMJ 2005
S Clenaghan R E McLaughlin C Martyn S McGovern J Bowra

OBJECTIVES To evaluate the relationship between Trendelenburg tilt and internal jugular vein (IJV) diameter, and to examine any cumulative effects of tilt on the IJV diameter. METHODS Using a tilt table, healthy volunteers were randomised to Trendelenburg tilts of 10 degrees, 15 degrees, 20 degrees, 25 degrees, and 30 degrees. Ultrasound was used to measure and record the lateral diameter of ...

Journal: :Heart rhythm 2007
Nathalie Virag Richard Sutton Rolf Vetter Toby Markowitz Mark Erickson

BACKGROUND Vasovagal syncope (VVS) is a complex fainting disorder commonly triggered by orthostatic stress. OBJECTIVE We developed an algorithm for VVS prediction based on the joint assessment of RR interval (RR) and systolic blood pressure (SBP). METHODS Simultaneous analysis of RR and SBP trends during head-up tilt as well as their variability represented by low-frequency power (LFRR and ...

Journal: :Autonomic neuroscience : basic & clinical 2006
Renata Rodrigues Teixeira de Castro Antonio Claudio Lucas da Nobrega

INTRODUCTION Syncope is a common problem and can lead to serious consequences in the elderly. Tilt test is useful to investigate recurrent syncope, but few studies have investigated the hemodynamic responses of this population to tilt test. OBJECTIVE To describe the tilt test responses of elderly patients with recurrent syncope of unknown origin and to determine the occurrence of altered card...

Journal: :American journal of ophthalmology 2013
Hamid Hosseini Nariman Nassiri Parham Azarbod JoAnn Giaconi Tom Chou Joseph Caprioli Kouros Nouri-Mahdavi

PURPOSE To report a novel method for measuring the vertical tilt angle of the optic nerve (ON) head and to investigate the associated factors. DESIGN Cross-sectional diagnostic study. METHODS One hundred and twelve normal, glaucomatous, and glaucoma suspect eyes (99 patients) were enrolled in this study. Subjects underwent a full eye examination, biometry, and spectral-domain optical cohere...

2003
Jérome Durand Seth Hutchinson

Abs t rac t In this paper, we will propose a new method for object tracking, which is primarily based on the results from prof. Shinagawa's iniage matching. We will provide a method that tracks an object and follows it in real-time throagh a sequence of images which are given, for example, by a robotic camera. The main feature of the method is that it is not affected by the movements (within a ...

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