نتایج جستجو برای: قدرت pinch

تعداد نتایج: 37177  

Journal: :BMC Musculoskeletal Disorders 2007
Jo Geere Rachel Chester Swati Kale Christina Jerosch-Herold

BACKGROUND Objective assessment of motor function is frequently used to evaluate outcome after surgical treatment of carpal tunnel syndrome (CTS). However a range of outcome measures are used and there appears to be no consensus on which measure of motor function effectively captures change. The purpose of this systematic review was to identify the methods used to assess motor function in rando...

Journal: :Journal of rehabilitation medicine 2011
Johanna Wangdell Jan Fridén

OBJECTIVE To investigate the correlation between perceived performance in prioritized activities and physical conditions related to grip reconstruction. DESIGN Retrospective clinical outcome study. PATIENTS Forty-seven individuals with tetraplegia were included in the study. Each participant underwent tendon transfer surgery in the hand between November 2002 and April 2009 and had a complet...

2005
Mei Wu Li Chen M. Wu T. P. Li L. Chen

Large-voltage and high-temperature plasma columns produced by pinch discharge can generate γ-ray flashes with energy spectra and spectral evolution consistent with that observed in γ-ray bursts (GRBs). The inverse Compton scattering (ICS) during the discharge process can produce high linear polarization. The calculation indicates that the observed polarization depends on the angle between the o...

2008
Chris Clayton Chan Joshi Wim Leemans Ken Marsh Ron Williams

The first phase of experiments on beat wave acceleration have been completed at UCLA. Here we examined the suitability of a theta pinch as a plasma source. The beatwave was excited to amplitudes providing GeV/m-scale accelerating fields. However, trapped magnetic fields within the theta-pinch plasma hindered the injection of test particles. Optical diagnostics were developed to measure the acce...

2008
Joannis Papavassiliou

The generalization of the pinch technique to all orders in perturbation theory is presented. The effective Green’s functions constructed with this procedure are singled out in a unique way through the full exploitation of the underlying Becchi-Rouet-Stora-Tyutin symmetry. A simple all-order correspondence between the pinch technique and the background field method in the Feynman gauge is establ...

Journal: :Physical review letters 2001
G T Horowitz K Maeda

Gregory and Laflamme showed that certain nonextremal black strings (and p-branes) are unstable to linearized perturbations. It is widely believed that this instability will cause the black string horizon to classically pinch off and then quantum mechanically separate, resulting in higher dimensional black holes. We argue that this cannot happen. Under very mild assumptions, classical event hori...

2012
Warner C. Meeks Joshua L. Rovey

Related Articles Resistivity in the dynamic current sheath of a field reversed configuration Phys. Plasmas 19, 032511 (2012) Plasma flow structures as analytical solution of a magneto-hydro-dynamic model with pressure Phys. Plasmas 19, 032506 (2012) Electron density and plasma dynamics of a spherical theta pinch Phys. Plasmas 19, 033505 (2012) Modeling the Parker instability in a rotating plasm...

Journal: :Computers & Chemical Engineering 2003
Miguel J. Bagajewicz Andrés F. Barbaro

The purpose of this paper is to discuss the role of heat pumps in total site heat integration. It will be shown how heat pumps can help de-bottleneck heat transfer so that maximum energy savings are attained. Non-linear targeting models to get maximum cost savings and optimum heat pumping temperature levels are presented. Finally, the paper describes optimal solutions with heat pumps that do no...

2012
W. MARSHALL K. HAIN

A fully ionized plasma is assumed. T o this plasma cylindrically-symmetric magnetic fields are applied, thus causing a pinch collapse. The plasma is treated in hydromagnetic approximation, including electric and thermal conductivity. Separate temperatures are assigned to the electrons and ions. Two schemes are developed for solving numerically the resulting system of six partial differential eq...

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