نتایج جستجو برای: روش عددی mom

تعداد نتایج: 378455  

2007
S. R. Ostadzadeh M. Soleimani M. Tayarani

In this paper, the previously introduced fuzzy modeling method is used to model the input impedance of two coupled dipole antennas in the echelon form. The initial data of two coupled dipole antennas in the parallel and collinear form, which are required for the model, are obtained using the MoM (Method of Moments). Then, the knowledge of two coupled dipole antennas in the echelon form is easil...

2010
Y. Kaganovsky R. Shavit

An analytical method for evaluating pole-residues in spectral method of moments (MoM) formulations is presented. Spectral integral formulations for periodic structures involve the inverse of the MoM matrix, which exhibits a periodic set of pole singularities, corresponding to the zeros of the matrix’s determinant. So far, these singularities have not been extracted and the corresponding pole-re...

Journal: :The EMBO journal 2006
Kiyoko Setoguchi Hidenori Otera Katsuyoshi Mihara

C-tail-anchored (C-TA) proteins are anchored to specific organelle membranes by a single transmembrane segment (TMS) at the C-terminus, extruding the N-terminal functional domains into the cytoplasm in which the TMS and following basic segment function as the membrane-targeting signals. Here, we analyzed the import route of mitochondrial outer membrane (MOM) C-TA proteins, Bak, Bcl-XL, and Omp2...

Journal: :Prenatal diagnosis 2009
Ranjit Akolekar Ryoko Minekawa Alina Veduta Ximena C Romero Kypros H Nicolaides

OBJECTIVE To investigate the potential value of maternal plasma inhibin A in first-trimester screening for preeclampsia (PE). METHOD The concentration of inhibin A at 11-13 weeks was measured in samples from 121 pregnancies that developed PE, 87 cases of gestational hypertension (GH) and 208 normal controls. The distributions of inhibin A multiple of median (MoM) in the control and hypertensi...

Journal: :The Journal of bone and joint surgery. British volume 2003
M T Clarke P T H Lee A Arora R N Villar

Metal-on-metal (MOM) bearings for hip arthroplasty are increasing in popularity. Concern remains, however, regarding the potential toxicological effects of the metal ions which these bearings release. The serum levels of cobalt and chromium in 22 patients who had undergone MOM resurfacing arthroplasty were compared with a matched group of 22 patients who had undergone 28 mm MOM total hip arthro...

1996
Scott R. Cannon Delroy A. Brinkerhoff

An approach is presented which extends the MOMfaulttolerant implementation of the Linda model of parallel programming. The original MOM system provided persistence of tuples and tuple states across both tuplespace and worker node halt failures. Unfortunately, the requirement that system tuple space reside in a central location restricted the scalability of the MOM model. In this work, an approa...

2001
Philippe Laumay Eric Bruneton Noel De Palma Sacha Krakowiak

We present a solution to guarantee scalable causal ordering through matrix clocks in Message Oriented Middleware (MOM). This solution is based on a decomposition of the MOM in domains of causality, i.e. small groups of servers interconnected by router servers. We prove that, provided the domain interconnection graph has no cycles, global causal order on message delivery is guaranteed through pu...

2010
Yang Du

The need for numerical methods in studying electromagnetic scattering from rough surfaces is well established. The most commonly used numerical method is the surface integral equation method and its solution by the method of moments (MoM). Conventional implementation of MoM requires O(N^3) operations, where N is the number of surface unknowns. When N is large, as frequently encountered in study...

2015
John R. Martin Luke Spencer-Gardner Christopher L. Camp John M. Stulak Rafael J. Sierra

This is one of the first documented cases of metal-on-metal (MoM) total hip arthroplasty cobalt cardiac toxicity that has led to patient death. A 69-year-old female presented to our institution with cardiac failure secondary to cobalt toxicity resulting from bilateral MoM total hip arthroplasty. Her presenting metal ion levels were a cobalt level of 199 ppb and a chromium level of 77 ppb. She u...

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