نتایج جستجو برای: wheel chair

تعداد نتایج: 29714  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1392

در این با استفاده از نظریه تابعی چگالی، ویژگی های ساختاری و الکترونی صفحه نیترید بور که هیدروژن دار ( فلوئوردار) شده را بررسی کردیم. محاسبات انرژی کل و ساختار باند الکترونی با کمک اصول اولیه و روش امواج تخت بهبودیافته خطی در مدل پتانسیل کامل و کد wien2k انجام شد. از تقریب شیب تعمیم یافته (gga)، برای بسط جمله پتانسیل تبادلی همبستگی استفاده شده است. ساختار بهینه شده نشان داد که پیوندهای bh,nh...

ژورنال: سلامت کار ایران 2013

  Background and aim: Many people have to sit down during daily activities. The process of sitting down especially for a long time in comparison of standing up cause many back pains. Special chairs with special backs and sits are designed for offices, industries and institutes because of back pain of sitting down for a long time and increasing the performance of employees. The target of this re...

Journal: :IEEE Data Eng. Bull. 2013
Kyu-Young Whang

Paul Larson and Erich Neuhold are previous TCDE chairs and have served TCDE for many years revitalizing its activities. Their valuable experience will be greatly appreciated for promoting TCDE and for serving its members. David Lomet, a previous TCDE chair, has been Chief Editor of Data Engineering Bulletin since 1992. It is his leadership that has been at the heart of the success of IEEE Data ...

Journal: :Journal of health sciences and medicine 2021

Objectives: To investigate prevalence of malnutrition and nutritional risk, related factors, the association between status quality life in elderly.
 Material Method: Cross-sectional study. Participants; elderly (≥65 years) patients without severe hearing vision impairment dependency on a bed or wheel chair who admitted internal medicine outpatient clinics. Measurements; mini assessment qu...

2013
Juan Pablo Escorcia Rene A. Amaya

The determination of the cash to cash cycle (C2C) for supply chains provides concrete and practical means to integrate financial flow into the scope of supply chain management. In this study we propose that segmenting benchmarked companies in accordance to its corresponding role in their supply chain enhances established methodology for conducting more accurate C2C Benchmarking. This paper cont...

2017
Yu Yang John Shareshian Prabhakar Rao Renato Feres Xiang Tang

OF THE DISSERTATION Explicit Bases of Motives over Number Fields with Application to Feynman Integrals by Yu, Yang Doctor of Philosophy in Mathematics, Washington University in St. Louis, 2016. Professor Matthew Kerr, Chair Let K∗(k) be the algebraic K-theory of a number field k and MT (k) the Tannakian category of mixed Tate motives over k. Then ExtMT (k)(Q(0),Q(n)) = K2n−1(k) ⊗ Q. Periods of ...

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