نتایج جستجو برای: اتصال لوله ای kt

تعداد نتایج: 253383  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده فنی و مهندسی 1388

در این پروژه تحقیق جامعی بر اتصالات t و y با زوایای 45 و 60 درجه با بار گذاری ترکیبی سه حالت بارگذاری ساده ی محوری، خمش درون صفحه وبرون صفحه اعمالی بر لوله فرعی انجام شد. در حدود 200 مدل هندسی تحت بیش از 1000 تحلیل المان محدود قرار گرفتند. از نتایج حاصل معادلاتی برای تخمین فاکتور تمرکز تنش در این اتصالات به دست آمد. تحقیق فوق با استفاده از نرم افزار قدرتمند آباکوس صورا گرفته است و سپس با کمک نر...

  Background :Although knowledge translation is one of the most widely used concepts in health and medical literature, there is a sense of ambiguity and confusion over its definition. The aim of this paper is to clarify the characteristics of KT. This will assist the theoretical development of it and shape its implementation into the health care system   Methods : Walker and Avant’s framework w...

2016
Catherine A. Donnelly Heidi Cramm

Despite acknowledging the importance of knowledge translation (KT), the occupational therapy profession has demonstrated only emerging KT activity. Organizations are seen as playing an important role in supporting KT. To date, there have been no known attempts to explore KT activities conducted by occupational therapy organizations in Canada. The purpose of this study was to identify and descri...

Journal: :Journal of nutritional science and vitaminology 2010
Keisuke Tobita Hiroyuki Yanaka Hajime Otani

We investigated the effect of Lactobacillus crispatus KT-11 (KT-11) on intestinal immune systems in C3H/HeN mice. The level of intestinal total immunoglobulin (Ig) A was significantly higher in mice given KT-11 than in mice not given KT-11. Gene expression relating to antibody production and innate immune response increased more than 2-fold in the former compared with the later. Moreover, the n...

2015
Kristine Newman Dwayne Van Eerd Byron J. Powell Robin Urquhart Evelyn Cornelissen Vivian Chan Shalini Lal

BACKGROUND The need to identify priorities to help shape future directions for research and practice increases as the knowledge translation (KT) field advances. Since many KT trainees are developing their research programs, understanding their concerns and KT research and practice priorities is important to supporting the development and advancement of KT as a field. Our purpose was to identify...

Journal: :Bioimpacts 2023

Introduction: Anti-aging peptides, such as dipeptide KT, are promising rejuvenating agents and have recently received significant attention. However, their hydrophilic nature makes skin absorption therapeutically inadequate. The excessive hydrophilicity of peptides is partially solved by lipoidal conjugates, however, the increased molecular weight due to conjugation creates a new obstacle perme...

Journal: :Xenobiotica; the fate of foreign compounds in biological systems 2003
R J Rodriguez C J Buckholz

1. This study has examined ketoconazole (KT)-induced hepatotoxicity in vivo and in vitro, using male Sprague-Dawley rats with [(3)H]KT (1.5 micro Ci mg(-1)) at 40 and 90 mg KT kg(-1) doses. Blood and liver samples were collected from 0 to 24 h for alanine aminotransaminase (ALT), glutathione (GSH) and covalent binding analyses. 2. Covalent binding occurred as early as 0.5 h, peaked at 2 h (0.02...

Journal: :Proceedings of the Royal Society of Edinburgh 1921

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 1388

اختلاط آشفته دو یا چند سیال با دماهای متفاوت، موجب ایجاد نوسانات دمایی سیال در مجاورت دیواره سیستم لوله کشی می گردد. این نوسانات دمایی باعث بروز تنش های حرارتی متناوب در دیواره لوله می شود که پیامد نهایی آن ترک خوردگی در اثر خستگی حرارتی می باشد. بسیاری از نیروگاه های هسته ای از جمله راکتور فنیکس فرانسه از بروز خستگی حرارتی بدلیل اختلاط دو سیال با دماهای متفاوت در سیستم خنک کننده گزارش داده اند...

2009
Thibault Courtheoux Guillaume Gay Yannick Gachet Sylvie Tournier

Faithful segregation of sister chromatids requires the attachment of each kinetochore (Kt) to microtubules (MTs) that extend from opposite spindle poles. Merotelic Kt orientation is a Kt-MT misattachment in which a single Kt binds MTs from both spindle poles rather than just one. Genetic induction of merotelic Kt attachment during anaphase in fission yeast resulted in intra-Kt stretching follow...

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