نتایج جستجو برای: reliability and durability dimensions

تعداد نتایج: 16857663  

Journal: :ACS nano 2015
Sung-Kon Kim Hae Jin Kim Jong-Chan Lee Paul V Braun Ho Seok Park

The reliability and durability of energy storage devices are as important as their essential characteristics (e.g., energy and power density) for stable power output and long lifespan and thus much more crucial under harsh conditions. However, energy storage under extreme conditions is still a big challenge because of unavoidable performance decays and the inevitable damage of components. Here,...

Journal: :تحقیقات مهندسی کشاورزی 0
رضا بهراملو دانشجوی دکتری سازه های آبی دانشکده کشاورزی دانشگاه بوعلی سینا همدان حسین بانژاد دانشیار گروه مهندسی آب دانشکده کشاورزی دانشگاه بوعلی سینا همدان

concrete is the most common material used to line irrigation canals and must maintain its durability for the lifetime of the canal. compressive strength has been used as an index to control the quality of concrete; concrete that remains durable under freeze-thaw conditions is that with high compressive strength. research has shown that concrete linings can show suitable compressive strength in ...

Journal: :The Journal of Zhytomyr State Technological University. Series: Engineering 2017

Journal: :مدیریت شهری 0
seyedhamidreza hashemi hamideh reshadatjou nadergholi ghourchian parivash jafari

this research seeks to determine the dimensions of organizational forgetting management and prioritize them in university. current research in terms of purpose is applicable. in terms of data, it is quantitative. in terms of method, it is a descriptive-survey research. in this research, for determining the validity of measurement tool, content validity has been used and for calculating the reli...

The purpose of this research was survey of relation between hidden curriculum components and dimensions of students’ tendency to critical thinking. Methodology of the research was descriptive correlation. The sample included 381 students of Shahed University and two indicators of measurement of university hidden curriculum dimensions and standard index of tendency to California students’ critic...

Journal: :nursing and midwifery studies 0
nahid dehghan nayeri nursing and midwifery care research centre, school of nursing and midwifery, tehran university of medical sciences, tehran, ir iran mansooreh aliasgharpour department of medical-surgical nursing, school of nursing and midwifery, tehran university of medical sciences, tehran, ir iran; corresponding authors: mansooreh aliasgharpour, department of medical-surgical nursing, school of nursing and midwifery, tehran university of medical sciences, nosrat st., tohid sq., tehran, ir iran. tel: +98-2161054414, fax: +98-2166421685, e-mail:; mohammad ali yadegari, mosavi hospital, zanjan university of medical sciences, zanjan, ir iran, tel.: +98-2414130000, fax: +98-2414131203, e-mail: mohammad ali yadegari mosavi hospital, zanjan university of medical sciences, zanjan, ir iran; corresponding authors: mansooreh aliasgharpour, department of medical-surgical nursing, school of nursing and midwifery, tehran university of medical sciences, nosrat st., tohid sq., tehran, ir iran. tel: +98-2161054414, fax: +98-2166421685, e-mail:; mohammad ali yadegari, mosavi hospital, zanjan university of medical sciences, zanjan, ir iran, tel.: +98-2414130000, fax: +98-2414131203, e-mail:

conclusions persian version of the self-management scale for patients with epilepsy is valid and reliable to measure the dimensions of self-management in iranian patients and it can be used to measure epileptics’ self-management. further research on the safety of this tool is recommended. results the validity of all items was above 0.63 and their content validity indexes (0.81-1) were appropria...

Journal: :مشاوره کاربردی 0
علی محمد نظری دانشیار گروه مشاوره، دانشگاه خوارزمی

the current research analyzed and combined the results of research on the effect of family education in parenting using meta-analysis method. among 26 studies about family education 20 were selected, for meta-analysis study in terms of different parts of research methodology such as research and hypotheses questions, statistic society, sampling, and research method, instruments statistical meth...

Mohammadreza Amiresmaili Nozar Nakhaee Samaneh Komsari Sedigheh Mohammadtaghizadeh, Vahid Yazdi Feyzabadi

Background:Students are the main customers of the universities. Thus, their perceptions and expectations of the educational quality is of great importance in planning for quality improvement. This study is aimed on evaluating the quality of clinical education in hospitals affiliated with Kerman University of Medical Sciences. Methods: This is a descriptive-analytical study. Three hundred and t...

Journal: :مطالعات جامعه شناسی 0

this study was conducted to examine the­ relationship between organizational  justice and social capital in the telecommunication company of mianeh in 1391 that lasted one year. in this study, organizational justice as one of the major factors underlying the creation of social capital, has been studied in three dimensions (distributive justice, procedural justice and interactional justice), and...

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