نتایج جستجو برای: isi web of science
تعداد نتایج: 21229175 فیلتر نتایج به سال:
Academic research on digital games has been conducted for over 30 years. However, the abundance of disciplines conducting research on the topic makes it challenging for the interested to get a holistic and comprehensive account of past digital game studies. Yet, sophisticated text mining tools designed for structured science information resources, such as the ISI Web of Science or INSPEC, make ...
مقدمه: آملوژنزیس ایمپرفکتا یک بیماری ارثی است که منجر به تغییر ساختار مینا می شود. از مشکلات اصلی این بیماران می توان به زیبایی ضعیف، حساسیت دندانی و از دست رفتن ارتفاع عمودی اکلوژن اشاره کرد. هدف از این پژوهش، مروری بر بیماری آملوژنزیس ایمپرفکتا و راهکارهای درمانی متنوعی است که تاکنون برای این بیماران به کار رفته است. مواد و روش ها: این مطالعه مروری با جستجو در منابع کتابخانه ای و سایت های این...
هدف: پژوهش حاضر به تعیین آلودگی اطلاعات در پایگاه های مورد اشتراک دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران در بازیابی اطلاعات کتابداری از دیدگاه دانشجویان تحصیلات تکمیلی می پردازد و میانگین آلودگی اطلاعات محتوای چکیده ها، اطلاعات کتابشناختی، کلیدواژه های چکیده ها، آلودگی اطلاعات ناشی از شیوه نگارش را مشخص می کند. روش پژوهش: روش پژوهش پیمایشی تحلیلی بوده و دو جامعه پژوهش شامل پنج پایگاه اطل...
objective(s): citation tracking is an important method to analyze the scientific impact of journal articles and can be done through scopus (sc), google scholar (gs), or isi web of knowledge (wos). in the current study, we analyzed the citations to 2011-2012 articles of iranian journal of basic medical sciences (ijbms) in these three resources. material and methods: the relevant data from sc, ...
nanotechnology is a general term which is related with field of all advanced science term that generally predicates with all modern technologies which consider nanoscales. improvement in the quality of products by adding some nanoparticles and study of their behavior in the presence of these nanoparticles have been obtained in many researches. on the other hand numerous demands for sowing ...
background : this study was carried out to evaluate activities in different branches of science in iran compared to other countries over the past 35 years. methods : e ssential science indicators (esi ) and web of science from (thomson reuters isi) and scimago journal & country rank (sjr) were searched for scientometrics data . esi indicated place of iran among other countries in all 22 scienti...
CONTEXT Suicide prevention is a health service priority. Some surveys have assessed suicidal behaviors and potential risk factors. OBJECTIVES The current paper aimed to gather information about etiology of suicide attempts in Iran. DATA SOURCES Pubmed, ISI web of science, PsychInfo, IranPsych, IranMedex, IranDoc as well as gray literature were searched. STUDY SELECTION By electronic and g...
this research examines the association between co-authorship network centrality (degree, closeness, betweenness, eigenvector, bonacich flow betweenness) and productivity of information science researchers. the research population includes all those researchers who have published at least one record in one of the twenty journals of information science which has an impact factor of 0.635 as a min...
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