نتایج جستجو برای: social and economic networks

تعداد نتایج: 17055548  

The economists and social scientists of the 20th century were very much concerned with the clarification of the observed differences among countries in terms of economic development. But even later, with the introduction of advanced analytical instruments, the above-mentioned task was not realized. Moreover, the professionals who were practically involved with the development projects came to t...

Journal: :تحقیقات بازاریابی نوین 0
adeleh asemi ali alibeigi abubakar munir asefeh asemi

regulations of use of social networks, as one of the key components in these networks, serve an important role in controlling the flow of traffic. the study of the harmonization of these terms and regulations can be a significant step to avoid congestion and (users’) rejection in the network. harmonization of traffic control regulations (tcr) among social networks is one of the best solutions...

پایان نامه :دانشگاه بین المللی امام خمینی (ره) - قزوین - دانشکده مهندسی معماری و شهرسازی 1388

nowadays,tourism industry considered as one of the main sources of income of a country.unfortunately and despite of owning plenty of cultural historical and natural attractions, iran has not reached to a proper position in this field. besides, the historical cities of a country are considered as the income resource and national wealth of it. qazvin with a rich cultural precedent, have suitable ...

Journal: طب جنوب 2019
Ali Hamidi, Reza Basirian Jahromi, Sara Dehghani,

Background: As social networks are increasingly used, the research published through social networks should be evaluated. Hence, new measures were employed to examine the scientific effectiveness of social networks. The measurements taken from social networks, called Altmetrics, provide an opportunity to evaluate research. Therefore, this study aimed to investigate the presence of indexed artic...

Azadeh Sedghijalal Soroush Fathi

Technologies and various media have affected social institutions such as family and causeshape changes in relationships within the family. One of the means of communication that are easilyand widely used in the household is Internet. With the entrance of media, especially the Internet tothe family, changes in personal, social, public and private relationships are occurred. The use ofsocial netw...

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Background: The Online social networks addiction like others type of addiction can lead to ethical dilemmas, as well as it can be affected from psychological disorders. So, the aim of this research is to analyze the effect of depression, anxiety and usage time of online social networks on the level of online social networks addiction and on the life satisfaction. Method: The method of research ...

Journal: :international journal of information science and management 0
a. sadri ph.d. ,director of isesco regional office in tehran

the paper under review delineates the scenario, perspective and the future trends of science –driven entrepreneurship in the islamic world. it digs out the factors causing the sluggishness and suggests the plan of action for the renaissance of indigenous science –driven entrepreneurship with grafting of the modern scientific high tech marketing techniques on it. the paper highlights that entrep...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی (نوشیروانی) بابل - دانشکده مهندسی شیمی 1390

دراین پروژه به بررسی مدل سازی خشک کردن مواد غذایی با استفاده از هوای خشک در خشک کن آزمایشگاهی نوع سینی دار پرداخته شده است. برای آنالیز انتقال رطوبت در طی خشک شدن به طریق جابجایی، یک مدل لایه نازک برای انتقال رطوبت، مبتنی بر معادله نفوذ فیک در نظر گفته شده است که شامل انتقال همزمان جرم و انرژی بین فاز جامد و گاز می باشد. پروفایل دما و رطوبت برای سه نوع ماده غذایی شامل سیب زمینی، سیب و موز در طی...

The first part of the economic system that was affected by the outbreak of the Corona pandemic was the banking system of countries. Therefore, the aim of this study was to design a social banking model with a post-corona approach in the country's banking industry, which uses a combination of Delphi-fuzzy method and interpretive structural modeling. In this study, the opinions of university prof...

ژورنال: کومش 2019
Deimazar , Ghasem , Forouzan , Maryam , Kahouei , Mehdi , Skandari , Fatemeh ,

Introduction: Social Networks has entered teenagers' lives increasingly. Over 90% of teenagers use social networks during day and night. Evidences suggest that there's an increasing connection between social networks use and different aspects of teenager's health, including sleep quality and mental health. The aim of is this study is to do a survey effects of online social networks on sleep qua...

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