نتایج جستجو برای: virtual
تعداد نتایج: 146744 فیلتر نتایج به سال:
writing has always been considered an important literacy skill for foreign/second language learners. the internet provides such unique applications for the writing skill as weblogs, wikis, and social networking websites. up to now researchers have put their focus on the learners’ performances in the traditional paper and pencil environment or wikis and blogs it is time to also consider learners...
this paper examines the problematization of cultural issues related tothe dual spacization of life. the emergence of the second space of lifeover the first place of life combining local and translocal, national andtransnational capacities and challenges. we discuss the capacities andopportunities occurring through the instant communication industrywhich made the spontaneous connection between a...
In the context of virtual machines live migration, two strategies called “pre-copy” and “post-copy” have already been presented; but each of these strategies works well only in some circumstances. In this paper, we have a brief presentation of QAVNS and then introduce a new approach which is based on the concept of "informational object", assigning QAVNS-scheme-revision number, and observing th...
With recent advances in power-electronics, inverter-based microgrids are gaining great attention. Droop control is one of the main methods to share the real and reactive power among distributed energy resources (DERs) in an islanded microgrids. Due to different characteristics of microgrid feeders, reactive power sharing is not fully accurate and consequently, some DERs may face overload. To ad...
The appearance of different social media has been very influential in individuals’ life. The most common social networks are virtual social networks which have been fascinated by many users because of a lot of similarities with human society, and communications and interactions which are formed in it. This study investigates the role of membership and participation in virtual social network on ...
This study aimed to evaluate the efficacy of virtual reality-based worry exposure therapy on the severity of symptoms and cognitive avoidance in patients with symptoms of generalized anxiety disorder. This study was conducted in the framework of a single-subject experimental design using multiple baselines with a 6-week follow-up. Three women with GAD were selected through a structured clinical...
ebola is one of the members of filoviruses family. it causes severe hemorrhagic with the human mortality rate of 50-90%. in the initial steps of infection, it enters the host cell by glyco protein1 (gp1). gp1 is a big subunit with the molecular weight of 130 kda. its n-terminal domain is responsible for attaching the host cell. in the present study, a database containing 100.000 drug like chemi...
سربرال ایشمیا یکی از بیماریهای کشنده مربوط به سلولهای مغزی می باشد که در اثر کاهش جریان خون به مغز به صورت جزئی یا کلی اتفاق می افتد.این عارضه در اثر ضربه ی مغزی پیدا شده و موجب خونریزی و انسداد عروق مغزی و بروز التهاب در مغز شود. که پیشرفت این التهابها کشنده خواهد بود. پروتئین hmgb1 به عنوان یک مولکول سیگنال خارج سلولی در مسیر وقوع این بیماری از سلولهای مبتلا به کمبود اکسیژن و سلولهای ایمنی آز...
Iran, with an average annual precipitation of about 252 mm (413 BCM) and renewable freshwater resources of 130 BCM, has irregular distribution of water resources. With a high population growth rate, agriculture remains the greatest water user in Iran but its production still does not meet the total food demand of the country. Due to unreliable water availability, the competition for water from ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید