Results 81 to 90 of about 286 (126)

بررسی موانع باز دارنده همکاری های علمی بین المللی(مطالعه موردی اعضای هیئت علمی دانشگاه تهران در تالیف مشترک مدارک علمی پایگاه اطلاعاتی [PDF]

open access: yesکتابداری و اطلاع‌رسانی, 2014
هدف: بررسی موانع همکاریهای علمی بین‏المللی تألیف مدارک علمی مشترک از دیدگاه اعضای هیئت علمی دانشگاه تهران.روش پژوهش: نوع پژوهش کاربردی و روش آن پیمایشی است. ابزار پژوهش، پرسشنامه‌ای محقق ساخته است.
عارف ریاحی   +2 more
doaj  

Legal Analysis of the Concept and Provisions of "Unenforceable" Status in Iranian Commercial Law [PDF]

open access: yes
‌ ∴ Introduction ∴ ‌The Iranian Commercial Code, as originally enacted in 1932 (1311 SH) and subsequently amended in 1969 (1347 SH), draws heavily from the Napoleonic Code and remains largely devoid of Islamic jurisprudence influences. Notably, the term "
Ahad Golizadeh Manghutay
core   +1 more source

Effect of colloidal particles associated with the liquid bridge in sticking during drying in superheated steam [PDF]

open access: yes, 2011
It is important in the design of a drying system to evaluate the sticking behaviour of the materials being dried. A new approach to the sticking issue is applied in this study by carrying out a sticking test for the liquid associated with the materials ...
Hamawand, I.
core  

Isolation, characterization and tolerance survey of bacterial strains to cadmium in soils receiving Hamadan industrial parks wastewater treatment plant effluent [PDF]

open access: yes, 2017
Background and Aims: Biosorption is a relatively new clean up method used for the removal of heavy metals from the environment. Entry of heavy metals into the environment may result in change in population structure and further alteration of resistance ...
Alikhani, Mohammad Yousef   +3 more
core   +1 more source

سنجش و مقایسه آلودگی جیوه در بافت عضله گروه های طولی مختلف ماهی کپور معمولی موجود در تالاب شادگان [PDF]

open access: yes
مقدمه: با توجه به اهمیت بوم­­شناختی تالاب شادگان به عنوان یک تالاب بین­­المللی و با ارزش و وجود گزارش­هایی مبنی بر وجود جیوه بیش از حد­ مجاز در آب و بافت­های پرندگان این تالاب و در راستای تکمیل مطالعات قبلی، این پژوهش به سنجش و مقایسه جیوه موجود در بافت ...
خسروی, رسول   +2 more
core  

Quality evaluation and stability index determination of Qom rural drinking water resources [PDF]

open access: yes, 2017
Background and Aims: Corrosion and scaling are among the problems that despite science advancement, water facilities are still faced it. Corrosion lead to financial and health losses on water supply system and consumer, scaling also causes clogging and ...
Ahmadi Jebelli, Mohammad   +3 more
core   +1 more source

The content analysis of M.A dissertations and doctoral theses in the field of health education and promation in Tehran University of Medical Sciences , Tarbiat Modares university and Iran university of Medical Sciences during 1349-1389 [PDF]

open access: yes
Introduction: Theses are considered as one of the sources for research in education. The aim of this was to determine the popular subjects during 1349-1389 and to examine the amount of educational interference the kind of it in different theses . Method:
رضا خانی مقدم, حامد   +3 more
core  

Identifying and validating the antecedents and consequences of knowledge hoarding by knowledge workers [PDF]

open access: yes
Knowledge hoarding by knowledge workers deprives the organization of very valuable resources and can have many direct and indirect consequences. This research was conducted with the aim of identifying and validating its.
Alireza Moghaddam   +3 more
core   +1 more source

Evaluation and Prediction of the Impact of Parasite Waves and Cell Phone Use by Pregnant Mothers on the Volume of Amniotic Fluid based on Data Mining Algorithms [PDF]

open access: yes, 2019
Introduction: Nowadays, the effects of radiation and constant use of cell phones have led to some problems. These radiations cause disorders in different systems of human body and even in a growing fetus.
Dashti, Ebrahim   +2 more
core  

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