Bentonites from Kashmar, Gonabad and Ferdows were studied and compared with imported types. Bentonites have a very wide range of industrial uses. Chemical and mineralogica l composit ion of montmo rillo nite wit hin t he bentonite control its kind of application. Bentonites from Kashmar have the higbest content of Cao and A120) and K20. High expandibiity, good adhesive property a nd havin...

Introduction: Climatic components are the vital factors influencing the dust event. It was believed that changes in climate parameters play a crucial role in the occurrence of dust events. Former studies have shown that temperature, rainfall, and wind speed contribute to poor vegetation, providing requirements of dust events. Long-term dust data indicated that climate has a profound effect on d...

   One of the most fundamental processes, which influence climate and weather, both global and local scales that a fact which gives it the status of agriculture, is Evapotranspiration (ET). In irrigation and water resources management, ecosystem modelers, environmental assessment and solar energy system, accurate assessment of evapotranspiration is essential. Potential evapotranspiration (ET) h...

Background and Aims: Recording of medical information in hospital is documentation of medical team`s activities. Regarding the special position of records in patient's medical history and its importance in making decision, recording the information in a correct way is substantial. This study carried out to compare the status of documentation in surgical forms of discharged patients in education...

Zaveh copper mineralization is located SE of Torbat-e-Hydarieh in Khorasan Razavi Province, in Khaf-Kashmar-Bardaskan Metallogenic Zone. Geology of the area includes Jurassic and Cretaceous sedimentary rocks and Eocene andesitic to rhyodacitic volcanic rocks. Mineralization is structurally controled and occurred as vein-veilet form with east-west ternding and hosted by Jurassic silicate-cemente...

Fadiheh copper-gold prospect area in northwest of Torbat-e Heydariyeh in Khorasan Razavi Province is located in the central part of the Khaf-Kashmar-Bardaskan magmatic belt. This area includes outcrops of Eocene volcanic-pyroclastic units with felsicـintermediate nature. The lavas are andesite and latite, and pyroclastic units include rhyodacitic tuff, andesitic lithic tuff and ignimbrite. Intr...

Background and Objectives: While nursing graduates are directly involved in nursing, they are required to ensure that they have the necessary clinical competence. The aim of this study was to determine the necessity of final examination at the end of the undergraduate nursing course from the point of view of faculty members and students of Mashhad and Torbat Heydariyeh. Materials and Methods: ...