Results 21 to 30 of about 65 (61)

Groundwater Quality Assessment Using MI and PoS Indices in Razan Watershed, Hamedan, Iran [PDF]

open access: yes, 2020
Since 90% of the water required for various uses in Iran is supplied from groundwater sources, qualitative evaluation of this vital resource is of great importance.
Farid Shafavi, Soheil Sobhan Ardakani
core   +1 more source

بررسی تکوین زمین شناسی و فلززایی کانسار اسکارن انارگ وپدیده‌های مرتبط با آن [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2003
کانسار چند فلزّی )مس، روی، آهن، نقره، طلای) اسکارن انارگ در پانزده کیلومتری غرب روستای پشت بادام در شمال شرق استان یزد واقع است. این ناحیه به لحاظ تقسیم بندی زمین‏شناسی در منطقهء ایران مرکزی و کمربند مس‌دار انارک- سرچشمه- خارستان قرار دارد.
سپیده کمالی صدر
doaj  

Executive Solutions and Economic Analysis to Reduce Water Consumption in Different Construction Sectors [PDF]

open access: yes
Optimizing water consumption requires four approaches: modifying laws and regulations, modifying facilities and equipment, promoting the use of consumption-reducing equipment, public education, and cultural measures, which are mainly behavioral reforms ...
Mehdi Faridouni   +2 more
core   +1 more source

Hydrothermal fluids evolution from various alteration – mineralization zones of Dehsalm porphyry type system, Lut block, Eastern Iran [PDF]

open access: yes, 2011
منطقه اکتشافي دهسلم در خراسان جنوبي و در کمربند آتشفشاني – نفوذي بلوک لوت قرار گرفته است. تودههاي نيمه عميق حدواسط تا اسيدي مربوط به اليگوسن، درون تواليهاي آتشفشاني، ماسهسنگ و سيلتستون ائوسن نفوذ کردهاند.
Arjmandzadeh, R.   +5 more
core   +1 more source

Geological, alteration, mineralogy and geochemical studies of the Copper deposit in the Kalatehno prospect area, northwest of Gonabad (Khorasan Razavi province) [PDF]

open access: yes
The Kalatehno prospecting area is located at 23 Km northwest of Gonabad, Khorasan Razavi province, and north of the Lut Block. The geology of the area includes subvolcanic units with monzonite, monzodiorite and diorite porphyry, volcanic units ...
Roohollah Miri Bydokhti   +1 more
core   +1 more source

بررسی کیفیت باكتريايي آب آشامیدنی در اتوبوس‌های مسافربری بین شهری بندر بوشهر در سال [PDF]

open access: yes, 2010
چکیده زمینه و هدف: بیشترین سهم مسافرت ها به وسایل حمل و نقل جاده ای به ویژه اتوبوس ها اختصاص دارد و یکی از مسائلی که سلامت مسافران را تهدید می‌کند، مصرف آب آشامیدنی آلوده می‌باشد.
دوبرادران, سینا   +3 more
core  

Mineralogy, alteration, fluid inclusions microthermometry and genesis of the Cu-Au Kalateh Dasht deposit, south of Shahrood, NE Iran [PDF]

open access: yes
The Kalateh Dasht deposit is situated in the northern part of the Central Iran structural zone, northeast of the Toroud-Chah Shirin magmatic arc. The Cu-Au mineralization is hosted by diorite porphyry subvolcanic rocks with a post-Eocene age.
Bernd Lehmann   +3 more
core   +1 more source

A review on production of biodiesel from waste cooking oils [PDF]

open access: yes, 2018
Nowadays, preservation of natural resources on earth is one of the most important concerns of humanity. In this regard, increasing the consumption of energy is one of the most critical challenges that humans are facing.
Akbari, Sweeta, Azizi, Muzhda
core   +1 more source

Fluid inclusion geothermometry of various alteration – mineralization zones of Chah-shaljami prospect, Eastern Iran [PDF]

open access: yes, 2011
منطقه اکتشافي چاهشلغمي در خراسان جنوبي و در کمربند آتشفشاني – نفوذي بلوک لوت قرار گرفته است. تودههاي نيمه عميق گرانيتوئيدي مربوط به اليگوسن، درون تواليهاي آتشفشاني - پيروکلاستيک ائوسن نفوذ کردهاند.
Arjmandzadeh, R.   +5 more
core  

Survey of calcium oxide as a heterogenous catalyst for biodiesel production from restaurant waste frying oil [PDF]

open access: yes, 2020
Background and Aims: Today, biodiesel is being produced and consumed worldwide as one of the main sources for replacing fossil fuels. The purpose of this study was to investigate the production of biodiesel from restaurants waste frying-oil using ...
Alavi, Nadali   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy