Investigation of performances of solvents D2EHPA, Cyanex272, and their mixture system in separation of some rare earth elements from a Nitric Acid solution
1. Investigation of performances of solvents D2EHPA, Cyanex272, and their mixture system in separation of some rare earth elements from a Nitric Acid solution

Seyyed M. Seyyed Alizadeh Ganji; S. Z. Shafaie; N. Goudarzi

Volume 7, Issue 2 , Summer 2016, Pages 143-148

Abstract
  This work was aimed to evaluate and compare the performances of the solvents D2EHPA (Di-(2-ethylhexyl) phosphoric acid), Cyanex 272 (bis (2,4,4-trimethylpentyl) phosphinic acid), and ...  Read More
A comparative study of performance of K-nearest neighbors and support vector machines for classification of groundwater
2. A comparative study of performance of K-nearest neighbors and support vector machines for classification of groundwater

M. Sakizadeh; R. Mirzaei

Volume 7, Issue 2 , Summer 2016, Pages 149-164

Abstract
  The aim of this work is to examine the feasibilities of the support vector machines (SVMs) and K-nearest neighbor (K-NN) classifier methods for the classification of an aquifer in the ...  Read More
Ranking and comparing of traditional and industrial coke making by TOPSIS technique in Shahrood Simin Coke Company
3. Ranking and comparing of traditional and industrial coke making by TOPSIS technique in Shahrood Simin Coke Company

I. Montazeri; M. Taji

Volume 7, Issue 2 , Summer 2016, Pages 165-173

Abstract
  Various traditional and industrial coke making techniques were discussed based on their limitations and production capacities, and the criteria such as the quality and size of coke ...  Read More
Estimation of penetration rate of tunnel boring machines using Monte-Carlo simulation method
4. Estimation of penetration rate of tunnel boring machines using Monte-Carlo simulation method

H. Dehghani; N. Mikhak Beiranvand

Volume 7, Issue 2 , Summer 2016, Pages 175-184

Abstract
  One of the most important parameters used for determining the performance of tunnel boring machines (TBMs) is their penetration rate. The parameters affecting the penetration rate can ...  Read More
Semi-quantitative environmental impact assessment and sustainability level determination of coal mining using a mathematical model
5. Semi-quantitative environmental impact assessment and sustainability level determination of coal mining using a mathematical model

M. Ataei; E. Tajvidi Asr; R. Khalokakaie; K. Ghanbari; M. R. Tavakoli Mohammadi

Volume 7, Issue 2 , Summer 2016, Pages 185-193

Abstract
  Environmental impact assessment (EIA) has led to the dominance of planners on the natural environment of the regions, providing the possibility of continuously monitoring and controlling ...  Read More
Concentration and recycling of rare earth elements (REEs) from iron mine waste using a combination of physical separation methods
6. Concentration and recycling of rare earth elements (REEs) from iron mine waste using a combination of physical separation methods

M. Moghise; M. Pourrahim; B. Rezai; M. Gharabaghi

Volume 7, Issue 2 , Summer 2016, Pages 195-203

Abstract
  This study aims to investigate and optimize the effects of the main parameters including the particle size, gravity and magnetic separation combination, high gradient magnetic separation, ...  Read More
Numerical investigation of effect of crack geometrical parameters on hydraulic fracturing process of hydrocarbon reservoirs
7. Numerical investigation of effect of crack geometrical parameters on hydraulic fracturing process of hydrocarbon reservoirs

A. Abdollahipour; M. Fatehi Marji; A. R. Yarahmadi Bafghi; J. Gholamnejad

Volume 7, Issue 2 , Summer 2016, Pages 205-214

Abstract
  Hydraulic fracturing (HF), as a stimulation technique in petroleum engineering, has made possible the oil production from reservoirs with very low permeability. The combination of horizontal ...  Read More
Commodity price uncertainty propagation in open-pit mine production planning by Latin hypercube sampling method
8. Commodity price uncertainty propagation in open-pit mine production planning by Latin hypercube sampling method

M. Mokhtarian Asl; J. Sattarvand

Volume 7, Issue 2 , Summer 2016, Pages 215-227

Abstract
  Production planning of an open-pit mine is a procedure during which the rock blocks are assigned to different production periods in a way that leads to the highest net present value ...  Read More
Estimation of groundwater inflow situation using fuzzy logic: a case study (Beheshtabad water conveying tunnel, Iran)
9. Estimation of groundwater inflow situation using fuzzy logic: a case study (Beheshtabad water conveying tunnel, Iran)

M. Doustmohammadi; A. Jafari; O. Asghari

Volume 7, Issue 2 , Summer 2016, Pages 229-238

Abstract
  Water inflow is one of the most important challenges in the underground excavations. In addition to inducing working conditions and environmental problems, it decreases the stability ...  Read More
Permeability upscaling in fractured reservoirs using different optimized mother wavelets at each level
10. Permeability upscaling in fractured reservoirs using different optimized mother wavelets at each level

R. Vahedi; B. Tokhmechi; M. Koneshloo

Volume 7, Issue 2 , Summer 2016, Pages 239-250

Abstract
  We use a multi-resolution analysis based on a wavelet transform to upscale a 3D fractured reservoir. This paper describes a 3D, single-phase, and black-oil geological model (GM) that ...  Read More
Numerical analysis of energy transmission through discontinuities and fillings in Kangir Dam
11. Numerical analysis of energy transmission through discontinuities and fillings in Kangir Dam

A. Siamaki; H. Bakhshandeh Amnieh

Volume 7, Issue 2 , Summer 2016, Pages 251-259

Abstract
  A considerable amount of energy is released in the form of shock wave from explosive charge detonation. Shock wave energy is responsible for the creation of crushing and fracture zone ...  Read More
Role of smile correction in mineral detection on hyperion data
12. Role of smile correction in mineral detection on hyperion data

M. Mohammady Oskouei; S. Babakan

Volume 7, Issue 2 , Summer 2016, Pages 261-272

Abstract
  This work aims to extract the mineralogical constituents of the Lahroud Hyperion scene situated in the NW of Iran. Like the other push-broom sensors, Hyperion images suffer from spectral ...  Read More