Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)

Stability analysis of block-flexural toppling of rock blocks with round edges

H. Sarfaraz

Volume 11, Issue 4 , October 2020, , Pages 1217-1229

https://doi.org/10.22044/jme.2020.10128.1951

Abstract
  One of the most conventional toppling instabilities is the block-flexural toppling failure that occurs in civil and mining engineering projects. In this kind of failure, some rock columns are broken due to tensile bending stresses, and the others are overturned due to their weights, and finally, all ...  Read More

Evaluating a Sediment Pollution using Contamination Indices and Risk Assessment in Mineralized Zones, Eastern Iran

Saeed Saadat

Volume 13, Issue 4 , October 2022, , Pages 1239-1253

https://doi.org/10.22044/jme.2023.12464.2262

Abstract
  In this work, the results of nearly 1400 stream sediment sample analysis are processed to better understand environmental pollution caused by mining activities in Eastern Iran. The stream sediment samples are analyzed for As, Sb, Fe, Cr, Ni, Co, Cu, Zn, Pb, Sr, and Hg. The mean concentration of these ...  Read More

Rock Mechanics
Sustainability Analysis of Waste Dump in Mine No. 4 of Golgohar, Sirjan, for Purpose of Increasing Waste Dump Volume

Sajjad Rezaei; Ramin Rafiee; Mohammad Ataei; Morteza Javadi

Volume 14, Issue 4 , October 2023, , Pages 1373-1391

https://doi.org/10.22044/jme.2023.13499.2495

Abstract
  The stability of waste dumps is a significant and at times critical issue in the development of surface mines. Due to insufficient space for waste disposal, environmental concerns, and various other factors, Mine No. 4 at Golgohar Sirjan is not capable of establishing a new waste dump. Given the existing ...  Read More

Rock Mechanics
Simulating the hydraulic fracturing mechanism around the hydrocarbon wellbores with emphasizing its effects on the sand production

Mohammad Fatehi Marji; masoud yazdani; Mehdi Najafi; Manouchehr Sanei

Articles in Press, Accepted Manuscript, Available Online from 13 May 2024

https://doi.org/10.22044/jme.2024.14049.2619

Abstract
  Around 70% of the world's hydrocarbon fields are situated in reservoirs containing low-strength rocks, such as sandstone. During the production of hydrocarbons from sandstone reservoirs, sand-sized particles may become dislodged from the formation and enter the hydrocarbon fluid flow. Sand production ...  Read More

Fundamental understanding of goaf gas displacement in longwall goaf

K. Tanguturi; R. Balusu

Volume 6, Issue 2 , July 2015, , Pages 191-203

https://doi.org/10.22044/jme.2015.455

Abstract
  Fundamental understanding of the goaf gas distribution in a gassy coal mine is necessary for developing effective goaf gas drainage strategies in the longwall coal mine. The goaf gas was subjected to the surface and body forces that were classified depending upon whether they acted on the surface area ...  Read More

Mineral Processing
Effect of frother type and operational parameters on nano bubble flotation of quartz coarse particles

S. Nazari; Seyed Ziaedin Shafaei; M. Gharabaghi; R. Ahmadi; B. Shahbazi

Volume 9, Issue 2 , April 2018, , Pages 539-546

https://doi.org/10.22044/jme.2017.6404.1461

Abstract
  In this work, the effects of the types of frother (MIBC, pine oil, and A65) and operational parameters (impeller speed and air flow rate) on the flotation of quartz coarse particles was investigated using nano bubbles (NBs). Quartz particles of the size of -425+106 mm and three types of frother were ...  Read More

Exploration
Application of fractal modeling for accurate resources estimation in the Qarah Tappeh copper deposit, NW Iran

Sepideh Ghasemi; Ali Imamalipur; Samaneh Barak

Articles in Press, Accepted Manuscript, Available Online from 12 May 2024

https://doi.org/10.22044/jme.2024.14071.2622

Abstract
  This investigation centers on the Qarah Tappeh copper deposit, situated in the northern region of West Azerbaijan province, approximately 15 kilometers northeast of Maku city. The primary objective of the study is to comprehensively examine the study area through the analysis of 253 lithogeochemical ...  Read More

Feasibility study of underground salt caverns in Western Newfoundland: experimental and finite element investigation of creep-induced damage

A. Ghasemloonia; S. D. Butt

Volume 6, Issue 2 , July 2015, , Pages 205-224

https://doi.org/10.22044/jme.2015.456

Abstract
  Underground caverns in rock salt deposits are the most secure disposal method and a type of gas-storing facility. Gas storage plays a vital role in ensuring that a strategic relationship is secured between an established energy infrastructure provider and a midstream energy company. The Fischells Brook ...  Read More

Exploration
Application of hybrid Wavelet-Fractal approach for denoising and spatial modeling of environmental pollution

Hossein Mahdiyanfar; Mirmahdi Seyedrahimi-Niaraq

Articles in Press, Accepted Manuscript, Available Online from 03 June 2024

https://doi.org/10.22044/jme.2024.14197.2643

Abstract
  In this investigation, the hybrid approach of wavelet transforms and fractal method named Wavelet-Fractal model has been utilized for geochemical contamination mapping as a novel application. For this purpose, the distribution maps of pollutant elements were transformed to the position-scale domain using ...  Read More

Rock Mechanics
The effect of soil and grout mixture on the ground surface settlement in mechanized excavation

Hamid Chakeri; Faezeh Barri; Mohammad Darbor; Hamed Haghkish

Articles in Press, Accepted Manuscript, Available Online from 12 April 2024

https://doi.org/10.22044/jme.2024.14136.2666

Abstract
  Excavation with Tunnel Boring Machine (TBM) in urban environments can have risks, such as ground surface settlement. The empty space between the cutterhead and the segment should be filled with suitable grout during the excavation. Nowadays, using grout behind the segment and other fillers fill the empty ...  Read More

Prediction of mineral deposit model and identification of mineralization trend in depth using frequency domain of surface geochemical data in Dalli Cu-Au porphyry deposit

H. Shahi; R. Ghavami Riabi; A. Kamkar Ruhani; H. Asadi Haroni

Volume 6, Issue 2 , July 2015, , Pages 225-236

https://doi.org/10.22044/jme.2015.458

Abstract
  In this research work, the frequency domain (FD) of surface geochemical data was analyzed to decompose the complex geochemical patterns related to different depths of the mineral deposit. In order to predict the variation in mineralization in the depth and identify the deep geochemical anomalies and ...  Read More

Rock Mechanics
Participation of Analytical Parameters in Predictive Empirical Models for Rock Mass Deformation Modulus: A Review

Mohammad Reza Shahverdiloo; Shokroallah Zare

Articles in Press, Accepted Manuscript, Available Online from 10 June 2024

https://doi.org/10.22044/jme.2024.14299.2671

Abstract
  The deformation modulus of rock mass is necessary for stability analysis of rock structures, which is generally estimated by empirical models with one to five input parameters/indexes. However, appropriate input parameter participation to establish a sound basis for a reliable prediction has been a challenging ...  Read More

Exploitation
Developing a new model for predicting specific energy (SE) for economic and environmental optimization of the diamond wire cutting operation

mohammad hossein jalalian; Raheb Bagherpour; mehrbod khoshouei; S. Najmedin Almasi

Articles in Press, Accepted Manuscript, Available Online from 13 May 2024

https://doi.org/10.22044/jme.2024.14303.2672

Abstract
  Diamond wire cutting is a common method to extract dimension stones, which depends on various factors, including the mechanical and physical properties of the stone, cutting specifications, and operational characteristics. Specific energy, production rate, efficiency, and wear of diamond beads are some ...  Read More

Exploration
Integration of airborne geophysics data with fuzzy c-means unsupervised machine learning method to predict geological map, Shahr-e-Babak study area, Southern Iran

Moslem Jahantigh; Hamid Reza Ramazi

Articles in Press, Accepted Manuscript, Available Online from 21 April 2024

https://doi.org/10.22044/jme.2024.14173.2636

Abstract
  Fuzzy c-means (FCM) is an unsupervised machine learning algorithm. This method assists in integrating airborne geophysics data and extracting automatic geological map. This paper tries to combine airborne geophysics data consisting of aeromagnetic, potassium, and thorium layers to classify the lithological ...  Read More

Effect of grinding time on flotation recovery of copper smelting slags in Bardaskan district

M. Shamsi; M. Noparast; Seyyed Z. Shafaie; M. Gharabaghi; S. Aslani

Volume 6, Issue 2 , July 2015, , Pages 237-249

https://doi.org/10.22044/jme.2015.474

Abstract
  Copper smelting slags are hard materials. Therefore,to recover their copper by flotation method, grinding should be carried out to obtain optimal particle size. Copper smelting slags in the Bardeskan district, with work index of 16.24 kwh/st, were grinded for 65 minutes to reach an acceptable degree ...  Read More

Geochemical and environmental assessment of heavy metals in soils and sediments of Forumad Chromite mine, NE of Iran

M. Otari; R. Dabiri

Volume 6, Issue 2 , July 2015, , Pages 251-261

https://doi.org/10.22044/jme.2015.475

Abstract
  Heavy metal concentration in the soils and sediments has increased worldwide during the last century due to the mining, smelting, and industrial activities. The Forumad chromite deposit is located in the Sabzevar ophiolitic complex (SOC), with a long history of mining activities, yet very little is known ...  Read More

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 , July 2016, , Pages 143-148

https://doi.org/10.22044/jme.2016.476

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 a mixture system of D2EHPA and Cyanex272 in the separation of some rare earth elements (REEs) including lanthanum, gadolinium, ...  Read More

Ranking sawability of dimension stone using PROMETHEE method

R. Mikaeil; M. Abdollahi Kamran; G. Sadegheslam; M. Ataei

Volume 6, Issue 2 , July 2015, , Pages 263-271

https://doi.org/10.22044/jme.2015.477

Abstract
  Predicting the sawability of the dimension stone is one of the most important factors involved in production planning. Moreover, this factor can be used as an important criterion in the cost estimation and planning of the stone plants. The main purpose for carrying out this work was to rank the sawability ...  Read More

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 , July 2016, , Pages 149-164

https://doi.org/10.22044/jme.2016.480

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 Khuzestan Province, Iran. For this purpose, 17 groundwater quality variables including EC, TDS, turbidity, pH, total ...  Read More

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 , July 2016, , Pages 165-173

https://doi.org/10.22044/jme.2016.512

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 production, amount of coke crumb, amount of investment, amount of operational costs, labor force and mechanization. In this ...  Read More

Estimation of penetration rate of tunnel boring machines using Monte-Carlo simulation method

H. Dehghani; N. Mikhak Beiranvand

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

https://doi.org/10.22044/jme.2016.513

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 be divided in two categories. The first category is the controllable parameters such as the TBM technical characteristics, ...  Read More

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 , July 2016, , Pages 185-193

https://doi.org/10.22044/jme.2016.515

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 the status quo by management staff. In this regard, a new semi-quantitative model is presented for the EIA of the ...  Read More

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 , July 2016, , Pages 195-203

https://doi.org/10.22044/jme.2016.521

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, magnetic field intensity, shaking table slope, washing water flow, and electrostatic separation upon the rare earth ...  Read More

Detection and determination of groundwater contamination plume using time-lapse electrical resistivity tomography (ERT) method

S. Moghaddam; S. Dezhpasand; A. Kamkar Rohani; S. Parnow; M. Ebrahimi

Volume 8, Issue 1 , January 2017, , Pages 103-110

https://doi.org/10.22044/jme.2015.523

Abstract
  Protection of water resources from contamination and detection of the contaminants and their treatments are among the essential issues in the management of water resources. In this work, the time-lapse electrical resistivity tomography (ERT) surveys were conducted along 7 longitudinal lines in the downstream ...  Read More

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 , July 2016, , Pages 205-214

https://doi.org/10.22044/jme.2016.532

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 drilling and multiple HF with various perforation angles has been widely used to stimulate oil reservoirs for ...  Read More