Effect of adding different levels of Lemon grass leaves Cymbopogon citratus to the diet and its extract in drinking water on productive performance of broiler Chickens (Ross 308)
1. Effect of adding different levels of Lemon grass leaves Cymbopogon citratus to the diet and its extract in drinking water on productive performance of broiler Chickens (Ross 308)

Dheyaa Hmazah Yasir; Nihad Abdul-Lateef Ali

Volume 1, Issue 1 , Spring 2021, , Pages 1-10

http://dx.doi.org/10.22034/jstr.2021.128538.1003

Abstract
  TThis experiment was conducted at the poultry farm of the college of Agriculture, Al-Qasim Green University for the period from 18/9/2019 to 23/10/2019. The study was aimed to the effect ...  Read More
Investigation of Drug Release from a Biodegradable Biphasic Polymer System
2. Investigation of Drug Release from a Biodegradable Biphasic Polymer System

Maryam Milani Fard; Amir Mohammad Milani Fard

Volume 2, Issue 1 , Autumn 2021, , Pages 1-13

http://dx.doi.org/10.22034/jstr.2021.289376.1044

Abstract
  In this study, a controlled drug delivery system was modeled to release the drug dissolved in a polymer matrix by polymer degradation. This system is in the form of a page. The drug ...  Read More
Effects of Fourier Transform and Modal Theory on Cable Fault Location
3. Effects of Fourier Transform and Modal Theory on Cable Fault Location

Mojtaba Sedghi Amiri; Ebadollah Amouzad Mahdiraji

Volume 1, Issue 1 , Spring 2021, , Pages 11-19

http://dx.doi.org/10.22034/jstr.2021.130258

Abstract
  One of the most commonly used equipment in the power system, which is exposed to various types of faults for various reasons, is high and low voltage pressure cables. Due to the fact ...  Read More
Modeling Drug Release
4. Modeling Drug Release

Amir Mohammad Milani Fard; Maryam Milani Fard

Volume 2, Issue 1 , Autumn 2021, , Pages 14-21

http://dx.doi.org/10.22034/jstr.2021.289424.1046

Abstract
  Due to the diversity of polymers as well as their complex behavior, research in this field is still widely developed. Because biodegradable polymers become decomposed in the human body ...  Read More
Estimation of Sensor Bias Fault in Adaptive Control of Power System
5. Estimation of Sensor Bias Fault in Adaptive Control of Power System

Sergey Brindred; Minoo Akhtarian Zand

Volume 1, Issue 1 , Spring 2021, , Pages 20-27

http://dx.doi.org/10.22034/jstr.2021.130259

Abstract
  Based on the simulation results, steady-state tracking faults are improved. Control of indeterminate systems, despite the actuator and sensor bias, has been and remains a major challenge. ...  Read More
Laboratory Study of Effective Factors on How to Extract Carvacrol from Oliveria Decumbens Plant with the Help of Supercritical Fluid CO2 and Using Ultrasound Waves
6. Laboratory Study of Effective Factors on How to Extract Carvacrol from Oliveria Decumbens Plant with the Help of Supercritical Fluid CO2 and Using Ultrasound Waves

Nabil Vaeli

Volume 2, Issue 1 , Autumn 2021, , Pages 22-33

http://dx.doi.org/10.22034/jstr.2021.289219.1037

Abstract
  In this study, Carvacrol or Cymophenol as a combination, as the number of reports of antibiotic-resistant pathogenic microorganisms increases and considering that plant-derived products ...  Read More
Manufacture of Modified Protective Coating Derived from Coal Industry
7. Manufacture of Modified Protective Coating Derived from Coal Industry

Amin Ahmadpour; Alireza Bozorgian

Volume 1, Issue 1 , Spring 2021, , Pages 28-39

http://dx.doi.org/10.22034/jstr.2021.284979.1013

Abstract
  In this work, coal residue (pitch) was used to produce an inexpensive protective coating. The residue is primarily rehabitated for just to be suitable for use as a coating material ...  Read More
A Review of Studies on Organizational Excellence
8. A Review of Studies on Organizational Excellence

Mohammad Ranjbarian

Volume 2, Issue 1 , Autumn 2021, , Pages 34-42

http://dx.doi.org/10.22034/jstr.2021.289322.1043

Abstract
  The model of excellence of the organization is the most extensive tool of self-evaluation in the world and is the basis for designing national awards in various countries, including ...  Read More
Improving the Transient Stability of a Synchronous Generator by Using Braking Resistance to Increase the Critical Clearing Fault Time
9. Improving the Transient Stability of a Synchronous Generator by Using Braking Resistance to Increase the Critical Clearing Fault Time

Ebadollah Amouzad Mahdiraji

Volume 1, Issue 1 , Spring 2021, , Pages 40-47

http://dx.doi.org/10.22034/jstr.2021.285385.1019

Abstract
  In general, the stability of the power system can be considered a feature of the system that enables it to remain in equilibrium under normal conditions and regain a different acceptable ...  Read More
Investigation and Analysis of Fungi causing Cutaneous Infections in Fish Farms in Eastern Mazandaran Province
10. Investigation and Analysis of Fungi causing Cutaneous Infections in Fish Farms in Eastern Mazandaran Province

Seyed Aliakbar Saadpour

Volume 2, Issue 1 , Autumn 2021, , Pages 43-49

http://dx.doi.org/10.22034/jstr.2021.289239.1039

Abstract
  The genus Saprolegnia is one of the most important pathogenic aquatic fungi in farmed and wild fish. In this paper, 100 samples were prepared from 10 fish ponds in Sari, Neka and Behshahr. ...  Read More
Investigation of overvoltage in GIS substation equipment caused by lightning strikes
11. Investigation of overvoltage in GIS substation equipment caused by lightning strikes

Andi Brous

Volume 1, Issue 1 , Spring 2021, , Pages 48-58

http://dx.doi.org/10.22034/jstr.2021.283990.1010

Abstract
  Investigation of overvoltage in GIS substation equipment caused by lightning strikesOvervoltages caused by lightning strikes on the power system can damage the power system and reduce ...  Read More
Definitions and Theoretical Foundations of Performance Evaluation
12. Definitions and Theoretical Foundations of Performance Evaluation

Mohammad Ranjbarian

Volume 2, Issue 1 , Autumn 2021, , Pages 50-62

http://dx.doi.org/10.22034/jstr.2021.289485.1048

Abstract
  Continuous improvement of organizational performance creates a huge synergistic force that can support the growth and development program and create opportunities for evaluating organizational ...  Read More
Time-Based Development Plans on a 17-Bus Radial Distribution Network with Genetic Enhanced Algorithm
13. Time-Based Development Plans on a 17-Bus Radial Distribution Network with Genetic Enhanced Algorithm

Negin Shiri; Kamal Malmal

Volume 1, Issue 1 , Spring 2021, , Pages 59-66

http://dx.doi.org/10.22034/jstr.2021.284437.1012

Abstract
  In this paper, a time-based model for distribution network development planning is proposed, considering the possibility of using distributed electricity generation technologies and ...  Read More
Comparison of Quality of Life, Meaning of Life, Body Image and Mental Health in two Groups of Postmenopausal and Non-menopausal Women with Emphasis on Education
14. Comparison of Quality of Life, Meaning of Life, Body Image and Mental Health in two Groups of Postmenopausal and Non-menopausal Women with Emphasis on Education

Hosna Karimi; Rezvaneh Namazi Yousefi; Mahjoubeh Zanganeh Gheshlaghi; Esmail Bana; Fatemeh Moslemnezhad

Volume 2, Issue 1 , Autumn 2021, , Pages 63-84

http://dx.doi.org/10.22034/jstr.2021.291325.1049

Abstract
  Objective: The aim of this study was to compare the quality of life, meaning of life, body image and mental health in two groups of postmenopausal and non-menopausal women with emphasis ...  Read More
Proposing the Optimal Price of Distributed Generation Sources with the Aim of Increasing Profits Using the ALO algorithm
15. Proposing the Optimal Price of Distributed Generation Sources with the Aim of Increasing Profits Using the ALO algorithm

Andi Brous

Volume 1, Issue 2 , Spring 2021, , Pages 67-74

http://dx.doi.org/10.22034/jstr.2021.283991.1011

Abstract
  Distribution of distributed generation resources in distribution systems has several advantages, including reducing losses, improving voltage profiles, reducing pollution, and increasing ...  Read More
Inhalation Exposure to Dust Pollution in the Workplace
16. Inhalation Exposure to Dust Pollution in the Workplace

Reza Kolbadinezhad; Ebadollah Amouzad Mahdiraji

Volume 1, Issue 2 , Spring 2021, , Pages 75-82

http://dx.doi.org/10.22034/jstr.2021.285211.1018

Abstract
  Exposure to dust in the air is one of the most common environmental hazards in workshops that can have devastating effects on health. In this study, workers' exposure to particles in ...  Read More
Color Conversion Filters
17. Color Conversion Filters

Andi Brous

Volume 1, Issue 2 , Spring 2021, , Pages 83-88

http://dx.doi.org/10.22034/jstr.2021.284999.1016

Abstract
  One of the most important goals in the color photography process is to reconstruct and translate colors faithfully and correctly, and if the photographer wants the colors to have unnatural ...  Read More
Evaluation of Psychosocial Factors in the Coping Strategies of Patients with Inflammation
18. Evaluation of Psychosocial Factors in the Coping Strategies of Patients with Inflammation

Maryam Milani Fard; Amir Mohammad Milani Fard

Volume 2, Issue 1 , Autumn 2021, , Pages 85-103

http://dx.doi.org/10.22034/jstr.2021.289378.1045

Abstract
  Introduction: The aim of this study was to investigate the effect of various psychosocial factors on coping strategies in MS patients. Materials and Methods: The present study is a ...  Read More
Adaptive Control of Network Frequency by Doubly-Fed Induction Generators Using a Data-Driven Method
19. Adaptive Control of Network Frequency by Doubly-Fed Induction Generators Using a Data-Driven Method

Ebadollah Amouzad Mahdiraji; Mojtaba Sedghi Amiri

Volume 1, Issue 2 , Spring 2021, , Pages 89-103

http://dx.doi.org/10.22034/jstr.2021.130260

Abstract
  Nowadays, to involve wind turbines in controlling the network frequency, drop and inertia control methods are usually used for variable speed wind turbines. Adjusting the benefits of ...  Read More
Improve the Transient Stability of the Power Network Using STATCOM
20. Improve the Transient Stability of the Power Network Using STATCOM

Sergey Brindred; Minoo Akhtarian Zand

Volume 1, Issue 2 , Spring 2021, , Pages 104-111

http://dx.doi.org/10.22034/jstr.2021.130266

Abstract
  The stability of the power system is essential to ensure its proper functioning. In recent years, Flexible AC Transmission Systems have been considered as one of the effective methods ...  Read More
Evaluation of Office Stones in Kidney Patients and How to form and Treat Them
21. Evaluation of Office Stones in Kidney Patients and How to form and Treat Them

Amir Mohammad Milani Fard; Maryam Milani Fard

Volume 2, Issue 2 , Autumn 2021, , Pages 104-118

http://dx.doi.org/10.22034/jstr.2021.289470.1047

Abstract
  This study investigated the effect of office stones in kidney patients and how they are formed and treated. The urinary tract includes the kidneys, ureters, bladder, and urethra. The ...  Read More
A Study of the Physiology of the Human Eye, a Careful and Meticulous Study
22. A Study of the Physiology of the Human Eye, a Careful and Meticulous Study

Andi Brous

Volume 1, Issue 2 , Spring 2021, , Pages 112-116

http://dx.doi.org/10.22034/jstr.2021.285020.1017

Abstract
  The invention of photography made it possible for objects, places, landscapes and even ordinary people around us to play a symbolic role and have a clear effect on the mental path of ...  Read More
Special Color Photography Filters
23. Special Color Photography Filters

Kamal Malmal; Negin Shiri

Volume 1, Issue 2 , Spring 2021, , Pages 117-130

http://dx.doi.org/10.22034/jstr.2021.284985.1015

Abstract
  In photography, emulsions that are proportionate to the light must be used. If we use daylight, we must use emulsions that are set to a color temperature of 5500 degrees Kelvin (which ...  Read More
Improving Health System with Health System Engineering and Industrial Engineering Applications in the Field of Health
24. Improving Health System with Health System Engineering and Industrial Engineering Applications in the Field of Health

Maryam Milani Fard; Anita Amini; Masoumeh Shafie Aghol

Volume 2, Issue 2 , Autumn 2021, , Pages 119-131

http://dx.doi.org/10.22034/jstr.2021.291465.1051

Abstract
  Introduction: Evaluation in health services has a long history. The application of quality standards to hospitals or other facilities first became common in the United States and gradually ...  Read More
Evaluation and Selection of Construction Industry Contractors as an Optimal Model from the Perspective of Health, Safety and Environment
25. Evaluation and Selection of Construction Industry Contractors as an Optimal Model from the Perspective of Health, Safety and Environment

Reza Kolbadinezhad; Ebadollah Amouzad Mahdiraji

Volume 1, Issue 3 , Spring 2021, , Pages 131-141

http://dx.doi.org/10.22034/jstr.2021.285446.1021

Abstract
  Due to the accelerated trend of transferring most of the activities to contracting companies, the rate of indicators related to occupational accidents has grown alarmingly and has led ...  Read More