Zobrazeno 1 - 10
of 1 757
pro vyhledávání: '"M, Heydari"'
Autor:
M. R. Ghavidel, M. Heydari
Publikováno v:
Iranica Journal of Energy and Environment, Vol 15, Iss 4, Pp 347-356 (2024)
In this article, the concentration of some volatile organic compounds (VOCs) in the hot oil sample of the Pars petrochemical ethylbenzene unit is presented. Pars Petrochemical is one of the largest producers of ethylbenzene in the Middle East. The ho
Externí odkaz:
https://doaj.org/article/d089a2b38ce24240aa605cd51181ec16
Publikováno v:
Iranica Journal of Energy and Environment, Vol 14, Iss 4, Pp 321-335 (2023)
Large volumes of contaminated industrial wastewater have caused growing concern among researchers and environmentalists. Benzene, toluene, ethylbenzene, xylene, and styrene (BTEXS) cyclic hydrocarbons in industrial effluents are often completely stab
Externí odkaz:
https://doaj.org/article/94fd72cac107414682e053cfe0fb10da
Publikováno v:
Desert, Vol 28, Iss 1, Pp 85-101 (2023)
Mulching is a method of controlling wind erosion in arid and desert areas. In this study, the effects of oil mulch on some properties of soil were investigated, and the optimum amount of mulch to wind erosion control in Dehloran, Iran, was determined
Externí odkaz:
https://doaj.org/article/fba55d252f8b4b86a5edb66eb732c79c
Autor:
F. Mirzaei, M. Heydari
Publikováno v:
Fanāvarī-i āmūzish, Vol 17, Iss 3, Pp 561-572 (2023)
Background and Objectives: Academic achievement of students is a function of various factors. In this study, the virtual education indicators (teachers' support for students, the quality of lessons as well as the use of up-to-date technologies) have
Externí odkaz:
https://doaj.org/article/3b3230ad5c594de082817c2a77b609f5
Publikováno v:
Iranian Journal of Numerical Analysis and Optimization, Vol 13, Iss 2, Pp 336-353 (2023)
The problem of the steady activation of a skeletal muscle is one of the ap-plicable phenomena in real life that can be modeled by a Volterra integral equation. The current research aims to investigate this problem by using an effective operational ma
Externí odkaz:
https://doaj.org/article/c68f2c8989544f6c8e446a61db0843ef
Autor:
R. Sivaraman, Abduladheem Turki Jalil, Surendar Aravindhan, Zhao Nan, M. Heydari Vini, S. Daneshmand
Publikováno v:
International Journal of Applied Mechanics and Engineering, Vol 27, Iss 4, Pp 205-210 (2022)
In the present study, AA7075/Al2O3 composites have been fabricated via liquid metallurgy process. AA7075 alloy and Al2O3 particles were taken as the base matrix and reinforcements, respectively. Then, contents of 3 and 6 wt. % of Al2O3 subdivisions w
Externí odkaz:
https://doaj.org/article/25c1796d724f491fa217ec14bdc2e0a9
Publikováno v:
علوم آب و خاک, Vol 26, Iss 2, Pp 283-297 (2022)
Bed shear stress is one of the most important hydraulic parameters to determine the amount of bed and suspended load and the bed and bank scouring in rivers. Bed shear stress depends on bedforms (ripples, dunes, and anti-dunes) in alluvial rivers. In
Externí odkaz:
https://doaj.org/article/aa4f7e833199491499e28741a1910062
Publikováno v:
مهندسی عمران شریف, Vol 38.2, Iss 1.1, Pp 145-155 (2022)
The role of floods in sediment transport and river morphology has been proven. In this study, the effect of different parameters on the transfer of sediment bed load under flash flood has been investigated. The input flood hydrograph of the symmetric
Externí odkaz:
https://doaj.org/article/2a52b5d485cc44e2b8fc24ceca569842
Publikováno v:
مجله اپیدمیولوژی ایران, Vol 18, Iss 1, Pp 79-90 (2022)
Background and Objectives: One of the important basis of health planning in any society is to identify the causes of death and the trend of each cause in that country over time. The purpose of this study is to investigate the trend of youth mortality
Externí odkaz:
https://doaj.org/article/3c08f0480c8b403c9176be05f0f80776
Publikováno v:
Archives of Razi Institute, Vol 76, Iss 6, Pp 1797-1802 (2021)
This research examined the influence of the addition of L-carnitine (LC) to cooling medium on buck’s semen quality during cooling storage periods at 4oC. Semen samples were collected, diluted, assigned into four groups, and received LC (0, 1, 5, an
Externí odkaz:
https://doaj.org/article/4ed7ff20a2cc4bebbc44894a17785869