نتایج جستجو برای: alternativemagnetic field

تعداد نتایج: 786806  

G.h Ahrabian J Pirayesh-Islamian M.A Hossainpour-Faizi S Akbary-Kameranwarr S Estekhdami -Mahinmorady

In this research we have studied the effects of extremely low frequency magnetic field on the peripheral blood lymphocytes chromosomes of human in vitro and rat in vivo. By this means, we used 60 blood samples of 10 men as well as 40 rats. Of 60 human blood samples ,40 samples (in two group of 20) were selected as test groups and placed into the 2 mT and 35 Hz magnetic field. The blood samples,...

This communication influences on magnetohydrodynamic flow of viscoelastic fluid with magnetic field induced by oscillating plate. General solutions have been found out for velocity and shear stress profiles using mathematical transformations (Integral transforms). The governing partial differential equations have been solved analytically under boundary conditions u(0,t)=A_0 H(t)sinΩt and u(0,t)...

Journal: :European Physical Journal Plus 2021

We show that in a spontaneously broken effective gauge field theory, quantized general background \(R_\xi \)-gauge, also the fields undergo non-linear (albeit background-gauge invariant) redefinition induced by radiative corrections. This proves to be crucial order renormalize coupling constants of gauge-invariant operators gauge-independent way. The classical background-quantum splitting is no...

Journal: :Journal of Physics: Conference Series 2019

Journal: :International Journal of Islamic Architecture 2020

Journal: :iranian journal of medical physics 0
mohammad amin mosleh-shirazi 1- center for research in medical physics and biomedical engineering, shiraz university of medical sciences, shiraz, iran 2- physics unit, department of radiotherapy and oncology, namazi hospital, shiraz university of medical sciences, shiraz, iran sareh karbasi physics unit, department of radiotherapy and oncology, namazi hospital, shiraz university of medical sciences, shiraz, iran reza faghihi department of medical radiation and radiation research center, school of mechanical engineering, shiraz university, shiraz, iran

introduction radiotherapy planning systems require many percentage depth dose (pdd) and profile measurements and there are various dosimeters that can be used to obtain these scans. as dose perturbation is particularly troublesome in smaller photon fields, using a low-perturbation, unshielded electron field diode (efd) in these fields is of interest. the aim of this work was to investigate the ...

Journal: :iranian journal of medical physics 0
farshid ghorbani shahna assistant professor, occupational health dept., faculty of public health and research center for health science, hamedan university of medical sciences, hamedan, iran. mahboobeh eshaghi ph.d. student of occupational health, faculty of public health, hamedan university of medical sciences, shiraz, iran. tahereh dehghanpour b.sc. of occupational health, faculty of public health, hamedan university of medical sciences, shiraz, iran. zohre karami b.sc. of occupational health, faculty of public health, hamedan university of medical sciences, shiraz, iran.

introduction: public and occupational exposure to extremely low frequency (elf) electric and magnetic fields induced by electrical equipment is a significant issue in the environment and at the workplace due to their potential health effects on public health. the purpose of this study was assessment of the electric and magnetic fields intensities and determination of mental and psychological ef...

Journal: :journal of mining and environment 2015
allahyar khojamli faramarz doulati ardejani ali moradzadeh ali nejati kalateh amin roshandel kahoo

the ardabil geothermal area is located in the northwest of iran, which hosts several hot springs. it is situated mostly around the sabalan mountain. the sabalan geothermal area is now under investigation for the geothermal electric power generation. it is characterized by its high thermal gradient and high heat flow. in this study, our aim is to determine the fractal parameter and top and botto...

Journal: :iranian journal of radiation research 0
g. yavas selcuk university, faculty of medicine, department of radiation oncology, konya, turkey c. yavas konya training and research hospital, department of radiation oncology, konya, turkey h. acar selcuk university, faculty of medicine, department of radiation oncology, konya, turkey

background: we aimed to compare field-in-field technique (fif) with conformal tangential field radiotherapy (crt) in terms of dosimetric benefits for early stage breast cancer radiotherapy. materials and methods: twenty consecutive left-side breast cancer patients who underwent breast-conserving surgery were included to the study. for each patient, two different treatment plans were created for...

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