نتایج جستجو برای: alpha

تعداد نتایج: 202019  

Journal: :Journal of Medical Imaging and Radiation Sciences 2019

Journal: :Journal of High Energy Physics 2022

A bstract We investigate the phase shifts of low-energy ? - scattering under variations fundamental parameters Standard Model, namely light quark mass, electromagnetic fine-structure constant as well QCD ? -angle. As a first step, we recalculate in our Universe utilizing various improvements adiabatic projection method, which leads to an improved, parameter-free prediction S- and D-wave for lab...

Journal: :medical journal of islamic republic of iran 0
saleha haider from the department of biochemistry university of karachi. karachi-75270, pakistan aziza khanam from the department of biochemistry university of karachi. karachi-75270, pakistan mohammed tariq aftab from the department of pharmacology , university of karachi. karachi-75270, pakistan. ghazala hafeez rizwani from the department of pharmacognosy, faculty of pharmacy, university of karachi. karachi-75270, pakistan

serum alpha-tocopherol of98(62 male and 36 female) cancer patients and 30 (13 male and 17 female) control healthy subjects was investigated. the cancer patients showed a significantly low level of alpha-tocopherol as compared to control healthy subjects. also, significantly higher levels of serum alpha-tocopherol were found in complete remission patients as compared to the partial response pati...

Journal: :bulletin of the iranian mathematical society 2012
l. zhao x. zhu

we introduce the notion ofstrongly $alpha$-reversible rings which is a strong version of$alpha$-reversible rings, and investigate its properties. we firstgive an example to show that strongly reversible rings need not bestrongly $alpha$-reversible. we next argue about the strong$alpha$-reversibility of some kinds of extensions. a number ofproperties of this version are established. it is shown ...

Journal: :iranian journal of radiation research 0
t. hosseini national radiation protection department, iranian nuclear regulatory authority, tehran, iran a. a. fathivand

background: this study consists of two parts. the first part deals with both qualitative and quantitative analysis of 226ra using alpha spectrometry measurement method. in the second part, the percentage of radioactive equilibrium between 226 ra and its daughter products were determined by alpha spectrometry and total alpha measurement system after elapsed time of 15 days from precipitation. ma...

Journal: :international journal of nonlinear analysis and applications 0
eqbal keyhani department of mathematics, mashhad branch, islamic azad university, mashhad, iran. mahmoud hassani department of mathematics, mashhad branch, islamic azad university, mashhad, iran maryam amyari department of mathematics, mashhad branch, islamic azad university, mashhad, iran.

martindale proved that under some conditions every multiplicative isomorphism between two rings is additive. in this paper, we extend this theorem to a larger class of mappings and conclude that every multiplicative $(alpha, beta)-$derivation is additive.

We introduce and study the concept of $alpha $-semi short modules.Using this concept we extend some of the basic results of $alpha $-short modules to $alpha $-semi short modules.We observe that if $M$ is an $alpha $-semi short module then the dual perfect dimension of $M$ is $alpha $ or $alpha +1$.%In particular, if a semiprime ring $R$ is $alpha $-semi short as an $R$-module, then its Noetheri...

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