نتایج جستجو برای: internal protection
تعداد نتایج: 408589 فیلتر نتایج به سال:
The purpose of this study is to estimate internal dose to human body due to administration of I-131 using new biokinetic model of iodine. In this respect, we used international commission on radiological protection (ICRP) adult reference phantoms. Monte Carlo calculations were performed using MCNPX 2.6 code. The average dose to target organ per disintegration inside source organ, namely S facto...
Traditionally, radiation protection has focused on the radiation exposure of human beings. Recently, since the Rio Declaration emphasized the issue of sustainable development [1], the protection of the environment from the effects of ionizing radiations has become a key subject for all relevant international organizations in the field of radiation protection. There have been a number of interna...
Background: Recreational sun exposure has been associated with melanoma prevalence, and tourism settings are of particular interest for skin cancer prevention. Effective, affordable, and geographically flexible interventions to promote sun protection are needed. Objective: The aim of this study was to describe the protocol for a definitive randomized controlled trial (RCT) evaluating a smartpho...
This article presents a novel technique to distinguish between magnetizing inrush current and internal fault current of power transformer. An algorithm has been developed around the theme of the conventional differential protection method in which parallel combination of Probabilistic Neural Network (PNN) and Power Differential Protection (PDP) methods have been used. Both PNN and PDP method ar...
The elasticity and abundant availability of computational resources are attractive to intruders exploit cloud vulnerabilities and were able to launch attacks against legitimate users to gain access to private and privileged information. The Intrusion Detection Systems are presented as a possible solution for protection; however, to effectively protect the cloud users, IDS should have the abilit...
Of the three common objectives of information seurity availability is far less understood than con dentiality and integrity of information As threats against availability are too numerous to be identi ed a di ernt approach is required for the protection In this paper a layered protection of availability shall be established and the cost of protection shall be justi ed at each layer A very large...
This pilot study evaluated protection of an equine autogenous bacterin-toxoid vaccine against Corynebacterium pseudotuberculosis infection. Twenty-four BALB/c mice were inoculated with two doses of bacterin-toxoid vaccine or two injections of a placebo. Clinical, microbiologic, and pathologic outcomes were assessed after intradermal infection with one of two equine-origin C. pseudotuberculosis ...
Housed in a tiny TSOP6 package, the NCP1250 lends itself very well to the design of moderate to high output power converters. Some features such as Over Power Protection (OPP) and internal Over Voltage Protection (OVP) make the part a component of choice for applications where high performance and cost must be combined. This application note demonstrates the part capabilities in a 60 W ac−dc ad...
The purpose of this study was to analyze the strengths, weaknesses, threats and opportunities in the conservation of Baluchistan black bear in the south of Kerman province using the quantitative and qualitative approaches and presenting the sustainable strategic management program for conservation of this species. Using questionnaire, a list of internal and external environmental factors was co...
Aryl-substituted allylic chlorides are accommodated by a self-assembled cage in such a restricted orientation that the internal reaction sites are shielded while the external ones are exposed. This non-covalent protection enhances terminal regioselectivity in the allylic substitution.
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