نتایج جستجو برای: general radiation

تعداد نتایج: 943576  

1997
T. P. Barnett

The principal goal of the Atmospheric Radiation Measurement Program (ARM) is to obtain data that will be useful in improving the parameterization of clouds in General Circulation Models (GCMs). With this goal in mind, an extensive field program has been initiated in Oklahoma to obtain the necessary measurements. The field site consists of a central location where an enormous set of cloud and ra...

2008
Zhibo Xu Bin Chen

We calculate the total flux of Hawking radiation from Kerr-(anti)de Sitter black holes by using gravitational anomaly method developed in [6]. We consider the general Kerr(anti)de Sitter black holes in arbitrary D dimensions with the maximal number [D/2] of independent rotating parameters. We find that the physics near the horizon can be described by an infinite collection of (1 + 1)-dimensiona...

2013
Mikhail V. Rybin Polina V. Kapitanova Dmitry S. Filonov Alexey P. Slobozhanyuk Pavel A. Belov Yuri S. Kivshar Mikhail F. Limonov

Mikhail V. Rybin,1,2,* Polina V. Kapitanova,2 Dmitry S. Filonov,2 Alexey P. Slobozhanyuk,2 Pavel A. Belov,2 Yuri S. Kivshar,2,3 and Mikhail F. Limonov1,2 1Ioffe Physical-Technical Institute, St. Petersburg 194021, Russia 2National Research University for Information Technology, Mechanics and Optics (ITMO), St. Petersburg 197101, Russia 3Nonlinear Physics Center, Research School of Physics and E...

Journal: :Annals of the ICRP 2015
S Miyazaki C Hill

Non-cancer effects and risks at low doses from ionising radiation are controversial topics within the field of radiation protection. These issues are discussed in International Commission on Radiological Protection (ICRP) Publication 118, 'ICRP statement on tissue reactions'. Both non-cancer effects and risks are expected to become increasingly important to the system of radiation protection. B...

2008
Ivan V. Bazarov Tsukasa Miyajima

General Particle Tracer (GPT) is a particle tracking code, which includes 3D space charge effect based on a nonequidistant multigrid Poisson solver or a point-to-point method. It is used to investigate beam dynamics in ERL and FEL injectors. We have developed a new routine to simulate coherent synchrotron radiation (CSR) in GPT based on the formalism of Sagan [1]. The routine can calculate 1D-w...

Journal: :پژوهش های زراعی ایران 0
محسن جهان محمد بهزاد امیری حمید رضا احیائی

cultivation of high efficacy crops in resource utilization, especially with higher water and radiation use efficiencies is one of the important strategies to achieve the goals of sustainable agriculture. align with these guidelines and in order to estimate light extinction coefficient and radiation use efficiency of sesame a split plot arrangement of two factors based on randomized complete blo...

2007
K. E. Holbert

The detrimental consequences of radiation are referred to as radiation damage. To understand the effects of radiation, one must first be familiar with the radiations and their interaction mechanisms. Further, the fundamental characteristics of the material(s) being irradiated must also be understood. A brief summary of the characteristics of radiation is first presented below. This is followed ...

2006
A. Mitra

Even when we consider Newtonian stars, i.e., stars with surface gravitational redshift, z ≪ 1, it is well known that, theoretically, it is possible to have stars, supported against self-gravity, almost entirely by radiation pressure. However, such Newtonian stars must necessarily be supermassive(Weinberg 1972).We point out that this requirement for excessive large M , in Newtonian case, is a co...

Mohi Rezvani

Radiation-induced normal tissue lesions, once seen as a consequence of loss of proliferative integrity of clonogenic target cells, inevitable and untreatable are now viewed as a result of dynamic interactions between multiple cell lines within a particular tissue that can be intervened. Normal tissue damage is the most important limiting factor in radiotherapy and a major component in the medic...

2016
Moonkyoo Kong Deok-Sang Hwang Jee Young Lee Seong Woo Yoon

Purpose. This study was performed to evaluate the efficacy and safety of Jaungo in preventing radiation dermatitis in patients with breast cancer. Methods. Thirty patients were prospectively enrolled and randomly assigned to receive Jaungo or general supportive skin care. Radiation dermatitis and pain were examined at daily intervals from the start of radiotherapy until 4 weeks after its comple...

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