dose rate


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dose rate

[′dōs ‚rāt]
(nucleonics)
The rate at which nuclear radiation is delivered.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The aim of this calculation is to ensure that the dose rate under the concrete floor is within the requirement of the radiation zoning.
The purpose of this study was to investigate the use of constant dose rate and constant angular spacing intensity-modulated arc therapy (CDR-CAS-IMAT) with conventional linacs for postoperative patients with cervical cancer.
Intracavitary radiation in the treatment of advanced esophageal carcinoma: A comparison of high dose rate vs.
[1] The data are based on the extensive study of mortality resulting from radiation exposure and a compilation of animal experimental data published by Jones, Morris, Wells, and Young at the Oak Ridge National Laboratory.[2] The LD[sub]50 for humans is mathematically predictable as a function of dose rate and duration of exposure.
Evidence that lifelong low dose rates of ionizing radiation increase lifespan in long- and short-lived dogs.
The height of each peak can indicate a change in the number of bonds within the material and indicates that the material is remaining the same throughout all dose rate exposures (Table 2).
Radiation oncology opinion was sought for and it was opined that patient be treated with high dose rate surface-mould brachytherapy because of its location leaving surgery as a salvage option.
Equation (2) shows that W is given in [mu]Gee [m.sup.2]/week units, and the equivalent dose rate in [mu]Sv/week units; the change from units of dose to equivalent dose is due to the weighting factor of the type of radiation, which for the photon rays is equal to 1 and permits changing from Gy to Sv.
The Monte Carlo N-Particle eXtended (MCNPX) (version 2.5) code, which transports many particle types at almost all energies, was used to simulate the movement of photons with random positions, directions, and energy in the given region to calculate the stent's 3D dose rate distribution in liquid water.
To evaluate the dose distribution inside the cage, we measured the average dose rate at Ave different points in the cage (at the four corners and at the center).
Villanueva and Walgenbach (2005) tested acetamiprid at dose rate of 115 ppm against Neoseiulus fallacis and observed mortality as (8.8%), (26.1%) and escape (8.8%), (17.0%) after 24 and 96 h respectively.
The density of each radionuclide at chosen region calculated by CATE 2.1 is introduced into ARShield and then converted to dose rate using point kernel integration method, which is as follows: