Zobrazeno 1 - 10
of 563
pro vyhledávání: '"ambient dose equivalent"'
Publikováno v:
Journal of Medical Physics, Vol 49, Iss 3, Pp 473-479 (2024)
Purpose: The distribution of neutron ambient dose equivalent within the TrueBeam 10 MV photon chamber was investigated. Materials and Methods: The research used particle and heavy ion transport code system (PHITS) code and JENDL-5.0 to simulate the n
Externí odkaz:
https://doaj.org/article/9b0046f21083479ebb9f3a32a04bab69
Publikováno v:
Journal of Isotopes, Vol 37, Iss 4, Pp 372-378 (2024)
The monitoring of neutron ambient dose equivalent rate in a radiation field is of significant importance as it can reflect the operational status of nuclear facilities and provide radiation protection information. Currently, the commonly used monitor
Externí odkaz:
https://doaj.org/article/68fdf929300d4c9fa55e6d7c7cb611dd
Publikováno v:
Радиационная гигиена, Vol 17, Iss 2, Pp 138-147 (2024)
The paper (in two parts) presents an overview of the new guidelines MR 2.6.1.0333-23 (approved on 01 December 2023) that supersede guidelines MU 2.6.1.2838-11, which were used for organizing radiation surveys of residential, public and industrial bui
Externí odkaz:
https://doaj.org/article/c5d17b5dbd104716831473e992801a9a
Autor:
Manaya Taoka, Rui Kudo, Ryohei Yamada, Yasutaka Omori, Kazutaka Tanaka, Masahiro Hosoda, Shinji Tokonami
Publikováno v:
Ecotoxicology and Environmental Safety, Vol 288, Iss , Pp 117394- (2024)
The radiation dose reduction factor represents a building’s shielding capability against radiation in scenarios of potential nuclear accidents. Notably, the radiation dose reduction for school buildings and gymnasiums have not yet been determined,
Externí odkaz:
https://doaj.org/article/5bbd330bdb2c4d51b40b8f54222e7e67
Autor:
Rina Sato, Kazuya Yoshimura, Yukihisa Sanada, Satoshi Mikami, Tsutomu Yamada, Takamasa Nakasone, Seiichi Kanaizuka, Tetsuro Sato, Tsubasa Mori, Marie Takagi
Publikováno v:
Environment International, Vol 194, Iss , Pp 109148- (2024)
Assessing individual external exposure doses from ambient dose equivalents is valuable for predictive and retrospective purposes when personal dosimeters are impractical. This study developed a model to assess individual external exposure doses from
Externí odkaz:
https://doaj.org/article/c474e180c79848d8b097e44e86851562
Publikováno v:
Nanomaterials, Vol 14, Iss 21, p 1696 (2024)
This study aimed to assess and compare the shielding performance of boron-containing materials for neutrons generated in proton therapy and used in boron neutron capture therapy (BNCT). Five composites, including AlB2, Al-B4C, Al-TiB2, Al-BN, and Al-
Externí odkaz:
https://doaj.org/article/d6206278806c4be1b09f92406b082b23
Autor:
T. A. Kormanovskaya, I. K. Romanovich, N. E. Vyaltsina, S. V. Gaevoy, D. V. Kononenko, K. A. Saprykin, E. S. Kokoulina, N. A. Koroleva
Publikováno v:
Радиационная гигиена, Vol 16, Iss 2, Pp 7-18 (2023)
The paper presents the estimated doses to the population of six eastern districts of the Orenburg region, Russia, based on the results of a comprehensive radiation survey conducted in 2019 in 34 settlements with previously found elevated levels of ac
Externí odkaz:
https://doaj.org/article/c4637d4b61be4282a70dd808ae533123
Publikováno v:
Технічна інженерія, Vol 1, Iss 91, Pp 398-406 (2023)
The natural radiation background is an important abiotic factor. Nowadays, radiation from natural sources is enhanced by a man-made component. Population growth stimulates construction, for which natural mineral raw materials are used. Uranium and it
Externí odkaz:
https://doaj.org/article/0a3b7743510b432284c5195fd1a52f95
Autor:
T. A. Kormanovskaya, I. K. Romanovich, N. E. Vyaltsina, S. V. Gaevoy, L. V. Bondar, D. V. Kononenko, K. A. Saprykin, E. S. Kokoulina, T. A. Balabina, N. A. Koroleva
Publikováno v:
Радиационная гигиена, Vol 16, Iss 1, Pp 6-18 (2023)
The paper presents results of a comprehensive radiation survey conducted in 2019 in six districts of the eastern part of the Orenburg region in 37 settlements with previously found elevated levels of activity concentration of natural radionuclides in
Externí odkaz:
https://doaj.org/article/c59151a1cae44364a611e4b6cc648414
Autor:
Tanawat Tawonwong, Sivalee Suriyapee, Tanapol Dachviriyakij, Vithit Pungkun, Sirinya Ruangchan, Taweap Sanghangthum
Publikováno v:
Journal of Medical Physics, Vol 48, Iss 3, Pp 243-247 (2023)
Purpose: The high-energy proton produces the unwanted dose contribution from the secondary neutron. The main purpose of this study is to report the validation results of in-house neutron moderator based on poly allyl diglycol carbonate (CR-39) detect
Externí odkaz:
https://doaj.org/article/be1f70482b7c42059fb3105a3d0b8cb7