EXHALATION

作品数：21被引量：14H指数：2
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相关机构：中国医科大学附属第一医院更多>>
相关期刊：《Annual Report of China Institute of Atomic Energy》《Natural Science》《Journal of Environmental Sciences》《Eco-Environment & Health》更多>>
相关基金：国家重点基础研究发展计划国家自然科学基金更多>>
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Exhalation metabolomics:A new force in revealing the impact of ozone pollution on respiratory health
《Eco-Environment & Health》2024年第4期407-411,共5页Chen Tao Peter Mettke Yaru Wang Xue Li Ligang Hu 
supported by the National Natural Science Foundation of China (Grant No.22106175,22193052);Guangdong Science and Technology Project (No.2022A0505050044).
1.Near-surface ozone Ozone(O3)is mainly distributed in the stratosphere of the atmosphere,with relatively low concentrations near the ground,but it has profound implications for climate change,ecological environment,a...
关键词：POLLUTION OZONE qualitative 
Characteristic parameters and radon exhalation rates of aerated concrete blocks
《Radiation Medicine and Protection》2024年第4期233-237,共5页Yanchao Song Junlin Wang Hongxing Cui Bing Shang Changsong Hou Yunyun Wu 
financially supported by the National Natural Science Foundation of China(No.11375164 and 12105274).
Objective:To understand the characteristic parameters and radon exhalation rates of aerated concrete blocks.Methods:A total of 39 nationally inspected samples were measured.Their dry density was determined based on th...
关键词：RADON Exhalation rate Aerated concrete block 
Radon exhalation rate from the latex pillows and its potential exposure to users
《Radiation Medicine and Protection》2024年第4期238-242,共5页Phachirarat Sola Kanokporn Boonsirichai Santi Raksawong Ritiron Samran Pimprapa Chaijak Hirofumi Tazoe Chutima Kranrod Rawiwan Kritsananuwat Sattawat Jongjitklang Vichai Puripunyavanich Masahiro Hosoda Waleeporn Pongkua Shinji Tokonami 
supported by the Thailand Institute of Nuclear Technology(TINT),Thailand.
Objective:To develop a new system to accurately measure the radon exhalation from the latex pillows,and to estimate its potential exposure to users.Methods:The new system is composed of two loops,the first loop is des...
关键词：Radon exhalation Latex pillow Annual effective dose 
Radon exhalation and emanation assessments in the Transdanubian Central Mountain in Hungary
《Radiation Medicine and Protection》2024年第4期254-259,共6页Mate Novak Zsolt Homoki Gergely Toth Anita Csordas Edit Toth-Bodrogi Miklos Hegedus Tibor Kovacs 
Project nos.K146322&K146315 were implemented with financial support provided by the Hungarian Ministry of Culture and Innovation from the National Research,Development and Innovation Fund financed under the OTKA K_23 funding scheme,Hungary.
Objective:To determine the radium-226 activity concentration,the massic radon exhalation rate and emanation factor of 55 soil samples from the Central Transdanubian Mountains in Hungary as well as possible radon exhal...
关键词：Soil Radium-226 Activity concentration Massic radon exhalation rate Emanation factor 
In-situ measurement via the flow-through method and numerical simulations for radon exhalation during measurements of the radon exhalation rate
《Nuclear Science and Techniques》2024年第7期192-207,共16页Ming Xia Yong-Jun Ye Shan-Wei Shang Ting Yu Dai-Jia Chen 
National Natural Science Foundation of China(No.11575080);Hunan Provincial Natural Science Foundation of China(No.2022JJ30482);Hunan Provincial Innovation Foundation for Postgraduate(No.QL20220206).
Small-scale measurements of the radon exhalation rate using the flow-through and closed-loop methods were conducted on the surface of a uranium tailing pond to better understand the differences between the two methods...
关键词：Radon exhalation FLOW-THROUGH Numerical simulation Accumulation chamber Multivariate regression 
Numerical simulations for radon migration and exhalation behavior during measuring radon exhalation rate with closed-loop method
《Nuclear Science and Techniques》2024年第1期81-95,共15页Ming Xia Yong-Jun Ye Shu-Yuan Liu 
This work was supported by the National Natural Science Foundation of China(No.11575080);the National Natural Science Foundation of Hunan Province,China(No.2022JJ30482);the Hunan Provincial Innovation Foundation for Postgraduates(No.QL20220206).
Accurate measurements of the radon exhalation rate help identify and evaluate radon risk regions in the environment.Among these measurement methods,the closed-loop method is frequently used.However,traditional experim...
关键词：Radon exhalation Numerical simulation Accumulation chamber 
U-Pb Geochronology and Geochemistry of Stratiform Garnet from the Aqishan Pb-Zn Deposit,Eastern Tianshan,Xinjiang,NW China:Constraints on Genesis of the Deposit被引量：2
《Acta Geologica Sinica(English Edition)》2022年第1期135-146,共12页WEN Bin ZHANG Yuanhou YANG Wanzhi DU Shangze WANG Peng LIU Jinwei CHEN Lei 
by a grant from the Xinjiang Geological Exploration Fund Project Management Center(Grant No.Y14-5-LQ05)。
The Aqishan lead-zinc deposit,located in the Jueluotag metallogenic belt of eastern Tianshan,Xinjiang,Northwest China,has a stratiform occurrence in the marine volcanic tuff of the Yamansu Formation.The ore body has a...
关键词：garnet LA-ICP-MS U-Pb dating hydrothermal exhalation sedimentary deposits garnet trace element geochemistry Aqishan Pb-Zn deposit 
Radiological characterization of building materials used in Malaysia and assessment of external and internal doses被引量：1
《Nuclear Science and Techniques》2019年第3期82-96,共15页Shittu Abdullahi Aznan Fazli Ismail Supian Samat 
supported by Universiti Kebangsaan Malaysia and Lynas Advanced Material Plant under Grant Numbers GGPM-2017-084 and ST-2017-012,respectively
In this study, the activity concentrations of ^(226)Ra,^(232)Th,^(222)Rn, and ^(40)K, emanation fractions(P),equilibrium equivalent concentration(EEC), and mass exhalation rates(E_m) of radon released from building ma...
关键词：Indoor radon EMANATION fraction Equilibrium EQUIVALENT concentration Mass EXHALATION rate Annual EFFECTIVE DOSE EFFECTIVE DOSE EQUIVALENT 
Assessment of Exposure Due to Technologically Enhanced Natural Radioactivity in Various Samples of Moroccan Building Materials被引量：1
《World Journal of Nuclear Science and Technology》2018年第4期176-189,共14页Bouchaib Kassi Aziz Boukhair Khadija Azkour Mohamed Fahad Mohammed Benjelloun Abdel-Mjid Nourreddine 
The aim of our present work is to measure the specific activities of the radionuclides 226Ra, 232Th, 40K and the exhalation rates in terms of area and mass of 222Rn in some samples of building materials commonly used ...
关键词：Building Materials Natural RADIOACTIVITY RADIONUCLIDE RADON EXHALATION Rate RADIUM Equivalent Annual Effective Dose 
Measurement of Natural Radioactivity and Radon Exhalation Rate in Coal Ash Samples from a Thermal Power Plant被引量：1
《World Journal of Nuclear Science and Technology》2016年第3期153-160,共8页Aziz Boukhair Laila Belahbib Khadija Azkour Hamid Nebdi Mohammed Benjelloun Abdelmjid Nourreddine 
Coal is the main energy source for electricity generation in the world. In Morocco, 37% of electricity generation comes from combustion coal in thermal power plants. This combustion process generates large amounts of ...
关键词：Natural Radioactivity Gamma Spectrometry LR115 Fly Ash Bottom Ash Equivalent Radium Annual Effective Doses Exhalation of Radon 
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