RADIOACTIVITY

作品数:150被引量:131H指数:5
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Investigation of heavy particle radioactivity and spontaneous fission of even-Z superheavy nuclei
《Chinese Physics C》2025年第4期77-89,共13页Kirandeep Sandhu Gurjit Kaur Manoj K.Sharma 
Supported by the Department of Science and Technology(DST)and Science and Engineering Research Board(SERB),New Delhi(CRG/2021/001144)。
The preformed cluster model(PCM)is applied to investigate the heavy particle radioactivity(HPR)and spontaneous fission(SF)processes for even-Z superheavy nuclear systems.Different proximity potentials are used to calc...
关键词:heavy particle radioactivity preformed cluster model ground state decay 
Alkaline igneous rocks,a potential source of rare metals and radioactive minerals:Case study at Amreit area,south Eastern Desert,Egypt
《Acta Geochimica》2025年第1期189-214,共26页Baaha M.Emad 
Alkaline igneous rocks represent one of the most economically important resources of radioactive minerals and rare metals.New field observations and petrographic studies are integrated with whole-rock geochemical anal...
关键词:Amreit area Alkaline rocks RADIOACTIVITY Geochemistry Post-collision A-type granite EGYPT 
Systematic study on heavy-particle radioactivity of superheavy nuclei ^(297–300)119
《Nuclear Science and Techniques》2024年第11期108-123,共16页Megha Chandran V.K.Anjali K.P.Santhosh 
In the current study,we examined every possible cluster-daughter combination in the heavy-particle decay of isotopes ^(297-300)119 and computed the decay half-lives using the modified generalized liquid drop model(MGL...
关键词:Cluster radioactivity Alpha radioactivity Superheavy nuclei 
The role of the Arctic Monitoring and Assessment Programme(AMAP)in reducing pollution of the Arctic and around the globe被引量:1
《Environmental Science and Ecotechnology》2024年第1期48-58,共11页Lars-Otto Reiersen Katrin Vorkamp Roland Kallenborn 
Katrin Vorkamp acknowledges funding from the Danish Environmental Protection Agency;Roland Kallenborn acknowledges funding from the Norwegian University of Life Sciences(NMBU)and the University of the Arctic(UArctic).
This article presents the initiation and implementation of a systematic scientific and political cooperation in the Arctic related to environmental pollution and climate change,with a special focus on the role of the ...
关键词:Climate change Heavy metals Human health Indigenous peoples Persistent organic pollutants RADIOACTIVITY 
Study of various ground state decay mechanisms of Actinide nuclei
《Chinese Physics C》2023年第10期197-212,共16页Chahat Jindal Nitin Sharma Manoj K.Sharma 
Financial support from the Department of Science and Technology (DST),New Delhi,India in the form of a research project grant (CRG/2021/001144)
The special property of the actinide mass region is that nuclei belonging to this group are radioactive and undergo different ground state processes,such as alpha decay,cluster radioactivity(CR),heavy particle radioac...
关键词:Alpha decay cluster radioactivity spontaneous fission heavy particle radioactivity ground state decay 
Two-proton radioactivity from excited states of proton-rich nuclei within Coulomb and Proximity Potential Model被引量:1
《Nuclear Science and Techniques》2023年第9期1-7,共7页De-Xing Zhu Yang-Yang Xu Li-Jia Chu Xi-Jun Wu Biao He Xiao-Hua Li 
supported by the National Natural Science Foundation of China(Nos.12175100 and 11975132);the Construct Program of the Key Discipline in Hunan Province,the Research Foundation of Education Bureau of Hunan Province,China(No.18A237);the Natural Science Foundation of Hunan Province,China(No.2018JJ2321);the Innovation Group of Nuclear and Particle Physics in USC,the Opening Project of Cooperative Innovation Center for Nuclear Fuel Cycle Technology and Equipment,University of South China(No.2019KFZ10).
In the present work,we extend the Coulomb and Proximity Potential Model(CPPM)to study two-proton(2p)radioactivity from excited states while the proximity potential is chosen as AW95 proposed by Aage Withner in 1995.De...
关键词:2p radioactivity CPPM HALF-LIVES Excited state 
Research on two-proton radioactivity in density-dependent cluster model被引量:2
《Science China(Physics,Mechanics & Astronomy)》2023年第2期59-67,共9页Ziyi Yuan Dong Bai Zhen Wang Zhongzhou Ren Dongdong Ni 
supported by the National Natural Science Foundation of China (Grant Nos. 12035011, 12022517, 11975167, 11947211, 11905103,11881240623, and 11961141003);the National Key R&D Program of China(Grant No. 2018YFA0404403);the Science and Technology Development Fund of Macao (Grant No. 0048/2020/A1);the Fundamental Research Funds for the Central Universities (Grant No. 22120200101)。
The density-dependent cluster model(DDCM) provides a unified framework to study α decay,heavy-cluster radioactivity,and proton emission.Two-proton(2p) radioactivity is a rare decay mode of exotic nuclei near or beyon...
关键词:CLUSTER RADIOACTIVITY DECAY 
Observation and research of deep underground multi-physical fields—Huainan–848 m deep experiment被引量:4
《Science China Earth Sciences》2023年第1期54-70,共17页Yun WANG Yaxin YANG Heping SUN Chengliang XIE Qisheng ZHANG Xiaoming CUI Chang CHEN Yongsheng HE Qiangqiang MIAO Chaomin MU Lianghui GUO Jiwen TENG 
supported by the National Natural Science Foundation of China (Grant Nos.62127815,42150201,U1839208)
Compared with the surface,the deep environment has the advantages of allowing“super-quiet and ultra-clean”-geophysical field observation with low vibration noise and little electromagnetic interference,which are con...
关键词:Multi-physical fields RADIOACTIVITY GRAVITY GEOMAGNETIC Electromagnetic EARTHQUAKE Observations deep underground 
Two-proton radioactivity of the excited state within the Gamow-like and modified Gamow-like models被引量:3
《Nuclear Science and Techniques》2022年第10期1-10,共10页De-Xing Zhu Yang-Yang Xu Hong-Ming Liu Xi-Jun Wu Biao He Xiao-Hua Li 
supported by the National Natural Science Foundation of China(Nos.12175100 and 11975132);the Construct Program of the Key Discipline in Hunan Province;the Research Foundation of the Education Bureau of Hunan Province,China(No.18A237);the Natural Science Foundation of Hunan Province,China(No.2018JJ2321);the Innovation Group of Nuclear and Particle Physics in USC;the Opening Project of the Cooperative Innovation Center for Nuclear Fuel Cycle Technology and Equipment,University of South China(No.2019KFZ10)。
In this study,we systematically investigated the two-proton(2p)radioactivity half-lives from the excited state of nuclei near the proton drip line within the Gamowlike model(GLM)and modified Gamow-like model(MGLM).The...
关键词:2p radioactivity Gamow-like model Halflife Excited state 
Fast analysis method of strontium-90 after separation using crown ether resin
《Radiation Medicine and Protection》2022年第2期96-100,共5页Fei Chen Linlin Yan Fei Gao Xiao Ge Qiang Xiong Zhen Zhang Feng Zhang Jingguang Fan 
This work was supported by the National Key Research and Development Program of China(No.2017YFC1601602);Environmental Radioactivity Research Network Center(ERAN I-21-18);Key Program of Tianjin Municipal Natural Science Foundation(No.19JCZDJC40500);Program of National Center for Occupational Safety and Health(No.2020010).
Objective:To explore the separation condition for 90Sr using crown ether resin,in order to establish a fast method for analysis of 90Sr in food and environmental samples.Methods:Stable strontium isotope(88Sr)was used ...
关键词:STRONTIUM-90 RESIN Environmental samples RADIOACTIVITY 
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