HALOGENS

作品数:17被引量:7H指数:1
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相关作者:段永华更多>>
相关机构:昆明理工大学更多>>
相关期刊:《Open Journal of Applied Sciences》《Chinese Journal of Chemistry》《Science China(Physics,Mechanics & Astronomy)》《Acta Geologica Sinica(English Edition)》更多>>
相关基金:国家自然科学基金更多>>
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SOMO-HOMO level conversion in triarylmethyl-cored N-heterocyclic carbene-Au(I)complexes triggered by selecting coordination halogens
《Chinese Chemical Letters》2024年第11期512-516,共5页Le Zhang Hui-Yu Xie Xin Li Li-Ying Sun Ying-Feng Han 
support from the National Natural Science Fund for Distinguished Young Scholars of China(No.22025107);Shaanxi Fundamental Science Research Project for Chemistry&Biology(No.22JHZ003);the National Youth Top-notch Talent Support Program of China,Xi’an Key Laboratory of Functional Supramolecular Structure and Materials,and the FM&EM International Joint Laboratory of Northwest University。
Conventionally,organic radicals adhere to the Aufbau principle,the energy level of the singly occupied molecular orbital(SOMO)is not below the highest occupied molecular orbital(HOMO),but somewhat abnormal phenomena h...
关键词:SOMO-HOMO conversion N-heterocyclic carbenes Aufbau and non-Aufbau Electronic structure Halogen atoms Radical 
Separation of halogens and recovery of heavy metals from secondary copper smelting dust
《Transactions of Nonferrous Metals Society of China》2024年第8期2686-2701,共16页Zhi-lou LIU Zhi-kang CHEN Fu-ze SUN Zhi-heng ZHANG Kang YAN Shui-ping ZHONG Hui LIU Rui-xiang WANG Jia-yuan LI Zhi-feng XU 
the National Key Research and Development Program of China(No.2019YFC1908400);the National Natural Science Foundation of China(Nos.52174334,52374413);the Jiangxi Provincial Cultivation Program for Academic and Technical Leaders of Major Subjects,China(Nos.20212BCJ23007,20212BCJL23052);the Jiangxi Provincial Natural Science Foundation,China(Nos.20224ACB214009,20224BAB214040);the Double Thousand Plan of Jiangxi Province,China(No.S2021GDQN2970);the Distinguished Professor Program of Jinggang Scholars in Institutions of Higher Learning of Jiangxi Province,China.
The separation of halogens and recovery of heavy metals from secondary copper smelting(SCS)dust using a sulfating roasting−water leaching process were investigated.The thermodynamic analysis results confirm the feasib...
关键词:secondary copper smelting dust sulfating roasting water leaching halogen volatilization heavy metal separation 
Cubic H_(3)S stabilized by halogens:High-temperature superconductors at mild pressure
《Science China(Physics,Mechanics & Astronomy)》2023年第11期198-205,共8页Zihao Huo Defang Duan Qiwen Jiang Zihan Zhang Tian Cui 
supported by the National Natural Science Foundation of China(Grant Nos.12122405,52072188,and 12274169);the National Key R&D Program of China(Grant No.2022YFA1402304);the Program for Changjiang Scholars and Innovative Research Team in University(Grant No.IRT_15R23);the Jilin Provincial Science and Technology Development Project(Grant No.20210509038RQ)。
Superconductivity in compressed sulfur hydride(H_(3)S)at above 200 K has attracted great interest in the study of hydrogen-based superconductors.However,the pressure required to stabilize H_(3)S is 150 GPa,posing sign...
关键词:electron-phonon coupling SUPERCONDUCTIVITY hydrides first-principles calculation 
Accurate Formulae for the Cross-Section Data for the Radio-Halogen I-123 from Cyclotron Production
《Open Journal of Applied Sciences》2023年第9期1489-1497,共9页Sherif S. Nafee Amir M. Al-Ramady Manal F. Alshammari 
123I is the most widely used cyclotron-produced radio-halogen in medical research. In this paper, excitation function formulae for the nuclear reactions of 123I production are introduced. 124Te (p, 2n)123I and 127I (p...
关键词:Cross Section Radioisotope Production PET SPECT and Radio-Halogens 
Textural and compositional variation of mica from the Dexing porphyry Cu deposit:constraints on the behavior of halogens in porphyry systems
《Acta Geochimica》2023年第2期221-240,共20页Yan Liu Jian-Feng Gao Liang Qi Kang Min 
supported by the Chinese National Science Fund for Distinguished Young Scholars to Dr.Gao Jian-Feng(42025301).
The Dexing porphyry deposit is the largest porphyry Cu–Mo–Au deposit in South China.Biotite composition can record the physicochemical conditions and evolution history of magmatic-hydrothermal system.Biotite from th...
关键词:HALOGEN Dexing porphyry deposit BIOTITE GEOCHEMISTRY Porphyry Cu deposit 
Deciphering fluid origins in the Paleozoic Laoshankou Fe-Cu-Au deposit, East Junggar: Constraints from noble gases and halogens被引量:1
《Geoscience Frontiers》2021年第5期69-80,共12页Pei Liang Huayong Chen Liandang Zhao Chao Wu Yuling Xie Chun-Kit Lai 
supported by the Fundamental Research Funds for the Central Universities(FRF-TP-18-080A1);the National Natural Science Foundation of China(Grant Nos.42002076,41930427,41725009,U1603244);the Science and Technology Planning of Guangdong Province,China(2020B1212060055)。
To constrain the ore-fluid source(s)of the Laoshankou Fe-Cu-Au deposit(Junggar orogen,NW China),we analyzed the fluid inclusion(FI)noble gas(Ar,Kr and Xe)and halogen(Cl,Br and I)compositions in the hydrothermal epidot...
关键词:Halogen and noble gas Fluid inclusion Non-magmatic fluids Laoshankou Fe-Cu-Au deposit Central Asian Orogenic Belt(CAOB) 
Anomalous bond-length behaviors of solid halogens under pressure
《Chinese Physics B》2021年第7期420-424,共5页Min Wu Ye-Feng Wu Yi Ma 
the National Natural Science Foundation of China(Grant Nos.51701180,51871201,U1802254)。
The three halogen solids(Cl_(2),Br_(2),and I_(2))have the isostructural diatomic molecular phaseⅠwith a space group of Cmca at ambient pressure.At high pressure,they all go through an intermediate phaseⅤwith incomme...
关键词:high pressure structural transition HALOGEN first-principles calculation 
Butterfly and Nest-Shaped Tp*-W-Cu-S Cluster Monomers and Dimers with Hexamethylenetetramine as Ligand:Anion-Dependent Structures and Nonlinear Optical Properties被引量:1
《Chinese Journal of Chemistry》2021年第3期647-654,共8页Quan Liu Mingie Lu Lice Yu Yinglin Song Jianping Lang 
the National Natural Science Foundation of China(No.21701089).
Main observation and conclusion The assembly of[Et4N][Tp*WS3](1)with CuX(Tp*=hydridotris(3,5-dimethylpyrazol-1-yl)borate;X=Cl,Br,andI)or[Cu(MeCN)][PF6]in the presence of tetratopic ligand hexamethylenetetramine(HMT)af...
关键词:W/Cu/S cluster HEXAMETHYLENETETRAMINE HALOGENS Crystal growth Nonlinear optics 
Preliminary measurements of boundary layer reactive halogens based on MAXDOAS technique over Salt Lake in West China
《Acta Geologica Sinica(English Edition)》2014年第S1期229-230,共2页LUO Yuhan SI Fuqi DOU Ke ZHOU Haijin XIE Pinhua 
supported by NSFCs (41306199);the Dean Research Funds for CAS Hefei Institute (YZJJ201304)
The reactive halogens play key roles in the destruction of boundary layer ozone by catalytic reactions and provide a fast pathway to the sedimentation of elemental gaseous mercury.The presence of bromine oxides in the...
关键词:reactive halogens MAX-DOAS salt lake 
Adsorption of fluorine and chlorine on Mg(0001) surface:A density functional theory investigation被引量:3
《Transactions of Nonferrous Metals Society of China》2014年第6期1844-1852,共9页段永华 
Project (51201079) supported by the National Natural Science Foundation of China;Project (2012Z099) supported by the Scientific Research Fund of Department of Education of Yunnan Province,China;Project (KKSY201251033) supported by the Scientific Research Foundation for Introduced Talents of KMUST,China
The adsorption of low-coverage of F and Cl adatoms on the Mg(0001) surface was investigated using first-principles calculations based on the density functional theory(DFT).The stability of the(2×2) structures f...
关键词:first principles HALOGENS F Cl Mg(0001) surface adsorption energy 
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