supported by the National Natural Science Foundation of China under Grant No.10225417;the National Basic Research Program of China under Grant No.2006CB601003。
A high saturation magnetic flux density(Bs)is essential for the development of Fe-based amorphous alloys for electromagnetic devices and motors.However,achieving a high Bs often compromises the glass-forming ability(G...
Supported by the Ministry of Science and Technology and Ministry of Education of China;the Key Grant Project of Chinese Ministry of Education under Grant No 306020;the National Natural Science Foundation of China under Grant Nos 11274035 and 11328401;the National High-Tech ICF Committee in China,the Yin-He Super-computer Center,Institute of Applied Physics and Mathematics;the National Basic Research Program of China under Grant No 2011CB921501
The ionization potential (IP) is a basic property of an atom, which has many applications such as in element analysis. With the Dirac-Slater methods (i.e., mean field theory), IPs of all occupied orbitals for elem...
Supported by the National Natural Science Foundation of China under Grant No 61176101;the Ph.D.Programs Foundation of Ministry of Education of China(20120101120156);the Fundamental Research Funds For the Central Universities(2012FZA4016).
Ni silicide thermal stability is improved by the use of a Ni-V(nickel vanadium)alloy target.The relationship between the formation temperature and the thermal stability of Ni silicide is investigated.The sheet resista...
Supported by Regione Piemonte under Grant No D23;the WWS Project of the Univerity of Torino.
Amorphous alloys with a composition(at.%)Fe_(48)Cr_(15)Mo_(14)C_(15)B_(6)Y_(2) were prepared by using either pure elements(alloy B1)or a commercial AISI430 steel as a base material(B2).When prepared from pure elements...
Supported by the National Natural Science Foundation of China under Grant Nos 10447141 and 10775182, the National Basic Research Program of China (2007CB815000), and the Youth Foundation of Beijing University of Chemical Technology under Grant No QN0622.
The production of C, N, O elements in a standard big bang nucleosynthesis scenario is investigated. Using the up-to-date data of nuclear reactions in BBN, in particular the ^8Li (n,γ) ^9Li which has been measured i...
Supported by the National Natural Science Foundation of China under Grant Nos 10975100, 10979024 and 10705014, the National Basic Research Program of China under Grant No 2007CB815002.
We investigate the effects of the nuclear hexadecapole deformations on the interaction potentials between nuclei, the driving potentials and the fusion probabilities for some cold fusion reactions leading to super-hea...
Supported by the National Natural Science Foundation of China under Grant Nos 10634020, 10390161, 60621063, and 60478047, the National Basic Research Programme of China Grant No 2007CB815101, the National Hi-Tech ICF Project, and the Internship Scholarship from French Rahone-Alps Region.
Sophora leaves from several areas in Beijing are analysed by femtosecond laser-induced breakdown spectroscopy (femto-LIBS). Although the used spectral detection system is not time-resolved, the spectral lines of tra...
Supported by the National Natural Science Foundation of China under Grant Nos 10505016 and 10435010, the Natural Science Foundation of Guangdong Province under Grant No 04300874; the Research and Development Fund of Shenzhen University (No 200550), the Knowledge Innovation Project of the Chinese Academy of Sciences under Grant Nos KJCX2-SW-N17 and KJCX.SYW.N2, and the GSI of Germany.
A double foMing method with simplified Skyrme-type nucleon nucleon interaction is used to calculate the nuclear interaction potential between two nuclei. The calculation is performed in tip-to-tip orientation of the t...
L x-ray intensity ratios Le/Lγ, Lα/L7 and Lβ/Lγ for ^92U and ^90Th are measured by using 59.5keV incident photon energy at 110° and 125° scattering angles. The samples are located in the external magnetic field ...
Supported by the National Natural Science Foundation of China under Grants Nos 10235020 and 10235030, and the Major State Basic Research and Development Programme of China under Grant No G200007400.
The dynamical process in the superheavy nucleus synthesis is studied on the basis of the two-dimensional Smoluchowski equation. Special attention is paid to the isotope dependence of the cross section for the superhea...