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4篇 您的检索式:作者名="PEI JunCheng"
    题名 作者 年代 出处 被引量
1Digestive tract morphology and food habits in six species of rodents显示文摘WANG Dehua PEI Yanxin YANG Juncheng 2003Folia Zool2003,52,4:1
2Determination of the cluster spectroscopic factor of the 10.3 MeV state in ^(12)Be显示文摘From an inelastic excitation and breakup experiment with a12Be beam at 29 MeV/u,a large4He+8He cluster decay width of 1.1(2)MeV is determined for a state at an excitation energy of 10.3 MeV and with a spin parity of 0+.By using the R-matrix analysis,a cluster spectroscopic factor of 0.53(10)is extracted from the cluster partial width,providing a strong support for the clustering structure in12Be.A specially designed zero-degree telescope played an essential role in the present experiment and has been demonstrated to be a promising tool in future studies of the molecular-like resonances near the cluster separation threshold.YANG ZaiHong YE YanLin LI ZhiHuan LOU JianLin XU FuRong PEI JunCheng TIAN ZhengYang LI KuoAng SUN YeLei CHEN Jie LI Jing JIANG Wei YANG Biao CHEN SiDong LIU Qiang ZANG HongLiang FENG Jun YIN ZheWei 2014Science China(Physics,Mechanics & Astronomy)2014,57,9:0
3Effects of the annealing temperature on the structure and up-conversion photoluminescence of ZnO film显示文摘The up-conversion film is being tried to increase the photoelectric conversion efficiency of the silicon solar cell. To improve the efficiency of the photoluminescence film, the effects of the annealing temperature were investigated on the structure and photoluminescence of the ZnO up-conversion film, which was prepared using the sol-gel method and the spin-coating technique. The results show that the organic compounds and water in the ZnO film were completely eliminated when the annealing temperature reached 500 ℃. The crystallinity of film is improved and the average grain size continuously increases as increasing the annealing temperature. The transmittance in the wavelength range of 400-2000 nm continuously increases as the annealing temperature increases from 500 ℃ to 700 0 C, whilst it decreases first and then increases as the annealing temperature increases from 800 ℃ to 1000℃. When the film is excited with a laser of 980 nm, there are two intense emission bands in the up-conversion emission spectra, 542-nm green light and 660-nm red light, corresponding to Ho^(3+):~5 S_2/~5 F_4→~5 I_8 and ~5 F_5→~5 I_8 transitions, respectively. In addition, the intensity of up-conversion luminescence for the film increases first and then decreases with the increase of the annealing temperature. When the annealing temperature is at 900 ℃, the film consists of small round compact particles with a high degree of crystallization,reaching maximum up-conversion intensity of the film.Xiaoqi Meng Changjiang Zhao Boxu Xu Pei Wang Juncheng Liu 2018Journal of Materials Science & Technology2018,34,12:0
4Exhaustive Exercise Does Not Affect Humoral Immunity and Protection after Rabies Vaccination in a Mouse Model显示文摘Rabies is one of the most dangerous and widespread zoonosis and is characterized by severe neurological signs and a high case-mortality rate of nearly 100%. Vaccination is the most effective way to prevent rabies in humans and animals. In this study, the relationship between exhaustive exercise and the humoral immune response after immunization with inactivated rabies vaccine was investigated in a mouse model with one-time exhaustive exercise. It was found that compared with the mice with no exercise after vaccination, no significant differences were found in those with exhaustive exercise after vaccination on body-weight changes, virus-neutralizing antibody(VNA) titers, antibody subtypes and survivor ratio after lethal rabies virus(RABV) challenge. This study indicated that exhaustive exercise does not reduce the effects of the rabies inactivated vaccine.Lun Xia Minrui Li Yajing Zhang Juncheng Ruan Jie Pei Jiale Shi Zhen F.Fu Ling Zhao Ming Zhou Dayong Tian 2018Virologica Sinica2018,33,3:0
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