Zobrazeno 1 - 10
of 759
pro vyhledávání: '"J. R. Sun"'
Accelerated protons with energies up to 70 MeV based on the optimized SG-II Peta-watt laser facility
Autor:
H. H. An, W. Wang, J. Xiong, C. Wang, X. Pan, X. P. Ouyang, S. Jiang, Z. Y. Xie, P. P. Wang, Y. L. Yao, N. Hua, Y. Wang, Z. C. Jiang, Q. Xiao, F. C. Ding, Y. T. Wan, X. Liu, R. R. Wang, Z. H. Fang, P. Q. Yang, Y. E. Jiang, P. Z. Zhang, B. Q. Zhu, J. R. Sun, B. Qiao, A. L. Lei, J. Q. Zhu
Publikováno v:
High Power Laser Science and Engineering, Vol 11 (2023)
The target backsheath field acceleration mechanism is one of the main mechanisms of laser-driven proton acceleration (LDPA) and strongly depends on the comprehensive performance of the ultrashort ultra-intense lasers used as the driving sources. The
Externí odkaz:
https://doaj.org/article/f72fa76be1f04fcf87e1b11a3ae81fd6
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 056417-056417-6 (2018)
Polycrystalline MnCoGe0.99In0.01 with magnetostructural transition temperature (Tmstr) around 330 K has been prepared by arc-melting technique, and the pressure-tuned magnetostructural transition as well as the magnetocaloric effect (MCE) has been in
Externí odkaz:
https://doaj.org/article/533d662fc2ab4215ad8b67e77084e5d2
Autor:
S. L. Zuo, B. Zhang, K. M. Qiao, L. C. Peng, R. Li, J. F. Xiong, Y. Zhang, X. Zhao, D. Liu, T. Y. Zhao, J. R. Sun, F. X. Hu, B. G. Shen
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 056801-056801-6 (2018)
The magnetic domain evolution behavior under external field stimuli of temperature and magnetic field in PrMn2Ge0.4Si1.6 compound is investigated using Lorentz transmission electron microscopy. A spontaneous 180° magnetic domain is observed at room
Externí odkaz:
https://doaj.org/article/cc4e3e7accc546f6b9719b4b453e4b46
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 056435-056435-6 (2018)
Modulating the oxygen defect concentration has been accepted as an effective method to obtain high catalytic activity in perovskite cobaltites. However, controllably modifying the oxygen vacancy is still a challenge in this type of materials, which s
Externí odkaz:
https://doaj.org/article/8ea223b6d3764d19818146cc72a439ab
Autor:
X. Zhao, W. L. Zuo, D. Liu, J. F. Xiong, S. L. Zuo, Y. Zhang, X. Q. Zheng, F. X. Hu, T. Y. Zhao, J. R. Sun, B. G. Shen
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 056211-056211-5 (2018)
The hard magnetic (La,Ce)Co5 nanoflakes with high coercivity and narrow thickness distribution have been successfully obtained by surfactant-assisted ball milling (SABM). The magnetic properties, morphology and interaction of (La,Ce)Co5 nanoflakes ar
Externí odkaz:
https://doaj.org/article/9a27e13365a74caeac2e7b95fb591c04
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 056011-056011-6 (2018)
Using 3D micromagnetics package OOMMF, the ground states of Ce2Fe14B amorphous nanodisks with different dimensions, initial magnetization states and magnetocrystalline anisotropy constants (K) in zero external field were investigated. The simulations
Externí odkaz:
https://doaj.org/article/6d6a26eba42744c3be8c5ea72decbb3d
Autor:
R. X. Shang, J. F. Xiong, R. Li, W. L. Zuo, J. Zhang, T. Y. Zhao, R. J. Chen, J. R. Sun, B. G. Shen
Publikováno v:
AIP Advances, Vol 7, Iss 5, Pp 056215-056215-5 (2017)
MM14Fe79.9B6.1 magnets were prepared by conventional sintering method. The Curie temperature of the sintered MM2Fe14B magnet was about 210 °C. When the sintering temperature increased from 1010 °C to 1030 °C, the density of the magnet increased fr
Externí odkaz:
https://doaj.org/article/e1b8a7f14b974855b694554dac0e68e3
Publikováno v:
AIP Advances, Vol 7, Iss 5, Pp 055821-055821-6 (2017)
SrTiO3 is a model perovskite oxide of abundant physical properties, which are closely associated with internal oxygen vacancy (VO) defects. Through in situ X-ray diffraction measurements, we observed a remarkable structural expansion in the near-surf
Externí odkaz:
https://doaj.org/article/631525d7af2942629f587c877091c92d
Autor:
X. Zhao, W. L. Zuo, M. Zhang, D. Liu, J. F. Xiong, R. X. Shang, J. Zhang, T. Y. Zhao, J. R. Sun, B. G. Shen
Publikováno v:
AIP Advances, Vol 7, Iss 5, Pp 056203-056203-5 (2017)
The hard magnetic MMCo5 nanoflakes with high coercivity and narrow size distribution have been successfully obtained by three steps surfactant-assisted ball milling (SABM). The magnetic properties, phase structure and morphology of these MMCo5 nanofl
Externí odkaz:
https://doaj.org/article/b015435f689e4c239d42e8c33b23fff5
Autor:
D. Liu, T. Y. Zhao, R. Li, M. Zhang, R. X. Shang, J. F. Xiong, J. Zhang, J. R. Sun, B. G. Shen
Publikováno v:
AIP Advances, Vol 7, Iss 5, Pp 056201-056201-6 (2017)
A three-dimensional finite element model was performed to study the magnetization reversal of (CexNd1-x)2Fe14B nanocomposite permanent magnets. The influences of volume fraction, width and performance parameters of the grain boundary (GB) composition
Externí odkaz:
https://doaj.org/article/3ecfaecc5d674788bab380cf9f37cd5b