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Autor:
Yang, Jie, Shen, Xiao-Li, Lu, Wei, Yi, Wei, Li, Zheng-Cai, Ren, Zhi-An, Che, Guang-Can, Dong, Xiao-Li, Sun, Li-Ling, Zhou, Fang, Zhao, Zhong-Xian
New iron-arsenide superconductors of REFeAsO1-delta (RE = Ho, Y, Dy and Tb) were successfully synthesized by a high pressure synthesizing method with a special rapid quenching process, with the onset superconducting critical temperatures at 50.3 K, 4
Externí odkaz:
http://arxiv.org/abs/0809.3582
Publikováno v:
submiited on 24 Aug. 2008
We measured the initial M-H curves for a sample of the newly discovered superconductor NdFeAsO0.82Fe0.18, which had a critical temperature, Tc, of 51 K, and was fabricated at the high pressure of 6 GPa. The lower critical field, Hc1, was extracted fr
Externí odkaz:
http://arxiv.org/abs/0808.3398
The flux pinning mechanism of NdO0.82F0.18FeAs superconductor made under high pressure, with a critical temperature, Tc, of 51 K, has been investigated in detail in this work. The field dependence of the magnetization and the temperature dependence o
Externí odkaz:
http://arxiv.org/abs/0806.1318
Autor:
Yang, Jie, Li, Zheng-Cai, Lu, Wei, Yi, Wei, Shen, Xiao-Li, Ren, Zhi-An, Che, Guang-Can, Dong, Xiao-Li, Sun, Li-Ling, Zhou, Fang, Zhao, Zhong-Xian
Publikováno v:
Supercond. Sci. Technol. 21 (2008) 082001
Here we report the fabrication and superconductivity of the iron-based arsenic-oxide GdFeAsO1-delta compound with oxygen-deficiency, which has an onset resistivity transition temperature at 53.5 K. This material has a same crystal structure as the ne
Externí odkaz:
http://arxiv.org/abs/0804.3727
Autor:
Lu, Wei, Shen, Xiao-Li, Yang, Jie, Li, Zheng-Cai, Yi, Wei, Ren, Zhi-An, Dong, Xiao-Li, Che, Guang-Can, Sun, Li-Ling, Zhou, Fang, Zhao, Zhong-Xian
Publikováno v:
Solid State Communications 148 (2008), pp. 168-170
Here we report the superconductivity in the LaFeAsO1-xFx system prepared by high pressure synthesis. The highest onset superconducting transition temperature (Tc) in this La-based system is 41.0 K with the nominal composition of LaFeAsO1-xFx (x = 0.6
Externí odkaz:
http://arxiv.org/abs/0804.3725
Autor:
Ren, Zhi-An, Che, Guang-Can, Dong, Xiao-Li, Yang, Jie, Lu, Wei, Yi, Wei, Shen, Xiao-Li, Li, Zheng-Cai, Sun, Li-Ling, Zhou, Fang, Zhao, Zhong-Xian
Publikováno v:
Europhysics Letters, 83 (2008) 17002.
Here we report a new class of superconductors prepared by high pressure synthesis in the quaternary family ReFeAsO1-delta (Re = Sm, Nd, Pr, Ce, La) without fluorine doping. The onset superconducting critical temperature (Tc) in these compounds increa
Externí odkaz:
http://arxiv.org/abs/0804.2582
Autor:
Ren, Zhi-An, Lu, Wei, Yang, Jie, Yi, Wei, Shen, Xiao-Li, Li, Zheng-Cai, Che, Guang-Can, Dong, Xiao-Li, Sun, Li-Ling, Zhou, Fang, Zhao, Zhong-Xian
Publikováno v:
Chin. Phys. Lett. 25, 2215 (2008)
Here we report the superconductivity in the iron-based oxyarsenide Sm[O1-xFx]FeAs, with the onset resistivity transition temperature at 55.0 K and Meissner transition at 54.6 K. This compound has the same crystal structure as LaOFeAs with shrunk crys
Externí odkaz:
http://arxiv.org/abs/0804.2053
Autor:
Ren*, Zhi-An, Yang, Jie, Lu, Wei, Yi, Wei, Shen, Xiao-Li, Li, Zheng-Cai, Che, Guang-Can, Dong, Xiao-Li, Sun, Li-Ling, Zhou, Fang, Zhao*, Zhong-Xian
Publikováno v:
Europhysics Letters, 82 (2008) 57002
The recently discovered quaternary arsenide oxide superconductor La[O1-xFx]FeAs with the superconducting critical transition temperature (Tc) of 26 K [1], has been quickly expanded to another high-Tc superconducting system beyond copper oxides by the
Externí odkaz:
http://arxiv.org/abs/0803.4234
Publikováno v:
Applied Physiology, Nutrition & Metabolism. 2019, Vol. 44 Issue 1, p1-6. 6p.
