论文标题

样本量在分层超导体中的特殊效应

Peculiar effect of sample size in layered superconductors

论文作者

Kesharpu, K. K., Kochev, V. D., Grigoriev, P. D.

论文摘要

我们讨论一个分析模型来计算超导体积比。除此之外,我们的模型还可以预测嵌入式超导域的形状。我们应用了模型来计算(TMTSF)$ _ 2 $ PF $ _6 $,(TMTSF)$ _ 2 $ CLO $ _4 $,YBA $ _2 $ _2 $ _2 $ cu $ _4 $ _4 $ o $ o $ _8 $ _8 $ _8 $,$β$ _3 $ _3 $ _3 $ _2 $ _2 $ _2 $ _2通常,在分层超导体中,电阻率会各向异常下降。我们的分析还解释说,这种行为是由于超导样品的平坦或针状引起的。

We discuss an analytical model to calculate the superconducting volume ratio. Apart from this, our model can also predict the shape of embedded superconducting domains. We applied our model to calculate the superconducting volume ratios and shape of domains in (TMTSF)$_2$PF$_6$, (TMTSF)$_2$ClO$_4$, YBa$_2$Cu$_4$O$_8$, $β$-(BEDT)TTF$_2$I$_3$ and FeSe. Usually in layered superconductors resistivity drops anisotropically. Our analysis also explains that, this behaviour is due to flat or needle shape of the superconducting samples.

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