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Frequency dependent dielectric properties of Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ superconductor
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10.1063/1.3673307
/content/aip/journal/jap/111/1/10.1063/1.3673307
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/1/10.1063/1.3673307
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) An ac voltage is applied to an air filled capacitor and (b) The current leads the applied voltage by 90°.

Image of FIG. 2.
FIG. 2.

(a) An ac voltage is applied to capacitor with a dielectric between the plates, (b) The resistance is connected in series with the capacitor, and (c) The current leads the applied voltage by (90 -δ)°.

Image of FIG. 3.
FIG. 3.

The XRD patterns of of Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ (M = 0, Si, Ge, and Sn; y = 0, 1) superconductor samples.

Image of FIG. 4.
FIG. 4.

The resistivity verses temperature measurements of Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ (M = 0, Si, Ge, and Sn; y = 0, 1) superconductor samples.

Image of FIG. 5.
FIG. 5.

(a)–(d) The dielectric constant (ɛ/ r ) versus log of the frequency {Log (f)} of the external field applied on Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ (a) M = 0, y = 0, (b) M = Si, y = 1, (c) M = Ge, y = 1, and (d) M = Sn, y = 1, superconductor samples.

Image of FIG. 6.
FIG. 6.

(a)–(d) The imaginary part of dielectric (ɛ// r ) versus log of the frequency {Log (f)} of the external field applied on Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ (a) M = 0, y = 0, (b) M = Si, y = 1, (c) M = Ge, y = 1, and (d) M = Sn, y = 1, superconductor samples.

Image of FIG. 7.
FIG. 7.

(a)–(d) The absolute dielectric loss |tanδ| versus log of the frequency {Log (f)} of the external field applied on Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ (a) M = 0 and y = 0, (b) M = Si and y = 1, (c) M = Ge and y = 1, and (d) M = Sn and y = 1, superconductor samples.

Image of FIG. 8.
FIG. 8.

(a)–(d) The ac-conductivity versus log of the frequency {Log (f)} of the external field applied on Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ (a) M = 0 and y = 0, (b) M = Si and y = 1, (c) M = Ge and y = 1, and (d) M = Sn and y = 1, superconductor samples.

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/content/aip/journal/jap/111/1/10.1063/1.3673307
2012-01-13
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Frequency dependent dielectric properties of Cu0.5Tl0.5Ba2Ca2(Cu3-yMy)O10-δ superconductor
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/1/10.1063/1.3673307
10.1063/1.3673307
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