English
Related papers

Related papers: Low temperature specific heat of La_{3}Pd_{4}Ge_{4…

200 papers

The low-temperature specific heat of a superconductor Mo3Sb7 with T_c = 2.25 (0.05) K has been measured in magnetic fields up to 5 T. In the normal state, the electronic specific heat coefficient gamma_n, and the Debye temperature Theta_D…

Superconductivity · Physics 2008-03-21 V. H. Tran , W. Miiller , Z. Bukowski

The synthesis and crystallographic, thermodynamic and transport properties of single crystalline Rh$_{9}$In$_4$S$_4$ were studied. The resistivity, magnetization and specific heat measurements all clearly indicate bulk superconductivity…

Magnetic field dependence of low temperature specific heat of spinel oxide superconductor LiTi_2O_4 has been elaborately investigated. In the normal state, the obtained electronic coefficient of specific heat gamma_n = 19.15 mJ/mol K2, the…

Superconductivity · Physics 2009-11-10 C. P. Sun , J. -Y. Lin , S. Mollah , P. L. Ho , H. D. Yang , F. C. Hsu , Y. C. Liao , M. K. Wu

In an attempt to clarify conflicting published data, we report new measurements of specific heat, resistivity, magnetic susceptibility, and thermal expansivity up to room temperature for the 6 K superconductor ZrB12, using…

Superconductivity · Physics 2009-11-11 R. Lortz , Y. Wang , S. Abe , C. Meingast , Yu. B. Paderno , V. Filippov , A. Junod

The low-temperature specific heat C(T,H) of a new superconductor MgCNi3 has been measured in detail. (C/gammasub_nTc=1.97 is estimated from the anomaly at Tc. At low temperatures, the electronic contribution in the superconducting state…

Superconductivity · Physics 2009-11-07 J. -Y. Lin , P. L. Ho , H. L. Huang , P. H. Lin , Y. -L. Zhang , R. -C. Yu , C. -Q. Jin , H. D. Yang

Low-temperature specific heat (SH) is measured for the 12442-type KCa$_2$Fe$_4$As$_4$F$_2$ single crystal under different magnetic fields. A clear SH jump with the height of $\Delta C/T|_{T_c}$ = 130 mJ/mol K$^2$ is observed at the…

Superconductivity · Physics 2020-06-09 Teng Wang , Jianan Chu , Jiaxin Feng , Lingling Wang , Xuguang Xu , Wei Li , Hai-Hu Wen , Xiaosong Liu , Gang Mu

We report the specific heat measurements on the newly discovered Fe-based layered superconductor LaO_0.9F_{0.1-delta}FeAs with the onset transition temperature T_c \approx 28 K. A nonlinear magnetic field dependence of the electronic…

Superconductivity · Physics 2013-05-22 Gang Mu , Xiyu Zhu , Lei Fang , Lei Shan , Cong Ren , Hai-Hu Wen

We report measurements of electrical resistivity, magnetic susceptibility, specific heat, and thermoelectric power on the system Pr1-xCexPt4Ge12. Superconductivity is suppressed with increasing Ce concentration up to x = 0.5, above which…

Strongly Correlated Electrons · Physics 2014-03-24 K. Huang , L. Shu , I. K. Lum , B. D. White , M. Janoschek , D. Yazici , J. J. Hamlin , D. A. Zocco , P. -C. Ho , R. E. Baumbach , M. B. Maple

We report a low-temperature specific heat study of high-quality single crystals of the heavily hole doped superconductor Ca$_{0.32}$Na$_{0.68}$Fe$_2$As$_2$. This compound exhibits bulk superconductivity with a transition temperature $T_c…

We model the low-temperature specific heat of solid $^4$He in the hexagonal closed packed structure by invoking two-level tunneling states in addition to the usual phonon contribution of a Debye crystal for temperatures far below the Debye…

Statistical Mechanics · Physics 2011-04-08 Jung-Jung Su , Matthias J. Graf , Alexander V. Balatsky

Antiperovskites are a promising candidate structure for the exploration of new materials. We discovered an antiperovskite phosphide, LaPd$_{3}$P, following our recent synthesis of $A$Pd$_{3}$P ($A$ = Ca, Sr, Ba). While $A$Pd$_{3}$P and…

We present new specific heat data for Nb3Sn, a well-known technically applied superconductor with a critical temperature T_c ~ 18 K, in the temperature range from 1.2 to 200 K in zero magnetic field, and from 1.5 to 22 K in fields H <= 16…

Superconductivity · Physics 2009-11-10 V. Guritanu , W. Goldacker , F. Bouquet , Y. Wang , R. Lortz , G. Goll , A. Junod

Specific heat C_{p}(T) measurements of the heavy fermion normal-spinel structure compound LiV_{2}O_{4} were carried out using a heat-pulse calorimeter over the temperature T range from 1.2 to 108 K. The electronic specific heat C_{e}(T) of…

Strongly Correlated Electrons · Physics 2010-11-12 D. C. Johnston , C. A. Swenson , S. Kondo

We have derived the expression for the specific heat by using Ginzburg-Landau (GL) theory by taking $\mid \psi \mid^{4}$ into account in the Hartree approximation. Without this term, the specific heat diverges at $T=T_{c}(B)$. It is also…

Condensed Matter · Physics 2015-06-25 Bikash. Ch. Gupta , K. K. Nanda

Two beta-pyrochlore oxide superconductors, CsOs2O6 and RbOs2O6, are studied thermodynamically by measuring specific heat on polycrystalline samples. It is found that a Sommerfeld coefficient ? is nearly equal, 20 mJ/K2 mol Os, in the two…

Superconductivity · Physics 2009-11-11 Zenji Hiroi , Shigeki Yonezawa , Takaki Muramatsu , Jun-Ichi Yamaura , Yuji Muraoka

The specific heat $C$ of the cuprate superconductors La$_{2-x}$Sr$_x$CuO$_4$ and Bi$_{2+y}$Sr$_{2-x-y}$La$_x$CuO$_{6+\delta}$ was measured at low temperature (down to $0.5~{\rm K}$), for dopings $p$ close to $p^\star$, the critical doping…

We measured the low-temperature thermal conductivity of a new layered superconductor with quasi-one-dimensional characteristics, the ternary telluride Ta$_4$Pd$_3$Te$_{16}$ with transition temperature $T_c \approx$ 4.3 K. The significant…

Superconductivity · Physics 2016-01-28 J. Pan , W. H. Jiao , X. C. Hong , Z. Zhang , L. P. He , P. L. Cai , J. Zhang , G. H. Cao , S. Y. Li

We present measurements of superconducting transition temperature, resistivity, magnetoresistivity and temperature dependence of the upper critical field of Ta$_4$Pd$_3$Te$_{16}$ under pressures up to 16.4 kbar. All measured properties have…

Low-temperature specific heat was measured on the BaFe1.9Ni0.1As2 single crystals with critical transi-tion temperature Tc = 20.1 K. A clear specific heat jump with the value \DeltaC/T|Tc \approx 23 mJ/mol K^2 has been observed. In…

Superconductivity · Physics 2010-07-06 Bin Zeng , Gang Mu , Huiqian Luo , Hai-Hu Wen

The specific heat C of a sintered polycrystalline sample of MgB2 with a bulk superconducting transition temperature Tc=36.7 K is measured as a function of the temperature (2-300 K) and magnetic field (0-16 T), together with magnetic…

Superconductivity · Physics 2009-11-07 Y. Wang , T. Plackowski , A. Junod
‹ Prev 1 2 3 10 Next ›