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Related papers: Specific Heat of (Ca1-xSrx)3Ru2O7 Single Crystals

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Specific heat $C(T)$ measurements were made on single crystals of the superconducting filled skutterudite series Pr(Os$_{1-x}$Ru$_x$)$_4$Sb$_{12}$ down to 0.6 K. Crystalline electric field fits in the normal state produced parameters which…

Superconductivity · Physics 2009-11-10 N. A. Frederick , T. A. Sayles , M. B. Maple

We report specific heat measurements on a high quality single crystal of the heavy-fermion compound CePt$_2$In$_7$ in magnetic fields up to 27 T. The zero-field specific heat data above the N\'{e}el temperature, $T_N$, suggest a moderately…

Strongly Correlated Electrons · Physics 2016-02-23 Y. Krupko , A. Demuer , S. Ota , Y. Hirose , R. Settai , I. Sheikin

We report the specific heat $c_N$ around the melting transition(s) of micrometer-sized superparamagnetic particles confined in two dimensions, calculated from fluctuations of positions and internal energy, and corresponding Monte Carlo…

Soft Condensed Matter · Physics 2015-06-18 Sven Deutschländer , Antonio M. Puertas , Georg Maret , Peter Keim

Specific heat studies of the Sr$_{1-x}$Ba$_x$Mn$_{1-y}$Ti$_y$O$_3$ polycrystalline samples performed by the relaxation and DSC methods over the temperature range 2 - 450 K are reported. Anomalies accompanying the…

Statistical Mechanics · Physics 2025-07-31 J. Wieckowski , A. Szewczyk , M. U. Gutowska , B. Dabrowski

Heat capacity, magnetic susceptibility, NMR, and resistivity of SrNi2P2 single crystals are presented, illustrating a purely structural transition at 325 K with no magnetism. Bulk superconductivity is found at 1.4 K. The magnitude of the…

Superconductivity · Physics 2009-04-13 F. Ronning , E. D. Bauer , T. Park , S. -H Baek , H. Sakai , J. D. Thompson

The specific heat $C(T)$ of new iron-based high-$T_c$ superconductor SmO$_{1-x}$F$_x$FeAs ($0 \leq x \leq 0.2$) was systematically studied. For undoped $x$ = 0 sample, a specific heat jump was observed at 130 K. This is attributed to the…

Superconductivity · Physics 2009-11-13 L. Ding , C. He , J. K. Dong , T. Wu , R. H. Liu , X. H. Chen , S. Y. Li

We investigate the specific heat of ultra-pure single crystals of Sr2RuO4, a leading candidate of a spin-triplet superconductor. We for the first time obtained specific-heat evidence of the first-order superconducting transition below 0.8…

Superconductivity · Physics 2014-07-16 Shingo Yonezawa , Tomohiro Kajikawa , Yoshiteru Maeno

We report a study on the specific heat and heat transport of Tb$_2$Ti$_{2-x}$Zr$_x$O$_7$ ($x =$ 0, 0.02, 0.1, 0.2, and 0.4) single crystals at low temperatures and in high magnetic fields. The magnetic specific heat can be described by the…

Strongly Correlated Electrons · Physics 2023-03-08 H. L. Che , S. J. Li , J. C. Wu , N. Li , S. K. Guang , K. Xia , X. Y. Yue , Y. Y. Wang , X. Zhao , Q. J. Li , X. F. Sun

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 have measured the specific heat and magnetization {\it versus} temperature in a single crystal sample of superconducting La$_{2}$CuO$_{4.11}$ and in a sample of the same material after removing the excess oxygen, in magnetic fields up to…

Strongly Correlated Electrons · Physics 2009-11-10 G. A. Jorge , M. Jaime , L. Civale , C. D. Batista , B. L. Zink , F. Hellman , B. Khaykovich , M. A. Kastner , Y. S. Lee , R. J. Birgeneau

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 report on the magnetic field induced isothermal entropy change, \Delta s(Ha, T), of W-type ferrite with CoZn substitution. Entropy measurements are performed by direct calorimetry. Single crystals of the composition…

We present heat capacity measurements of the upper critical fields of single-crystal NdFeAsO1-xFx. In zero-magnetic field a clear step in the heat capacity is observed at Tc = 47K . In fields applied perpendicular to the FeAs-layers the…

Superconductivity · Physics 2009-11-13 U. Welp , R. Xie , A. E. Koshelev , W. K. Kwok , P. Cheng , L. Fang , H. -H. Wen

We report a study of magnetism and magnetic transitions of hexagonal ErMnO$_3$ single crystals by magnetization, specific heat and heat transport measurements. Magnetization data show that the $c$-axis magnetic field induces three magnetic…

Materials Science · Physics 2017-11-21 J. D. Song. C. Fan , Z. Y. Zhao , F. B. Zhang , J. Y. Zhao , X. G. Liu , X. Zhao , Y. J. Liu , J. F. Wang , X. F. Sun

We report the first experimental evidence for the intimate connection between superconductivity and antiferromagnetism in Rb0.8Fe2Se2-xTex single crystal under negative chemical pressure by substituting Se with isovalent Te atoms.…

Superconductivity · Physics 2012-05-25 Dachun Gu , Liling Sun , Qi Wu , Chao Zhang , Jing Guo , Peiwen Gao , Yue Wu , Xiaoli Dong , Xi Dai , Zhongxian Zhao

The critical properties at the ferromagnetic - paramagnetic transition have been analysed from data of static magnetization measurements on single crystals of Pr1-xPbxMnO3, for x = 0.23 and x = 0.30. In Pr1-xPbxMnO3 the ferromagnetic…

Strongly Correlated Electrons · Physics 2015-06-25 B. Padmanabhan , H. L. Bhat , Suja Elizabeth , Sahana Roessler , U. K. Roessler , K. Doerr , K. H. Mueller

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

Measurements of electrical resistivity ($\rho$), DC magnetization ($M$) and specific heat ($C$) have been performed on layered oxide Li$_x$CoO$_2$ (0.25$\leq$$x$$\leq$0.99) using single crystal specimens. The $\rho$ versus temperature ($T$)…

Strongly Correlated Electrons · Physics 2015-05-19 K. Miyoshi , C. Iwai , H. Kondo , M. Miura , S. Nishigori , J. Takeuchi

Low temperature specific heat (SH) has been measured in K$_x$Fe$_{2-y}$Se$_2$ single crystals with T$_c$ = 32 K. The SH anomaly associated with the superconducting transition is moderate and sharp yielding a value of $\Delta C/T \mid_{T_c}$…

Superconductivity · Physics 2011-04-20 Bin Zeng , Bing Shen , Genfu Chen , Jianbao He , Duming Wang , Chunhong Li , Hai-Hu Wen

We present a detailed study of R3Ni2-xSn7 (R = La, Ce, Pr and Nd) single crystals by measurements of crystal structure, stoichiometry, temperature dependent magnetic susceptibility, magnetization, electrical resistivity, magnetoresistance,…

Strongly Correlated Electrons · Physics 2012-12-12 Xiao Lin , Sergey L. Bud'ko , Srinivasa Thimmaiah , Paul C. Canfield