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Low-temperature (down to $\sim$ 50 mK) thermal conductivity measurements with the heat flow direction along the inter-plane tetragonal $c$-axis, $\kappa_c$, were used to study the superconducting state of heavy fermion CeIrIn$_5$.…

Superconductivity · Physics 2022-04-14 H. Shakeripour , M. A. Tanatar , C. Petrovic , Louis Taillefer , Louis Taillefer

We report the fabrication and measurements of ionic liquid gated Hall bar devices prepared on thin Ca$_3$Ru$_2$O$_7$ flakes exfoliated from bulk single crystals that were grown by a floating zone method. Two types of devices with their…

Strongly Correlated Electrons · Physics 2015-06-18 Conor P. Puls , Xinxin Cai , Yuhe Zhang , Jin Peng , Zhiqiang Mao , Ying Liu

The thermophysical properties near the magnetic phase transition point is of great importance in the study of critical phenomenon. Low-dimensional materials are suggested to hold different thermophysical properties comparing to their bulk…

Mesoscale and Nanoscale Physics · Physics 2022-01-05 Qing Xi , Adili Ayiti , Lan Dong , Yuanyuan Wang , Jun Zhou , Xiangfan Xu

We report results of the first studies on the magnetic and transport properties of a new material CeNiBi_2. The magnetic susceptibility exhibits a sharp peak at T_N = 6K, indicating an antiferromagnetic phase transition. This…

Strongly Correlated Electrons · Physics 2009-11-07 M. H. Jung , A. H. Lacerda , T. Takabatake

The gold film (mean thickness $\approx$ 3.5 nm) was condensed in high vacuum at temperature 70 K on single-crystal sapphire substrate. The transport properties of the film at low temperature reveal simultaneously indications of 1D and 2D…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 E. Yu. Beliayev , B. I. Belevtsev , Yu. A. Kolesnichenko

The low magnetic field diffusion thermopower of a high mobility GaAs-heterostructure has been measured directly on an electrostatically defined micron-scale Hall-bar structure at low temperature (T = 1.6 K) in the low magnetic field regime…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 S. Maximov , M. Gbordzoe , H. Buhmann , L. W. Molenkamp , D. Reuter

Quasi-one-dimensional materials $A$Mn$_6$Bi$_5$ ($A$ = Na, K, Rb, Cs) exhibit unique electronic behaviors such as antiferromagnetism, charge density waves, and pressure-induced superconductivity. Thus, they serve as a suitable model system…

Superconductivity · Physics 2025-12-04 Qi-Yuan Liu , Chenfei Shi , Zhaodi Lin , Xiutong Deng , Baojuan Kang , Youguo Shi , Gang Wang , Rongrong Jia , Jin-Ke Bao

We investigate transport in a granular metallic system at large tunneling conductance between the grains, $g_T\gg 1$. We show that at low temperatures, $T\leq g_T\delta $, where $\delta$ is the single mean energy level spacing in a grain,…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 I. S. Beloborodov , K. B. Efetov , A. V. Lopatin , V. M. Vinokur

Diamond is generally considered to have high thermal conductivity, so little attention has been paid to the laser heating effects at low excitation power. However, defects during the growth process can result in a great degradation of…

Optics · Physics 2023-06-13 YuanFei Gao , JiaMin Lai , ZhenYao Li , PingHeng Tan , ChongXin Shan , Jun Zhang

Neutron diffraction studies have been carried out on a single crystal of oxygen-deficient perovskite TbBaCo2O5.5 in the temperature range of 7-370 K. There have been observed several magnetic or structural transitions. Among these, the…

Strongly Correlated Electrons · Physics 2009-11-10 Minoru Soda , Yukio Yasui , Toshiaki Fujita , Takeshi Miyashita , Masatoshi Sato , Kazuhisa Kakurai

We present the results of magnetotransport and magnetic torque measurements on the alpha-(BEDT-TTF)2KHg(SCN)4 charge-transfer salt within the high magnetic field phase, in magnetic fields extending to 33 T and temperatures as low as 27 mK.…

Strongly Correlated Electrons · Physics 2009-10-31 N. Harrison , L. Balicas , J. S. Brooks , M. Tokumoto

Electrical conductivity of a highly boron doped chemical vapor deposited diamond thin film has been studied at different temperatures under high electric field conditions. Current-voltage characteristics have been measured using pulsed…

Materials Science · Physics 2012-10-04 Vincent Mortet , A. Soltani

Numerical simulations of heat transport in diamond anvil cells reveal a possibility for absolute measurements of specific heat via high-frequency modulation calorimetry. Such experiments could reveal and help characterize temperature-driven…

Materials Science · Physics 2017-04-26 Zachary M. Geballe , Gilbert W. Collins , Raymond Jeanloz

We suggest that negative magnetoresistance in small magnetic fields at temperatures lower than 3 K reported in the paper under discussion may be related to superconducting transition in In leads (with Tc = 3.4 K).

Mesoscale and Nanoscale Physics · Physics 2009-12-04 N. V. Agrinskaya , V. I. Kozub

We performed high-temperature luminescence studies of silicon-vacancy color centers obtained by ion implantation in single crystal diamond. We observed reduction of the integrated fluorescence upon increasing temperature, ascribable to a…

In this report, we present the magnetotransport and magnetization properties of LaSbTe single crystals. Magnetic field-induced turn-on behavior and low-temperature resistivity plateau have been observed. By adopting both metal-semiconductor…

Materials Science · Physics 2018-01-30 Ratnadwip Singha , Arnab Pariari , Biswarup Satpati , Prabhat Mandal

We investigate transport in a granular metallic system at large tunneling conductance between the grains. We show that at low temperatures, $T\leq g_T\delta $, where $\delta$ is the single mean energy level spacing in a grain, the coherent…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 I. S. Beloborodov , K. B. Efetov , A. V. Lopatin , V. M. Vinokur

We present infrared absorption studies of solid hydrogen deuteride to pressures as high as 3.4 megabar in a diamond anvil cell and temperatures in the range 5 to 295 K. Above 198 GPa the sample transforms to a mixture of HD ,H2 and D2,…

Other Condensed Matter · Physics 2016-04-13 Ranga P. Dias , Ori Noked , Isaac F. Silvera

We report measurements of the zero-field resistivity in dilute 2D electron system in silicon at temperatures down to 35 mK. This extends the previously explored range of temperatures by almost an order of magnitude. On the metallic side,…

Strongly Correlated Electrons · Physics 2007-05-23 S. V. Kravchenko , T. M. Klapwijk

We have studied an electron transport in inversion layers of high-mobility Si(100) samples. At high electron concentrations and temperatures below 4.2 K, two series of Shubnikov-de Haas oscillations have been observed. The temperature…

Condensed Matter · Physics 2009-10-28 S. G. Semenchinsky , L. Smrcka , J. Stehno
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