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Related papers: Tunable magnetic orders in CePd$_2$As$_{2-x}$P$_x$

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Resistivity, magnetic susceptibility, neutron scattering and x-ray crystallography measurements were used to study the evolution of magnetic order and crystallographic structure in single-crystal samples of the Ba1-xSrxFe2As2 and…

Superconductivity · Physics 2012-09-06 K. Kirshenbaum , N. P. Butch , S. R. Saha , P. Y. Zavalij , B. G. Ueland , J. W. Lynn , J. Paglione

The layered ATMPn$_2$ (A = alkali earth or rare earth atom, TM = transition metal, Pn = Sb, Bi) compounds are widely studied for their rich magnetism and electronic structure topology. Here, we characterize the physical properties of…

We report anisotropic resistivity measurements of the heavy-fermion superconductor CeRh$_2$As$_2$ in magnetic fields up to 16 T and temperatures down to 0.35 K. The measured CeRh$_2$As$_2$ resistivity shows a signature corresponding to the…

Superconductivity · Physics 2022-10-25 Sanu Mishra , Yu Liu , Eric D. Bauer , Filip Ronning , Sean. M. Thomas

The unconventional superconductor CeRh$_2$As$_2$ (critical temperature $T_{\mathrm{c}}\approx0.4\,\mathrm{K}$) displays an exceptionally rare magnetic-field-induced transition between two distinct superconducting (SC) phases, proposed to be…

La2Au2Cd and Ce2Au2Cd were prepared from the elements by reactions in sealed tantalum tubes in a water-cooled sample chamber of an induction furnace. These intermetallics crystallize with the tetragonal Mo2FeB2 type, space group P4/mbm.…

Materials Science · Physics 2009-11-11 S. Rayaprol , R. Poettgen

We studied the physical properties of two Kondo-lattice compounds, CeRu$_2$As$_2$ and CeIr$_2$As$_2$, by a combination of electric transport, magnetic and thermodynamic measurements. They are of ThCr$_2$Si$_2$-type and CaBe$_2$Ge$_2$-type…

Strongly Correlated Electrons · Physics 2019-11-18 Kangqiao Cheng , Xiaobo He , Haiyang Yang , Binjie Zhou , Yuke Li , Yongkang Luo

A systematic analysis of thermodynamic properties performed on Ce-base exemplary compounds allows to identify different types of behaviors as the system approaches the quantum critical region. They are recognized in the respective magnetic…

Strongly Correlated Electrons · Physics 2011-08-02 Julian G. Sereni

We have studied selected rare earth doped and transition metal doped CeFe2 compounds by examining their structural, magnetic and magneto-thermal properties. With substitution of Ce by 5 and 10% Gd and 10% Ho, the Curie temperature can be…

Strongly Correlated Electrons · Physics 2015-05-19 Arabinda Haldar , K. G. Suresh , A. K. Nigam

We present a detailed study of magnetization, resistivity, heat capacity, and X-ray and neutron powder diffraction measurements performed on single crystals of non-stoichiometric CeAuBi$_2$, Au deficiency 18$\%$, a strongly correlated…

Members of the CaK(Fe$_{1-x}$Mn$_{x}$)$_{4}$As$_{4}$ series have been synthesized in single crystalline form and characterized by elemental analysis, thermodynamic and transport measurements. These measurements show that the superconducting…

Superconductivity · Physics 2023-02-10 M. Xu , J. Schmidt , E. Gati , L. Xiang , W. R. Meier , V. G. Kogan , S. L. Bud'ko , P. C. Canfield

Effects of the Co substitution have been observed on the structural, magnetic and magneto-transport properties of Fe2-xCoxMnSi alloy. Curie temperature (TC) and saturation magnetization (MS) of these alloys increased linearly with the Co…

Strongly Correlated Electrons · Physics 2015-12-01 Lakhan Bainsla , K. G. Suresh , M. Manivel Raja , A. K. Nigam

Single crystals of RPd${_2}$P${_2}$ (R=Y, La-Nd, Sm-Ho, Yb) were grown out of a high temperature solution rich in Pd and P and characterized by room-temperature powder X-ray diffraction, anisotropic temperature- and field-dependent…

Strongly Correlated Electrons · Physics 2016-06-29 Gil Drachuck , Anna E. Böhmer , Sergey L. Bud'ko , Paul C. Canfield

We present magnetic susceptibility, resistivity, specific heat, and thermoelectric power measurements on (Ce$_{1-x}$La$_x$)Cu$_2$Ge$_2$ single crystals (0 $\leq x\leq$ 1). With La substitution, the antiferromagnetic temperature $T_N$ is…

Strongly Correlated Electrons · Physics 2015-09-01 H. Hodovanets , S. L. Bud'ko , W. E. Straszheim , V. Taufour , E. D. Mun , H. Kim , R. Flint , P. C. Canfield

Crystallographic, electronic transport, thermal and magnetic properties are reported for SrMn2As2 and CaMn2As2 single crystals grown using Sn flux. Rietveld refinements of powder x-ray diffraction data show that the two compounds are…

Strongly Correlated Electrons · Physics 2016-12-13 N. S. Sangeetha , Abhishek Pandey , Zackery A. Benson , D. C. Johnston

Fe pnictides and related materials have been a topic of intense research for understanding the complex interplay between magnetism and superconductivity. Here we report on the magnetic structure of SrMn$_{2}$As$_{2}$ that crystallizes in a…

Strongly Correlated Electrons · Physics 2016-12-13 Pinaki Das , N. S. Sangeetha , Abhishek Pandey , Zackery A. Benson , T. W. Heitmann , D. C. Johnston , A. I. Goldman , A. Kreyssig

Here we report the magnetic and electronic properties of recently discovered Ce$_{3}$Cd$_{2}$As$_{6}$. At ambient pressure, Ce$_{3}$Cd$_{2}$As$_{6}$ presents a semiconducting behavior with an activation gap of 74(1)~meV. At 136~K, a sudden…

Strongly Correlated Electrons · Physics 2022-04-13 M. M. Piva , L. Xiang , J. D. Thompson , S. L. Bud'ko , R. A. Ribeiro , P. C. Canfield , P. F. S. Rosa

We report the results of ac susceptibility chi measurements for various compositions of the series, Ce_2Pd_{1-x}Co_xSi_3, in the polycrystalline form, which has been previously reported to undergo a transformation from magnetic ordering to…

Strongly Correlated Electrons · Physics 2007-05-23 E. V. Sampathkumaran

e have investigated the magnetic properties of YbRu$_{2}$Ge$_{2}$ by means of magnetic susceptibility $\chi$(T), specific heat C(T) and electrical resistivity $\rho$(T) measurements performed on flux grown single crystals. The Curie-Weiss…

Strongly Correlated Electrons · Physics 2009-11-11 H. S. Jeevan , Z. Hossain , C. Geibel

We report measurements of magnetization, specific heat, and thermal expansion performed on As-deficient MnAs single crystals (MnAs$_{0.968}$). Ferromagnetic order is observed near $T_C \simeq$ 306 K on warming and $T_C \simeq$ 302 K on…

Strongly Correlated Electrons · Physics 2024-08-16 B. D. White , K. Huang , I. L. Fipps , J. J. Hamlin , S. Jang , G. J. Smith , B. Xia , J. W. Simonson , C. S. Nelson , M. C. Aronson , M. B. Maple

We present results of magnetic susceptibility and thermal expansion measurements performed on high-quality single crystals of EuPd$_2$(Si$_{1-x}$Ge$_x$)$_2$ for 0 $\leq$ x $\leq$ 0.2 and temperatures 2 K $\leq T \leq$ 300 K. Data were taken…

Strongly Correlated Electrons · Physics 2022-10-25 Bernd Wolf , Felix Spathelf , Jan Zimmermann , Theresa Lundbeck , Kristin Kliemt , Cornelius Krellner , Michael Lang