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The spin ice system Dy$_{2}$Ti$_{2}$O$_{7}$ exhibits strong frequency-dependent spin-freezing at $\sim$ 16 K temperature. Although it has been a matter of discussion for years, the origin of this unusual spin freezing is still unknown. The…

Strongly Correlated Electrons · Physics 2022-04-06 Sheetal , C. S. Yadav

First single crystal fibers of cerium doped strontium yttrate are fabricated using the laser-heated pedestal growth technique. Through thermodynamic equilibrium calculations and by high-temperature mass spectrometry suitable growth…

Materials Science · Physics 2017-11-03 Jan Philippen , Christo Guguschev , Detlef Klimm

Layered perovskite La2CuO4+delta(LCO) thin films were epitaxially grown on SrTiO3 (STO) and LaSrAlO4 (LSAO) substrates by atomic-layer-by-layer molecular beam epitaxy. The lattice de-fects and residual strain in these films were…

Materials Science · Physics 2007-05-23 Jiaqing He , Robert F. Klie , Gennady Logvenov , Ivan Bozovic , Yimei Zhu

An adiabatic demagnetization process is studied in Gd2Ti2O7, a geometrically frustrated antiferromagnet on a pyrochlore lattice. In contrast to conventional paramagnetic salts, this compound can exhibit a temperature decrease by a factor of…

Strongly Correlated Electrons · Physics 2007-05-23 S. S. Sosin , L. A. Prozorova , A. I. Smirnov , A. I. Golov , I. B. Berkutov , O. A. Petrenko , G. Balakrishnan , M. E. Zhitomirsky

An eutectic AlCl$_3$/KCl molten salt method in a horizontal configuration was employed to grow millimeter-sized and composition homogeneous CuFeSe$_2$ single crystals due to the continuous growth process in a temperature gradient induced…

We present a comprehensive investigation into the physical properties of intermetallic ErPd$_2$Si$_2$, a compound renowned for its intriguing magnetic and electronic characteristics. We confirm the tetragonal crystal structure of…

Strongly Correlated Electrons · Physics 2024-12-30 Kaitong Sun , Si Wu , Guanping Xu , Lingwei Li , Hongyu Chen , Qian Zhao , Muqing Su , Wolfgang Schmidt , Chongde Cao , Hai-Feng Li

Solution growth of single crystals of the recently reported new compound Ce2PdIn8 was investigated. When growing from a stoichiometry in a range 2:1:20 - 2:1:35, single crystals of CeIn3 covered by a thin (~50 um) single-crystalline layer…

Superconductivity · Physics 2012-05-31 Klara Uhlirova , Jan Prokleska , Vladimir Sechovsky , Stanislav Danis

Neutron powder diffraction and inelastic measurements were performed examining the 5d pyrochlore Y$_2$Ir$_2$O$_7$. Temperature dependent measurements were performed between 3.4 K and 290 K, spanning the magnetic transition at 155 K. No sign…

Strongly Correlated Electrons · Physics 2014-05-30 M. C. Shapiro , S. C. Riggs , M. B. Stone , C. R. de la Cruz , S. Chi , A. A. Podlesnyak , I. R. Fisher

In this paper we present the single crystal growth of Fe0.95Se0.6Te0.4 high TC superconducting sample by the modified Bridgman technique. The x-ray diffraction pattern shows the single crystal nature of the sample, as only (00l) peaks are…

Superconductivity · Physics 2019-07-23 Anmol Shukla , Vishal K. Maurya , Rajendra S. Dhaka

We report the electrical resistivity, thermoelectric power, and thermal conductivity of single-crystalline and sintered samples of the 5d pyrochlore oxide CsW2O6. The electrical resistivity of the single crystal is 3 mohm cm at 295 K and…

Materials Science · Physics 2020-11-19 Yoshihiko Okamoto , Kenta Niki , Rikuto Mitoka , Koshi Takenaka

This paper reports comprehensive results on thin-film growth of 122-type iron-pnictide superconductors, AE(Fe1-xCox)2As2 (AE = Ca, Sr, and Ba, AEFe2As2:Co) by a pulsed laser deposition method using a neodymium-doped yttrium aluminum garnet…

Superconductivity · Physics 2012-08-23 Takayoshi Katase , Hidenori Hiramatsu , Toshio Kamiya , Hideo Hosono

To prevent the loss of K in growing single crystals of Ba1-x Kx Fe2 As2 we developed a rapid heating Sn-flux method. Large single crystals with the optimal superconducting transition temperature TC about 38K were obtained and their…

Superconductivity · Physics 2009-02-21 P. Reuvekamp , F. S. Razavi , C. Hoch , J. S. Kim , R. K. Kremer , A. Simon

The thermoelectric properties between 10 and 300 K and the growth of single crystals of n-type and p-type GeBi4Te7, GeSb4Te7, and the Ge(Bi1-xSbx)4Te7 solid solution are reported. Single crystals were grown by the modified Bridgman method,…

Materials Science · Physics 2013-01-28 Fabian von Rohr , Andreas Schilling , Robert J. Cava

Transition metal oxides of the $4d$ and $5d$ block have recently become the targets of materials discovery, largely due to their strong spin-orbit coupling that can generate exotic magnetic and electronic states. Here we report the high…

Results are reported for single crystal specimens of Hf$_2$Te$_2$P and compared to its structural analogue Zr$_2$Te$_2$P, which was recently proposed to be a potential reservoir for Dirac physics.[1] Both materials are produced using the…

Materials Science · Physics 2016-03-09 K. -W. Chen , S. Das , D. Rhodes , S. Memaran , T. Besara , T. Siegrist , E. Manousakis , L. Balicas , R. E. Baumbach

The degradation of thermal conductivity in advanced nuclear fuels due to the accumulation of fission products and irradiation-induced defects is inevitable, and must be considered as part of safety and efficiency analyses of nuclear…

Structural disorder in the magnetically frustrated pyrochlore system leads to intriguing magnetic states. We present the thermodynamic behavior and short range magnetic correlations in Tb$_{2}$Zr$_{2}$O$_{7}$ and…

Strongly Correlated Electrons · Physics 2026-04-16 Sujata Singh , Leon Carstens , M. Duc Le , R. Klingeler , C. S. Yadav

Neutron scattering and magnetization measurements have been performed on the stuffed pyrochlore system Tb2+xTi2-2xNbxO7. We find that despite the introduction of chemical disorder and increasingly antiferromagnetic interactions, a spin…

Strongly Correlated Electrons · Physics 2010-02-25 B. G. Ueland , J. S. Gardner , A. J. Williams , M. L. Dahlberg , J. G. Kim , Y. Qiu , J. R. D. Copley , P. Schiffer , R. J. Cava

Metallic transition metal dichalcogenides (TMDs) have exhibited various exotic physical properties and hold the promise of novel optoelectronic and topological devices applications. However, the synthesis of metallic TMDs is based on…

We present a model of the lattice dynamics of the rare earth titanate pyrochlores R2Ti2O7 (R=Tb, Dy, Ho), which are important materials in the study of frustrated magnetism. The phonon modes are obtained by density functional calculations,…