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To study the relationship between the properties of low-dimensional spin systems with weakly coupled Cu-triangles and their crystal structure, single crystals of $Cs_3Cu_3Cl_8OH$ (1) and the new $Cs_3Cu_3Cl_{7.6}Br_{0.4}OH$ (2) were grown.…

We have successfully grown large and good-quality single crystals of the La$_{0.75}$Sr$_{0.25}$Cr$_{0.90}$O$_{3-\delta}$ compound using the floating-zone method with laser diodes. We investigated the crystal quality, crystallography,…

We have performed an extensive study of single-crystals of the magneto-electric NdFe$_3$($^{11}$BO$_3$)$_4$ by means of a combination of single-crystal neutron diffraction and spherical neutron polarimetry. Our investigation did not detect…

Strongly Correlated Electrons · Physics 2010-03-26 M. Janoschek , P. Fischer , J. Schefer , B. Roessli , V. Pomjakushin , M. Meven , V. Petricek , G. Petrakovskii , L. Bezmaternikh

The crystal structure and the magnetism of BaMn$_2$O$_3$ have been studied by thermodynamic and by diffraction techniques using large single crystals and powders. BaMn$_2$O$_3$ is a realization of a $S = 5/2$ spin ladder as the magnetic…

Strongly Correlated Electrons · Physics 2015-05-20 M. Valldor , O. Heyer , A. C. Komarek , A. Senyshyn , M. Braden , T. Lorenz

Two-dimensional (2D) materials with intrinsic ferromagnetism provide unique opportunity to engineer new functionalities in nano-spintronics. One such material is CrI$_3$, showing long-range magnetic order in monolayer with the Curie…

Strongly Correlated Electrons · Physics 2019-09-20 Yu Liu , Lijun Wu , Xiao Tong , Jun Li , Jing Tao , Yimei Zhu , C. Petrovic

Millimeter sized ThCr$_2$Si$_2$-type CeNi$_2$As$_2$ single crystal was synthesized by NaAs flux method and its physical properties were investigated by magnetization, transport and specific heat measurements. In contrast to the previously…

Strongly Correlated Electrons · Physics 2013-01-01 Yongkang Luo , Jinke Bao , Chenyi Shen , Jieke Han , Xiaojun Yang , Chen Lv , Yuke Li , Wenhe Jiao , Bingqi Si , Chunmu Feng , Jianhui Dai , Guanghan Cao , Zhu-an Xu

The dielectric behavior of the single crystals of the spin-chain system Ca3Co2O6, undergoing geometrically frustrated antiferromagnetic ordering below 25 K, has been investigated as a function of temperature and magnetic field (H) and…

Materials Science · Physics 2016-03-17 Tathamay Basu , Kartik K. Iyer , P. L. Paulose , E. V. Sampathkumaran

Resistive, magnetoresistive and magnetic properties of four kinds of pressed CrO2 powders, synthesized by hydrothermal method of chromic anhydride have been investigated. The particles in powders constituted of rounded particles (diameter…

Strongly Correlated Electrons · Physics 2015-06-05 N. V. Dalakova , B. I. Belevtsev , E. Yu. Beliayev , O. M. Bludov , V. A. Pashchenko , M. G. Osmolovsky , O. M. Osmolovskaya

Temperature and field-dependent magnetization $M(H,T)$ measurements and neutron scattering study of a single crystal CeSb$_2$ are presented. Several anomalies in the magnetization curves have been confirmed at low magnetic field, i.e., 15.6…

Materials Science · Physics 2020-08-26 B. Liu , L. Wang , I. Radelytskyi , Y. Zhang , M. Meven , H. Deng , F. Zhu , Y. Su , X. Zhu , S. Tan , A. Schneidewind

Systematic measurements pertinent to the magnetocaloric effect and nature of magnetic transition around the transition temperature are performed in the 10 nm Pr0.5Ca0.5MnO3 nanoparticles (PCMO10) . Maxwell relation is employed to estimate…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 S. Narayana Jammalamadaka , S. S. Rao , S. V. Bhat , J. Vanacken , V. V. Moshchalkov

Single crystals of \ce{AgInCr4S8} were grown by chemical vapor transport and crystallographic ordering of Ag/In that results in a breathing pyrochlore motif of Cr$^{3+}$ was verified by x-ray and neutron diffraction. Long-range…

The crystal and magnetic structure of (La0.70Ca0.30)(CryMn1-y)O3 for y = 0.70, 0.50 and 0.15 has been investigated using neutron powder diffraction. The three samples crystallize in the Pnma space group at both 290 K and 5 K and exhibit…

The magnetic properties of CoSi single crystals have been measured in a range of temperatures $T = 5.5 - 450$ K and magnetic field strengths $H \leq 11$ kOe. A comparison of the results for crystals grown in various laboratories allowed the…

Strongly Correlated Electrons · Physics 2014-11-25 V. N. Narozhnyi , V. N. Krasnorussky

We report an ultrasonic investigation of the elastic moduli on a single crystal of hexagonal YMnO_3 as a function of temperature. Stiffening anomalies in the antiferromagnetic N\'eel state below T_N = 72.4 K are observed on all the four…

Strongly Correlated Electrons · Physics 2007-08-07 Mario Poirier , Francis Laliberte , Loreynne Pinsard , Alexandre Revcolevschi

Magnetoresistance (MR) in the out-of-plane resistivity $\rho_c$ for the normal state of the one-layer high-quality Bi_2Sr_2CuO_x single crystals under various dc magnetic fields up to 28 T over the temperature region 6-100 K has been…

Superconductivity · Physics 2007-05-23 S. I. Vedeneev , A. G. M. Jansen , B. A. Volkov , P. Wyder

Electrical resistivity ($\rho$), magnetoresistance (MR), magnetization, thermopower and Hall effect measurements on the single crystal Gd$_{2}$PdSi$_3$, crystallizing in an AlB$_2$-derived hexagonal structure are reported. The well-defined…

Strongly Correlated Electrons · Physics 2009-10-31 S. R. Saha , H. Sugawara , T. D. Matsuda , H. Sato , R. Mallik , E. V. Sampathkumaran

The temperature dependence of the upper critical field ($H_{c2}$) in RbCr$% _{3}$As$_{3}$ single crystals ($T_{c}\approx $ 7.3 K) has been determined by means of magnetoresistance measurements with temperature down to 0.35 K in static…

Superconductivity · Physics 2019-12-25 Qimei Liang , Tong Liu , Chuanying Xi , Yuyan Han , Gang Mu , Li Pi , Zhi-An Ren , Zhaosheng Wang

The floating-zone method with different growth ambiances has been used to selectively obtain hexagonal or orthorhombic DyMnO$_{3}$ single crystals. The crystals were characterized by X-ray powder diffraction of ground specimen and a…

Strongly Correlated Electrons · Physics 2009-11-13 S Harikrishnan , S Roessler , C M Naveen Kumar , H L Bhat , U K Roessler , S Wirth , F Steglich , Suja Elizabeth

LaCrGe$_3$ is an itinerant, metallic ferromagnet with a Curie temperature ($T_C$) of $\sim$ 86 K. Whereas LaCrGe$_3$ has been studied extensively as a function of pressure as an example of avoided ferromagnetic quantum criticality,…

Strongly Correlated Electrons · Physics 2023-05-10 M. Xu , S. L. Bud'ko , R. Prozorov , P. C. Canfield

SrRuO3 is a highly interesting material due to its anomalous-metal properties related with ferromagnetism and its relevance as conductive perovskite layer or substrate in heterostructure devices. We have used optical floating zone technique…

Strongly Correlated Electrons · Physics 2016-06-02 S. Kunkemöller , F. Sauer , A. A. Nugroho , M. Braden