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相关论文: Single crystal growth and physical properties of p…

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Large single crystals of the pyrochlore Pr2Hf2O7 have been successfully grown by the floating zone technique using an optical furnace equipped with high power Xenon arc lamps. Structural investigations have been carried out by both…

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…

强关联电子 · 物理学 2016-06-02 S. Kunkemöller , F. Sauer , A. A. Nugroho , M. Braden

Single crystals of PrNiO3 were grown under an oxygen pressure of 295 bar using a unique high-pressure optical-image floating zone furnace. The crystals, with volume in excess of 1 mm3, were characterized structurally using single crystal…

SmCrO$_3$ single crystals were successfully grown utilizing the high-pressure optical floating-zone method and their crystal structure, magnetization behavior, and magnetic phase diagrams were thoroughly investigated. Magnetic studies were…

Pyrochlore $\rm Pr^{3+}_{2+x}Zr^{4+}_{2-x}O_{7-x/2}$ samples in the form of both powders $(-0.02 \le x \le 0.02)$ and bulk single crystals have been studied to elucidate the dependence of their magnetic, compositional and structural…

材料科学 · 物理学 2014-07-08 S. M. Koohpayeh , J. -J. Wen , B. A. Trump , C. L. Broholm , T. M. McQueen

We report the growth of large high quality crystals of the frustrated magnet, Pr2Zr2O7 by the floating zone technique. Several crystals have been produced starting with varying levels of excess of Pr6O11 to compensate for the loss of Pr2O3…

材料科学 · 物理学 2016-11-09 M. Ciomaga Hatnean , C. Decorse , M. R. Lees , O. A. Petrenko , D. S. Keeble , G. Balakrishnan

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…

We have synthesized single crystals of Na$_3$Co$_2$SbO$_6$ and characterized the structure and magnetic order by measuring anisotropic magnetic properties, heat capacity, x-ray and neutron single crystal diffraction. Magnetic properties and…

强关联电子 · 物理学 2019-07-17 J. -Q. Yan , S. Okamoto , Y. Wu , Q. Zheng , H. D. Zhou , H. B. Cao , M. A. McGuire

The equiatomic PrGe single crystal was grown by Czochralski pulling method. The grown single crystal was found to have CrB-type orthorhombic crystal structure with the space group \textit{Cmcm} (#63). Transport and magnetization data reveal…

强关联电子 · 物理学 2012-10-30 Pranab Kumar Das , K. Ramesh Kumar , R. Kulkarni , S. K. Dhar , A. Thamizhavel

Mm-sized LiMn$_{1-x}$Fe$_x$PO$_4$ single crystals with $0\leq x \leq 1$ were grown by means of the traveling floating-zone technique at elevated Argon pressure of 30~bar. For the various doping levels, the growth process was optimized with…

强关联电子 · 物理学 2017-02-07 Christoph Neef , Hubert Wadepohl , Hans-Peter Meyer , Rüdiger Klingeler

We report the first single crystal growth of the correlated metal LaNiO3 using a high-pressure optical-image floating zone furnace. The crystals were studied using single crystal/powder x-ray diffraction, resistivity, specific heat, and…

材料科学 · 物理学 2017-10-17 Junjie Zhang , Hong Zheng , Yang Ren , J. F. Mitchell

We report a study on the crystal growth of the hexagonal manganites $R$MnO$_3$ ($R$ = Y, Lu, Ho, Er, and Tm) by using an optical floating-zone method. It was found that high-quality single crystals of $R$ = Y, Lu, and Ho could be easily…

强关联电子 · 物理学 2015-06-17 C. Fan , Z. Y. Zhao , J. D. Song , J. C. Wu , F. B. Zhang , X. F. Sun

We report the optimized conditions for growing the high quality single crystals of candidate quantum spin-ice Pr2Hf2O7 using the optical floating-zone method. Large single crystals of Pr2Hf2O7 have been grown under different growth…

强关联电子 · 物理学 2019-01-02 V. K. Anand , A. T. M. N. Islam , A. Samartzis , J. Xu , N. Casati , B. Lake

We have successfully grown cm3-size single crystals of the metallic-ferromagnet Sm2Mo2O7 by the floating-zone method using an infrared-red image furnace. The growth difficulties and the remedies found using a 2-mirror image furnace are…

强关联电子 · 物理学 2009-11-13 Surjeet Singh , R. Suryanarayanan , Romuald S. Martin , G. Dhalenne , A. Revcolevschi

We report on the growth of stoichiometric Sr$_2$IrO$_4$ single crystals, which allow us to unveil their intrinsic magnetic properties. The effect of different growth conditions has been investigated for crystals grown by the flux method. We…

强关联电子 · 物理学 2016-04-27 N. H. Sung , H. Gretarsson , D. Proepper , J. Porras , M. Le Tacon , A. V. Boris , B. Keimer , B. J. Kim

A new method to grow single crystals of skutterudite compounds is examined. Using a wedge-type, cubic-anvil, high-pressure apparatus, single crystals of CoP3 were grown from stoichiometric melts under a pressure of 3.5 GPa. Powder x-ray…

强关联电子 · 物理学 2009-11-10 C. H. Lee , H. Kito , H. Ihara , K. Akita , N. Yanase , C. Sekine , I. Shirotani

Up to now, investigation of physical properties of ternary and higher nitridometalates was severely hampered by challenges concerning phase purity and crystal size. Employing a modified lithium flux technique, we are now able to prepare…

材料科学 · 物理学 2017-01-24 Peter Höhn , Tanita J. Balle , Manuel Fix , Yurii Prots , Anton Jesche

The magnetization, crystal structure, and thermal expansion of a nearly stoichiometric Sr$_{1.04(3)}$Er$_{2.09(6)}$O$_{4.00(1)}$ single crystal have been studied by PPMS measurements and in-house and high-resolution synchrotron X-ray powder…

Centimeter-sized single crystals of Sr$_{1.5}$La$_{0.5}$RhO$_{4}$ were grown by the floating zone method at oxygen pressures of 20~bar. The quality of our single crystals was confirmed by X-ray Laue, powder and single crystal X-ray…

强关联电子 · 物理学 2017-09-06 Z. W. Li , H. Guo , Z. Hu , T. S. Chan , K. Nemkovski , A. C. Komarek

Millimeter-sized single crystals of LaFeAsO, LaFeAsO1-xFx, and LaFe1-xCoxAsO were grown in NaAs flux at ambient pressure. The detailed growth procedure and crystal characterizations are reported. The as-grown crystals have typical…

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