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Related papers: Floating zone growth of {\alpha}-Na$_{0.90}$MnO$_2…

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MgO single crystals with diameters between 3.5 and 5 mm and lengths up to 40 mm were grown by the optical floating zone technique (OFZ). Despite challenging material properties such as the high melting point of 2825 {\deg}C, very high…

We present a route to grow single crystals of Ba$_{0.9}$Sr$_{0.1}$CuSi$_{2}$O$_{6}$ suitable for inelastic neutron studies via the floating zone technique. Neutron single crystal diffraction was utilized to check their bulk quality and…

Materials Science · Physics 2019-07-02 Pascal Puphal , Stephan Allenspach , Christian Rüegg , Ekaterina Pomjakushina

We report the growth of mm-sized Pmnb-Li2FeSiO4 single crystals by means of the optical floating-zone method at high argon pressure and describe the conditions required for a stable growth process. The crystal structure is determined and…

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…

Strongly Correlated Electrons · Physics 2017-02-07 Christoph Neef , Hubert Wadepohl , Hans-Peter Meyer , Rüdiger Klingeler

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…

Strongly Correlated Electrons · Physics 2015-06-17 C. Fan , Z. Y. Zhao , J. D. Song , J. C. Wu , F. B. Zhang , X. F. Sun

The availability of large high-quality single crystals is an important prerequisite for many studies in solid-state research. The optical floating-zone technique is an elegant method to grow such crystals, offering potential to prepare…

CuFeO$_2$ single crystals up to 50 mm in length and up to 10 mm in diameter were grown by the optical floating-zone method. Stoichiometric polycrystalline rods with a diameter of 6-12 mm were used as feed materials to produce crystals of…

Materials Science · Physics 2020-01-07 Nora Wolff , Tobias Schwaigert , Dietmar Siche , Darrell G. Schlom , Detlef Klimm

High purity Na0.75CoO2 single crystals have been grown by floating zone method. We found the rotation of feed and seed rods play a crucial role in growing high quality single crystal. Systematic investigations suggest the occurrence of a…

Strongly Correlated Electrons · Physics 2011-03-22 C. Sekar , S. Paulraj , P. Kanchana , B. Schupp-Niewa , R. Klingeler , G. Krabbes

Effects of the growth velocity on the crystal growth behavior of Bi_2Sr_2Ca_1Cu_2O_x (Bi-2212) have been studied by floating zone technique. The results show that a necessary condition for obtaining large single crystals along the c-axis is…

Materials Science · Physics 2008-06-02 J. S. Wen , Z. J. Xu , G. Y. Xu , M. Hücker , J. M. Tranquada , G. D. Gu

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…

Strongly Correlated Electrons · Physics 2019-01-02 V. K. Anand , A. T. M. N. Islam , A. Samartzis , J. Xu , N. Casati , B. Lake

We report a detailed study of de-intercalation of Na from the compound NaxCoO2-d using an electrochemical technique. We find evidence for stable phases with Na contents near the fractions ~1/3, 1/2, 5/8, 2/3, and 3/4. Details regarding the…

Strongly Correlated Electrons · Physics 2009-11-10 F. C. Chou , E. T. Abel , J. H. Cho , Y. S. Lee

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…

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…

We report the growth of large single-crystals of Cu2MnAl, a ferromagnetic Heusler compound suitable for polarizing neutron monochromators, by means of optical floating zone under ultra-high vacuum compatible conditions. Unlike Bridgman or…

We have grown underdoped (x = 0.11, 0.12) and optimally doped (x = 0.16) La2-xSrxCuO4 (LSCO) crystals by traveling-solvent floating-zone (TSFZ) technique. In order to obtain LSCO single crystals of high quality, we have made much effort to…

Superconductivity · Physics 2009-01-23 Xiaoli Shen , Zhengcai Li , Caixia Shen , Wei Lu , Xiaoli Dong , Fang Zhou* , Zhongxian Zhao

The Fe^{4+}-containing cubic perovskite phase SrFeO_3-x is of interest both for its high-temperature, oxygen-conducting properties as a solid oxide fuel cell component, and at low temperatures, where it exhibits a plethora of helical…

Materials Science · Physics 2012-10-23 D. C. Peets , Jung-hwa Kim , M. Reehuis , P. Dosanjh , B. Keimer

Single crystals of NaxCoO2 with beta-phase (x=0.55, 0.60 and 0.65), alpha'-phase (x=0.75) and alpha-phase (x=0.9, 1.0) have been grown by the floating zone technique. The Na-extraction and hydration were carried out for the alpha'-sample to…

Strongly Correlated Electrons · Physics 2022-05-31 C. T. Lin , D. P. Chen , P. Lemmens , X. N. Zhang , A. Maljuk , P. X. Zhang

High-quality Bi$_{2+x}$Sr$_{2-x}$CuO$_{6+\delta}$(0$<$x$\leq$0.5) single crystals have been grown successfully using the travelling-solvent floating-zone(TSFZ) technique. The samples with $x >$ 0.05 are in the underdoped level. The…

Superconductivity · Physics 2009-11-11 Huiqian Luo , Lei Fang , Gang Mu , Hai-Hu Wen

The high-pressure optical floating-zone method enables single crystal growth of the Pmnb high-temperature phase of Li2FeSiO4. The influence of growth conditions on crystal quality, phase homogeneity, and impurity formation in Li2FeSiO4 is…

Materials Science · Physics 2021-01-01 Waldemar Hergett , Christoph Neef , Hans-Peter Meyer , Rüdiger Klingeler

In this study, we synthesized single crystals of Na$_{x}$CoO$_{2}$ with $x\sim0.8$ using the optical floating zone technique. A thorough electrochemical treatment of the samples permitted us to control the de-intercalation of Na to obtain…

Strongly Correlated Electrons · Physics 2018-06-18 I. F. Gilmutdinov , I. R. Mukhamedshin , F. Rullier-Albenque , H. Alloul
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