Axis symmetry of silicon molten zone interface shape under a mirror-shifting-type infrared convergent-heating floating-zone method

CrystEngComm ◽  
2015 ◽  
Vol 17 (48) ◽  
pp. 9452-9458 ◽  
Author(s):  
Md. Mukter Hossain ◽  
Satoshi Watauchi ◽  
Masanori Nagao ◽  
Isao Tanaka

Axis symmetry of the silicon molten zone shape, which is dependent on the position of the mirror-lamp (M-L) system, is related to the shape of the grown crystal.

Crystals ◽  
2021 ◽  
Vol 11 (4) ◽  
pp. 392
Author(s):  
Naoki Kikugawa ◽  
Dmitry A. Sokolov ◽  
Tohru Nagasawa ◽  
Andrew P. Mackenzie

We report the single-crystal growth of the unconventional superconductor Sr2RuO4, on which research has reached a turning point recently. In order to optimize the quality of crystals grown by the floating-zone method using an infrared image furnace, we focus on an improvement of the structure of the filament in the halogen lamps. By reducing the thickness of the total filament, the form of the molten zone was narrowed. More importantly, the molten zone was observed to be more stable during the growth process. Finally, we obtained the crystals with a length of 12 cm. Additionally, the grown crystal has high quality, displaying the 1.5 K transition temperature expected only for the purest crystals. We also discuss the availability of the newly developed halogen lamps.


CrystEngComm ◽  
2020 ◽  
Vol 22 (47) ◽  
pp. 8236-8242
Author(s):  
Shu-yu Ning ◽  
Xinyu Yang ◽  
Yan Wang ◽  
Zhongwen Zhu ◽  
Jiuxing Zhang

A high-quality and large-sized GdB6 single crystal was successfully prepared by using the optical floating zone method to accurately control the temperature and composition of the molten zone.


2017 ◽  
Vol 459 ◽  
pp. 105-111 ◽  
Author(s):  
Md. Mukter Hossain ◽  
Satoshi Watauchi ◽  
Masanori Nagao ◽  
Isao Tanaka

1993 ◽  
Vol 126 (2-3) ◽  
pp. 466-470 ◽  
Author(s):  
Shigeki Otani ◽  
Shigeru Honma ◽  
Yoshiyuki Yajima ◽  
Yoshio Ishizawa

2013 ◽  
Vol 28 (8) ◽  
pp. 891-895
Author(s):  
He FENG ◽  
Guo-Hao REN ◽  
Dong-Zhou DING ◽  
Huan-Ying LI ◽  
Jun XU ◽  
...  

2021 ◽  
Vol 112 ◽  
pp. 110782
Author(s):  
Kenta Igashira ◽  
Daisuke Nakauchi ◽  
Takumi Kato ◽  
Noriaki Kawaguchi ◽  
Takayuki Yanagida

1991 ◽  
Vol 32 (9) ◽  
pp. 879-881 ◽  
Author(s):  
Shin Tsunekawa ◽  
Hiroshi Machida ◽  
Masashi Suezawa ◽  
Tsuguo Fukuda

1986 ◽  
Vol 76 (2) ◽  
pp. 311-316 ◽  
Author(s):  
Isao Tanaka ◽  
Hironao Kojima ◽  
Fumiaki Sudo

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