Negative effect of Hf and Zr co-doping on alumina film growth of nickel-aluminium single-crystals during thermal cyclic oxidation

Author(s):  
Dongqing Li ◽  
Jian Gu ◽  
Shengchun Liu ◽  
Jiajun Si
2017 ◽  
Vol 468 ◽  
pp. 420-423 ◽  
Author(s):  
Masao Yoshino ◽  
Kei Kamada ◽  
Yasuhiro Shoji ◽  
Akihiro Yamaji ◽  
Shunsuke Kurosawa ◽  
...  
Keyword(s):  

2020 ◽  
Vol 31 (4) ◽  
pp. 3405-3414
Author(s):  
Lizhi Fang ◽  
Xiong Zhou ◽  
Jianli Zhang ◽  
Haiping Xia ◽  
Baojiu Chen ◽  
...  

Materials ◽  
2019 ◽  
Vol 12 (23) ◽  
pp. 3899 ◽  
Author(s):  
Aleksandr Yu. Kuntsevich ◽  
Victor P. Martovitskii ◽  
George V. Rybalchenko ◽  
Yuri G. Selivanov ◽  
Mikhail I. Bannikov ◽  
...  

In this study, we grew Cu co-doped single crystals of a topological superconductor candidate Sr x Bi 2 Se 3 , and studied their structural and transport properties. We reveal that the addition of even as small an amount of Cu co-dopant as 0.6 atomic %, completely suppresses superconductivity in Sr x Bi 2 Se 3 . Critical temperature (∼2.7 K) is rather robust with respect to co-doping. We show that Cu systematically increases the electron density and lattice parameters a and c. Our results demonstrate that superconductivity in Sr x Bi 2 Se 3 -based materials is induced by significantly lower Sr doping level x < 0.02 than commonly accepted x ∼ 0.06 , and it strongly depends on the specific arrangement of Sr atoms in the host matrix. The critical temperature in superconductive Sr-doped Bi 2 Se 3 is shown to be insensitive to carrier density.


Vacuum ◽  
2001 ◽  
Vol 61 (2-4) ◽  
pp. 217-221 ◽  
Author(s):  
K Mašek ◽  
V Matolı́n

2014 ◽  
Vol 505 ◽  
pp. 1-5 ◽  
Author(s):  
T. Okada ◽  
H. Ogino ◽  
H. Yakita ◽  
A. Yamamoto ◽  
K. Kishio ◽  
...  

1993 ◽  
Vol 42 (1-2) ◽  
pp. 91-97
Author(s):  
N. D. Ursuljak ◽  
A. V. Azizov ◽  
A. M. Balbashov ◽  
A. V. Belickiy ◽  
G. A. Yakovlev

2011 ◽  
Vol 58 (3) ◽  
pp. 1394-1399 ◽  
Author(s):  
Kan Yang ◽  
Charles L Melcher ◽  
Merry A Koschan ◽  
Mariya Zhuravleva

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