Effects of Annealing Temperature and Magnetic Field on the $\varepsilon\hbox{--}\tau$ Phase Transformation in Mn-Al Alloys

2017 ◽  
Vol 8 ◽  
pp. 1-4 ◽  
Author(s):  
Ryota Kobayashi ◽  
Yoshifuru Mitsui ◽  
Rie Y. Umetsu ◽  
Kohki Takahashi ◽  
Masaki Mizuguchi ◽  
...  
2009 ◽  
Vol 23 (17) ◽  
pp. 3573-3578
Author(s):  
QINGYU YAN ◽  
AIDONG LI

FePt - PtTe 2 two phase nanorods have been produced by a polyol process. The shape and magnetic properties of two phase nanorods with different phase ratio are investigated. L10 phase transformation of FePt in the nanorods has been accomplished at annealing temperature as low as 400 °C with Hc above 500mT. High temperature annealing causes the disintegration of the nanorods due the melting/evaporation of Te element.


2012 ◽  
Vol 324 (24) ◽  
pp. 4184-4188 ◽  
Author(s):  
Xiaoxue Zhang ◽  
Yudong Zhang ◽  
Minglong Gong ◽  
Claude Esling ◽  
Xiang Zhao ◽  
...  

2010 ◽  
Vol 25 (1) ◽  
pp. 189-196 ◽  
Author(s):  
Hulya Metin ◽  
Mehmet Ari ◽  
Selma Erat ◽  
Semra Durmuş ◽  
Mehmet Bozoklu ◽  
...  

Cadmium sulfide (CdS) photocatalyst films were grown on glass by chemical bath deposition (pH 9.4, 70 °C) and then annealed in nitrogen from 423 K to 823 K in steps of 100 K. The XRD crystallite size increases in a sigmoidal manner from 60 nm to 100 nm while the optical band gap energy decreases from 2.42 eV to 2.28 eV. This trend is paralleled by the decreasing Urbach energy, but only up to 623 K, where it increases again. This is the temperature where the Cd effectively surpasses the phase transformation from cubic to hexagonal, and the activation energy for electronic transport drops by a factor of nearly two.


2019 ◽  
Vol 125 (8) ◽  
pp. 082522 ◽  
Author(s):  
Alena S. Gornakova ◽  
Alexandr B. Straumal ◽  
Igor I. Khodos ◽  
Ivan B. Gnesin ◽  
Andrey A. Mazilkin ◽  
...  

2019 ◽  
Vol 83 (6) ◽  
pp. 181-185
Author(s):  
Ryota Kobayashi ◽  
Yoshifuru Mitsui ◽  
Rie Y. Umetsu ◽  
Kohki Takahashi ◽  
Masaki Mizuguchi ◽  
...  

2007 ◽  
Vol 55 (13) ◽  
pp. 4253-4269 ◽  
Author(s):  
H.E. Karaca ◽  
I. Karaman ◽  
B. Basaran ◽  
D.C. Lagoudas ◽  
Y.I. Chumlyakov ◽  
...  

2000 ◽  
Vol 43 (5-6) ◽  
pp. 225-229 ◽  
Author(s):  
H.D Joo ◽  
S.U Kim ◽  
N.S Shin ◽  
Y.M Koo

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