Phase diagram and thermodynamic properties of AIPO4 based on first-principles calculations and the quasiharmonic approximation

2014 ◽  
Vol 42 (1) ◽  
pp. 15-27 ◽  
Author(s):  
Riping Wang ◽  
Masami Kanzaki
RSC Advances ◽  
2016 ◽  
Vol 6 (115) ◽  
pp. 113903-113910 ◽  
Author(s):  
Zhuo Xu ◽  
Yangping Li ◽  
Zhengtang Liu

The bowing coefficient of structural parameters is calculated. A band gap transition is also observed. The T–x phase diagram is calculated and shows a critical temperature of 187.4 K.


2017 ◽  
Vol 19 (33) ◽  
pp. 22061-22068 ◽  
Author(s):  
Cuiping Wang ◽  
Cong Li ◽  
Jiajia Han ◽  
Lihui Yan ◽  
Bin Deng ◽  
...  

We optimized the high pressure–temperature phase diagram of pure Co up to the liquidus temperature and 120 GPa, based on thermodynamic properties calculated using first-principles.


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
S. Menouer ◽  
O. Miloud Abid ◽  
A. Benzair ◽  
A. Yakoubi ◽  
H. Khachai ◽  
...  

AbstractIn recent years the intermetallic ternary RE2MgGe2 (RE = rare earth) compounds attract interest in a variety of technological areas. We therefore investigate in the present work the structural, electronic, magnetic, and thermodynamic properties of Nd2MgGe2 and Gd2MgGe2. Spin–orbit coupling is found to play an essential role in realizing the antiferromagnetic ground state observed in experiments. Both materials show metallicity and application of a Debye-Slater model demonstrates low thermal conductivity and little effects of the RE atom on the thermodynamic behavior.


2011 ◽  
Vol 20 (4) ◽  
pp. 045101 ◽  
Author(s):  
Chun-Mei Liu ◽  
Ni-Na Ge ◽  
Zhi-Jian Fu ◽  
Yan Cheng ◽  
Jun Zhu

1993 ◽  
Vol 48 (18) ◽  
pp. 13253-13260 ◽  
Author(s):  
J. D. Althoff ◽  
P. B. Allen ◽  
R. M. Wentzcovitch ◽  
John A. Moriarty

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