THE STRUCTURE, MAGNETISM AND CONDUCTIVITY OF Li3V2(PO4)3: A THEORETICAL AND EXPERIMENTAL STUDY

2013 ◽  
Vol 27 (27) ◽  
pp. 1350199 ◽  
Author(s):  
ZHI-PING LIN ◽  
YU-JUN ZHAO ◽  
YAN-MING ZHAO

In this paper, we present a combination of first-principles and experimental investigations on the structural, magnetic and electronic properties of monoclinic Li 3 V 2( PO 4)3. The change of dielectric constant indicates that the structural phase transition appear around the temperature 120°C. The first-principles calculation and magnetic measurement display that Li 3 V 2( PO 4)3 is a compound with weak ferromagnetism, with Curie constant of C = 0.004 and Curie temperature of 140 K. The experimental and theoretical results demonstrated that the Li 3 V 2( PO 4)3 is a typical semiconductor.

RSC Advances ◽  
2016 ◽  
Vol 6 (102) ◽  
pp. 100526-100531 ◽  
Author(s):  
A. J. Mao ◽  
H. Tian ◽  
X. Y. Kuang ◽  
J. W. Jia ◽  
J. S. Chai

Structural phase transition and spin reorientation of orthoferrites LaFeO3 epitaxially grown along the pseudocubic (001) direction are investigated based on first-principles calculation.


2015 ◽  
Vol 729 ◽  
pp. 15-20
Author(s):  
Hong Bo Zhu ◽  
Dun Qiang Tan ◽  
Zhi Huang Xiong

The structural phase transitions and electronic structures of Co are investigated by using the first-principles calculation based on density-functional theory (DFT). Our calculated equilibrium structural parameters of Co are in good agreement with the available experimental data and other theoretical results. The calculated phase transition hcp-Co → fcc-Co at ca. 125.25 GPa. The magnetic moment of hcp-Co and fcc-Co drops to zero at 155 GPa and 77 GPa, respectively.


Author(s):  
Linfei Yang ◽  
Jianjun Jiang ◽  
Lidong Dai ◽  
Haiying Hu ◽  
Meiling Hong ◽  
...  

The vibrational, electrical and structural properties of Ga2S3 were explored by Raman spectroscopy, EC measurements, HRTEM and First-principles theoretical calculations under different pressure environments up to 36.4 GPa.


RSC Advances ◽  
2020 ◽  
Vol 10 (5) ◽  
pp. 2448-2452
Author(s):  
Lili Lian ◽  
Yan Liu ◽  
Da Li ◽  
Shuli Wei

The structural phase transition, electronic properties, and bonding properties of antimony nitrides have been studied by using a first principles method.


2018 ◽  
Vol 20 (14) ◽  
pp. 9488-9497 ◽  
Author(s):  
Pornmongkol Jimlim ◽  
Komsilp Kotmool ◽  
Udomsilp Pinsook ◽  
Suttichai Assabumrungrat ◽  
Rajeev Ahuja ◽  
...  

The structural phase transition and electronic properties of Li2O2 under pressures up to 500 GPa have been investigated using first-principles calculations.


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