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Journals >
Acta Physica Sinica >
Volume 69 >
Issue 6 >
Page 067101-1 > Article
Acta Physica Sinica
Vol. 69, Issue 6, 067101-1 (2020)
First-principles study of Ca
5
N
4
at high pressure
Xu-Han Shi, Hai-Yan Li, Zhen Yao
*
, and Bing-Bing Liu
*
Author Affiliations
State Key Laboratory of Superhard Materials, College of Physics, Jilin University, Changchun 130012, China
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DOI:
10.7498/aps.69.20191808
Cite this Article
Xu-Han Shi, Hai-Yan Li, Zhen Yao, Bing-Bing Liu.
First-principles study of Ca
5
N
4
at high pressure
[J]. Acta Physica Sinica, 2020, 69(6): 067101-1
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Fig. 1.
Stable phases on the convex hulls of Ca-N system at 100 GPa.
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Fig. 2.
Crystalline structure of the predicted stable Ca
5
N
4
: (a)
P
2
1
/
c
phase at 100 GPa; (b), (c) he polyhedron units of Ca
5
N
4
.
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|
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Fig. 3.
Phonon dispersion curves of
P
2
1
/
c
phase at 100 GPa
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Fig. 4.
Cross-sections of electron local function of
P
2
1
/
c
-Ca
5
N
4
at 100 GPa.
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Fig. 5.
Band structure and projected density of states of
P
2
1
/
c
-Ca
5
N
4
at 100 GPa, respectively.
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|
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Fig. 6.
Raman spectrum of
P
2
1
/
c
-Ca
5
N
4
at 100 GPa.
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|
View in the Article
Fig. 7.
The X-ray diffraction spectrum of
P
2
1
/
c
-Ca
5
N
4
at 100 GPa.
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|
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Abstract
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Figures&Tables (7)
Equations (3)
References (38)
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Xu-Han Shi, Hai-Yan Li, Zhen Yao, Bing-Bing Liu.
First-principles study of Ca
5
N
4
at high pressure
[J]. Acta Physica Sinica, 2020, 69(6): 067101-1
Download Citation
EndNote(RIS)
BibTex
Plain Text
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Paper Information
Special Issue:
Received: Nov. 28, 2019
Accepted: --
Published Online: --
The Author Email: Liu Bing-Bing (liubb@jlu.edu.cn)
DOI:
10.7498/aps.69.20191808
Recommended Topics
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