Positron annihilation spectroscopy for defect characterization in nanomaterials

2022 ◽  
pp. 123-146
Author(s):  
Ann Rose Abraham ◽  
P.M.G. Nambissan
Keyword(s):  
Positron Annihilation ◽  
Positron Annihilation Spectroscopy ◽  
Defect Characterization

Defect Characterization Using Positron Annihilation Spectroscopy on Laser-Ablated Surfaces

JOM ◽  
2021 ◽  
Author(s):  
P. Hosemann ◽  
R. Auguste ◽  
S. Lam ◽  
M. Butterling ◽  
M. O. Liedke ◽  
...  
Keyword(s):  
Positron Annihilation ◽  
Positron Annihilation Spectroscopy ◽  
Defect Characterization

scholarly journals Neutron irradiated tungsten bulk defect characterization by positron annihilation spectroscopy

2021 ◽  
Vol 26 ◽  
pp. 100936
Author(s):  
Chase N. Taylor ◽  
Masashi Shimada ◽  
Joseph M. Watkins ◽  
Xunxiang Hu ◽  
Yasuhisa Oya
Keyword(s):  
Positron Annihilation ◽  
Positron Annihilation Spectroscopy ◽  
Defect Characterization

Defect driven ferromagnetism in SnO2: a combined study using density functional theory and positron annihilation spectroscopy

RSC Advances ◽  
2015 ◽  
Vol 5 (2) ◽  
pp. 1148-1152 ◽  
Author(s):  
A. Sarkar ◽  
D. Sanyal ◽  
Palash Nath ◽  
Mahuya Chakrabarti ◽  
S. Pal ◽  
...  
Keyword(s):  
Density Functional Theory ◽  
Ab Initio ◽  
Positron Annihilation ◽  
Magnetic Moment ◽  
Density Functional ◽  
Room Temperature ◽  
Positron Annihilation Spectroscopy ◽  
Defect Characterization ◽  
Functional Theory ◽  
Ferromagnetic Ordering

Room temperature ferromagnetic ordering has been observed in polycrystalline SnO2. Defect characterization by positron annihilation technique and ab initio calculation indicates that tin vacancies are mainly responsible for inducing magnetic moment in oxygen irradiate SnO2.

scholarly journals Native vacancy defects in Zn1−x(Mn,Co)xGeAs2 studied with positron annihilation spectroscopy

2009 ◽  
Vol 106 (1) ◽  
pp. 013524 ◽  
Author(s):  
L. Kilanski ◽  
A. Zubiaga ◽  
F. Tuomisto ◽  
W. Dobrowolski ◽  
V. Domukhovski ◽  
...  
Keyword(s):  
Positron Annihilation ◽  
Positron Annihilation Spectroscopy ◽  
Vacancy Defects
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