Photoinduced stiffening and photoplastic effect of ZnS individual nanobelt in nanoindentation

2010 ◽  
Vol 108 (9) ◽  
pp. 094305 ◽  
Author(s):  
X. J. Zheng ◽  
G. C. Yu ◽  
Y. Q. Chen ◽  
S. X. Mao ◽  
T. Zhang
Keyword(s):  
1970 ◽  
Vol 41 (4) ◽  
pp. 1652-1656 ◽  
Author(s):  
Lennart Carlsson ◽  
Christer Svensson
Keyword(s):  

1986 ◽  
Vol 1 (1) ◽  
pp. 3-6 ◽  
Author(s):  
Joseph Pellegrino ◽  
J. M. Galligan

Photoplasticity in mercury cadmium telluride, Hg1-x Cdx Te with x = 0.3, has been studied as a function of light frequency and deformation temperature. We show that there is an easily measurable time delay accompanying irradiation of the crystal and the change in stress. This time delay is temperature dependent, suggesting a diffusion of charge carriers, introduced by the light, to the interior of the crystal. A simple analysis is given of the observed temperature dependence that is consistent with the experiments.


2000 ◽  
Vol 39 (Part 1, No. 5B) ◽  
pp. 2954-2957 ◽  
Author(s):  
Hiroto Tateno ◽  
Takafumi Okawa ◽  
Yoichiro Iwashita

1993 ◽  
Vol 62 (22) ◽  
pp. 2784-2786 ◽  
Author(s):  
Jochen Marschall ◽  
Frederick Milstein

1994 ◽  
Vol 72 (21) ◽  
pp. 3363-3366 ◽  
Author(s):  
Niyaz N. Khusnatdinov ◽  
Victor F. Petrenko
Keyword(s):  

1994 ◽  
Vol 373 ◽  
Author(s):  
Niyaz N. Khusnatdinov ◽  
Victor F. Petrenko

AbstractThe study of the photoplastic effect (PPE) on ice is essential for both fundamental and applied reasons. It is important for an understanding of dislocation motion as well as the flow of glaciers in cold regions that occurs under intensive solar radiation. It was found that the illumination of ice with UV light (λ < 300 nm) leads to its irreversible hardening1. A prolonged irradiation with a total light exposure of about 8.10−5 J/cm2 at λ= 260 nm can change the creep rate up to 60 percent. Even more pronounced PPE was found in HCI-doped ice with the concentration, n= 1018 cm−3. It is suggested that PPE is caused by the excitation of “autoionization” reaction which was found responsible for the photoconductivity of ice.


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