scholarly journals Investigation of Polymeric Films Based on Brilliant Green Dyed Poly (Vinyl Alcohol) and Poly (Vinyl Butyral) for Use in High Dose Processing Dosimetry

2013 ◽  
Vol 26 (1) ◽  
pp. 165-176 ◽  
2007 ◽  
Vol 353-358 ◽  
pp. 2349-2352
Author(s):  
Hironori Tohmyoh ◽  
Takuya Imaizumi ◽  
Masumi Saka

An acoustic resonant spectroscopy technique for measuring the acoustic impedance of micron-scale polymer films without knowing any values of ultrasonic velocity, thickness and density has been developed. The method, which is based on spectral analysis, observes the acoustic resonance between water, the film and a tungsten plate with high acoustic impedance. The acoustic impedances of poly(vinyl chloride), poly(vinyl alcohol) and nylon films are determined by the spectroscopy technique. Moreover, the values of ultrasonic velocity and density of the films are also determined from the resonance frequencies of the films.


Polymer ◽  
2000 ◽  
Vol 41 (17) ◽  
pp. 6671-6678 ◽  
Author(s):  
H.K. Jeong ◽  
M. Rooney ◽  
D.J. David ◽  
W.J. MacKnight ◽  
F.E. Karasz ◽  
...  

2020 ◽  
Vol 27 (3) ◽  
Author(s):  
Misha Rumyantsev ◽  
Sergey Rumyantsev ◽  
Oleg A. Kazantsev ◽  
Sofia I. Kamorina ◽  
Ilia A. Korablev ◽  
...  

2002 ◽  
Vol 63 (3-6) ◽  
pp. 807-811 ◽  
Author(s):  
S Ebraheem ◽  
S Eid ◽  
A Kovacs

2019 ◽  
Author(s):  
Mallikarjun H. Anandalli ◽  
R. F. Bhajantri ◽  
Sunil G. Rathod ◽  
T. M. Kanakaraj ◽  
Chetan Chavan ◽  
...  

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