Positron Annihilation Doppler Broadening Spectroscopy as Convenient Method to Detect Radiation Effect on CR-39 Track Detector | ||||
Egyptian Journal of Solids | ||||
Article 3, Volume 32, Issue 1, 2009, Page 23-29 PDF (107.69 K) | ||||
DOI: 10.21608/ejs.2009.148769 | ||||
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Abstract | ||||
Positron Annihilation Doppler Broadening Spectroscopy (PADBS) is a characterization technique that is sensitive to damage of radiation in polymers. A damage zone or defect will be created due to the irradiation of Polyallyl diglycol carbonate (CR-39) with α-particles. It is convenient to study this defect caused by α-particle energies using both PADBS and track diameter measurements. An abrupt change in the S and W line-shape parameters has been observed at 3.75 Mev of α- particle energy, while the track diameter shows a continuous decrease for samples irradiated at more than 2.5 MeV of the α- particle energies. | ||||
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