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Photo-acoustic response of active biological systems
Two samples from a biologically active system, Trunculariopsis trunculus, were used in thick film form: one damp and the other dry. In both cases intense and broad absorption bands appeared in the visible region of the electromagnetic spectrum near yellow, as well as below 330nm, attributed to charg...
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Published in: | Optical materials 2008-01, Vol.30 (5), p.814-816 |
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Main Authors: | , , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | Two samples from a biologically active system, Trunculariopsis trunculus, were used in thick film form: one damp and the other dry. In both cases intense and broad absorption bands appeared in the visible region of the electromagnetic spectrum near yellow, as well as below 330nm, attributed to charge transfer transitions. The damp sample produced a higher response signal at about 570nm. The Photo-acoustic spectra contain all the bands of radiation vital for maintenance of activity in a living system with a distinctive prominence of the yellow part of the spectrum. |
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ISSN: | 0925-3467 1873-1252 |
DOI: | 10.1016/j.optmat.2007.02.004 |