Narrow Terahertz Attenuation Signatures in Bacillus thuringiensis
Document Type
Article
Publication Date
10-1-2014
Identifier/URL
40235031 (Pure); 23821459 (PubMed); 84908605896 (QABO)
Abstract
Terahertz absorption signatures from culture-cultivated Bacillus thuringiensis were measured with a THz photomixing spectrometer operating from 400 to 1200 GHz. We observe two distinct signatures centered at ∼955 and 1015 GHz, and attribute them to the optically coupled particle vibrational resonance (surface phonon-polariton) of Bacillus spores. This demonstrates the potential of the THz attenuation signatures as “fingerprints” for label-free biomolecular detection.
Repository Citation
Burdette, D. J.,
Law, J. J.,
Middendorf, J. R.,
Mosbacker, H. L.,
Roedig, C.,
Zhang, W.,
& Brown, E. R.
(2014). Narrow Terahertz Attenuation Signatures in Bacillus thuringiensis. Journal of Biophotonics, 7 (10), 818-824.
https://corescholar.libraries.wright.edu/physics/1198
DOI
10.1002/jbio.201300042
