Identification of nano-scale films for THz sensing

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 8373, Issue , 2012, Pages

  Karunasiri, Gamani ^a   Alves, Fabio ^a   Grbovic, Dragoslav ^a   Kearney, Brian ^a  

^a NAVAL POSTGRADUATE SCHOOL   (United States)

Author keywords

Imaging; Metamaterials; Nanoscale metal films; Terahertz absorption

Indexed keywords

ABSORBING MATERIALS; DIELECTRIC LAYER; EXTERNAL ILLUMINATION; GROUND PLANES; HIGH SENSITIVITY; MAXIMUM VALUES; METAL FILM; METAMATERIAL STRUCTURES; MICROBOLOMETER; NANOSCALE FILMS; NANOSCALE METALS; NI FILMS; POTENTIAL APPLICATIONS; REALTIME IMAGING; RESONANT STRUCTURES; SKIN DEPTH; SPECTRAL RANGE; STRUCTURAL PARAMETER; TERAHERTZ ABSORPTION; TERAHERTZ SPECTRAL RANGE; THIN METAL FILMS; THZ FREQUENCIES; THZ RADIATION; THZ SOURCES;

BOLOMETERS; IMAGING TECHNIQUES; METALLIC FILMS; METAMATERIALS; NANOTECHNOLOGY; QUANTUM CASCADE LASERS; SILICA; TEMPERATURE SENSORS;

TERAHERTZ SPECTROSCOPY;

EID: 84863940040     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.918624     Document Type: Conference Paper

References (20)

1. M. B. Campbell and E. J. Heilweil, "Noninvasive detection of weapons of mass destruction using THz radiation, " Proc. SPIE 5070, 38 (2003).
2. M. J. Fitch, D. Schauki, C. A. Kelly, and R. Osiander, "Terahertz imaging and spectroscopy for landmine detection, " Proc. SPIE 5354, 45 (2004).
3. J. F. Federici, D. Gary, R. Barat, and D. Zimdars, "THz standoff detection and imaging of explosives and weapons, " Proc. SPIE 5781, 75-84 (2005).
4. D. A. Zimdars and J. S. White, "Terahertz reflection imaging for package and personnel inspection, " Proc. SPIE 5411, 78 (2004).
5. T. Globus, D. Theodorescu, H. Frierson, T. Kchromova, and D. Woolard, "Terahertz spectroscopic characterization of cancer cells, " Progress in Biomedical Optics and Imaging 6, 233-240 (2005).
6. J. E. Bjarnason, T. L. J. Chan, A. W. M. Lee, M. A. Celis, and E. R. Brown, "Millimeter-wave, terahertz, and midinfrared transmission through common clothing, " Appl. Phys. Lett. 85, 519 (2004).
7. R. H. Clothier and N. Bourne, "Effects of THz exposure on human primary keratinocyte differentiation and viability, " J. Biol. Phys. 29, 179-85 (2003).
8. P. Y. Han and X. C. Zhang, "Free-space coherent broadband terahertz time-domain spectroscopy, " Meas. Sci. Technol. 12, 1747-1756 (2001).
9. Y. Watanabe, K. Kawase and T. Ikari, "Component spatial pattern analysis of chemicals using terahertz spectral imaging, " Appl. Phys. Lett. 83, 800 (2003).
10. G. Karunasiri, "Real time THz camera using microbolometer focal plane array, " 7th Int. Conf. on Technol. & the Mine Problem, May 2-4, (2006), Monterey, CA.
11. A. W. M. Lee, and Q. Hu, "Real-time, continuous-wave terahertz imaging by use of a microbolometer focalplane array, " Optics Lett. 30, 2563 (2005).
12. A. W. M. Lee, B. S. Williams, Q. Hu, and J. L. Reno, "Real-time imaging using a 4.3-THz quantum cascade laser and a 320x240 microbolometer focal-plane array, " IEEE Photon. Tech. Lett. 18, 1415 (2006).
13. B. N. Behnken, M. Lowe, G. Karunasiri, D. Chamberlin, P. R. Robrish, J. Faist, "Detection of 3.4 THz radiation from a quantum cascade laser using a microbolometer infrared camera, " Proc. SPIE 6549, 65490C (2007).
14. R. A. Wood, "Monolithic Silicon Microbolometer Arrays, " in Semiconductors and Semimetals 47, 43-121 (1997).
15. Hadley, L. N. and Dennison, D. M., "Reflection and transmission interference filters, " J. Opt. Soc. America 37, 451-546, (1947).
16. F. Alves, A. Kamistros, D. Grbovic, B. Kearney and G. Karunasiri, "Highly absorbing nano-scale metal films for terahertz", Proc. SPIE, 8119, 811901-7(2011).
17. D. Y. Smith, E. Shile, and M. Inokuti, in Handbook of Optical Constants of Solids, E. D. Palik, ed. (Academic, 1998), pp. 306-406.
18. F. Alves, B. Kearney, D. Grbovic, N. V. Lavrik, and G. Karunasiri, "Strong terahertz absorption using thin metamaterial structures", Appl. Phys. Lett. 100, 111104 (2011).
19. T. Maier, and H. Bruckl, "Wavelength-tunable microbolometers with metamaterial absorbers, " Opt. Lett., 34, 3012-3014 (2009).
20. F. Alves, D. Grbovic, B. Kearney, and G. Karunasiri, " MEMS Bi-material terahertz sensor with integrated metamaterial absorber ", to appear in Optics Letters.