Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Standard

Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation. / Melzer, Jeffrey E.; Navarro-Cia, Miguel; Mitrofanov, Oleg; Harrington, James A.

Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 8938 Society of Photo-Optical Instrumentation Engineers, 2014. 89380I.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Harvard

Melzer, JE, Navarro-Cia, M, Mitrofanov, O & Harrington, JA 2014, Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation. in Progress in Biomedical Optics and Imaging - Proceedings of SPIE. vol. 8938, 89380I, Society of Photo-Optical Instrumentation Engineers, Optical Fibers and Sensors for Medical Diagnostics and Treatment Applications XIV, San Francisco, CA, United States, 1/02/14. https://doi.org/10.1117/12.2041606

APA

Melzer, J. E., Navarro-Cia, M., Mitrofanov, O., & Harrington, J. A. (2014). Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation. In Progress in Biomedical Optics and Imaging - Proceedings of SPIE (Vol. 8938). [89380I] Society of Photo-Optical Instrumentation Engineers. https://doi.org/10.1117/12.2041606

Vancouver

Melzer JE, Navarro-Cia M, Mitrofanov O, Harrington JA. Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation. In Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 8938. Society of Photo-Optical Instrumentation Engineers. 2014. 89380I https://doi.org/10.1117/12.2041606

Author

Melzer, Jeffrey E. ; Navarro-Cia, Miguel ; Mitrofanov, Oleg ; Harrington, James A. / Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation. Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 8938 Society of Photo-Optical Instrumentation Engineers, 2014.

Bibtex

@inproceedings{5bbf835e2d694c6c93bd73a2b20d27a4,
title = "Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation",
abstract = "Significant research exists regarding the successful implementation of hollow waveguides for the low-loss transmission of infrared radiation in applications ranging from laser power delivery to spectroscopy. With the continued development of terahertz (THz) technologies and applications, it is often advantageous to have a waveguide for the transmission of THz radiation. This study focuses on the fabrication of novel silver-coated polytetrafluoroethylene (PTFE) waveguides for the transmission of terahertz radiation. The hollow structure described in this paper is made by depositing a thin film of Ag on the outer surface of a dielectric tube. This is in contrast to depositing metallic and dielectric thin film coatings on the inner surface of capillary tubing as is commonly done for IR and some THz transmissive waveguides. In this work, the Teflon tubing itself is the dielectric layer that is used to enhance the reflectivity of the Ag. Theoretical loss calculations will be presented and compared to the loss obtained for the guides measured at THz frequencies. In addition the spectra of the guides in the infrared region are also measured as a means to study the uniformity of the Teflon {"}layer{"} and to confirm the wall thickness of the Teflon tubing. The surface topography of the silver / PTFE waveguides is obtained and the resulting surface roughness related scattering losses are calculated. The implications of the terahertz fiber for applications ranging from nondestructive evaluation (NDE), security, and medical imaging are briefly discussed.",
keywords = "Dielectric tube waveguides, Hollow fiber optics, Teflon, Terahertz waveguides",
author = "Melzer, {Jeffrey E.} and Miguel Navarro-Cia and Oleg Mitrofanov and Harrington, {James A.}",
year = "2014",
doi = "10.1117/12.2041606",
language = "English",
isbn = "9780819498519",
volume = "8938",
booktitle = "Progress in Biomedical Optics and Imaging - Proceedings of SPIE",
publisher = "Society of Photo-Optical Instrumentation Engineers",
address = "United States",
note = "Optical Fibers and Sensors for Medical Diagnostics and Treatment Applications XIV ; Conference date: 01-02-2014 Through 02-02-2014",

}

RIS

TY - GEN

T1 - Silver-coated Teflon hollow waveguides for the delivery of terahertz radiation

AU - Melzer, Jeffrey E.

AU - Navarro-Cia, Miguel

AU - Mitrofanov, Oleg

AU - Harrington, James A.

PY - 2014

Y1 - 2014

N2 - Significant research exists regarding the successful implementation of hollow waveguides for the low-loss transmission of infrared radiation in applications ranging from laser power delivery to spectroscopy. With the continued development of terahertz (THz) technologies and applications, it is often advantageous to have a waveguide for the transmission of THz radiation. This study focuses on the fabrication of novel silver-coated polytetrafluoroethylene (PTFE) waveguides for the transmission of terahertz radiation. The hollow structure described in this paper is made by depositing a thin film of Ag on the outer surface of a dielectric tube. This is in contrast to depositing metallic and dielectric thin film coatings on the inner surface of capillary tubing as is commonly done for IR and some THz transmissive waveguides. In this work, the Teflon tubing itself is the dielectric layer that is used to enhance the reflectivity of the Ag. Theoretical loss calculations will be presented and compared to the loss obtained for the guides measured at THz frequencies. In addition the spectra of the guides in the infrared region are also measured as a means to study the uniformity of the Teflon "layer" and to confirm the wall thickness of the Teflon tubing. The surface topography of the silver / PTFE waveguides is obtained and the resulting surface roughness related scattering losses are calculated. The implications of the terahertz fiber for applications ranging from nondestructive evaluation (NDE), security, and medical imaging are briefly discussed.

AB - Significant research exists regarding the successful implementation of hollow waveguides for the low-loss transmission of infrared radiation in applications ranging from laser power delivery to spectroscopy. With the continued development of terahertz (THz) technologies and applications, it is often advantageous to have a waveguide for the transmission of THz radiation. This study focuses on the fabrication of novel silver-coated polytetrafluoroethylene (PTFE) waveguides for the transmission of terahertz radiation. The hollow structure described in this paper is made by depositing a thin film of Ag on the outer surface of a dielectric tube. This is in contrast to depositing metallic and dielectric thin film coatings on the inner surface of capillary tubing as is commonly done for IR and some THz transmissive waveguides. In this work, the Teflon tubing itself is the dielectric layer that is used to enhance the reflectivity of the Ag. Theoretical loss calculations will be presented and compared to the loss obtained for the guides measured at THz frequencies. In addition the spectra of the guides in the infrared region are also measured as a means to study the uniformity of the Teflon "layer" and to confirm the wall thickness of the Teflon tubing. The surface topography of the silver / PTFE waveguides is obtained and the resulting surface roughness related scattering losses are calculated. The implications of the terahertz fiber for applications ranging from nondestructive evaluation (NDE), security, and medical imaging are briefly discussed.

KW - Dielectric tube waveguides

KW - Hollow fiber optics

KW - Teflon

KW - Terahertz waveguides

UR - http://www.scopus.com/inward/record.url?scp=84897395762&partnerID=8YFLogxK

U2 - 10.1117/12.2041606

DO - 10.1117/12.2041606

M3 - Conference contribution

AN - SCOPUS:84897395762

SN - 9780819498519

VL - 8938

BT - Progress in Biomedical Optics and Imaging - Proceedings of SPIE

PB - Society of Photo-Optical Instrumentation Engineers

T2 - Optical Fibers and Sensors for Medical Diagnostics and Treatment Applications XIV

Y2 - 1 February 2014 through 2 February 2014

ER -