Terahertz and Millimeter Wave Imaging

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Terahertz and Millimeter Wave Imaging December 2018 Vol. 32, No. 6 www.PhotonicsSociety.org Terahertz and Millimeter Wave Imaging Vis THz (a) (b) Also Inside: • Nobel Prize in Physics Spotlight • Graduate Student Fellow - A Catch-Up • IEEE Photonics Society Awards and Recognition REFLECTOMETERS FOR DEVICE CHARACTERIZATION Optical Coherence Domain Polarization Analyzing Optical Reflectometer Frequency Domain Reflectometer OCDR-1000 OFDR-1000A KEY SPECS KEY SPECS Spatial Resolution: 10 µm Spatial Resolution: 10 µm Sensitivity: −90 dB (−95 dB typical) Sensitivity: −130 dB RL Dynamic Range: 80 dB RL Dynamic Range: 70 dB Measurement Range: 600 mm Measurement Range: 100 m Built-in SLD Requires External Tunable Laser ADVANTAGES ADVANTAGES Large Dynamic Range High Sensitivity Easy Data Interpretation Long Range Low Cost Birefringence/Stress/Strain Characterization Good for characterization of devices with low to high Good for accurate length determinations and detection reflectivity. Strong reflections in the measurement range do of ultra low reflectivity features. Strong reflections in the not affect peaks from weaker reflections. measurement range can cause laser phase noise, which can obscure weaker reflections. EXAMPLE EXAMPLE 56Gbps QSFP+ (Silicon Photonics Integrated Circuit) Single Stage Isolator (Input) OCDR-1000 OFDR-1000 OCDR-1000 OFDR-1000 -95 dB -95 dB Device with some higher reflectivity features- both devices detect the more Device with weak reflections- OFDR is able to detect some lower prominent features, but the OCDR clearly detects some lower reflectivity reflectivity features not evident in the OCDR plot. peaks that are hidden by phase noise in the OFDR plot. 909.590.5473 [email protected] www.generalphotonics.com December 2018 Vol. 32, No. 6 www.PhotonicsSociety.org Terahertz and Millimeter Wave Imaging Vis THz (a) (b) Also Inside: • Nobel Prize in Physics Spotlight • Graduate Student Fellow - A Catch-Up • IEEE Photonics Society Awards and Recognition December 2018 Volume 32, Number 6 FEATURE Research Highlights . 4 – Terahertz and Millimeter Wave Imaging: A Portable Tool for Characterization 13 Lab Tricks . .10 • QAMPy, a DSP Chain for Optical Communication Signals News . .13 • Appointment of New Executive Director of the IEEE Photonics Society • Toshio Fukuda is 2019 IEEE President-elect • President Jim Jefferies on Stepping Ahead and Envisioning the Future • IEEE Photonics Members Honored with 2018 Nobel Prize in Physics • Graduate Student Fellows—A Catch-Up, Part 2 • New Community Formed on Ethics in Autonomous and Intelligent Systems • White House Outlines Quantum Computing Strategy • National Photonics Initiative Praises Bipartisan Approval of NQI Act in U.S. House of Representatives Careers and Awards . .21 • 31st IEEE Photonics Conference Awards and Recognition • IEEE Photonics Annual Chapter Award Winners Announced • Call for Nominations-2019 Distinguished Lecturer Membership Spotlights . .30 • Finisar Team Honored with Australian Prime Minister’s Prize for Innovation 21 Membership. .32 • The 2018 Nobel Prize in Physics of Ashkin, Strickland and Mourou: Intimate portraits of the Nobelists and Their discoveries • SBFoton: Inaugural Optics and Photonics Conference in Brazil Co-organized by IEEE Photonics Society • Live Tutorial for IEEE Africa Stakeholders a Great Success • Diversity Oversight Committee Established to Broaden Community and Ensure Inclusion is Addressed in the Field • Takian Fakhrul: Paving “One-way Streets” for Light Inside Photonic Devices • IEEE Photonics Fund Supporting AAS Scholarships in Support of Workforce Development in Puerto Rico • One Year After Hurricane Maria, a Research Institute in Puerto Rico Struggles to Come Back • IEEE Future Directions Symposium Uses Cross-Organization Collaboration to Extend Attendance and Increase IEEE Membership 30 • IEEE Nominate a Senior Member Initiative Publications . .44 – JLT: CFP Ultra-Wideband WDW Systems – JSTQE: CFP Semiconductor Lasers – JSTQE: CFP Photonics for Deep Learning and Neural Computing – JSTQE: CFP Emerging Applications of Multimode, Multicore and Specialty Fibers – JSTQE: CFP Programmable Photonics – JSTQE: CFP Photonics for Synthetic Dimensions and Topological Insulators COLUMNS Editor’s Column ......... 2 President’s Column .......... 3 December 2018 IEEE PHOTONICS SOCIETY NEWSLETTER 1 Editor’s IEEE Photonics Society Column NICOLAS FONTAINE President Associate Editor of Central, Latin and Chennupati Jagadish South American 2018 has been a great year for photonics. The 2018 Australian National University Juan A. Hernandez Cordero Canberra, Australia Institute of Materials Research Nobel Prize in physics was awarded to three photonic Ph: +61-2-61250363 Department of Rheology and Email: ChennupatiJagadish@anu Mechanics of Materials engineers and scientists! To provide some insight into National Autonomous University of .edu.au the prizes, Rene Essiambre and Theodore Sizer from Mexico Past President Circuito Exterior s / n, Ciudad Nokia Bell Labs have written an article about the scien- Kent Choquette Universitaria, tific breakthroughs in optical trapping and chirped pulse University of Illinois AP 70-360; Coyoacán, Mexico, Dept. of Electrical and Computer Federal District, amplification. Engineering CP 04510 The IEEE Photonics Conference concluded a few 208 North Wright Street Email: [email protected] Urbana, IL 61801 Associate Editor of Asia & Pacific weeks ago and I was happy to meet so many colleagues Tel: +1 217 265 0563 Nicholas H. L. Wong and friends! Many events occurred at the conference such Email: [email protected] DenseLight Semiconductors Pte Ltd 6 Changi North Street 2 as the mentor match and lab automation hackathon that Secretary-Treasurer Singapore 498831 Paul Juodawlkis Email: [email protected] this issue and our next issue will feature a summary of MIT Lincoln Laboratory 244 Wood Street Associate Editor of Northern Europe these events. In this issue, we have a feature article cover- Martin Lavery Lexington, MA 02421-6426 School of Engineering ing the IEEE Photonics Society awards. Tel: + 1 781 981 7895 Rankine Building Email: [email protected] The third installment of the lab tricks column which University of Glasgow describes an open source digital signal processing toolbox Board of Governors Oakfield Avenue G. Cincotti D. Marom G12 8LT called QAMpy that was developed by Jochen Schroeder R. Essiambre N. Nishiyama [email protected] and Mikael Mazur from Chalmers University in Sweden. N. Fontaine A. Peacock Staff Editor T. Kawanishi S. Poole Lisa Sandt It’s entirely free, easy to use, powerful, and written in B. Lee L. Rusch IEEE Photonics Society Python, so you can use it immediately on any operating O. Liboiron-Ladouceur S. Savory 445 Hoes Lane Piscataway, NJ 08854 system. I strongly encourage you to investigate QAMpy Vice Presidents Tel: 1 732 465 6662 Conferences—Martin Dawson Fax: 1 732 981 1138 especially if you are interested in getting started or im- Finance & Admin—Xiuling Li Email: [email protected] proving your optical digital signal processing skills. Membership & Regional Activities—René-Jean Essiambre The research highlights article is from Naser Qureshi Publications—Aaron Hawkins and colleagues from three universities in Mexico. They Technical Affairs—David Plant used THz and millimeter wave imaging to study a vari- Newsletter Staff ety of items including ancient artifacts and plants. I hope Editor-in-Chief Nicolas Fontaine you enjoy it. Nokia Bell Laboratories This month also has the second installment of “Grad- 791 Holmdel Rd, Holmdel, NJ 07733 732-888-7262 uate Student Fellows—A Catch-Up,” entirely written Email: [email protected] by young researchers! Nicholas Wong tracked down five Associate Editor of Australia more past recipients of the IEEE Photonics Society Grad- Joel Carpenter uate Student Fellowship and asked them to tell us where The University of Queensland Australia Brisbane St Lucia, QLD 4072 photonics has taken them and to share some tips for the Email: [email protected] next generation of scientists. Like always, I want to emphasize that volunteers are IEEE prohibits discrimination, harassment, and key to the newsletter! Articles are always sourced from bullying. For more information, visit http://www.ieee.org/web/aboutus/ volunteers, and we always looking for content to share, whatis/policies/p9-26.html. especially news from your local photonic outreach ac- tivities and ground breaking research results. Students, IEEE Photonics Society News (USPS 014-023) is published bimonth- young professionals, and experienced members can in- ly by the Photonics Society of the Institute of Electrical and quire about submitting an article! Don’t be shy, and Electronics Engineers, Inc., Corporate Office: 3 Park Avenue, 17th Floor, New York, NY 10017-2394. Printed in the USA. One dollar per please contact me if you are interested no matter how member per year is included in the Society fee for each member new you are to the society. As always, I hope you enjoy of the Photonics Society. Periodicals postage paid at New York, NY and at additional mailing offices. 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