Plenary Speakers

Mon 29 August

Manfred Helm
(Helmholtz-Zentrum Dresden-Rossendorf)

Ewine Fleur van Dishoeck
(Leiden Observatory)

Tue 30 August

Andrea Markelz
(University at Buffalo)

Goutam Chattopadhyay

Wed 31 August

Patrick Mounaix
(University of Bordeaux)

Gabriel Rebeiz
(UC San Diego)

Thu 1 September

Clara J. Sa­ra­ce­no
(Ruhr-Universität Bochum)

Hiromasa Ito (Recipient of the BUTTON Prize 2022)
(Tohoku University/RIKEN, Sendai, Japan)

Fri 2 September

Ranjan Singh
(Nanyang Tech. University)

Marco Zerbini
(ENEA Fusion Physics Division)

Manfred Helm studied physics at the University of Innsbruck, Austria, where he received his Ph.D. degree in 1987 with research on far infrared (THz) magnetospectroscopy of semiconductors. Afterwards he was a postdoc at Bellcore (USA) for three years and then spent ten years at the University of Linz (Austria). In 2000 he became institute director at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) and was appointed at the same time to full professor at the TU Dresden. At HZDR he is in charge of using the IR/THz free-electron laser FELBE for solid-state spectroscopy. His main research areas are the physics of semiconductor quantum structures, ultrafast and THz spectroscopy as well as novel infrared/THz detectors and sources.
He is author or co-author of more than 500 refereed scientific publications with over 10,000 citations.

Ewine van Dishoeck is professor of molecular astrophysics at Leiden University, the Netherlands, and external scientific member of the Max Planck Institute for Extraterrestrial Physics in Garching, Germany. Graduated from Leiden in 1984, she held positions at Harvard, Princeton and Caltech before returning to Leiden in 1990. The work of her group innovatively combines the world of chemistry with that of physics and astronomy to study the molecular trail from star-forming clouds to planet-forming disks. She has mentored several dozens of students and postdocs and has been heavily involved in planning of new observational facilities such as the Herschel Space Observatory and the Atacama Large Millimeter/submillimeter Array that observe at THz frequencies.
Her awards include the 2000 Dutch Spinoza Prize, the highest scientific honor in the Netherlands, the 2015 Albert Einstein World Award of Science, the 2018 James Craig Watson Medal of the National Academy of Sciences, the 2018 Kavli Prize for Astrophysics, the Karl Schwarzschild medal of the Astronomische Gesellschaft Germany (2019), Honorary Doctorate of the University of Geneva (2019), and Prix Jules Janssen of the French Astronomical Society (2020). She is a Member or Foreign Associate of several academies, including that of the Netherlands, USA, Germany and Norway. From 2007-2021, she was the scientific director of the Netherlands Research School for Astronomy (NOVA). From 2018-2021, van Dishoeck served as the president of the International Astronomical Union (IAU), the worldwide organization of professional astronomers. van Dishoeck has a passion for outreach to the general public and a special interest in art and astronomy. In 2019, she co-curated an exhibition on Cosmos: Art & Knowledge in the Boerhaave Museum in Leiden.

Gabriel M. Rebeiz received the Ph.D. degree from the California Institute of Technology, Pasadena, CA, USA, in 1988. From 1988 to 2004, he was with the University of Michigan at Ann Arbor, Ann Arbor, MI, USA. His group has optimized the dielectric-lens antenna, which is the most widely used antenna at millimeter-wave and terahertz frequencies. His group also developed millimeter-wave 8- and 16-element phased arrays on a single silicon chip-the first silicon phased-array chip with built-in self-test capabilities, the first wafer-scale phased arrays with on-chip antennas, and the first SiGe millimeter-wave silicon passive imager chip. His group also demonstrated RF MEMS phase shifters at 1–100 GHz, and high-power high-reliability RF MEMS metal-contact switches. As a consultant, he helped develop 24- and 77-GHz single-chip SiGe automotive radars, phased arrays operating at X- to W-bands for defense and commercial applications (satellite communications (SATCOM), automotive, and point-to-point), digital beamforming systems, and several industrial RF MEMS switches. He is currently a Distinguished Professor and the Wireless Communications Industry Endowed Chair Professor of electrical and computer engineering with the University of California at San Diego (UCSD), La Jolla, CA, USA. He has graduated 68 Ph.D. students and 24 post-doctoral fellows. He also leads a group of 20 Ph.D. students and post-doctoral fellows in the areas of millimeter-wave radio frequency integrated circuits (RFICs), tunable microwaves circuits, RF MEMS, planar antennas, and terahertz systems. He has authored or coauthored more than 700 IEEE publications and has authored the book RF MEMS: Theory, Design and Technology (Wiley, 2003).
Dr. Rebeiz is a member of the National Academy of Engineering. He has been a Distinguished Lecturer of the IEEE Microwave Theory and Techniques Society (MTT-S), the IEEE Antennas and Propagation Society (AP-S), and the IEEE Solid-State Circuits Society. He was a National Science Foundation Presidential Young Investigator, the International Union of Radio Science (URSI) Koga Gold Medal recipient, and the 2003 IEEE MTT-S Distinguished Young Engineer. He was a recipient of the IEEE MTT-S 2000 and 2014 Microwave Prizes, the IEEE MTT-S 2010 Distinguished Educator Award, the IEEE AP-S 2011 John D. Kraus Antenna Award, the 2012 Intel Semiconductor Technology Council Outstanding Researcher in Microsystems, the Research and Development 100 2014 Award for his work on phased-array automotive radars, the 2014 IEEE Daniel E. Noble Field Medal for his work on RF MEMS, and the IEEE AP-S 2015 Harold A. Wheeler Applications Prize Paper Award. He was a recipient of the 1997–1998 Eta Kappa Nu Professor of the Year Award, the 1998 College of Engineering Teaching Award, the 1998 Amoco Teaching Award given to the Best Undergraduate Teacher at the University of Michigan, and the 2008 Teacher of the Year Award of the Jacobs School of Engineering, UCSD. His students have received a total of 22 best paper awards from the IEEE MTTS, Radio Frequency Integrated Circuits (RFIC), and AP-S conferences. He has been an Associate Editor of the IEEE Transactions on Microwave Theory and Techniques.

Goutam Chattopadhyay received the PhD degree in electrical engineering from the California Institute of Technology (Caltech), Pasadena, CA, USA, in 2000. He is a Senior Research Scientist with the NASA’s Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA and a Visiting Associate with the Division of Physics, Mathematics, and Astronomy at Caltech.
He has authored and co-authored more than 350 publications in international journals and conferences and holds more than 20 patents. His research interest include microwave, millimeter-wave, terahertz receiver systems and radars, and development of space instruments. Dr. Chattopadhyay is a Fellow of the Institute of Electrical and Electronics Engineers (IEEE) and Institution of Electronics and Telecommunication Engineers (IETE, India) and an IEEE Distinguished Lecturer. He is an elected AdCom Member of the IEEE Microwave Theory and Techniques Society (IEEE MTT-S) and the Chair of the Member and Geographic Activities Committee. He was the recipient of more than 35 NASA technical achievement and new technology invention awards, the IEEE Region 6 Engineer of the Year Award in 2018, and Distinguished Alumni Award from the Indian Institute of Engineering Science and Technology, India, in 2017. He was also the recipient of the Best Journal Paper Award in 2013 and 2020 by the IEEE TRANSACTIONS on TERAHERTZ SCIENCE AND TECHNOLOGY, Best Paper Award from antenna design and application at the European Conference on Antennas and Propagation in 2017, and IETE Prof. S. N. Mitra Memorial Award in 2014.

Patrick Mounaix, Research Director at CNRS, IMS, UMR CNRS 5218 Bordeaux University, received the engineering degree of Material Science in 1988 and PhD on quantum devices from the University of Lille in 1992. He joined CNRS in the High Frequency Department of the Institut d’Electronique et de Micro-électronique and Nanoelectronique (IEMN UMR 8520). He moved to Bordeaux in 2002 where he developed terahertz spectroscopy and imaging activities. He is currently interested in equilibrium and time-resolved terahertz spectroscopy techniques for solid and liquid materials. He is working on 2D and 3D terahertz imaging applications chiefly 3D Computed Tomography for Art science , medical and NDE industrial applications. He’s involved in real time holography project at microwave and terahertz frequency range. He’ s the head of nanoelectronic group at IMS.
Dr Mounaix is coauthored of more than 250 publications in international journals.

Andrea Markelz is the Moti Lal Rustgi Professor of Physics at the University at Buffalo, State University of New York (SUNY). Her Bachelor’s degree was in Physics and Applied Math from University of California at Berkeley with undergraduate research on oxide superconductors. She did a Masters at Columbia University in Applied Physics and a PhD in Physics at the University of California, Santa Barbara. Her PhD was on the nonlinear optical properties of III-V semiconductor heterostructures at terahertz frequencies. She was awarded an NRC fellowship to initiate a terahertz program at NIST, Gaithersburg. Afterwards she was an NSF GOALI postdoctoral fellow at Bell Labs, Murray Hill, NJ. She began her appointment at University at Buffalo in the Fall of 1999. She has since developed patented terahertz techniques to characterize picosecond dynamics of proteins and polynucleotides. In addition to being a member of various international terahertz organizations, she chaired the 2009 Optical Terahertz Science and Technology conference (OTST 2009), and the 2020 International Conference on Infrared Millimeter and Terahertz Waves (IRMMW 2020). She is currently funded by the NSF, DOE and NIH and has more than 100 publications and over 5400 citations. Previous recognitions include an NSF CAREER award in 2004 and a SUNY Exceptional Scholar and Teaching Innovation Award in 2014, and a SUNY Chancellor’s Award in Excellence in Research and Creative Activities in 2021.

Clara Saraceno is a full professor at the Ruhr University Bochum, Germany. She was born in 1983 in Argentina. In 2007 she completed a Diploma in Engineering and an MSc at the Institut d’Optique Graduate School, Paris. After following an engineering traineeship at Coherent Inc. California, USA in 2007, she completed a PhD in Physics at ETH Zürich in 2012 where she carried out research on high-power ultrafast disk lasers. From 2013-2016, she worked as a postdoc at the University of Neuchatel and ETH Zürich, Switzerland. In 2016, she received a Sofja Kovalevskaja Award of the Alexander von Humboldt Foundation and became Associate Professor of Photonics and Ultrafast Science in the Electrical Engineering Faculty at the Ruhr University Bochum, Germany, followed by a full professorship.
Her research interests are in the development of high-power ultrafast laser systems and their application in driving secondary sources via nonlinear optics. One of her current main research areas is THz technology and spectroscopy, where her group aims to achieve high power level broadband THz radiation.
Prof. Saraceno has co-authored more than 45 journal publications in highly ranked journals and given numerous invited talks at international conferences. She served in numerous committees for international conferences: she was a committee member of CLEO US (2017-2020) and followed as Program Chair for CLEO Science and Innovation Track in 2021. She was committee member for the Advanced Solid State Laser Conference (2018-2020) and Program Chair of the same conference in 2021. She currently is general chair for CLEO US 2023, ASSL 2022 and is the general chair for the upcoming Ultrafast Optics Conference. She was previously an associate editor for Optics Express in 2019–2021, and is now associate editor of APL Photonics.
She has received a number of prizes and awards including the ETH Medal for Outstanding PhD thesis (2013), the European Physical Society QEOD division PhD prize in applied aspects (2013), the Sofja Kovalevskaja Award of the Alexander von Humboldt (2016) and an ERC Starting Grant (2018). She was selected Ambassador of the Optical Society (currently Optica) in 2019, and Optica Fellow in the 2022 class.

Hiromasa Ito received the B.S., M.S., and Ph.D. degrees in electronic engineering from Tohoku University, Sendai, Japan, in 1966, 1969 and 1972, respectively. He then joined the Research Institute of Electrical Communication (RIEC) of Tohoku University and was a Professor of Applied Quantum Electronics division of RIEC. He served as the director of RIEC from 2004 to 2007. He retired in March 2007 and became Professor Emeritus at Tohoku University.
Since 1998, he ran the “Tera-Photonics team” in RIKEN with a dual appointment till 2010. He is currently a senior scientist of RIKEN. He has been engaged in research on lasers, opto-electronics, nonlinear optics, and their applicationsfrom optical to terahertz waves.
From 2010 to 2019, Professor Ito led ten-year THz-wave research program supported by Japan Science and Technology Agency (JST) as a program officer. The program ended with many groundbreaking results. In addition, as a Program Officer for JST Tohoku and Hokkaido regions, he is working to promote and accelerate academic research by young researchers in collaboration with industry.
Professor Ito is a fellow member of OPTICA, an honorary member of the Institute of Electronics, Information and Communication Engineers of Japan, and a fellow member of the Japan Society of Applied Physics.

Ranjan Singh is an Indian scientist and currently an Associate Professor at NTU Singapore. He received B. Eng. in Telecommunications from Bangalore University (2001), and a Ph.D. in Photonics from Oklahoma State University (2009). During 2009-2013, he was a postdoc at the Los Alamos National Laboratory. He founded TeraX Labs in 2013 at the Division of Physics, NTU Singapore. He is an elected fellow of OSA for making pioneering contributions to terahertz science and technology for metamaterial sensing, ultrafast switching, and communication applications. His current research interest includes terahertz electronic-photonic hybrid technologies for 6G communications, intelligent metasurfaces for beamforming, massive THz-MIMO, biosensors, quantum photonics, and superconductor photonics. He has raised US$ 12M in competitive research grants, including a US $7M to develop on-chip terahertz topological photonics for 6G communication (TERACOMM). Since 2020, he has been listed as the top 1% highly cited researcher globally by the web of science.

Marco Zerbini is an experimental physicist at ENEA Frascati Laboratories (Italy). He has been working on Far Infrared radiation and mm waves applications to Nuclear Fusion experiments since late 80’s, namely ECE, Reflectometry and Interferometry, developing and perfecting a number of innovative methods and techniques for the measurements of plasma parameters. He has been collaborating with many international research institutions, such as Max-Planck IPP in Garching, DIII-D at GA San Diego and JET Eurofusion experiment in UK. His current research interests relate to the application of THz TDS techniques to the realm of Plasma Diagnostics for tokamaks and other fusion experiments, in collaboration with Clarendon Laboratory at Oxford University.