PHI Lab Team
Tim McKenna
Scientist
Tim McKenna enjoys waves and particles of all kinds but focuses on light and microwaves as he probes the limits of on-chip integrated systems to perform tasks in the areas of computing, communications, and sensing. He feels driven to combine breakthroughs in quantum information science with advances in nanofabrication, thereby pushing forward the state of the art of information processing. Mr. McKenna believes the future of quantum technologies relies upon the scalable integration of systems on the surface of a chip.
Awards
xxxFellow (2021)
xxxxInvestigator (2019)
xxxMurray Hopper Award (2015)
Presixxxdential Early Career Award for Scientists and Engineers (PECASE) (2011)
xxxFellowship (2011)
xxxxFaculty Fellowship (2011)
xxxxFellowship (2010)
Publications
- Optically Heralded Microwave Photons-Part 1
By Felix Mayor, Wentao Jiang, Sultan Malik, Raphael Van Laer, Tim McKenna, Rishi Patel, Jeremy Witmer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2023
- Optically Heralded Microwave Photons-Part 2
By Felix Mayor, Wentao Jiang, Sultan Malik, Raphael Van Laer, Tim McKenna, Rishi Patel, Jeremy Witmer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2023
- Heterogenous Integration of Diamond and Lithium Niobate Nanophotonics for Quantum Networks
By Hope Lee, Tim McKenna, Daniel Riedel, Jason Herrmann, Yakub Grzesik, Jean-Michel Borit, Vahid Ansari, Hubert Stokowski, Luke Qi, Taewon Park, Alex Hwang, Haiyu Lu, Patrick McQuade, Zhi-Xun Shen, Nicholas Melosh, Amir Safavi-Naeini & Jelena Vuckovic
Bulletin of the American Physical Society 2023
- High-efficiency Second Harmonic Generation of Blue Light on Thin-film Lithium Niobate
By Taewon Park, Hubert S. Stokowski, Vahid Ansari, Tim McKenna, Alexander Y. Hwang, MM Fejer & Amir H. Safavi-Naeini
Bulletin of the American Physical Society 2023
- Arbitrary Electro-Optic Bandwidth and Frequency Control in Lithium Niobate Optical Resonators
By Jason Herrmann, Devin Dean, Christopher Sarabalis, Vahid Ansari, Kevin Multani, Tim McKenna, Jeremy Witmer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2023
- Ultra-broadband Mid-infrared Generation in Dispersion-engineered Thin-film Lithium Niobate
By Jatadhari Mishra, Marc Jankowski, Alexander Y. Hwang, Hubert S. Stokowski, Tim McKenna, Carsten Langrock, Edwin Ng, David Heydari, Hideo Mabuchi, Amir H. Safavi-Naeini & MM Fejer
Optics Express 2022
- Ultra-low-power Second-order Nonlinear Optics on a Chip
By Tim McKenna, Hubert S. Stokowski, Vahid Ansari, Jatadhari Mishra, Marc Jankowski, Christopher J. Sarabalis, Jason F. Herrmann, Carsten Langrock, Martin M. Fejer & Amir H. Safavi-Naeini
Nature Communications 2022
- High-bandwidth CMOS-voltage-level electro-optic Modulation of 780 nm Light in Thin-film Lithium Niobate
By Oguz Tolga Celik, Christopher J. Sarabalis, Felix M. Mayor, Hubert S. Stokowski, Jason F Herrmann, Tim McKenna, Nathan RA Lee, Wentao Jiang, Kevin KS Multani & Amir H. Safavi-Naeini
Optics Express 2022
- High-efficiency Second Harmonic Generation of Blue Light on Thin-film Lithium Niobate
By Taewon Park, Hubert S. Stokowski, Vahid Ansari, Tim McKenna, Alexander Y. Hwang, MM Fejer & Amir H. Safavi-Naeini
Optics Letters 2022
- Second Harmonic Generation of Blue Light on Integrated Thin-film Lithium Niobate Waveguides
By Taewon Park, Hubert S. Stokowski, Vahid Ansari, Tim McKenna, Alexander Y. Hwang, MM Fejer & Amir H. Safavi-Naeini
CLEO: Science and Innovations 2022
- Microwave-to-optical Quantum Frequency Conversion with Thin-film Lithium Niobate on Silicon-on-insulator Piezo-optomechanics
By Wentao Jiang, Felix Mayor, Sultan Malik, Raphael Van Laer, Rishi Patel, Christopher Sarabalis, Tim McKenna, Kevin Multani, Agnetta Cleland, Edward Wollack, Patricio Arrangoiz-Arriola, Jeremy Witmer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2022
- Integrated Lithium Niobate Photonics: A Versatile Platform Across the Spectrum
By Amir Safavi-Naeini & Tim McKenna
Quantum Computing, Communication, and Simulation II 2022
- 2022 Roadmap on Integrated Quantum Photonics
By Galan Moody, Volker J. Sorger, Daniel J. Blumenthal, Paul W Juodawlkis, William Loh, Cheryl Sorace-Agaskar, Alex E. Jones, Krishna C Balram, Jonathan CF Matthews, Anthony Laing, Marcelo Davanco, Lin Chang, John E. Bowers, Niels Quack, Christophe Galland, Igor Aharonovich, Martin A. Wolff, Carsten Schuck, Neil Sinclair, Marko Lončar, Tin Komljenovic, David Weld, Shayan Mookherjea, Sonia Buckley, Marina Radulaski, Stephan Reitzenstein, Benjamin Pingault, Bartholomeus Machielse, Debsuvra Mukhopadhyay, Alexey Akimov, Aleksei Zheltikov, Girish S. Agarwal, Kartik Srinivasan, Juanjuan Lu, Hong X. Tang, Wentao Jiang, Timothy P. McKenna, Amir H. Safavi-Naeini, Stephan Steinhauer, Ali W. Elshaari, Val Zwiller, Paul S. Davids, Nicholas Martinez, Michael Gehl, John Chiaverini, Karan K. Mehta, Jacquiline Romero, Navin B. Lingaraju, Andrew M. Weiner, Daniel Peace, Robert Cernansky, Mirko Lobino, Eleni Diamanti, Luis Trigo Vidarte & Ryan M. Camacho
Journal of Physics: Photonics 2022
- Integrated Quantum Optical Phase Sensor
By Hubert S. Stokowski, Tim McKenna, Taewon Park, Alexander Y. Hwang, Devin J. Dean, Oguz Tolga Celik, Vahid Ansari, Martin M. Fejer & Amir H. Safavi-Naeini
arXiv preprint arXiv 2022
- Efficient and Broadband Generation of Mid-Infrared Pulses by Optical Parametric Amplification in Dispersion-Engineered Thin Film Lithium Niobate
By M. Hamrouni, A. Hwang, M. Jankowski, J. Mishra, HS Stokowski, Tim McKenna, N. Jornod, C. Langrock, T. Südmeyer, AH Safavi-Naeini & MM Fejer
European Physical Journal Web of Conferences 2022
- III/V-on-lithium Niobate Amplifiers and Lasers
By Camiel Op de Beeck, Felix M. Mayor, Stijn Cuyvers, Stijn Poelman, Jason F. Herrmann, Okan Atalar, Tim McKenna, Bahawal Haq, Wentao Jiang, Jeremy D. Witmer, Gunther Roelkens, Amir H. Safavi-Naeini, Raphaël Van Laer & Bart Kuyken
Optica 2021
- Room-temperature Mechanical Resonator with a Single Added or Subtracted Phonon
By Rishi N. Patel, Tim McKenna, Zhaoyou Wang, Jeremy D. Witmer, Wentao Jiang, Raphaël Van Laer, Christopher J. Sarabalis & Amir H. Safavi-Naeini
Physical Review Letters 2021
- Mid-infrared Nonlinear Optics in Thin-film Lithium Niobate on Sapphire
By Jatadhari Mishra, Tim McKenna, Edwin Ng, Hubert S. Stokowski, Marc Jankowski, Carsten Langrock, David Heydari, Hideo Mabuchi, MM Fejer & Amir H. Safavi-Naeini
Optica 2021
- Optical Parametric Oscillator in Thin-Film Lithium Niobate with a 130 µW Threshold
By Hubert S. Stokowski, Tim McKenna, Vahid Ansari, Jatadhari Mishra, Marc Jankowski, Christopher J. Sarabalis, Jason F. Herrmann, Carsten Langrock, Martin M Fejer & Amir H. Safavi-Naeini
CLEO: Science and Innovations 2021
- Fully-Resonant Second Harmonic Generation in Periodically Poled Thin-Film Lithium Niobate
By Tim McKenna, Hubert S. Stokowski, Vahid Ansari, Jatadhari Mishra, Marc Jankowski, Christopher J. Sarabalis, Jason F. Herrmann, Carsten Langrock, Martin M. Fejer & Amir H. Safavi-Naeini
CLEO: Science and Innovations 2021
- Loss Channels Affecting Lithium Niobate Phononic Crystal Resonators at Cryogenic Temperature
By E. Alex Wollack, Agnetta Y. Cleland, Patricio Arrangoiz-Arriola, Tim McKenna, Rachel G. Gruenke, Rishi N. Patel, Wentao Jiang, Christopher J. Sarabalis & Amir H. Safavi-Naeini
Applied Physics Letters 2021
- Gigahertz Phononic Integrated Circuits on Thin-film Lithium Niobate on Sapphire
By Felix M. Mayor, Wentao Jiang, Christopher J. Sarabalis, Tim McKenna, Jeremy D. Witmer & Amir H. Safavi-Naeini
Physical Review Applied 2021
- Integrated Lithium Niobate Photonics for Quantum Technologies
By Tim McKenna
Stanford University 2021
- Cryogenic Microwave-to-optical Conversion Using a Triply Resonant Lithium-niobate-on-sapphire Transducer
By Tim McKenna, Jeremy D. Witmer, Rishi N. Patel, Wentao Jiang, Raphaël Van Laer, Patricio Arrangoiz-Arriola, E. Alex Wollack, Jason F. Herrmann & Amir H. Safavi-Naeini
Optica 2020
- Nanobenders as Efficient Piezoelectric Actuators for Widely Tunable Nanophotonics at CMOS-level Voltages
By Wentao Jiang, Felix M. Mayor, Rishi N. Patel, Tim McKenna, Christopher J. Sarabalis & Amir H. Safavi-Naeini
Communications Physics 2020
- Acousto-optic Modulation in Lithium Niobate on Sapphire
By Christopher J Sarabalis, Tim McKenna, Rishi N. Patel, Raphaël Van Laer & Amir H. Safavi-Naeini
Apl Photonics 2020
- Acousto-optics in Lithium Niobate-on-sapphire
By Christopher J. Sarabalis, Tim McKenna, Rishi N. Patel & Amir H. Safavi-Naeini
CLEO: QELS_Fundamental Science 2020
- Piezo-optomechanics in Lithium Niobate on Silicon-on-insulator for Microwave-to-optics Transduction
By Raphaël Van Laer, Wentao Jiang, Rishi N. Patel, Christopher J. Sarabalis, Agnetta Cleland, Tim McKenna, E. Alex Wollack, Patricio Arrangoiz-Arriola, Jeremy D. Witmer & Amir H. Safavi-Naeini
CLEO: Science and Innovations 2020
- A Silicon‐organic Hybrid Platform for Quantum Microwave-to-optical Transduction
By Jeremy D. Witmer, Tim McKenna, Patricio Arrangoiz-Arriola, Raphaël Van Laer, E. Alex Wollack, Francis Lin, Alex KY Jen, Jingdong Luo & Amir H. Safavi-Naeini
Quantum Science and Technology 2020
- Piezo-optomechanics in Lithium Niobate on Silicon-on-insulator for Microwave-to-optics Conversion
By Raphael Van Laer, Wentao Jiang, Christopher Sarabalis, Rishi Patel, Felix Mayor, Agnetta Cleland, Tim McKenna, Edward Wollack, Patricio Arrangoiz-Arriola, Jeremy Witmer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2020
- Optomechanical Quantum State Tomography
By Rishi Patel, Tim McKenna, Zhaoyou Wang, Jeremy Witmer, Wentao Jiang, Edward Wollack, Christopher Sarabalis, Pieter-Jan Stas, Raphael Laer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2020
- Efficient Bidirectional Piezo-optomechanical Transduction Between Microwave and Optical Frequency
By Wentao Jiang, Christopher J. Sarabalis, Yanni D. Dahmani, Rishi N. Patel, Felix M. Mayor, Tim McKenna, Raphaël Van Laer & Amir H. Safavi-Naeini
Nature Communications 2020
- A Lithium Niobate Electro-Optic Transducer for Quantum Networks
By Tim McKenna, Jeremy Witmer, Rishi Patel, Jason Herrman, Wentao Jiang, Patricio Arrangoiz-Arriola, Edward Wollack, Raphael Van Laer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2020
- Microwave-to-optical Transduction in a Silicon-organic-hybrid Platform
By Jeremy Witmer, Tim McKenna, Patricio Arrangoiz-Arriola, Edward Wollack, Rishi Patel, Raphael Van Laer & Amir Safavi-Naeini
Bulletin of the American Physical Society 2020
- Cryogenic Packaging of an Optomechanical Crystal
By Tim McKenna, Rishi N. Patel, Jeremy D. Witmer, Raphaël Van Laer, Joseph A. Valery & Amir H. Safavi-Naeini
Optics Express 2019
- Lithium Niobate Piezo-optomechanical Crystals
By Wentao Jiang, Rishi N. Patel, Felix M. Mayor, Tim McKenna, Patricio Arrangoiz-Arriola, Christopher J. Sarabalis, Jeremy D. Witmer, Raphaël Van Laer & Amir H. Safavi-Naeini
Optica 2019
- Resolving the Energy Levels of a Nanomechanical Oscillator
By Patricio Arrangoiz-Arriola, E. Alex Wollack, Zhaoyou Wang, Marek Pechal, Wentao Jiang, Tim McKenna, Jeremy D. Witmer, Raphaël Van Laer & Amir H. Safavi-Naeini
Nature 2019
- Microwave Quantum Acoustic Processor
By Patricio Arrangoiz-Arriola, E. Alex Wollack, Marek Pechal, Wentao Jiang, Zhaoyou Wang, Tim McKenna, Jeremy Witmer, Raphael Van Laer, Agnetta Cleland, Nathan Lee, Christopher J. Sarabalis, Pieter-Jan Stas & Amir H. Safavi-Naeini
IEEE MTT-S International Microwave Symposium (IMS) 2019
- Quantum Acoustics with Lithium Niobate Nanocavities
By Patricio Arrangoiz-Arriola, E. Alex Wollack, Marek Pechal, Wentao Jiang, Zhaoyou Wang, Tim McKenna & Amir H. Safavi-Naeini
CLEO: Science and Innovations 2019
- High-quality Lithium Niobate Optomechanical Crystal
By Wentao Jiang, Rishi N. Patal, Felix M. Mayor, Tim McKenna, Patricio Arrangoiz-Arriola, Christopher J. Sarabalis, Raphaël Van Laer & Amir H. Safavi-Naeini
Conference on Lasers and Electro-Optics (CLEO) 2019
- Electro-Optics with Gigahertz Phonons in Silicon Photonics
By Raphaël Van Laer, Rishi N. Patel, Jeremy D. Witmer, Tim McKenna & Amir H. Safavi-Naeini
Conference on Lasers and Electro-Optics (CLEO) 2019
- Alignment-free Cryogenic Optical Coupling to an Optomechanical Crystal
By Tim McKenna, Rishi N. Patel, Jeremy D. Witmer, Raphaël Van Laer, Joseph A. Valery & Amir H. Safavi-Naeini
arXiv preprint arXiv 2019
- Low-loss Integrated Lithium Niobate Photonics for Quantum Light Generation
By Tim McKenna, Wentao Jiang, Jeremy Witmer, Bingyi Wang, Marc Jankowski, Raphael Van Laer, Carsten Langrock, Martin Fejer & Amir H. Safavi-Naeini
Quantum Information and Measurement 2019
- On-chip Microwave-to-optical Photonconversion for Quantum Networks
By Jeremy D. Witmer, Tim McKenna, Wentao Jiang, Patricio Arrangoiz-Arriola, E. Alex Wollack, Raphaël Van Laer & Amir H. Safavi-Naeini
Quantum Information and Measurement 2019
- Lithium Niobate Optomechanical Crystal
By Wentao Jiang, Rishi Patel, Felix Mayor, Tim McKenna, Patricio Arrangoiz-Arriola, Christopher Sarabalis, Raphaël Laer & Amir Safavi-Naeini
APS March Meeting Abstracts 2019
- Strong Coupling of a Transmon Qubit and a Phononic Crystal Cavity
Patricio Arrangoiz-Arriola, Alex Wollack, Marek Pechal, Zhaoyou Wang, Wentao Jiang, Tim McKenna & Amir Safavi-Naeini
APS March Meeting Abstracts 2019
- Electrical Driving of X-band Mechanical Waves in a Silicon Photonic Circuit
By Raphaël Van Laer, Rishi N. Patel, Tim McKenna, Jeremy D. Witmer & Amir H. Safavi-Naeini
APL Photonics 2018
- An Electro-optic Photon Converter for Quantum Networks
By Jeremy Witmer, Tim McKenna, Patricio Arrangoiz-Arriola, Joseph Valery, Christopher Sarabalis, Jeff Hill & Amir Safavi-Naeini
APS March Meeting Abstracts 2018
- Wideband Photonic Compressive Sampling System
By Tim McKenna, Jean H. Kalkavage, Matthew D. Sharp & Thomas R. Clark
Journal of Lightwave Technology 2016
- Recent Progress in Photonic Analog-to-digital Converters
By Thomas R. Clark, Jean H. Kalkavage & Tim McKenna
IEEE Avionics and Vehicle Fiber-Optics and Photonics Conference (AVFOP) 2015
- Photonics for Millimeter-wave Systems
By Tim McKenna, Jean H. Kalkavage, Jeffrey A. Nanzer & Thomas R. Clark
IEEE Photonics Conference (IPC) 2015
- Broadband Optically Phase Modulated Downconverting W-band Wireless Receiver
By Jean H. Kalkavage, Tim McKenna, Jeffrey A. Nanzer & Thomas R. Clark
IEEE Photonics Conference (IPC) 2015
- Millimeter-wave Photonics for Communications and Phased Arrays
By Jeffrey A. Nanzer, Adam Wichman, Jonathan Klamkin, Tim McKenna & Thomas R. Clark Jr.
Fiber and Integrated Optics 2015
- Photonic Millimeter Wave System for High Capacity Wireless Communications
By Thomas R. Clark, Tim McKenna & Jeffrey A. Nanzer
IEEE MTT-S International Microwave Symposium 2015
- Photonic Downconverting Link with Digital Linearization
By Tim McKenna, Jean H. Kalkavage, Thomas R. Clark, Rod B. Waterhouse & Dalma Novak
IEEE MTT-S International Microwave Symposium 2015
- Continuous 119.2-GSample/s Photonic Compressed Sensing of Sparse Microwave Signals
By Jasper R. Stroud, Bryan T. Bosworth, Dung N. Tran, Tim McKenna, Thomas R. Clark, Trac D. Tran, Sang Chin & Mark A. Foster
CLEO: Science and Innovations 2015
- Experimental Demonstration of Photonic Millimeter-wave System for High Capacity Point-to-point Wireless Communications
By Tim McKenna, Jeffrey A. Nanzer & Thomas R. Clark
Journal of Lightwave Technology 2014
- A W-band Photonic Array
By Jeffrey A. Nanzer, Tim McKenna & Thomas R. Clark
IEEE Antennas and Propagation Society International Symposium (APSURSI) 2014
- Photonic Downconverting Receiver Using Optical Phase Modulation
By Tim McKenna, Jeffrey A. Nanzer & Thomas R. Clark
IEEE MTT-S International Microwave Symposium (IMS2014) 2014
- Photonic Beamsteering of a Millimeter-wave Array with 10-Gb/s Data Transmission
By Tim McKenna, Jeffrey A. Nanzer & Thomas R. Clark
IEEE Photonics Technology Letters 2014
- Blind Optical Modulation Format Identification from Physical Layer Characteristics
By Eric J. Adles, Michael L. Dennis, Wallace R. Johnson, Tim McKenna, Curtis R. Menyuk, Joseph E. Sluz, Raymond M. Sova, Michael G. Taylor & Radha A. Venkat
Journal of Lightwave Technology 2014
- Photonics Enabled Millimeter Wave Systems
By Thomas R. Clark, Tim McKenna & Jeffrey A. Nanzer
IEEE Avionics, Fiber-Optics and Photonics Technology Conference (AVFOP) 2013
- Hybrid Millimeter-wave/free-space Optical System for High Data Rate Communications
By Tim McKenna, Juan C. Juarez, Jeffrey A. Nanzer, & Thomas R. Clark
IEEE Photonics Conference 2013
- Mixerless 40 GHz Wireless Link Using a Photonic Upconverting Transmitter and a Photonic Downsampling Receiver
By Tim McKenna, Jeffrey A. Nanzer, Michael L. Dennis & Thomas R. Clark
IEEE MTT-S International Microwave Symposium Digest (MTT) 2013
- Wideband Photonic Compressive Sampling Analog-to-digital Converter for RF Spectrum Estimation
By Tim McKenna, Matthew D. Sharp, Dennis G. Lucarelli, Jeffrey A. Nanzer, Michael L. Dennis & Thomas R. Clark
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC) 2013
- Interferer Cancellation in Coherent Optical RF Receivers via Optical Phase Modulation
By Eric J. Adles, Thomas R. Clark, Michael L. Dennis, Adil M. Karim & Tim McKenna
IEEE Photonics Conference 2012
Fully Fiber-remoted 80 GHz Wireless Communication with Multi-subcarrier 16-QAM
By Tim McKenna, Jeffrey A. Nanzer, Michael L. Dennis & Thomas R. Clark
IEEE Photonics Conference 2012
A Multi-channel Photonic Transceiver
By Jeffrey A. Nanzer, Thomas R. Clark, Tim McKenna, Michael L. Dennis, Eric J. Adles, Adil Karim, Keir C. Lauritzen & Salvador H. Talisa
IEEE/MTT-S International Microwave Symposium Digest 2012
