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Search Publications by: Travis Briles (Fed)

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Displaying 1 - 24 of 24

Foundry manufacturing of octave-spanning microcombs

September 6, 2024
Author(s)
Jizhao Zang, Haixin Liu, Travis Briles, Scott Papp
Soliton microcombs provide a chip-based, octave-spanning source for self-referencing and optical metrology. We use a silicon nitride integrated photonics foundry to manufacture 280 single-chip solutions of octave-spanning microcombs on a wafer. By group

Photonic bandgap microcombs at 1064 nm

February 27, 2024
Author(s)
Gregory Spektor, Jizhao Zang, Atasi Dan, Travis Briles, Grant Brodnik, Haixin Liu, Jennifer Black, David Carlson, Scott Papp
Microresonator frequency combs and their design versatility have revolutionized research areas from data communication to exoplanet searches. While microcombs in the 1550 nm band are well documented, there is interest in using microcombs in other bands

Optical frequency division & pulse synchronization using a photonic-crystal microcomb injected chip-scale mode-locked laser

February 15, 2024
Author(s)
Chinmay Shirpurkar, Jizhao Zang, Ricardo Bustos-Ramirez, David Carlson, Travis Briles, Lawrence R. Trask, Srinivas V. Pericherla, Di Huang, Ashish Bhardwaj, Gloria E. Hoefler, Scott Papp, Peter J. Delfyett
A mode-locked laser photonic integrated circuit with a repetition rate of 10 GHz is optically synchronized to a tantalabased photonic crystal resonator comb with a repetition rate of 200 GHz. The synchronization is achieved through regenerative harmonic

Laser-power consumption of soliton formation in a bidirectional Kerr resonator

January 30, 2024
Author(s)
Jizhao Zang, Su-Peng Yu, Haixin Liu, Yan Jin, Travis Briles, David Carlson, Scott Papp
Laser sources power extreme data transmission as well as computing acceleration, access to ultrahigh-speed signaling, and sensing for chemicals, distance, and pattern recognition. The ever-growing scale of these applications drives innovation in multi

Tailoring microcombs with inverse-designed, meta-dispersion microresonators

July 17, 2023
Author(s)
Erwan Lucas, Su-Peng Yu, Travis Briles, David Carlson, Scott Papp
Nonlinear wave mixing in optical microresonators ofers new perspectives to generate compact optical-frequency microcombs, which enable an ever-growing number of applications. Microcombs exhibit a spectral profle that is primarily determined by their

Optical-parametric oscillation in photonic-crystal ring resonators

October 20, 2022
Author(s)
Jennifer Black, Grant Brodnik, Haixin Liu, Su-Peng Yu, David Carlson, Jizhao Zang, Travis Briles, Scott Papp
By-design access to laser wavelength, especially with integrated photonics, is critical to advance quantum sensors, such as optical clocks and quantum-information systems, and open opportunities in optical communication. Semiconductor-laser gain provides

Tantala Kerr nonlinear integrated photonics

May 26, 2021
Author(s)
Hojoong Jung, Su P. Yu, David Carlson, Tara E. Drake, Travis Briles, Scott Papp
Integrated photonics plays a central role in modern science and technology, enabling experiments from nonlinear science to quantum information, ultraprecise measurements and sensing, and advanced applications like data communication and signal processing

Inverse-designed multi-dimensional silicon photonic transmitters

March 25, 2021
Author(s)
Travis Briles, Jordan Stone, Scott Papp
Modern microelectronic processors have migrated towards parallel computing architectures with many-core processors. However, such expansion comes with diminishing returns exacted by the high cost of data movement between individual processors. The use of

Hybrid InP and SiN integration of an octave-spanning frequency comb

February 2, 2021
Author(s)
Travis Briles, Su P. Yu, Lin Chang, Chao Xiang, Joel Guo, David Kinghorn, Gregory Moille, Kartik Srinivasan, John E. Bowers, Scott Papp
Implementing optical-frequency combs with integrated photonics will enable wider use of precision timing signals. Here, we explore the generation of an octave-span, Kerr-microresonator frequency comb, using hybrid integration of an InP distributed-feedback

Thermal Decoherence and Laser Cooling of Kerr-microresonator Solitons

June 22, 2020
Author(s)
Tara E. Drake, Jordan Stone, Travis Briles, Scott Papp
Thermal noise is ubiquitous in microscopic systems and high-precision measurements. The control of thermal noise would reveal quantum regimes1 and enable fundamental physics searches2 . Recently, nonlinearity in microresonators has enabled laser devices

Milliwatt-threshold visible-telecom optical parametric oscillation using silicon nanophotonics

December 20, 2019
Author(s)
Xiyuan Lu, Gregory Moille, Anshuman Singh, Qing Li, Daron Westly, Ashutosh Rao, Su P. Yu, Travis Briles, Scott Papp, Kartik Srinivasan
The on-chip creation of coherent light at visible wavelengths is of interest to many applications in spectroscopy, sensing, and metrology. Towards that goal, here we propose and demonstrate the first on-chip visible-telecom optical parameteric oscillator

Broadband Resonator-Waveguide Coupling for Efficient Extraction of Octave Spanning Microcombs

October 1, 2019
Author(s)
Gregory Moille, Qing Li, Travis Briles, Su P. Yu, Tara E. Drake, Xiyuan Lu, Ashutosh Rao, Daron Westly, Scott Papp, Kartik Srinivasan
Frequency combs spanning over an octave have been successfully demonstrated on-chip in Kerr nonlinear microresonators, thanks to their large effective nonlinearity and ability to support a suitable dispersion profile. Efficient extraction of intracavity

Terahertz-Rate Kerr-Microresonator Optical Clockwork

August 12, 2019
Author(s)
Tara E. Drake, Travis Briles, Daryl T. Spencer II, Jordan R. Stone, David R. Carlson, Daniel D. Hickstein, Qing Li, Daron A. Westly, Kartik A. Srinivasan, Scott A. Diddams, Scott B. Papp
Kerr microresonators generate interesting and useful fundamental states of electromagnetic radiation through nonlinear interactions of continuous-wave (CW) laser light. When implemented with photonic-integration techniques, functional devices with low

Photonic-crystal-reflector nano-resonators for Kerr-frequency combs

July 8, 2019
Author(s)
Su P. Yu, Hojoong Jung, Travis Briles, Kartik Srinivasan, Scott Papp
We demonstrate Kerr-frequency-comb generation with photonic-crystal-reflector (PCR) resonators, which is nanofabricated in a Fabry-Perot geometry. The group-velocity-dispersion (GVD) engineered photonic-crystal reflectors counteract the strong normal GVD

Efficient telecom-to-visible spectral translation through ultra-low power nonlinear nanophotonics

June 24, 2019
Author(s)
Xiyuan Lu, Gregory Moille, Qing Li, Daron Westly, Anshuman Singh, Ashutosh Rao, Su P. Yu, Travis Briles, Scott Papp, Kartik Srinivasan
The ability to spectrally translate lightwave signals in a compact, low-power platform is at the heart of the promise of nonlinear nanophotonic technologies. For example, a device to connect the telecommunications band with visible and short near-infrared

Architecture for the photonic integration of an optical atomic clock

May 20, 2019
Author(s)
Zachary L. Newman, Vincent N. Maurice, Tara E. Drake, Jordan R. Stone, Travis Briles, Daryl T. Spencer II, Connor D. Fredrick, Qing Li, Daron A. Westly, Bojan R. Ilic, B. Shen, M.-G Suh, K. Y. Yang, C Johnson, D.M. S. Johnson, Leo Hollberg, K. Vahala, Kartik A. Srinivasan, Scott A. Diddams, John E. Kitching, Scott B. Papp, Matthew T. Hummon
Optical atomic clocks, which rely on high-frequency, narrow-line optical transitions to stabilize a clock laser, outperform their microwave counterparts by several orders of magnitude due to their inherently large quality factors. Optical clocks based on

Tuning Kerr-Soliton Frequency Combs to Atomic Resonances

April 5, 2019
Author(s)
Su P. Yu, Travis Briles, Gregory Moille, Xiyuan Lu, Scott Diddams, Kartik Srinivasan, Scott Papp
Frequency combs based on nonlinear optical phenomena in integrated photonics are a versatile light source that can explore new applications, including frequency metrology, optical communications, and sensing. We demonstrate robust frequency-control

Thermal and Nonlinear Dissipative-Soliton Dynamics in Kerr Microresonator Frequency Combs

August 8, 2018
Author(s)
Jordan R. Stone, Travis Briles, Tara E. Drake, Daryl T. Spencer, David R. Carlson, Scott A. Diddams, Scott B. Papp
We report on radiofrequency techniques to reliably generate and control dissipative-Kerr- soliton microresonator frequency combs. Since the pump-laser frequency detuning to the resonator primarily determines the soliton dynamics, we devise an offset Pound

Accurate optical stabilization of a Kerr-microresonator frequency comb

June 14, 2018
Author(s)
Travis Briles, Jordan R. Stone, Tara E. Drake, Daryl T. Spencer, Connor D. Fredrick, Qing Li, Daron A. Westly, Bojan R. Ilic, Kartik A. Srinivasan, Scott A. Diddams, Scott B. Papp
Carrier-envelope-phase stabilization of optical waveforms enables exquisitely precise measurements by way of direct optical-frequency synthesis, coherent optical-to-microwave phase conversion, and control of ultrafast waveforms. We report such phase

An Integrated-Photonics Optical-Frequency Synthesizer

May 3, 2018
Author(s)
Daryl T. Spencer, Tara E. Drake, Travis Briles, Jordan R. Stone, Laura C. Sinclair, Connor D. Fredrick, Qing Li, Daron A. Westly, Bojan R. Ilic, Aaron Bluestone, Nicolas Volet, Tin Komljenovic, Seung Hoon Lee, Dong Yoon Oh, Myoung-Gyun Suh, Ki Youl Yang, Martin H. Pfeiffer, Tobias J. Kippenberg, Erik Norberg, Kerry Vahala, Kartik A. Srinivasan, Nathan R. Newbury, Luke Theogarajan, John E. Bowers, Scott A. Diddams, Scott B. Papp
Integrated-photonics microchips now enable a range of advanced functionalities for high- coherence applications like data transmission, for highly optimized physical sensors, and for harnessing quantum states, but with size, extensibility, and portability

Deuterated silicon nitride photonic devices for broadband optical frequency comb generation

March 26, 2018
Author(s)
Jeffrey T. Chiles, Nima Nader, Daniel D. Hickstein, Su Peng Yu, Travis Briles, David R. Carlson, Hojoong Jung, Jeffrey M. Shainline, Scott A. Diddams, Scott B. Papp, Sae Woo Nam, Richard P. Mirin
We report and characterize low-temperature, plasma-deposited deuterated silicon nitride films for nonlinear integrated photonics. With a peak processing temperature less than 300°C, it is back-end compatible with complementary metal-oxide semiconductor