513 citations · 4k across the 36 of their papers we have counts for
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High-speed mid-infrared single-photon upconversion spectrometer
Tingting Zheng, Kun Huang, Ben Sun +6
Sensitive and fast mid-infrared (MIR) spectroscopy is highly attractive in a variety of applications including astronomical observation, pharmaceutical synthesis, and environmental…
A wideband, high-resolution vector spectrum analyzer for integrated photonics
Yi-Han Luo, Baoqi Shi, Wei Sun +8
The analysis of optical spectra - emission or absorption -- has been arguably the most powerful approach for discovering and understanding matters. The invention and development of…
Foundry manufacturing of tight-confinement, dispersion-engineered, ultralow-loss silicon nitride photonic integrated circuit
Zhichao Ye, Haiyan Jia, Zhangjun Huang +9
The foundry development of integrated photonics has revolutionized today's optical interconnect and datacenters. Over the last decade, we have witnessed the rising of silicon nitri…
Optical microcombs in whispering gallery mode crystalline resonators with dispersive intermode interactions
Tuo Liu, Suwan Sun, You Gao +3
Soliton microcombs have shown great potential in a variety of applications ranging from chip scale frequency metrology to optical communications and photonic data center, in which…
Soliton Microcombs in Integrated Chalcogenide Microresonators
Di Xia, Zelin Yang, Pingyang Zeng +12
Photonic integrated microcombs have enabled advanced applications in optical communication, microwave synthesis, and optical metrology, which in nature unveil an optical dissipativ…
Engineered Raman Lasing in Photonic Integrated Chalcogenide Microresonators
Yufei Huang, Di Xia, Pingyang Zeng +10
Chalcogenide glass (ChG) is an attractive material for integrated nonlinear photonics due to its wide transparency and high nonlinearity, and its capability of being directly depos…
Temporal dissipative structures in optical Kerr resonators with transient loss fluctuation
Yuanyuan Chen, Tuo Liu, Suwan Sun +1
Dissipative structures are the result of spontaneous symmetry breaking in a dynamic open system, which is induced by either the nonlinear effect or loss fluctuations. While optical…
Dissipative Kerr solitons in a photonic dimer on both sides of exceptional point
Kenichi Komagata, Alexey Tikan, Aleksandr Tusnin +4
Exceptional points are a ubiquitous concept widely present in driven-dissipative coupled systems described by a non-Hermitian Hamiltonian. It is characterized by the degeneracy of…
Nanophotonic supercontinuum based mid-infrared dual-comb spectroscopy
Hairun Guo, Wenle Weng, Junqiu Liu +6
High resolution and fast detection of molecular vibrational absorption is important for organic synthesis, pharmaceutical process and environmental monitoring, and is enabled by mi…
Dynamics of soliton crystals in optical microresonators
Maxim Karpov, Martin H. P. Pfeiffer, Hairun Guo +3
Dissipative Kerr solitons in optical microresonators provide a unifying framework for nonlinear optical physics with photonic-integrated technologies and have recently been employe…
Nanophotonic soliton-based microwave synthesizers
Junqiu Liu, Erwan Lucas, Arslan S. Raja +7
Microwave photonic technologies, which upshift the carrier into the optical domain to facilitate the generation and processing of ultrawide-band electronic signals at vastly reduce…
Electrically pumped photonic integrated soliton microcomb
Arslan S. Raja, Andrey S. Voloshin, Hairun Guo +11
Optical frequency combs have revolutionized frequency metrology and timekeeping, and can be used in a wide range of optical technologies. Advances are under way that allow dramatic…
Highly efficient 4 micron light generation through fs-fiber laser driven supercontinuum in SiN waveguides
Davide Grassani, Eirini Tagkoudi, Hairun Guo +3
Directly accessing the middle infrared, the molecular functional group spectral region, via supercontinuum generation processes based on turn-key fiber lasers offers the undeniable…
Ultralow-power chip-based soliton microcombs for photonic integration
Junqiu Liu, Arslan S. Raja, Maxim Karpov +6
The generation of dissipative Kerr solitons in optical microresonators has provided a route to compact frequency combs of high repetition rate, which have already been employed for…
Inter-mode breather solitons in optical microresonators
Hairun Guo, Erwan Lucas, Martin H. P. Pfeiffer +6
The observation of temporal dissipative Kerr solitons in optical microresonators provides, on the applied side, compact sources of coherent optical frequency combs that have alread…
Mid-infrared frequency comb generation with silicon nitride nano-photonic waveguides
Clemens Herkommer, Adrien Billat, Hairun Guo +5
Mid-infrared optical frequency combs are of significant interest for molecular spectroscopy due to the large absorption of molecular vibrational modes on one hand, and the ability…
Octave-spanning dissipative Kerr soliton frequency combs in microresonators
Martin H. P. Pfeiffer, Clemens Herkommer, Junqiu Liu +5
Octave-spanning, self-referenced frequency combs are applied in diverse fields ranging from precision metrology to astrophysical spectrometer calibration. In the past decade, Kerr…
Breathing dissipative solitons in optical microresonators
Erwan Lucas, Maxim Karpov, Hairun Guo +2
Dissipative solitons are self-localized structures resulting from a double balance between dispersion and nonlinearity as well as dissipation and a driving force. They occur in a w…
Detuning-dependent Properties and Dispersion-induced Instabilities of Temporal Dissipative Kerr Solitons in Optical Microresonators
Erwan Lucas, Hairun Guo, John D. Jost +2
Temporal-dissipative Kerr solitons are self-localized light pulses sustained in driven nonlinear optical resonators. Their realization in microresonators has enabled compact source…
Frequency Comb Assisted Broadband Precision Spectroscopy with Cascaded Diode Lasers
Junqiu Liu, Victor Brasch, Martin H. P. Pfeiffer +5
Frequency comb assisted diode laser spectroscopy, employing both the accuracy of an optical frequency comb and the broad wavelength tuning range of a tunable diode laser, has been…
Universal dynamics and controlled switching of dissipative Kerr solitons in optical microresonators
M. Karpov, H. Guo, E. Lucas +6
Dissipative temporal Kerr solitons in optical microresonators enable to convert a continuous wave laser into a train of femtosecond pulses. Of particular interest are single solito…
Higher order mode suppression in high-Q anomalous dispersion SiN microresonators for temporal dissipative Kerr soliton formation
Arne Kordts, Martin Pfeiffer, Hairun Guo +2
High-Q silicon nitride (SiN) microresonators enable optical Kerr frequency comb generation on a photonic chip and have recently been shown to support fully coherent combs based on…
Raman induced soliton self-frequency shift in microresonator Kerr frequency combs
Maxim Karpov, Hairun Guo, Arne Kordts +5
The formation of temporal dissipative solitons in continuous wave laser driven microresonators enables the generation of coherent, broadband and spectrally smooth optical frequency…
Mid-IR femtosecond frequency conversion by soliton-probe collision in phase-mismatched quadratic nonlinear crystals
Xing Liu, Binbin Zhou, Hairun Guo +1
We show numerically that ultrashort self-defocusing temporal solitons colliding with a weak pulsed probe in the near-IR can convert the probe to the mid-IR. A near-perfect conversi…