78 citations · 263 across the 23 of their papers we have counts for
19 papers · 1 filter
High-pulse-energy integrated mode-locked lasers based on a Mamyshev oscillator
Zheru Qiu, Jianqi Hu, Xuan Yang +9
Ultrafast lasers have unlocked numerous advances across science and technology: they enable corneal surgery, reveal chemical reaction dynamics, and underpin optical atomic clocks.…
Heterogeneously integrated lithium tantalate-on-silicon nitride modulators for high-speed communications
Jiachen Cai, Alexander Kotz, Hugo Larocque +7
Driven by the prospects of higher bandwidths for optical interconnects, integrated modulators involving materials beyond those available in silicon manufacturing increasingly rely…
Narrow-linewidth, piezoelectrically tunable photonic integrated blue laser
Anat Siddharth, Asger B. Gardner, Xinru Ji +8
Frequency-agile lasers operating in the ultraviolet-to-blue spectral range (360-480 nm) are critical enablers for a wide range of technologies, including free-space and underwater…
Hyperparametric solitons in nondegenerate optical parametric oscillators
Haizhong Weng, Xinru Ji, Mugahid Ali +7
Dissipative solitons and their associated low-noise, chip-scale frequency combs hold great potential for applications in optical communications, spectroscopy, precision time-keepin…
Copper Damascene Process-Based High-Performance Thin Film Lithium Tantalate Modulators
Mengxin Lin, Zihan Li, Alexander Kotz +4
Interfacing electrical and optical systems is a ubiquitous requirement for modern networks. Competitive footprint, efficiency, and bandwidth figures have propelled interest in depl…
Copper-impurity-free photonic integrated circuits enable deterministic soliton microcombs
Xinru Ji, Xurong Li, Zheru Qiu +5
Chip-scale optical frequency combs based on microresonators (microcombs) enable GHz-THz repetition rates, broad bandwidth, compactness, and compatibility with wafer-scale manufactu…
Arrayed waveguide gratings in lithium tantalate integrated photonics
Shivaprasad U. Hulyal, Jianqi Hu, Chengli Wang +3
Arrayed Waveguide Gratings (AWGs) are widely used photonic components for splitting and combining different wavelengths of light. They play a key role in wavelength division multip…
Full C- and L-band tunable erbium-doped integrated lasers via scalable manufacturing
Xinru Ji, Xuan Yang, Yang Liu +8
Erbium (Er) ions are the gain medium of choice for fiber-based amplifiers and lasers, offering a long excited-state lifetime, slow gain relaxation, low amplification nonlinearity a…
Terabit-class coherent communications enabled by an integrated photonics erbium doped amplifier
Di Che, Stefano Grillanda, Yang Liu +7
Coherent technologies have revolutionized optical communications, driving the capacity per fiber to multi-terabit per second (Tb/s) in combination with wavelength division multiple…
Optical Arbitrary Waveform Generation (OAWG) Using Actively Phase-Stabilized Spectral Stitching
Daniel Drayss, Dengyang Fang, Alban Sherifaj +10
The conventional way of generating optical waveforms relies on the in-phase and quadrature (IQ) modulation of a continuous wave (CW) laser tone. In this case, the bandwidth of the…
Monolithic piezoelectrically tunable hybrid integrated laser with sub-fiber laser coherence
Andrey Voloshin, Anat Siddharth, Simone Bianconi +8
Ultra-low noise lasers are essential tools in a wide variety of applications, including data communication, light detection and ranging (LiDAR), quantum computing and sensing, and…
Ultrafast tunable photonic integrated Pockels extended-DBR laser
Anat Siddharth, Simone Bianconi, Rui Ning Wang +5
Frequency-agile lasers that can simultaneously feature low noise characteristics as well as fast mode hop-free frequency tuning are keystone components for applications ranging fro…
Ultrabroadband thin-film lithium tantalate modulator for high-speed communications
Chengli Wang, Dengyang Fang, Alexander Kotz +7
The continuous growth of global data traffic over the past three decades, along with advances in disaggregated computing architectures, presents significant challenges for optical…
Foundry compatible, efficient wafer-scale manufacturing of ultra-low loss, high-density SiN photonic integrated circuits
Xinru Ji, Rui Ning Wang, Yang Liu +3
Silicon nitride (SiN) photonic integrated circuits (PICs) have shown low linear loss, negligible nonlinear loss, and high power handling over traditional silicon photonics.…
Integrated Triply Resonant Electro-Optic Frequency Comb in Lithium Tantalate
Junyin Zhang, Chengli Wang, Connor Denney +11
Integrated frequency comb generators based on Kerr parametric oscillation have led to chip-scale, gigahertz-spaced combs with new applications spanning hyperscale telecommunication…
Large-scale photonic chip based pulse interleaver for low-noise microwave generation
Zheru Qiu, Neetesh Singh, Yang Liu +4
Microwaves generated by optical techniques have demonstrated unprecedentedly low noise and hold significance in various applications such as communication, radar, instrumentation,…
An ultra-broadband photonic-chip-based traveling-wave parametric amplifier
Nikolai Kuznetsov, Alberto Nardi, Johann Riemensberger +4
Optical amplification, crucial for modern communication and data center interconnects, primarily relies on erbium-doped fiber amplifiers (EDFAs) to enhance signals without distorti…
Unifying frequency metrology across microwave, optical, and free-electron domains
Yujia Yang, Paolo Cattaneo, Arslan S. Raja +6
Frequency metrology lies at the heart of precision measurement. Optical frequency combs provide a coherent link uniting the microwave and optical domains in the electromagnetic spe…
Hydrogen-free low-temperature silica for next generation integrated photonics
Zheru Qiu, Zihan Li, Rui Ning Wang +4
The advances in novel low-loss "on insulator" integrated photonics platforms beyond silicon, such as thin-film LiNbO3, LiTaO3, GaP and BaTiO3 have demonstrated major potential acro…