Publications de Andrey Voloshin

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Recent decades have seen significant advancements in integrated photonics, driven by improvements in nanofabrication technology. This field has been developed from integrated semiconductor lasers and low-loss waveguides to optical modulators, enabling the ...

Low phase noise lasers based on the combination of III-V semiconductors and silicon photonics are well established in the near-infrared spectral regime. Recent advances in the development of low-loss silicon nitride-based photonic integrated resonators hav ...

Optical frequency combs are a unique tool for fundamental metrology, spectroscopy, and a broad spectrum of applications. High-Q microresonators serve as a promising platform for the generation of coherent frequency combs. The key characteristics that deter ...

In this paper, we present the first ultra-low-noise, self-injection locked (SIL) laser with frequency agility based on the monolithic integration of a low-loss silicon nitride (Si3N4) photonic spiral cavity with an aluminum nitride (AlN) actuator. The self ...

Erbium-doped fibre lasers exhibit high coherence and low noise as required for fibre-optic sensing, gyroscopes, LiDAR and optical frequency metrology. Endowing erbium-based gain in photonic integrated circuits can provide a basis for miniaturizing low-nois ...

Recent advancements in ultra-low-loss silicon nitride (Si3N4)-based photonic integrated circuits have surpassed fiber lasers in coherence and frequency agility. However, high manufacturing costs of DFB and precise control requirements, as required for self ...

We experimentally observe a self-injection locking regime of the gain-switched laser to a high-Q optical microresonator. We reveal that the comb generated by the gain-switched laser experiences a dramatic reduction of comb-teeth linewidths in this regime. ...

Silicon Nitride (Si3N4) photonic integrated circuits (PICs) have emerged as core technology in a variety of applications ranging from LIDAR to quantum control and computing. However, the need for high-speed, low-voltage tuning and modulation has been a lon ...

We demonstrate novel approach for generation of optical combs in frequency shifting loop based on acousto-optic interaction. This approach provides comb multiplication with different line spacing and generation of dual-comb for spectroscopy applications. ( ...

We demonstrate an integrated Erbium-based tunable laser using wafer-scale fabrication and ion implantation of silicon nitride photonic integrated circuits. We achieve single-frequency lasing tunable from 1530 nm to 1621 nm covering nearly the entire optica ...

Examination of various issues related to the generation and application of optical frequency combs (OFCs) is an important branch of modern optoelectronics. Some of the proposed OFC generation methods apply acousto-optic (AO) devices. The AO devices are use ...

Chip-scale integration is a key enabler for the deployment of photonic technologies. Coherent laser ranging or FMCW LiDAR, a perception technology that benefits from instantaneous velocity and distance detection, eye-safe operation, long-range, and immunit ...

Combining all the benefits of Fourier transform infrared (FTIR) spectroscopy in a chip scale spectroscopic sensor looks promising for mobile and wearable platform development. Dual-comb spectroscopy enables downconversion of optical absorption spectra into ...

Hybrid photonic integrated lasers have revolutionized laser technology by combining the scalable manufacturing of simple laser diodes with high-performance features such as frequency stability, opticallinewidth, and tuning linearity [1], traditionally only ...

Frequency-agile lasers that can simultaneously feature low noise characteristics and fast mode-hop-free frequency tuning are keystone components for applications ranging from LiDAR and distributed sensing to communication and quantum information processing ...

We demonstrate single-soliton Kerr-comb generators, exploiting photonic wire bonds to connect Si3N4 resonators and self-injection-locked InP pump lasers. The assembly is used to generate a 0.302 THz carrier for 160 Gbit/s wireless transmission over 55 m. ...

We demonstrate a compact soliton microcomb light source. The soliton is generated from a Kerr microresonator and amplified by an erbium-implanted gain section integrated on the same photonic chip. We achieved an output power of 7.9 mW at a compact device f ...

We demonstrate frequency-agile self-injection-locked lasers that exploit photonic wire bonds for connecting piezo-tunable Si3N4 microresonators to DFB lasers. Our devices offer intrinsic linewidths below 100Hz along with highly linear frequency sweeping ov ...

We demonstrate a Vernier ring laser with linear frequency tuning of 1.5 GHz at 100 kHz chirp rate and wavelength switching with 7 ns rise time and 75 nW power consumption using Si3N4 photonic chip with integrated PZT actuators. ...

Experimental data for the generation of optical frequency combs in magnesium fluoride microcavities with whispering gallery modes at 780 nm are presented. This wavelength corresponds to the normal group velocity dispersion for pumping by a laser diode oper ...

Andrey Voloshin

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Piezoelectric actuation for integrated photonics

Near ultraviolet photonic integrated lasers based on silicon nitride

Measurement of Dispersion Characteristics of Integrated Optical Microresonators and Generation of Coherent Optical Frequency Combs

Piezo-Mems Tunable Ultra Low-Noise Laser

A fully hybrid integrated erbium-based laser

Piezoelectrically tunable, narrow linewidth photonic integrated extended-DBR lasers

Self-Injection Locking of a Gain-Switched Laser Diode

Programmable Silicon Nitride Photonic Integrated Circuits

Experimental Investigation of Tunable Acousto-Optic Frequency Combs

C- and L-band tunable integrated Erbium lasers via scalable manufacturing

Tunable acousto-optic optical frequency combs

Photonic-electronic integrated circuit-based coherent LiDAR engine

Broadband Optical Spectrum Downconversion to RF Using Integrated Dual-Comb Source

Ultrafast Tunable Photonic Integrated Extended-DBR Pockels Laser

Ultrafast tunable photonic-integrated extended-DBR Pockels laser

Self-Injection-Locked Kerr Soliton Microcombs With Photonic Wire Bonds For Use in Terahertz Communications

A Photonic Integrated High-power Soliton Microcomb Generator

Frequency-Agile Self-Injection-Locked Lasers With sub-100 Hz Linewidth based on In-Package Photonic Wire Bonds

Frequency agile photonic integrated external cavity laser

Generation of Optical Frequency Combs in an Optical Microresonator Pumped by a 780-nm Laser Diode in Self-Injection Locking Regime