Publications de Nicolas Volet | EPFL Graph Search

Chip-based soliton microcomb module using a hybrid semiconductor laser

Nicolas Volet, Rui Ning Wang, Tobias Kippenberg, Erwan Guillaume Albert Lucas, Junqiu Liu, Arslan Sajid Raja, Jijun He

Photonic chip-based soliton microcombs have shown rapid progress and have already been used in many system-level applications. There has been substantial progress in realizing soliton microcombs that rely on compact laser sources, culminating in devices th ...

2020

Integrated Si3N4 Soliton Microcomb Driven by a Compact Ultra-low-noise Laser

Nicolas Volet, Rui Ning Wang, Tobias Kippenberg, Erwan Guillaume Albert Lucas, Junqiu Liu, Arslan Sajid Raja, Jijun He

We generate 100-GHz soliton microcombs in a photonic integrated high-Q Si3N4 microresonator using an ultra-compact, high-power and low-frequency-noise semiconductor-based laser. The soliton is initiated via direct current tuning of the laser. (C) 2019 The ...

IEEE2019

An optical-frequency synthesizer using integrated photonics

Nicolas Volet, Tobias Kippenberg, Martin Hubert Peter Pfeiffer

Optical-frequency synthesizers, which generate frequency-stable light from a single microwave-frequency reference, are revolutionizing ultrafast science and metrology, but their size, power requirement and cost need to be reduced if they are to be more wid ...

2018

Heterogeneous integration of lithium niobate and silicon nitride waveguides for wafer-scale photonic integrated circuits on silicon

Nicolas Volet, Michail Zervas, Tobias Kippenberg, Martin Hubert Peter Pfeiffer

An ideal photonic integrated circuit for nonlinear photonic applications requires high optical nonlinearities and low loss. This work demonstrates a heterogeneous platform by bonding lithium niobate (LN) thin films onto a silicon nitride (Si3N4) waveguide ...

Optical Society of America2017

Towards an Integrated-Photonics Optical-Frequency Synthesizer With < 1 Hz Residual Frequency Noise

Nicolas Volet, Tobias Kippenberg, Martin Hubert Peter Pfeiffer

We introduce an architecture for optical-frequency synthesis using photonic-chip frequency combs and a heterogeneously integrated CW laser. The Kerr dual-comb that we describe offers a microwave-optical link to discipline the laser to an RF clock. ...

Ieee2017

Frequency comb generation in the green using silicon nitride microresonators

Nicolas Volet, Michail Zervas, Tobias Kippenberg, Martin Hubert Peter Pfeiffer, Hairun Guo

Optical frequency combs enable precision measurements in fundamental physics and have been applied to a growing number of applications, such as molecular spectroscopy, LIDAR and atmospheric trace-gas sensing. In recent years, the generation of frequency co ...

Wiley-VCH Verlag Berlin2016

Chip-scale Optical Resonator Enabled Synthesizer (CORES) Miniature systems for optical frequency synthesis

Nicolas Volet, Tobias Kippenberg, Martin Hubert Peter Pfeiffer, Hairun Guo

An approach for a low-power chip-scale package is described, that provides a laser output with a programmable frequency across 50 nm of bandwidth centered at 1550 nm, and a resolution of one part in 10(14). ...

Ieee2016

Generation of an optical frequency comb in the green with silicon nitride microresonators

Nicolas Volet, Michail Zervas, Tobias Kippenberg, Martin Hubert Peter Pfeiffer, Hairun Guo

The first realization of a green-light frequency comb is reported in a silicon nitride ring microresonator, from third-order non-linear interaction of a near-infrared 1-THz spacing Kerr comb spanning 2/3 of an octave. ...

Ieee2016

Recent progress in wafer-fused VECSELs emitting in the 1310 nm waveband

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet

Over the last years we have continuously improved the performance of 1300 nm band VECSELs with wafer fused gain mirrors in the intra-cavity diamond and the flip-chip heat dissipation configurations. In this work we present recent results for gain mirrors t ...

Spie-Int Soc Optical Engineering2015

High performance wafer-fused semiconductor disk lasers emitting in the 1300 nm waveband

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet

We report for the first time on the performance of 1300 nm waveband semiconductor disc lasers (SDLs) with wafer fused gain mirrors that implement intracavity diamond and flip-chip heat dissipation schemes based on the same gain material. With a new type of ...

Optical Society of America2014

Optical mode control in long-wavelength vertical-cavity surface-emitting lasers

Nicolas Volet

EPFL2014

Numerical Analysis of Mode Discrimination by Intracavity Patterning in Long-Wavelength Wafer-Fused Vertical-Cavity Surface-Emitting Lasers

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet

This paper presents an extensive numerical analysis of 1.3-mu m wavelength wafer-fused vertical-cavity surface-emitting lasers (VCSELs) incorporating intracavity patterning. Using a 3-D, self-consistent model of the physical phenomena in VCSELs, supported ...

Institute of Electrical and Electronics Engineers2014

Wafer-fused VECSELs emitting in the 1310 nm waveband

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet, Kamil Pawel Pierscinski

Optically pumped wafer fused 1310 nm VECSELs have the advantage of high output power and wavelength agility. Gain mirrors in these lasers are formed by direct bonding of InAlGaAs/InP active cavities to Al(Ga) As/GaAs DBRs. We present for the first time Wat ...

Spie-Int Soc Optical Engineering2014

Recent progress in wafer-fused VECSELs emitting in the 1310nm and 1550nm bands

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet, Kamil Pawel Pierscinski

Recent developments of wafer-fused long-wavelength VECSELs resulted in reaching record high CW output power of 6.6 W at 1300 nm and a coherence length longer than 5 km in fiber and 1 Watt of output power in single frequency regime at 1550 nm. First wafer-f ...

SPIE, Vol. 8606, pp. , 20132013

Transverse mode discrimination in long-wavelength wafer-fused vertical-cavity surface-emitting lasers by intra-cavity patterning

Benjamin Dwir, Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet, Zlatko Mickovic, Pascal Gallo, Lukas Mutter

Transverse mode discrimination is demonstrated in long-wavelength wafer-fused vertical-cavity surface-emitting lasers using ring-shaped air gap patterns at the fused interface between the cavity and the top distributed Bragg reflector. A significant number ...

Optical Society of America2013

Spatial-Mode Discrimination in Guided and Antiguided Arrays of Long-Wavelength VCSELs

Elyahou Kapon, Vladimir Iakovlev, Nicolas Volet

Three means of optical confinement imposed on InAlGaAs/InP 1.3 mu m VCSEL arrays are investigated with self-consistent numerical model of laser operation. Laterally patterned tunnel junction (TJ), in-build guiding realized with air-gap patterning, and anti ...

Institute of Electrical and Electronics Engineers2013

Polarization mode structure in long-wavelength wafer-fused vertical-cavity surface-emitting lasers

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Nicolas Volet

Applications of long-wavelength (lambda > 1 mu m) vertical-cavity surface-emitting lasers (VCSELs) generally require close control over wavelength and polarization of the emitted light. In most cases, single mode and polarization stable lasing is desired. ...

Spie-Int Soc Optical Engineering, Po Box 10, Bellingham, Wa 98227-0010 Usa2012

High-power optically-pumped VECSELs emitting in the 1310-nm and 1550-nm wavebands

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Qing Zhu, Nicolas Volet

1300-nm, 1550-nm and 1480-nm wavelength, optically-pumped VECSELs based on wafer-fused InAlGaAs/InPAlGaAs/GaAs gain mirrors with intra-cavity diamond heat-spreaders demonstrate very low thermal impedance of 4 K/W. Maximum CW output of devices with5 groups ...

Spie-Int Soc Optical Engineering, Po Box 10, Bellingham, Wa 98227-0010 Usa2011

Turn-on delay and Auger recombination in long-wavelength vertical-cavity surface-emitting lasers

Elyahou Kapon, Nicolas Volet

Measuring the turn-on delay of diode lasers provides useful information on carrier recombination dynamics, particularly Auger recombination, essential for their design for high-speed modulation and power-efficient performance. Here we present a rigorous, c ...

American Institute of Physics2010