Publications by Victor Brasch | EPFL Graph Search

Related publications (30)

Microresonator-based solitons for massively parallel coherent optical communications

Tobias Kippenberg, Maxim Karpov, Martin Hubert Peter Pfeiffer, Arne Kordts, Victor Brasch, Miles Henry Anderson

Solitons are waveforms that preserve their shape while propagating, as a result of a balance of dispersion and nonlinearity(1,2). Soliton-based data transmission schemes were investigated in the 1980s and showed promise as a way of overcoming the limitatio ...

Nature Publishing Group2017

Thermally stable access to microresonator solitons via slow pump modulation

Tobias Kippenberg, Junqiu Liu, Victor Brasch, Tobias Herr

Temporal dissipative Kerr solitons (DKSs) in microresonators provide ultra-short optical pulses and low-noise frequency combs with gigahertz to terahertz repetition rates. Owing to their unique properties, they have found application in fields, including o ...

OPTICAL SOC AMER2019

Raman Self-Frequency Shift of Dissipative Kerr Solitons in an Optical Microresonator

Tobias Kippenberg, Maxim Karpov, Martin Hubert Peter Pfeiffer, Hairun Guo, Arne Kordts, Victor Brasch, Michail Zervas, Michael Wolfgang Geiselmann

The formation of temporal dissipative Kerr solitons in microresonators driven by a continuous-wave laser enables the generation of coherent, broadband, and spectrally smooth optical frequency combs as well as femtosecond pulse sources with compact form fac ...

American Physical Society2016

Self-referenced photonic chip soliton Kerr frequency comb

Tobias Kippenberg, Erwan Guillaume Albert Lucas, Victor Brasch, John David Jost, Michael Wolfgang Geiselmann

Self-referencing turns pulsed laser systems into self-referenced frequency combs. Such frequency combs allow counting of optical frequencies and have a wide range of applications. The required optical bandwidth to implement self-referencing is typically ob ...

2017

Terabit/s communications using chip-scale frequency comb sources

Tobias Kippenberg, Victor Brasch, Tobias Herr

High-speed optical interconnects rely on advanced wavelength-division multiplexing (WDM) schemes. However, while photonic-electronic interfaces can be efficiently realized on silicon-on-insulator chips, dense integration of the necessary light sources stil ...

Spie-Int Soc Optical Engineering2015

Soliton Kerr Frequency Combs Generated in Integrated Photonic Chips

Victor Brasch

In 2007 a new method to generate optical frequency combs was discovered. In contrast to conventional frequency combs which are generated from pulsed laser sources, these Kerr frequency combs (also known as microresonator frequency combs) are generated enti ...

EPFL2016

Chip-Scale Frequency Comb Generators for High-Speed Communications and Optical Metrology

Tobias Kippenberg, Maxim Karpov, Arne Kordts, Victor Brasch

Chip-scale frequency comb sources are key elements for a variety of applications, comprising massively parallel optical communications and high-precision optical metrology. In this talk, we give an overview on our recent progress in the area of integrated ...

Spie-Int Soc Optical Engineering2017

Simulating supercontinua from mixed and cascaded nonlinearities

Luis Guillermo Villanueva Torrijo, Victor Brasch, Tobias Herr, Furkan Ayhan, Thibault Voumard

Nonlinear optical frequency conversion is of fundamental importance in photonics and underpins countless of its applications: Sum- and difference-frequency generation in media with quadratic nonlinearity permits reaching otherwise inaccessible wavelength r ...

AIP Publishing2023

Temporal solitons in optical microresonators

Tobias Kippenberg, Victor Brasch, Tobias Herr, John David Jost

Temporal dissipative solitons in a continuous-wave laser-driven nonlinear optical microresonator were observed. The solitons were generated spontaneously when the laser frequency was tuned through the effective zero detuning point of a high-Q resonance, wh ...

Nature Publishing Group2014

Photonic chip-based optical frequency comb using soliton Cherenkov radiation

Tobias Kippenberg, Martin Hubert Peter Pfeiffer, Victor Brasch, Tobias Herr, Michael Wolfgang Geiselmann

Optical solitons are propagating pulses of light that retain their shape because nonlinearity and dispersion balance each other. In the presence of higher-order dispersion, optical solitons can emit dispersive waves via the process of soliton Cherenkov rad ...

American Association for the Advancement of Science2015

Coherent terabit communications with microresonator Kerr frequency combs

Tobias Kippenberg, Victor Brasch, Tobias Herr, Jingshi Li

Optical frequency combs have the potential to revolutionize terabit communications(1). The generation of Kerr combs in nonlinear microresonators(2) is particularly promising(3), enabling line spacings of tens of gigahertz. However, such combs may exhibit s ...

Nature Publishing Group2014

Counting the cycles of light using a self-referenced optical microresonator

Tobias Kippenberg, Martin Hubert Peter Pfeiffer, Victor Brasch, Tobias Herr, John David Jost, Caroline Marie Anne Lecaplain

Phase coherently linking optical-to-radio frequencies with femtosecond mode-locked laser frequency combs has enabled counting the cycles of light and is the basis of optical clocks, absolute frequency synthesis, tests of fundamental physics, and improved s ...

Optical Soc Amer2015

Bringing short-lived dissipative Kerr soliton states in microresonators into a steady state

Tobias Kippenberg, Martin Hubert Peter Pfeiffer, Victor Brasch, Michael Wolfgang Geiselmann

Dissipative Kerr solitons have recently been generated in optical microresonators, enabling ultrashort optical pulses at microwave repetition rates, that constitute coherent and numerically predictable Kerr frequency combs. However, the seeding and excitat ...

Optical Society of America2016

Raman Self-Frequency Shift of Dissipative Kerr Solitons in an Optical Microresonator

Tobias Kippenberg, Maxim Karpov, Martin Hubert Peter Pfeiffer, Hairun Guo, Arne Kordts, Victor Brasch, Michail Zervas, Michael Wolfgang Geiselmann

We experimentally observed the Raman-induced self-frequency shift of high-intensity dissipative Kerr solitons in high-Q silicon nitride microresonators. The Raman redshift is linearly dependent on the pump-frequency-detuning, associated with the tunability ...

Ieee2016

Full C and L-Band Transmission at 20 Tbit/s Using Cavity-Soliton Kerr Frequency Combs

Tobias Kippenberg, Victor Brasch, Maxim Karpov, Arne Kordts, Mirjam Pfeiffer

Temporal soliton formation in a Kerr-nonlinear optical micro-resonator leads to a coherent frequency comb covering the C and L-band. We demonstrate WDM transmission with 94 comb lines and an aggregate data rate of 20 Tbit/s. ...

Ieee Computer Soc2016

Multi-Terabit/s Transmission Using Chip-Scale Frequency Comb Sources

Tobias Kippenberg, Victor Brasch, Tobias Herr

Chip-scale frequency comb sources are likely to become key elements of future terabit/s optical transceivers. We investigate and demonstrate the viability of different comb generation schemes for transmission at multiterabit/s data rates. ...

Ieee2016

Coupling Ideality of Integrated Silicon Nitride Microresonators for Nonlinear Photonics

Tobias Kippenberg, Junqiu Liu, Maxim Karpov, Martin Hubert Peter Pfeiffer, Hairun Guo, Arne Kordts, Victor Brasch

Integrated microresonators are essential building blocks of linear and nonlinear photonic devices. Here we show that the performance of high-Q silicon nitride microresonators for nonlinear photonics strongly depends on the ideality of their coupler design. ...

Ieee2016

Radiation hardness of high-Q silicon nitride microresonators for space compatible integrated optics

Tobias Kippenberg, Victor Brasch

Integrated optics has distinct advantages for applications in space because it integrates many elements onto a monolithic, robust chip. As the development of different building blocks for integrated optics advances, it is of interest to answer the importan ...

Optical Soc Amer2014

Silicon-organic hybrid (SOH) devices and their use in comb-based communication systems

Tobias Kippenberg, Victor Brasch, Tobias Herr

Advanced wavelength-division multiplexing (WDM) requires both efficient multi-wavelength light sources to generate optical carriers and highly scalable photonic-electronic interfaces to encode data on these carriers. In this paper, we give an overview on o ...

Ieee2016

Frequency-comb-assisted broadband precision spectroscopy with cascaded diode lasers

Tobias Kippenberg, Junqiu Liu, Martin Hubert Peter Pfeiffer, Hairun Guo, Arne Kordts, Victor Brasch, Michael Wolfgang Geiselmann

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 widely used in many applications. In this Letter, we present a novel method ...

Optical Society of America2016