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Tobias Kippenberg

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Electron-Photon Quantum State Heralding Using Photonic Integrated Circuits

Tobias Kippenberg, Guanhao Huang

Recently, integrated photonic circuits have brought new capabilities to electron microscopy and been used to demonstrate efficient electron phase modulation and electron-photon correlations. Here, we quanti-tatively analyze the feasibility of high-fidelity ...

AMER PHYSICAL SOC2023

Generating optical pulses via a soliton state of an optical microresonator coupled with a chip based semiconductor laser

Tobias Kippenberg, Hairun Guo, Arslan Sajid Raja

A light pulse source (100), being adapted for generating repetitive optical pulses (1), comprises a continuous wave cw laser device (10) being arranged for providing cw laser light (2), an optical waveguide (20) being optically coupled with the cw laser de ...

2020

Ultrafast tunable lasers using lithium niobate integrated photonics

Tobias Kippenberg, Junqiu Liu, Rui Ning Wang, Johann Emmeram Riemensberger, Anat Siddharth, Guanhao Huang, Mikhail Churaev, Viacheslav Snigirev

Early works(1) and recent advances in thin-film lithium niobate (LiNbO3) on insulator have enabled low-loss photonic integrated circuits(2,3), modulators with improved half-wave voltage(4,5), electro-optic frequency combs(6) and on-chip electro-optic devic ...

NATURE PORTFOLIO2023

Spatial multiplexing of soliton microcombs

Tobias Kippenberg, Maxim Karpov, Erwan Guillaume Albert Lucas, Arslan Sajid Raja, Romain Dany Bruno Bouchand

Dual-comb interferometry utilizes two optical frequency combs to map the optical field's spectrum to a radio-frequency signal without using moving parts, allowing improved speed and accuracy. However, the method is compounded by the complexity and demandin ...

Nature Publishing Group2018

Chip-based soliton microcomb module using a hybrid semiconductor laser

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

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

Chaotic microcomb inertia-free parallel ranging

Tobias Kippenberg, Johann Emmeram Riemensberger, Anton Lukashchuk, Anton Stroganov

Ever growing pixel acquisition rates in the fields of augmented reality, autonomous driving and robotics have increased interest in solid state beam scanning without moving parts. Modern photonic integrated laser ranging advances towards passive beam steer ...

AIP Publishing2023

Photonic chip-based resonant supercontinuum via pulse-driven Kerr microresonator solitons

Tobias Kippenberg, Junqiu Liu, Wenle Weng, Miles Henry Anderson, Tobias Herr, Romain Dany Bruno Bouchand

Supercontinuum generation and soliton microcomb formation both represent key techniques for the formation of coherent, ultrabroad optical frequency combs, enabling the RF-to-optical link. Coherent supercontinuum generation typically relies on ultrashort pu ...

2021

Dissipative Quantum Feedback in Measurements Using a Parametrically Coupled Microcavity

Tobias Kippenberg, Guanhao Huang, Liu Qiu, Itay Shomroni, Jiahe Pan

Micro- and nanoscale optical or microwave cavities are used in a wide range of classical applications and quantum science experiments, ranging from precision measurements, laser technologies to quantum control of mechanical motion. The dissipative photon l ...

AMER PHYSICAL SOC2022

Effects of erbium-doped fiber amplifier induced pump noise on soliton Kerr frequency combs for 64-quadrature amplitude modulation transmission

Tobias Kippenberg, Maxim Karpov, Martin Hubert Peter Pfeiffer, Arne Kordts, Fatemeh Alishahi

We experimentally investigate the effects of erbium-doped fiber amplifier induced pump noise on soliton Kerr frequency combs for 64-quadrature amplitude modulation (QAM) transmission. We find that the optical carrier-to-noise ratios (OCNRs) of the comb lin ...

2018

Arrayed waveguide gratings in lithium tantalate integrated photonics

Tobias Kippenberg, Jianqi Hu, Chengli Wang, Shivaprasad Umesh Hulyal, Jiachen Cai

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 multiplexing (WDM) systems by enabling efficient routing of multiple data channels ...

Optica Publishing Group2025

Clamp-Tapering Increases the Quality Factor of Stressed Nanobeams

Tobias Kippenberg, Dalziel Joseph Wilson, Nils Johan Engelsen, Sergey Fedorov, Ryan Daniel Schilling, Amir Hossein Ghadimi, Alberto Beccari

Stressed nanomechanical resonators are known to have exceptionally high quality factors (Q) due to the dilution of intrinsic dissipation by stress. Typically, the amount of dissipation dilution and thus the resonator Q is limited by the high mode curvature ...

AMER CHEMICAL SOC2019

Quantum-Limited Directional Amplifiers with Optomechanics

Tobias Kippenberg, Nathan Rafaël Bernier, László Dániel Tóth

Directional amplifiers are an important resource in quantum-information processing, as they protect sensitive quantum systems from excess noise. Here, we propose an implementation of phase-preserving and phase-sensitive directional amplifiers for microwave ...

2018

Evidence for structural damping in a high-stress silicon nitride nanobeam and its implications for quantum optomechanics

Tobias Kippenberg, Dalziel Joseph Wilson, Sergey Fedorov, Ryan Daniel Schilling, Vivishek Sudhir, Hendrik Schütz

We resolve the thermal motion of a high-stress silicon nitride nanobeam at frequencies far below its fundamental flexural resonance (3.4 MHz) using cavity-enhanced optical interferometry. Over two decades, the displacement spectrum is well-modeled by that ...

2018

Molecular Platform for Frequency Upconversion at the Single-Photon Level

Tobias Kippenberg, Christophe Marcel Georges Galland, Philippe Andreas Rölli

Direct detection of single photons at wavelengths beyond 2 mu m under ambient conditions remains an outstanding technological challenge. One promising approach is frequency upconversion into the visible (VIS) or near-infrared (NIR) domain, where single-pho ...

American Physical Society2020

Emergent nonlinear phenomena in a driven dissipative photonic dimer

Tobias Kippenberg, Junqiu Liu, Hairun Guo, Rui Ning Wang, Mikhail Churaev, Alexey Tikan

Collective effects leading to spatial, temporal or spatiotemporal pattern formation in complex nonlinear systems driven out of equilibrium cannot be described at the single-particle level and are therefore often called emergent phenomena. They are characte ...

NATURE RESEARCH2021

Bayesian tomography of high-dimensional on-chip biphoton frequency combs with randomized measurements

Tobias Kippenberg, Junqiu Liu

Owing in large part to the advent of integrated biphoton frequency combs, recent years have witnessed increased attention to quantum information processing in the frequency domain for its inherent high dimensionality and entanglement compatible with fiber- ...

Nature Portfolio2022

Entanglement swapping between independent and asynchronous integrated photon-pair sources

Tobias Kippenberg, Arslan Sajid Raja

Integrated photonics represents a technology that could greatly improve quantum communication networks in terms of cost, size, scaling, and robustness. A key benchmark for this is to demonstrate their performance in complex quantum networking protocols, su ...

IOP PUBLISHING LTD2021

Space-time wave packets with reduced divergence and tunable group velocity generated in free space after multi-mode fiber propagation

Tobias Kippenberg, Maxim Karpov

Previously, space-time wave packets (STWPs) have been gen-erated in free space with reduced diffraction and a tunable group velocity by combining multiple frequency comb lines each carrying a single Bessel mode with a unique wave num-ber. It might be poten ...

Optica Publishing Group2023

High-rate photon pairs and sequential Time-Bin entanglement with Si3N4 microring resonators

Tobias Kippenberg, Maxim Karpov

Integrated photonics is increasing in importance for compact, robust, and scalable enabling quantum technologies. This is particularly interesting for developing quantum communication networks, where resources need to be deployed in the field. We exploit p ...

2019

Massively parallel coherent laser ranging using a soliton microcomb

Tobias Kippenberg, Junqiu Liu, Maxim Karpov, Johann Emmeram Riemensberger, Erwan Guillaume Albert Lucas, Wenle Weng, Anton Lukashchuk

Coherent ranging, also known as frequency-modulated continuous-wave (FMCW) laser-based light detection and ranging (lidar)(1) is used for long-range three-dimensional distance and velocimetry in autonomous driving(2,3). FMCW lidar maps distance to frequenc ...

NATURE PUBLISHING GROUP2020