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Tobias Kippenberg

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Publications associées (465)

Quantum collective motion of macroscopic mechanical oscillators

Tobias Kippenberg, Amir Youssefi, Mahdi Chegnizadeh, Shingo Kono, Marco Scigliuzzo

Collective phenomena arise from interactions within complex systems, leading to behaviors absent in individual components. Observing quantum collective phenomena with macroscopic mechanical oscillators has been impeded by the stringent requirement that osc ...

American Association for the Advancement of Science2024

Tunable optical reflector chip for external cavity laser

Tobias Kippenberg, Anat Siddharth

An optical reflector chip (10) comprising a waveguide arrangement (11) configured to guide optical radiation and a modulation device (3). The waveguide arrangement (11) comprises a Bragg grating section (111), the Bragg grating section (111) comprising a p ...

2024

Integrated Non-sliced OAWM Engine Enabling 320 GHz Photonic-Electronic Analog-to-Digital Conversion

Tobias Kippenberg

We demonstrate an optically and electrically packaged silicon photonic receiver system for non-sliced optical arbitrary waveform measurement (OAWM). The OAWM engine is used for high-speed data transmission and for photonic-electronic analog-to-digital conv ...

Optical Society of America2024

Frequency-agile Hybrid Integrated Laser at Sub-micron Spectral Range for Coherent Sensing and Quantum Applications

Rui Ning Wang, Tobias Kippenberg, Anat Siddharth

We demonstrate a hybrid integrated low-noise laser based on a 900 nm laser diode self-injection locked to a microresonator with MEMS actuators exhibiting a frequency actuation bandwidth >10 MHz and a tuning efficiency >30 MHz/V. ...

Institute of Electrical and Electronics Engineers Inc.2024

Piezoelectric actuation for integrated photonics

Rui Ning Wang, Tobias Kippenberg, Andrey Voloshin, Anat Siddharth, Viacheslav Snigirev, Andrea Bancora, Vladimir Shadymov

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 ...

Optica Publishing Group2024

Sub-MHz linewidth, FMCW photonic integrated blue laser

Tobias Kippenberg, Xinru Ji, Anat Siddharth

We demonstrate for the first time a frequency-modulated continuous wave photonic integrated blue laser with sub-MHz linewidth. The laser exhibits frequency excursion greater than 900 MHz at up to 1 MHz triangular chirp rate with a nonlinearity of less than ...

Institute of Electrical and Electronics Engineers Inc.2024

Photonic substrate preparation method and photonic waveguide preparation or fabrication method

Tobias Kippenberg, Xinru Ji, Zheru Qiu

Photonic integrated circuit optical waveguide device preparation or fabrication method comprising providing a silicon substrate, depositing at least one copper gettering silicon nitride layer or material, depositing at least one optical waveguide cladding ...

2024

A fully hybrid integrated erbium-based laser

Rui Ning Wang, Tobias Kippenberg, Andrey Voloshin, Xinru Ji, Zheru Qiu, Andrea Bancora

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 ...

Nature Publishing Group2024

Observation of Fundamental Charge Noise in Electro-Optic Photonic Integrated Circuits

Tobias Kippenberg, Guanhao Huang, Zihan Li, Junyin Zhang

We observed that Lithium Niobate and Lithium Tantalate photonic integrated microresonators exhibit an unexpected Flicker type (i.e. 1/f1.2) scaling in the intrinsic refractive noise spectrum, significantly deviating from the well-established thermorefracti ...

Springer Science and Business Media Deutschland GmbH2024

Integrated chirped photonic-crystal cavities in gallium phosphide for broadband soliton generation

Tobias Kippenberg, Miles Henry Anderson, Nikolai Kuznetsov, Alisa Davydova

Chirped mirrors have underpinned advances in ultra-fast lasers based on bulk optics but have yet to be fully exploited in integrated photonics, where they could provide a means to engineer otherwise unattainable dispersion profiles for a range of nonlinear ...

2024

Lithium tantalate photonic integrated circuits for high volume manufacturing

Tobias Kippenberg, Mikhail Churaev, Xinru Ji, Zihan Li

We demonstrate the first photonic integrated circuit platform using Lithium Tantalate (LiTaO3), achieving waveguides with low losses (5.6 dB m−1), Mach-Zehnder modulators with a 40 GHz electro-optical bandwidth and a 1.96 V · cm voltage-length product, alo ...

Institute of Electrical and Electronics Engineers Inc.2024

Foundry compatible, efficient wafer-scale manufacturing of ultra-low loss, high-density Si3N4 photonic integrated circuits

Rui Ning Wang, Tobias Kippenberg, Xinru Ji, Zheru Qiu

We demonstrate ultra-low propagation loss, lithographic precision, and wafer-scale manufacturing for high-density Si3N4 photonic integrated circuits using an efficient DUV-based subtractive approach. We show a propagation loss as low as 1.4 dB/m at 1.55 µm ...

Optical Society of America2024

Piezoelectrically tunable, narrow linewidth photonic integrated extended-DBR lasers

Tobias Kippenberg, Andrey Voloshin, Anat Siddharth, Zheru Qiu, Andrea Bancora, Junyin Zhang

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 ...

Optica Publishing Group2024

An Integrated Gallium Phosphide Optical Parametric Amplifier

Tobias Kippenberg, Alberto Nardi, Mikhail Churaev, Nikolai Kuznetsov, Alisa Davydova

Optical parametric amplification is a promising alternative to traditional erbium-doped amplifiers, offering unidirectional, low-noise, and broadband amplification. Here we present an integrated continuous-traveling-wave parametric amplifier that surpasses ...

Springer Science and Business Media Deutschland GmbH2024

Low-Phase-Noise Frequency-Agile Hybrid Integrated Laser Offering Highly Linear Tuning for FMCW LiDAR

Tobias Kippenberg, Andrey Voloshin

We demonstrate piezo-tunable hybrid integrated lasers offering linewidths below 100 Hz along with highly linear and fast frequency tuning. For a tuning range of 1 GHz, residual nonlinearities are below 0.07 %, allowing for 5 cm ranging precision in an FMCW ...

Institute of Electrical and Electronics Engineers Inc.2024

Temporally and longitudinally tailored dynamic space-time wave packets

Tobias Kippenberg, Maxim Karpov

In general, space-time wave packets with correlations between transverse spatial fields and temporal frequency spectra can lead to unique spatiotemporal dynamics, thus enabling control of the instantaneous light properties. However, spatiotemporal dynamics ...

2024

Photonic-electronic integrated circuit-based coherent LiDAR engine

Edoardo Charbon, Tobias Kippenberg, Grigorii Likhachev, Andrey Voloshin, Anton Lukashchuk, Halil Kerim Yildirim, Xinru Ji, Zheru Qiu, Andrea Bancora

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 ...

Nature Portfolio2024

Efficient mass manufacturing of high-density, ultra-low-loss Si3N4 photonic integrated circuits

Rui Ning Wang, Tobias Kippenberg, Xinru Ji, Zheru Qiu

Silicon nitride (Si3N4) photonic integrated circuits (PICs) offer significant advantages over traditional silicon photonics, including low loss and superior power handling at optical communication wavelength bands. To facilitate high-density integration an ...

2024

Hybrid integrated multi-lane erbium-doped Si3N4 waveguide amplifiers

Tobias Kippenberg, Xinru Ji, Zheru Qiu

We present the integration of four individual erbium-doped waveguide optical amplifiers on a Si3N4 photonic integrated circuit hybrid integrated with a four-lane semiconductor pump laser diode chip. Each amplifier achieves 15 dB on-chip gain. ...

Optical Society of America2024

Ultrafast Pockels-tunable hybrid integrated E-DBR laser

Tobias Kippenberg, Anat Siddharth, Zheru Qiu

We demonstrate a hybrid integrated frequency-agile laser based on an InP gain chip and an extended electro-optic Bragg waveguide reflector manufactured with a wafer-scale lithium niobate-on-insulator process featuring 10 GHz tuning range with high optical ...

Institute of Electrical and Electronics Engineers Inc.2024

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