Delphine Néel
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View article: Mode-locking in a semiconductor photonic bandgap laser
Mode-locking in a semiconductor photonic bandgap laser Open
View article: Single-chip silicon photonic engine for analog optical and microwave signals processing
Single-chip silicon photonic engine for analog optical and microwave signals processing Open
We present a photonic engine that processes both optical and microwave signals, and can convert signals between the two domains. Our photonic chip, fabricated in IMEC's iSiPP50G silicon photonics process, is capable of both generation and …
View article: Mode-locking in a semiconductor photonic bandgap laser
Mode-locking in a semiconductor photonic bandgap laser Open
Multimode lasers have a very complex dynamics, as expected when oscillators are nonlinearly coupled. Order emerges when the modes lock together; in this case the coherent superposition of the modes results into a periodic train of pulses o…
View article: Single-Chip Silicon Photonic Engine for Analog Optical and Microwave Signals Processing
Single-Chip Silicon Photonic Engine for Analog Optical and Microwave Signals Processing Open
We present a photonic engine that processes both optical and microwave signals, and can convert signals between the two domains. Our photonic chip, fabricated in IMEC's iSiPP50G silicon photonics process, is capable of both generation and …
View article: Narrow linewidth III-V-on-SiN laser with extended frequency chirp capability based on micro-transfer printing for high resolution distributed acoustic sensing
Narrow linewidth III-V-on-SiN laser with extended frequency chirp capability based on micro-transfer printing for high resolution distributed acoustic sensing Open
A laser source that is both narrow-linewidth and frequency-agile is essential for FMCW applications, such as LIDAR or distributed optical fiber sensing (DOFS). In this work, we present the design and characterization of a laser architectur…
View article: 56 Gbps externally modulated widely tunable lasers with SOA boosters heterogeneously integrated on silicon
56 Gbps externally modulated widely tunable lasers with SOA boosters heterogeneously integrated on silicon Open
We demonstrate externally modulated widely tunable lasers co-integrated with semiconductor optical amplifiers (SOAs) heterogeneously integrated on silicon. The widely tunable laser enables continuous single-mode operation over a tuning ran…
View article: III-V-on-Si<sub>3</sub>N<sub>4</sub> widely tunable narrow-linewidth laser based on micro-transfer printing
III-V-on-Si<sub>3</sub>N<sub>4</sub> widely tunable narrow-linewidth laser based on micro-transfer printing Open
Leveraging its superior waveguide properties, silicon-nitride ( Si 3 N 4 ) photonics is emerging to expand the applications of photonic integrated circuits to optical systems where bulk optics and fibers today still dominate. In order to f…
View article: Single-Chip Silicon Photonic Processor for AnalogOptical and Microwave Signals
Single-Chip Silicon Photonic Processor for AnalogOptical and Microwave Signals Open
We present a single photonic chip that processes both optical and microwave signals, and can convert signals between the two domains. Our chip, fabricated in IMEC’s iSiPP50G silicon photonics process, is capable of both generation and dete…
View article: Heterogeneous tunable III-V-on-silicon-nitride mode-locked laser emitting wide optical spectra
Heterogeneous tunable III-V-on-silicon-nitride mode-locked laser emitting wide optical spectra Open
We demonstrate a III-V-on-silicon-nitride mode-locked laser through the heterogeneous integration of a semiconductor optical amplifier on a passive silicon-nitride cavity using the technique of micro-transfer printing. In the initial phase…
View article: Single-Chip Silicon Photonic Processor for Analog Optical and Microwave Signals
Single-Chip Silicon Photonic Processor for Analog Optical and Microwave Signals Open
The explosion of data volume in communications, AI training, and cloud computing requires efficient data handling, which is typically stored as digital electrical information and transmitted as wireless radio frequency (RF) signals or ligh…
View article: High-Speed Direct Modulation on III-V-on-SOI Distributed Feedback Lasers with Intrinsic Electro-Optical Bandwidth Over 20 GHz
High-Speed Direct Modulation on III-V-on-SOI Distributed Feedback Lasers with Intrinsic Electro-Optical Bandwidth Over 20 GHz Open
International audience
View article: Micro-transfer-printed narrow-linewidth III-V-on-Si double laser structure with a combined 110 nm tuning range
Micro-transfer-printed narrow-linewidth III-V-on-Si double laser structure with a combined 110 nm tuning range Open
In this work, we demonstrate for the first time a narrow-linewidth III-V-on-Si double laser structure with more than a 110 nm wavelength tuning range realized using micro-transfer printing ( µ TP) technology. Two types of pre-fabricated II…
View article: Low-κ, narrow linewidth III-V-on-SOI distributed feedback lasers with backside sampled Bragg gratings
Low-κ, narrow linewidth III-V-on-SOI distributed feedback lasers with backside sampled Bragg gratings Open
We demonstrate a heterogeneously integrated III-V-on-SOI distributed feedback laser with a low grating strength (κ < 40 cm −1 ) and a narrow linewidth of Δν = 118 kHz. The laser operates single mode with a side-mode suppression ratio over …
View article: Narrow-Linewidth Micro-Transfer-Printed III-V-on-Si Laser with 110 nm Tuning Range
Narrow-Linewidth Micro-Transfer-Printed III-V-on-Si Laser with 110 nm Tuning Range Open
On-chip laser sources covering a wide wavelength range is one of the key enablers to coherent optical communication systems. In this work, we demonstrate for the first time a narrow-linewidth III-V-on-Si laser with 110 nm tuning range real…
View article: AlGaInAs Multi-Quantum Well Lasers on Silicon-on-Insulator Photonic Integrated Circuits Based on InP-Seed-Bonding and Epitaxial Regrowth
AlGaInAs Multi-Quantum Well Lasers on Silicon-on-Insulator Photonic Integrated Circuits Based on InP-Seed-Bonding and Epitaxial Regrowth Open
The tremendous demand for low-cost, low-consumption and high-capacity optical transmitters in data centers challenges the current InP-photonics platform. The use of silicon (Si) photonics platform to fabricate photonic integrated circuits …
View article: Low-Threshold, High-Power On-Chip Tunable III-V/Si Lasers with Integrated Semiconductor Optical Amplifiers
Low-Threshold, High-Power On-Chip Tunable III-V/Si Lasers with Integrated Semiconductor Optical Amplifiers Open
Heterogeneously integrated III-V/Si lasers and semiconductor optical amplifiers (SOAs) are key devices for integrated photonics applications requiring miniaturized on-chip light sources, such as in optical communications, sensing, or spect…
View article: QUBIC - The Q&U Bolometric Interferometer for Cosmology - A novel way to look at the polarized Cosmic Microwave Background
QUBIC - The Q&U Bolometric Interferometer for Cosmology - A novel way to look at the polarized Cosmic Microwave Background Open
In this paper we describe QUBIC, an experiment that takes up the challenge posed by the detection of primordial gravitational waves with a novel approach, that combines the sensitivity of state-of-the art bolometric detectors with the syst…
View article: QUBIC: the Q&U Bolometric Interferometer for Cosmology. A novel way to look at the polarized Cosmic Microwave Background.
QUBIC: the Q&U Bolometric Interferometer for Cosmology. A novel way to look at the polarized Cosmic Microwave Background. Open
In this paper we describe QUBIC, an experiment that takes up the challenge posed by the detection of primordial gravitational waves with a novel approach, that combines the sensitivity of state-of-the art bolometric detectors with the syst…
View article: QUBIC Technical Design Report
QUBIC Technical Design Report Open
QUBIC is an instrument aiming at measuring the B mode polarisation anisotropies at medium scales angular scales (30-200 multipoles). The search for the primordial CMB B-mode polarization signal is challenging, because of many difficulties:…