8 citations · 36 across the 16 of their papers we have counts for
16 papers
Broadband spectral manipulation of single photons using cross-phase modulation
Kate L. Fenwick, Frédéric Bouchard, Guillaume Thekkadath +3
Manipulating the frequency and bandwidth of light is crucial in classical and quantum applications including communication, spectroscopy, imaging, and signal processing. Such capab…
Imaging at the quantum limit with convolutional neural networks
Andrew H. Proppe, Aaron Z. Goldberg, Guillaume Thekkadath +8
Deep neural networks have been shown to achieve exceptional performance for computer vision tasks like image recognition, segmentation, and reconstruction or denoising. Here, we ev…
Ultrafast all-optical modulation of spatially structured photons
Alicia Sit, Frédéric Bouchard, Nicolas Couture +4
Manipulating the structure of single photons in the ultrafast domain is enabling new quantum information processing technologies. At the picosecond timescale, quantum information c…
Ultrafast switching of telecom photon-number states
Kate L. Fenwick, Frédéric Bouchard, Alicia Sit +7
A crucial component of photonic quantum information processing platforms is the ability to modulate, route, convert, and switch quantum states of light noiselessly with low inserti…
Terahertz electro-optic modulation of single photons
Nicolas Couture, Frédéric Bouchard, Alicia Sit +4
The manipulation of visible and near-infrared light at the single-photon level plays a key role in quantum communication systems where information is encoded into photonic degrees…
Quantum enhanced beam tracking surpassing the Heisenberg uncertainty limit
Yingwen Zhang, Duncan England, Noah Lupu-Gladstein +5
Determining a beam's full trajectory requires tracking both its position and momentum (angular) information. However, the product of position and momentum uncertainty in a simultan…
Accurate Unsupervised Photon Counting from Transition Edge Sensor Signals
Nicolas Dalbec-Constant, Guillaume Thekkadath, Duncan England +3
We compare methods for signal classification applied to voltage traces from transition-edge sensors (TES) which are photon-number resolving detectors fundamental for accessing quan…
Diffraction of correlated biphotons through transparent samples
Nazanin Dehghan, Alessio D'Errico, Yingwen Zhang +2
Two-photon states generated through degenerate spontaneous parametric down-conversion (SPDC) can exhibit sharp correlations in the transverse spatial coordinates. This property lea…
Multiphoton interference in a single-spatial-mode quantum walk
Kate L. Fenwick, Jonathan Baker, Guillaume S. Thekkadath +6
Multiphoton interference is crucial to many photonic quantum technologies. In particular, interference forms the basis of optical quantum information processing platforms and can l…
Quantitative phase gradient microscopy with spatially entangled photons
Yingwen Zhang, Paul-Antoine Moreau, Duncan England +2
We present an entanglement-based quantitative phase gradient microscopy technique that employs principles from quantum ghost imaging and ghost diffraction. In this method, a transp…
Gain-induced group delay in spontaneous parametric down-conversion
Guillaume Thekkadath, Martin Houde, Duncan England +4
Strongly-driven nonlinear optical processes such as spontaneous parametric down-conversion and spontaneous four-wave mixing can produce multiphoton nonclassical beams of light whic…
Programmable Photonic Quantum Circuits with Ultrafast Time-bin Encoding
Frédéric Bouchard, Kate Fenwick, Kent Bonsma-Fisher +4
We propose a quantum information processing platform that utilizes the ultrafast time-bin encoding of photons. This approach offers a pathway to scalability by leveraging the inher…
Photonic quantum walk with ultrafast time-bin encoding
Kate L. Fenwick, Frédéric Bouchard, Duncan England +3
The quantum walk (QW) has proven to be a valuable testbed for fundamental inquiries in quantum technology applications such as quantum simulation and quantum search algorithms. Man…
3D-2D Neural Nets for Phase Retrieval in Noisy Interferometric Imaging
Andrew H. Proppe, Guillaume Thekkadath, Duncan England +4
In recent years, neural networks have been used to solve phase retrieval problems in imaging with superior accuracy and speed than traditional techniques, especially in the presenc…
Storage of telecom wavelength heralded single photons in a fiber cavity quantum memory
K. A. G. Bonsma-Fisher, R. Tannous, D. Poitras +5
We demonstrate the storage and retrieval of heralded single photons in a fiber-based cavity quantum memory. The photons are stored, and retrieved, from the memory using quantum fre…
Toward deterministic sources: Photon generation in a fiber-cavity quantum memory
Philip J. Bustard, Ramy Tannous, Kent Bonsma-Fisher +5
We demonstrate the generation of photons within a fiber-cavity quantum memory, followed by later on-demand readout. Signal photons are generated by spontaneous four-wave mixing in…