Low-loss silicon nitride photonic ICs for near-infrared wavelength bandwidth

KA Buzaverov, AS Baburin, EV Sergeev, SS Avdeev… - Optics …, 2023 - opg.optica.org
Low-loss photonic integrated circuits (PICs) are the key elements in future quantum
technologies, nonlinear photonics and neural networks. The low-loss photonic circuits …

High-fidelity and polarization-insensitive universal photonic processors fabricated by femtosecond laser writing

C Pentangelo, N Di Giano, S Piacentini, R Arpe… - …, 2024 - degruyter.com
Universal photonic processors (UPPs) are fully programmable photonic integrated circuits
that are key components in quantum photonics. With this work, we present a novel platform …

Toward higher integration density in femtosecond-laser-written programmable photonic circuits

R Albiero, C Pentangelo, M Gardina, S Atzeni… - Micromachines, 2022 - mdpi.com
Programmability in femtosecond-laser-written integrated circuits is commonly achieved with
the implementation of thermal phase shifters. Recent work has shown how such phase …

High-fidelity four-photon GHZ states on chip

M Pont, G Corrielli, A Fyrillas, I Agresti… - npj Quantum …, 2024 - nature.com
Mutually entangled multi-photon states are at the heart of all-optical quantum technologies.
While impressive progresses have been reported in the generation of such quantum light …

Inverse design of unitary transmission matrices in silicon photonic coupled waveguide arrays using a neural adjoint model

TW Radford, PR Wiecha, A Politi, I Zeimpekis… - arXiv preprint arXiv …, 2024 - arxiv.org
The development of low-loss reconfigurable integrated optical devices enables further
research into technologies including photonic signal processing, analogue quantum …

Deep learning as a tool for quantum error reduction in quantum image processing

K Werner, K Wereszczyński, R Potempa… - arXiv preprint arXiv …, 2023 - arxiv.org
Despite the limited availability and quantum volume of quantum computers, quantum image
representation is a widely researched area. Currently developed methods use quantum …

Programmable heralded linear optical generation of two-qubit states

SA Fldzhyan, MY Saygin, SP Kulik - Physical Review Applied, 2023 - APS
We investigated the heralded generation of two-qubit dual-rail-encoded states by
programmable linear optics. Two types of scheme generating the states from four single …

Low-loss silicon nitride photonic ICs for single-photon applications

KA Buzaverov, AS Baburin, EV Sergeev… - arXiv preprint arXiv …, 2022 - arxiv.org
Low-loss photonic integrated circuits (PICs) are the key elements in future quantum
technologies, nonlinear photonics and neural networks. The low-loss photonic circuits …

Data loss in quantum image representation methods

K Werner, M Kordasz, A Michalczuk, K Cyran - Procedia Computer Science, 2023 - Elsevier
Abstract Quantum Image Representation is a well-studied area in quantum informatics. The
first proposed algorithm was the qubit lattice method introduced in 2003. This method was …