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Photon entanglement is an important state of light that is at the basis of many protocols in photonic quantum technologies, from quantum computing, to simulation and sensing. The capability to generate entangled photons in integrated…

Three-photon (3P) microscopy is getting traction due to its superior performance in deep tissues. Yet, aberrations and light scattering still pose one of the main limitations in the attainable depth ranges for high-resolution imaging. Here,…

Ordinary differential equation (ODE)-based diffusion models enable deterministic image synthesis, establishing a reversible mapping suitable for generative steganography. While prevailing methods strictly adhere to a standard normal prior,…

Cryptography and Security · Computer Science 2025-12-16 Yuhua Xu , Wei Sun , Chengpei Tang , Jiaxing Lu , Jingying Zhou , Chen Gu

We show how to control spatial quantum correlations in a multimode degenerate optical parametric oscillator type I below threshold by introducing a spatially inhomogeneous medium, such as a photonic crystal, in the plane perpendicular to…

Quantum Physics · Physics 2013-12-06 M. A. Garcia-March , M. M. De Castro , R. Zambrini

Remote sensing (RS) images are important to monitor and survey earth at varying spatial scales. Continuous observations from various RS sources complement single observations to improve applications. Fusion into single or multiple images…

Image and Video Processing · Electrical Eng. & Systems 2024-04-30 Hessah Albanwan

In order to implement fault-tolerant quantum computation, entanglement generation with low error probability and high success probability is required. We have proposed the use of squeezed coherent light as a probe to generate entanglement…

Quantum Physics · Physics 2016-03-23 Fumiaki Matsuoka , Akihisa Tomita , Atsushi Okamoto

For optical coherence tomography angiography (OCTA) images, a limited scanning rate leads to a trade-off between field-of-view (FOV) and imaging resolution. Although larger FOV images may reveal more parafoveal vascular lesions, their…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Weiwen Zhang , Dawei Yang , Haoxuan Che , An Ran Ran , Carol Y. Cheung , Hao Chen

The growth in space activity has increased the need for Space Domain Awareness (SDA) to ensure safe space operations. Imaging and detecting space targets is, however, challenging due to their dim appearance, small angular size/separation,…

Optics · Physics 2024-02-14 Hyunsoo Choi , Fanglin bao , Zubin Jacob

Spatially entangled photon pairs (biphotons) generated by spontaneous parametric down-conversion offer unique opportunities for quantum imaging, but image-plane biphoton correlations are difficult to observe with camera-based detectors.…

Quantum Physics · Physics 2026-01-01 David McFadden , Rainer Heintzmann

In this paper, we applies GA algorithm into Electrical Impedance Tomography (EIT) application. We first outline the EIT problem as an optimization problem and define a target optimization function. Then we show how the GA algorithm as an…

Image and Video Processing · Electrical Eng. & Systems 2019-01-16 Mingyong Zhou

Recently, plasmonic nanofluids (i.e., a suspension of plasmonic nanoparticles in a base fluid) have been widely employed in direct-absorption solar collectors because the localized surface plasmon supported by plasmonic nanoparticles can…

Optics · Physics 2020-08-06 Junyong Seo , Caiyan Qin , Jungchul Lee , Bong Jae Lee

SCGAN adds a similarity constraint between generated images and conditions as a regularization term on generative adversarial networks. Similarity constraint works as a tutor to instruct the generator network to comprehend the difference of…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Iman Yazdanpanah , Ali Eslamian

Quantum computing leverages the unique properties of qubits and quantum parallelism to solve problems intractable for classical systems, offering unparalleled computational potential. However, the optimization of quantum circuits remains…

Generating entanglement between distributed network nodes is a prerequisite for the quantum internet. Entanglement distribution protocols based on high-dimensional photonic qudits enable the simultaneous generation of multiple entangled…

Quantum Physics · Physics 2024-01-15 Xiaoyu Liu , Niv Bharos , Liubov Markovich , Johannes Borregaard

Coulomb interactions between confined carriers remove degeneracies in the excitation spectra of quantum dots. This provides a which path information in the cascade decay of biexcitons, thus spoiling the energy-polarization entanglement of…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 F. Troiani , C. Tejedor

We study the generalized Procrustes analysis (GPA), as a minimal formulation to the simultaneous localization and mapping (SLAM) problem. We propose KernelGPA, a novel global registration technique to solve SLAM in the deformable…

Robotics · Computer Science 2023-10-31 Fang Bai , Kanzhi Wu , Adrien Bartoli

Objective: Proton therapy is a precision-focused cancer treatment where accurate proton beam range monitoring is critical to ensure effective dose delivery. This can be achieved by prompt gamma detection with a Compton camera like the…

We propose the use of the parallel tabu search algorithm (PTS) to solve combinatorial inverse design problems in integrated photonics. To assess the potential of this algorithm, we consider the problem of beam shaping using a…

Optics · Physics 2013-06-19 Denis Gagnon , Joey Dumont , Louis J. Dubé

The cascade-emitted biphotons generated from the alkali metal atomic ensembles are an excellent entanglement resource which enables long-distance quantum communication. The communication of quantum information between distant locations can…

Quantum Physics · Physics 2022-06-15 Y. -E. Wong , T. H. Chang , H. H. Jen

Loss and noise quickly destroy quantum entanglement. Nevertheless, recent work has shown that a quadrature-entangled light source can reap a substantial performance advantage over all classical-state sources of the same average transmitter…

Quantum Physics · Physics 2015-05-20 Saikat Guha , Jeffrey H. Shapiro