Tailoring nonlinear processes for quantum optics with pulsed temporal-mode encodings

V Ansari, JM Donohue, B Brecht, C Silberhorn - Optica, 2018 - opg.optica.org
The time-frequency degree of freedom is a powerful resource for implementing high-
dimensional quantum information processing. In particular, field-orthogonal pulsed temporal …

Pearson correlation coefficient as a measure for certifying and quantifying high-dimensional entanglement

C Jebarathinam, D Home, U Sinha - Physical Review A, 2020 - APS
A scheme for characterizing entanglement using the statistical measure of correlation given
by the Pearson correlation coefficient (PCC) was recently suggested that has remained …

Direct determination of arbitrary dimensional entanglement monotones using statistical correlators and minimal complementary measurements

D Ghosh, T Jennewein, U Sinha - Quantum Science and …, 2022 - iopscience.iop.org
Higher dimensional quantum systems (qudits) present a potentially more efficient means,
compared to qubits, for implementing various information theoretic tasks. One of the …

Design and experimental performance of local entanglement witness operators

D Amaro, M Müller - Physical Review A, 2020 - APS
Entanglement is a central concept in quantum information and a key resource for many
quantum protocols. In this work we propose and analyze a class of entanglement witnesses …

[HTML][HTML] Entanglement criterion and strengthened Bell inequalities based on the Pearson correlation

S Tserkis, SM Assad, A Conti, MZ Win - Physics Letters A, 2024 - Elsevier
Entanglement is a property associated with quantum correlations and represents a key
resource in several applications of quantum technology. Therefore, the ability to characterize …

Multipartite correlations in mutually unbiased bases

D Sauerwein, C Macchiavello, L Maccone, B Kraus - Physical Review A, 2017 - APS
We introduce measures of multipartite quantum correlations based on classical correlations
in mutually unbiased bases. These classical correlations are measured in terms of the …

Generation of two different polarization-entangled biphoton states in a potassium titanyl phosphate waveguide device with multiple periodic poling

VK Shukla, J Ghosh - Physical Review A, 2020 - APS
In this paper, we propose a single integrated waveguide device to generate two different
polarization-entangled Bell states involving nondegenerate photon pairs (with the signal …

Relating an entanglement measure with statistical correlators for two-qudit mixed states using only a pair of complementary observables

S Sadana, S Kanjilal, D Home, U Sinha - Quantum Information Processing, 2024 - Springer
We focus on characterising entanglement of high-dimensional bipartite states using various
statistical correlators for two-qudit mixed states. The salient results obtained are as …

Certifying entanglement dimensionality by reduction moments

C Yi, X Li, H Zhu - arxiv preprint arxiv:2501.15360, 2025 - arxiv.org
In this paper, we combine the k-reduction map, the moment method, and the classical
shadow method into a practical protocol for certifying the entanglement dimensionality. Our …

Entanglement meter: estimation of entanglement with single copy in interferometer

S Kanjilal, V Pandey, AK Pati - New Journal of Physics, 2023 - iopscience.iop.org
Efficient certification and quantification of high dimensional entanglement of composite
systems are challenging both theoretically as well as experimentally. Here, we demonstrate …