Entanglement in indistinguishable particle systems

F Benatti, R Floreanini, F Franchini, U Marzolino - Physics Reports, 2020 - Elsevier
For systems consisting of distinguishable particles, there exists an agreed upon notion of
entanglement which is fundamentally based on the possibility of addressing individually …

Exponentially enhanced scheme for the heralded qudit greenberger-horne-zeilinger state in linear optics

S Chin, J Ryu, YS Kim - Physical Review Letters, 2024 - APS
High-dimensional multipartite entanglement plays a crucial role in quantum information
science. However, existing schemes for generating such entanglement become complex …

From graphs to circuits: Optical heralded generation of -partite GHZ and W states

S Chin, M Karczewski, YS Kim - arxiv preprint arxiv:2310.10291, 2023 - arxiv.org
Heralded entanglement generated among identical particles is a useful resource for
quantum computations, as heralded schemes distinguish experimental runs producing …

From linear quantum system graphs to qubit graphs: Heralded generation of graph states

S Chin - arxiv preprint arxiv:2306.15148, 2023 - arxiv.org
A graph picture of linear quantum systems (LQSs) is introduced in Quantum, 5: 611 (2021)
and arxiv: 2211.04042 (2022) to provide systematic methods for generating multipartite …

Shortcut to multipartite entanglement generation: A graph approach to boson subtractions

S Chin, YS Kim, M Karczewski - npj Quantum Information, 2024 - nature.com
We propose a graph method for systematically searching for schemes that can generate
multipartite entanglement in linear bosonic systems with heralding. While heralded …

Heralded Optical Entanglement Generation via the Graph Picture of Linear Quantum Networks

S Chin, M Karczewski, YS Kim - Quantum, 2024 - quantum-journal.org
Non-destructive heralded entanglement with photons is a valuable resource for quantum
information processing. However, they generally entail ancillary particles and modes that …

Creating highly symmetric qudit heralded entanglement through highly symmetric graphs

S Chin - arxiv preprint arxiv:2404.05273, 2024 - arxiv.org
Recent attention has turned to exploring quantum information within larger Hilbert spaces by
utilizing qudits, which offer increased information capacity and potential for robust quantum …

Sculpting bosonic states with arithmetic subtractions

LH Zaw, Z Lasmar, CH Nguyen, KW Tseng… - New Journal of …, 2022 - iopscience.iop.org
Continuous-variable (CV) encoding allows information to be processed compactly and
efficiently on quantum processors. Recently developed techniques such as controlled beam …

Connecting classical finite exchangeability to quantum theory

A Benavoli, A Facchini, M Zaffalon - arxiv preprint arxiv:2306.03869, 2023 - arxiv.org
Exchangeability is a fundamental concept in probability theory and statistics. It allows to
model situations where the order of observations does not matter. The classical de Finetti's …

Accessing inaccessible information via quantum indistinguishability

S Horvat, B Dakić - New Journal of Physics, 2023 - iopscience.iop.org
In this paper we present and analyze an information-theoretic task that consists in learning a
bit of information by spatially moving the'target'particle that encodes it. We show that, on one …