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19962025
most citedJamming during the discharge of granular matter from a silo

314 citations

Showing quant-phShow all

9 papers · 1 filter

quant-ph2025

Classical Neural Networks on Quantum Devices via Tensor Network Disentanglers: A Case Study in Image Classification

Borja Aizpurua, Sukhbinder Singh, Román Orús

We address the problem of implementing bottleneck layers from classical pre-trained neural networks on a quantum computer, with the goal of exploring intrinsically quantum ansatz f…

quant-ph2023★ 3 cited

Hacking Cryptographic Protocols with Advanced Variational Quantum Attacks

Borja Aizpurua, Pablo Bermejo, Josu Etxezarreta Martinez +1

Here we introduce an improved approach to Variational Quantum Attack Algorithms (VQAA) on crytographic protocols. Our methods provide robust quantum attacks to well-known cryptogra…

quant-ph2023★ 54 cited

Decoding algorithms for surface codes

Antonio deMarti iOlius, Patricio Fuentes, Román Orús +2

Quantum technologies have the potential to solve certain computationally hard problems with polynomial or super-polynomial speedups when compared to classical methods. Unfortunatel…

quant-ph2023★ 2 cited

The superadditivity effects of quantum capacity decrease with the dimension for qudit depolarizing channels

Josu Etxezarreta Martinez, Antonio deMarti iOlius, Pedro M. Crespo

Quantum channel capacity is a fundamental quantity in order to understand how good can quantum information be transmitted or corrected when subjected to noise. However, it is gener…

quant-ph2022★ 18 cited

Performance enhancement of surface codes via recursive MWPM decoding

Antonio deMarti iOlius, Josu Etxezarreta Martinez, Patricio Fuentes +1

The minimum weight perfect matching (MWPM) decoder is the standard decoding strategy for quantum surface codes. However, it suffers a harsh decrease in performance when subjected t…

quant-ph2022★ 15 cited

Multi-qubit time-varying quantum channels for NISQ-era superconducting quantum processors

Josu Etxezarreta Martinez, Patricio Fuentes, Antonio deMarti iOlius +3

Recent experimental studies have shown that the relaxation time () and the dephasing time () of superconducting qubits fluctuate considerably over time. To appropriately…

quant-ph2022★ 24 cited

Performance of surface codes in realistic quantum hardware

Antonio deMarti iOlius, Josu Etxezarreta Martinez, Patricio Fuentes +2

Surface codes are generally studied based on the assumption that each of the qubits that make up the surface code lattice suffers noise that is independent and identically distribu…

quant-ph2021

Engineering Casimir interactions with epsilon-near-zero materials

Miguel Camacho, Tao Gong, Benjamin Spreng +3

In this paper we theoretically demonstrate the tunability of the Casimir force both in sign and magnitude between parallel plates coated with dispersive materials. We show that thi…

quant-ph2021★ 11 cited

Quantum outage probability for time-varying quantum channels

Josu Etxezarreta Martinez, Patricio Fuentes, Pedro Crespo +1

Recent experimental studies have shown that the relaxation time, , and the dephasing time, , of superconducting qubits fluctuate considerably over time. Time-varying quan…