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arXiv:2603.24017v1 Announce Type: new Abstract: We suggest a tight inequality for norms in $d$-dimensional space $l_p $ which has simple formulation but appears hard to prove. We give a proof for $d=3…
arXiv:2603.23999v1 Announce Type: new Abstract: Nonadiabatic holonomic quantum computation (NHQC) offers intrinsic resilience to certain control imperfections. However, conventional nonadiabatic holon…
arXiv:2603.23936v1 Announce Type: new Abstract: Quantum computers, currently in the noisy intermediate-scale quantum (NISQ) era, have started to provide scientists with a novel tool to explore quantum…
arXiv:2603.23892v1 Announce Type: new Abstract: Graph states are a key resource for measurement-based quantum computation and quantum networking, but state-preparation costs limit their practical use.…
arXiv:2603.23813v1 Announce Type: new Abstract: The mathematical rules used to handle systems of identical quantum particles bring into question whether the elementary constituents of matter, such as …
arXiv:2603.23804v1 Announce Type: new Abstract: Dephasing noise is a ubiquitous source of decoherence in current atomic sensors. We address the problem of entanglement-assisted frequency estimation su…
arXiv:2603.23798v1 Announce Type: new Abstract: We introduce the architecture and timing algorithm to realize a time-bin-encoded quantum photonic neural network (QPNN): a reconfigurable nonlinear phot…
arXiv:2603.23774v1 Announce Type: new Abstract: A quantum particle on a circle in a quadratic potential exhibits a spectrum that is not harmonic, despite having all algebraic properties of the quantum…
arXiv:2603.23718v1 Announce Type: new Abstract: Recent comparisons of quantum repeater protocols have highlighted the strong near-term potential of multiplexed two-way architectures for long-distance …
arXiv:2603.23656v1 Announce Type: new Abstract: We establish an exact information-geometric inequality that remains valid regardless of the underlying dynamics, encompassing both Markovian and non-Mar…
arXiv:2603.23641v1 Announce Type: new Abstract: We present a comprehensive and self-contained framework for the efficient classical simulation of Clifford circuits acting on $d$-dimensional qudits, in…
arXiv:2603.23636v1 Announce Type: new Abstract: Fluxonium superconducting qubits have demonstrated long coherence times and high single- and two-qubit gate fidelities, making them a favorable building…
arXiv:2603.23628v1 Announce Type: new Abstract: State cloning and state transposition are fundamental transformations which, despite being desirable, cannot be perfectly implemented in quantum theory.…
arXiv:2603.23604v1 Announce Type: new Abstract: A key aspect in quantum information is to understand the advantage offered by quantum systems over classical ones in communication tasks. In recent year…
arXiv:2603.23603v1 Announce Type: new Abstract: Solid-state spin defects are promising qubits for quantum network nodes. A key challenge towards larger networks is creating defects with high yield int…
arXiv:2603.23602v1 Announce Type: new Abstract: Although quantum annealing is usually considered as a method for locating the ground states of difficult spin-glass and optimization problems, its use i…
arXiv:2603.23601v1 Announce Type: new Abstract: Given the recent interest in perspectival quantum reference frames (QRFs), we ask how quantum properties in the perspectival picture relate to their glo…
arXiv:2603.23598v1 Announce Type: new Abstract: Quantum reference frames provide a relational description of multipartite quantum systems in which physical states and observables are defined relative …
arXiv:2603.23595v1 Announce Type: new Abstract: Agreement theorems are no-go results about rational disagreement: if two agents start from a common prior and their posterior beliefs are common knowled…
XJTLU team breaks its own world record in post-quantum security analysis 西交利物浦大学
By Matt Cigmalia Spending time in Washington this week, I was struck by how much the conversation around quantum has matured. There is growing alignment across government and industry that the technol…
Qiskit Functions updates accelerate research for the year of quantum advantage IBM
Insider Brief Google is accelerating its timeline to prepare for the risks posed by quantum computing, setting a target of 2029 for transitioning to post-quantum cryptography across its systems and ur…
Insider Brief PRESS RELEASE — Atom Computing today announced the signing of a Memorandum of Understanding (MOU) with Cisco to explore how neutral-atom quantum computers can be linked together through …