Papers
Live trends in quantum computing research, updated daily from arXiv.
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Qubit Platforms
Hardware platform mentions in abstracts — Photonic leads
High-throughput bidirectional electro-optic transduction assessed with a practical quantum capacity
M. D. Urmey, S. Dickson, K. Adachi +7 more·Jul 14, 2025
A microwave-optical transducer of sufficiently low noise and high signal transfer rate would allow entanglement to be distributed between superconducting quantum processors reliably within the lifetimes of their quantum memories. To clarify the multi...
Continuous variable quantum communication with 40 pairs of entangled sideband modes
Xuan Liu, Shaoping Shi, Yimiao Wu +5 more·Jul 14, 2025
Constructing large-scale quantum resources is an important foundation for further improving the efficiency and scalability of quantum communication. Here, we present an efficient extraction and stable control scheme of 40 pairs of entangled sideband ...
Manarat: A scalable QICK-based control system for superconducting quantum processors supporting synchronized control of 10 flux-tunable qubits.
Agustin Silva, Alvaro Orgaz Fuertes·Jul 14, 2025
A scalable control architecture for superconducting quantum processors is essential as the number of qubits increases and coherent multi-qubit operations span beyond the capacity of a single control module. The Quantum Instrumentation Control Kit (QI...
Functional Neural Wavefunction Optimization
Victor Armegioiu, Juan Carrasquilla, Siddhartha Mishra +4 more·Jul 14, 2025
We propose a framework for the design and analysis of optimization algorithms in variational quantum Monte Carlo, drawing on geometric insights into the corresponding function space. The framework translates infinite-dimensional optimization dynamics...
Compilation of Qcrank Encoding Algorithm for a Dynamically Programmable Qubit Array Processor
Jan Balewski, Wan-Hsuan Lin, Anupam Mitra +5 more·Jul 14, 2025
Algorithm and hardware-aware compilation co-design is essential for the efficient deployment of near-term quantum programs. We present a compilation case-study implementing QCrank - an efficient encoding protocol for storing sequenced real-valued cla...
Quantum Solution Framework for Finite-Horizon LQG Control via Block Encodings and QSVT
N. Dehaghani, Rafał Wiśniewski, A. Aguiar·Jul 14, 2025
We present a quantum algorithm for solving the finite-horizon discrete-time Linear Quadratic Gaussian (LQG) control problem, which integrates optimal control and state estimation in the presence of stochastic disturbances and noise. Classical approac...
Quantum Coulomb Blockade in Orbital Resolved Phosphorus Triple-Donor Molecule
Soumya Chakraborty, Pooja Sudha, Hemant Arora +2 more·Jul 13, 2025
Multi-donor architecture in silicon offers a promising direction towards scalable solid-state qubits and quantum technologies operating at practical conditions. However, the overlap of multiple donor wave-functions develops a complex internal electro...
Gradient-free pulse optimization for adiabatic control in open few-body quantum systems
Daniel Turyansky, Yehonatan Zolti, Yuval Cohen +1 more·Jul 13, 2025
We present a robust pulse optimization method for adiabatic population transfer and adiabatic quantum computation. The approach relies on identifying control pulses that keep the evolving quantum system close to its instantaneous ground state. By com...
Hybrid Quantum-Classical Generative Adversarial Networks with Transfer Learning
Asma Al-Othni, Saif Al-Kuwari, Mohammad Mahdi Nasiri Fatmehsari +2 more·Jul 13, 2025
Generative Adversarial Networks (GANs) have demonstrated immense potential in synthesizing diverse and high-fidelity images. However, critical questions remain unanswered regarding how quantum principles might best enhance their representational and ...
Small Quantum Low Density Parity Check Codes for Near-Term Experiments
Christian Kraglund Andersen, Eliška Greplová·Jul 13, 2025
It is widely accepted that quantum error correction is essential for realizing large-scale fault-tolerant quantum computing. Recent experiments have demonstrated error correction codes operating below threshold, primarily using local planar codes suc...
Exploiting emergent symmetries in disorder-averaged quantum dynamics
Mirco Erpelding, Adrian Braemer, Martin Gärttner·Jul 13, 2025
Symmetries are a key tool in understanding quantum systems, and, among many other things, can be exploited to increase the efficiency of numerical simulations of quantum dynamics. Disordered systems usually feature reduced symmetries and additionally...
Simulating plasma wave propagation on a superconducting quantum chip
Bhuvanesh Sundar, Bram Evert, Vasily Geyko +3 more·Jul 13, 2025
Quantum computers may one day enable the efficient simulation of strongly coupled plasmas that lie beyond the reach of classical computation in regimes where quantum effects are important and the scale separation is large. In this article, we take a ...
From research to resources: assessing student understanding and skills in quantum computing
B. Thacker, Jianlan Wang, Yuanlin Zhang +3 more·Jul 13, 2025
The revolutionary new field of quantum computing (QC) continues to gain attention in industry, academia, and government in both research and education. At educational institutions, there is a proliferation of introductory courses at various academic ...
Using a Kerr interaction for GKP magic state preparation
J'er'emie Boudreault, Ross Shillito, Jean‐Baptiste Bertrand +1 more·Jul 13, 2025
Magic state distillation and injection is a promising strategy towards universal fault tolerant quantum computation, especially in architectures based on the bosonic Gottesman-Kitaev-Preskill (GKP) codes where non-Clifford gates remain challenging to...
Intrinsic Multi-Mode Interference for Passive Suppression of Purcell Decay in Superconducting Circuits
Mustafa Bakr, Mohammed Alghadeer, Simon Pettersson Fors +6 more·Jul 13, 2025
Decoherence due to radiative decay remains an important consideration in scaling superconducting quantum processors. We introduce a passive, interference-based methodology for suppressing radiative decay using only the intrinsic multi-mode structured...
Decomposition of multi-qutrit gates generated by Weyl-Heisenberg strings
Daniele Trisciani, Marco Cattaneo, Zolt'an Zimbor'as·Jul 13, 2025
Decomposing unitary operations into native gates is an essential step for implementing quantum algorithms. For qubit-based devices, where native gates are typically single- and two-qubit operations, a range of decomposition techniques have been devel...
Quantum Convolution for Structure-Based Virtual Screening
Pei-Kun Yang·Jul 13, 2025
Structure-based virtual screening (SBVS) is a key computational strategy for identifying potential drug candidates by estimating the binding free energies (delta G_bind) of protein-ligand complexes. The immense size of chemical libraries, combined wi...
Order-preserving condition for coherence measures of projective measurements with One Example
Hai Wang·Jul 12, 2025
Superposition is an essential feature of quantum mechanics. From the Schrodinger's cat to quantum algorithms such as Deutsch-Jorsza algorithm, quantum superposition plays an important role. It is one fundamental and crucial question how to quantify s...
Surprisingly High Redundancy in Electronic Structure Data Across Materials Explained by Low Intrinsic Dimensionality
Sazzad Hossain, Ponkrshnan Thiagarajan, Shashank Pathrudkar +4 more·Jul 11, 2025
Machine learning (ML) models for electronic structure typically rely on large datasets generated by computationally expensive Kohn-Sham density functional theory calculations, as it is not known a priori which portions of the data are essential for a...
Universal bound on microwave dissipation in superconducting circuits
Thibault Charpentier, Anton Khvalyuk, Lev Ioffe +3 more·Jul 11, 2025
Improving the coherence of superconducting qubits is essential for advancing quantum technologies. While superconductors are theoretically perfect conductors, they consistently exhibit residual energy dissipation when driven by microwave currents, li...