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🔍 michael codish 📂 Physics 📄 Preprint
Showing 4095 results for "michael codish" in Physics · Preprint
Physics Preprint PDF DOI

High-Girth Regular Quantum LDPC Codes from Square-Base Hypergraph Products via CPM Lifts

Koki Okada, Kenta Kasai · 2026

We study square-base Calderbank--Shor--Steane (CSS) hypergraph-product codes as a finite-length class for regular high-girth quantum low-density parity-check (LDPC) design. For base matrices of small …

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Physics Preprint PDF DOI

High-key-rate Fully-Passive Quantum Access Network with Thermal Source

H.W. Yin, B.D. Zhu, H. Peng, T. Wang, X.Q. Jiang, Y.K. Xu, G.H. Zeng · 2026

To accommodate classical communication systems with progressively increasing transmission rates, quantum access networks (QAN) have undergone systematic and protocol-level optimizations in recent year…

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Physics Preprint PDF DOI

Quantum Anonymous Secret Sharing with Permutation Invariant Codes

Varin Sikand, Andrew Nemec · 2026

Quantum secret sharing schemes are a family of quantum cryptographic protocols which provide secure quantum encodings, mapping one secret to multiple shares of information such that the original secre…

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Physics Preprint PDF DOI

Resolving spurious topological entanglement entropy in stabilizer codes

Peilun Han, Zijian Liang, Yifei Wang, Bowen Yang, Yingfei Gu, Yu-An Chen · 2026

Topological entanglement entropy (TEE) is a key diagnostic of long-range entanglement in two-dimensional gapped phases of matter, but it can suffer from spurious contributions that overestimate the to…

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Physics Preprint PDF DOI

The mixed-dimensional quantum MacWilliams identity: bounds for codes and absolutely maximally entangled states in heterogeneous systems

David Gonzalez-Lociga, Simeon Ball · 2026

As emerging quantum architectures evolve into heterogeneous networks combining different physical substrates, such as qubits for logic and higher-dimensional qudits for robust communication, the tradi…

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Physics Preprint PDF DOI

Optimizing ground state preparation protocols with autoresearch

Luis Mantilla Calderon, Jerome F. Gonthier, Ignacio Gustin, Varinia Bernales, Alan Aspuru-Guzik · 2026

Artificial intelligent language-model based coding agents have significantly changed the way we interact with computers in our day-to-day, as it is common to use them to create, improve, and run progr…

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Physics Preprint PDF DOI

A graph-aware bounded distance decoder for all stabilizer codes

Harikrishnan K J, Amit Kumar Pal · 2026

We formulate a bounded distance decoding strategy applicable to all stabilizer codes including both CSS and non-CSS code-families. The framework emerges out of the local Clifford equivalence between a…

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Physics Preprint PDF DOI

Networked Realization of Quantum LDPC Codes

Swayangprabha Shaw, Narayanan Rengaswamy · 2026

Quantum low-density parity-check (QLDPC) codes with good parameters are promising candidates for low-overhead fault-tolerant quantum computing, but their non-local stabilizers require long-range conne…

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Physics Preprint PDF DOI

The Classification of Pauli Stabilizer Codes: A Lattice and Continuum Treatise

Bowen Yang, Matthew Yu · 2026

We classify mobile Pauli stabilizer codes up to gapped interfaces and coarse-graining using the framework of algebraic $\mathrm{L}$-theory. We compare this classification with that of framed TQFTs, th…

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Physics Preprint PDF DOI

CAbLECAR: efficiently scheduling QLDPC codes on a tileable spin qubit chip with shuttling

Jason D. Chadwick, Frederic T. Chong · 2026

Semiconductor spin qubits are a promising platform for large-scale quantum computing, but have yet to take full advantage of the broad class of quantum low-density parity check (QLDPC) codes, which pr…

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Physics Preprint PDF DOI

An axion framework for Particle-in-Cell codes with Monte-Carlo sampling: emission, absorption, and detailed balance in plasmas

Miles Radford, Ahmed Alsulami, Bertrand Martinez, Pablo Bilbao, Thomas Grismayer, Luis O. Silva, Robert Bingham, Gianluca Gregori · 2026

We present an extension of the OSIRIS particle-in-cell (PIC) code that introduces an axion macroparticle species and three axion-production channels commonly used in thermal-plasma axion phenomenology…

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Physics Preprint PDF DOI

Dr.Sai: An agentic AI for real-world physics analysis at BESIII

Mingfeng He, Fayu Jiang, Junkun Jiao, Mingrun Li, Ke Li, Yipu Liao, Beijiang Liu, Tong Liu, Fazhi Qi, Zijie Shang, Weimin Song, Yue Sun, Xiongfei Wang, Hong Wang, Dongbo Xiong, Changzheng Yuan, Bolun Zhang, Zhengde Zhang, Xuliang Zhu · 2026

High Energy Physics (HEP) experiments like BESIII produce petabyte-scale data. Extracting physics results requires complex workflows (simulation, reconstruction, statistical analysis, etc.) that tradi…

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Physics Preprint PDF DOI

Variance Geometry of Exact Pauli-Detecting Codes: Continuous Landscapes Beyond Stabilizers

Arunaday Gupta, Baisong Sun, Xi He, Bei Zeng · 2026

Exact quantum codes detecting a prescribed set of Pauli errors are approached through algebraic constructions--stabilizer, codeword-stabilized, permutation-invariant, topological, and related families…

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Physics Preprint PDF DOI

Towards hybrid kinetic/drift-kinetic simulations in 6d Vlasov codes

M. Pelkner, K. Hallatschek, M. Raeth · 2026

Simulating fully kinetic, two-species plasmas is computationally challenging due to the stiff multiscale dynamics of electrons and ions. While enforcing a quasi-neutral time evolution mitigates this s…

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Physics Preprint PDF DOI

Random Access Codes: Explicit Constructions, Optimality, and Classical-Quantum Gaps

Ruho Kondo, Yuki Sato, Hiroshi Yano, Yota Maeda, Kosuke Ito, Naoki Yamamoto · 2026

A random access code (RAC) encodes an $L$-bit string into a $k$-bit $(L>k)$ message from which any designated source bit can be recovered with high probability. Its quantum counterpart, a quantum rand…

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Physics Preprint PDF DOI

High-Girth Regular Quantum LDPC Codes from Affine-Coset Structures

Koki Okada, Kenta Kasai · 2026

We construct a quantum low-density parity-check code family from a length-$512$ Calderbank--Shor--Steane base matrix pair. The base pair is permutation-equivalent to the known SPC(3) product CSS code,…

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Physics Preprint PDF DOI

Efficient Routing of Quantum LDPC Codes on Programmable 2D Toric Architectures

Kun Liu, Takahiro Tsunoda, Sophia H. Xue, Evan McKinney, Zeyuan Zhou, Shifan Xu, Robert J. Schoelkopf, Yongshan Ding · 2026

Quantum low-density parity-check codes are promising candidates towards scalable fault-tolerant quantum computation. Among these, bivariate bicycle (BB) codes offer superior encoding rates and large c…

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Physics Preprint PDF DOI

The Rise of Quantum Computing -- Take a BITE for Built Environment and Urban Microclimate Research

Liangzhu Leon Wang, Huiheng Liu, Honghao Fu, Zhipeng Deng, Bing Dong, Naiping Gao · 2026

Quantum computing is a new approach to computation that utilizes superposition, entanglement, interference, and tunneling to solve problems too complex for classical computers. This paper discusses th…

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Physics Preprint PDF DOI

Fault-Tolerant Cut-Cat State Syndrome Extraction for Quantum Codes

Diego Forlivesi, Lorenzo Valentini, Marco Chiani · 2026

Reliable quantum computation requires fault-tolerant protocols to prevent errors from propagating during syndrome extraction in quantum error correction. We present a novel fault-tolerant syndrome ext…

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Physics Preprint PDF DOI

MacWilliams Identities for Intrinsic Quantum Codes

Eric Kubischta, Ian Teixeira · 2026

We develop an intrinsic enumerator framework for quantum error correction in unitary representations of symmetry groups. An intrinsic quantum code is a subspace of a representation $V$ of a group $G$,…

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