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Localized control of large ion crystals in a Penning trap using a spatial light modulator

arXiv Quantum Physics
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⚡ Quantum Brief
A team led by Allison L. Carter and John J. Bollinger at NIST demonstrated localized coherent control of single-plane ion crystals containing over 100 ions in a Penning trap. Using an ultraviolet-compatible spatial light modulator, they imprinted programmable AC Stark shift patterns with varying azimuthal symmetries and gradients that co-rotate with the rapidly spinning ion crystals. Measured ion qubit populations matched calculations derived from independent AC Stark shift measurements, validating the method. The approach enables parallelizable, coherent individual ion addressing in Penning traps with potential for scaling via higher-format SLMs.
Why it matters

This breakthrough enables precise, scalable quantum control in large ion arrays, overcoming the longstanding challenge of local addressing in rotating Penning traps. It unlocks advanced quantum simulations and error correction but requires further SLM development for full parallelization.

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Localized control of large ion crystals in a Penning trap using a spatial light modulator

Quantum Physics arXiv:2607.06654 (quant-ph) [Submitted on 7 Jul 2026] Title:Localized control of large ion crystals in a Penning trap using a spatial light modulator Authors:Allison L. Carter, Jennifer F. Lilieholm, Bryce B. Bullock, Kurt Thompson, Diep Nguyen, John J. Bollinger View a PDF of the paper titled Localized control of large ion crystals in a Penning trap using a spatial light modulator, by Allison L. Carter and 5 other authors View PDF HTML (experimental) Abstract:Penning ion traps as quantum platforms have primarily utilized global control and symmetric Dicke states for quantum simulation and sensing experiments. The introduction of local control greatly increases the power of the platform as a quantum simulator but is technically challenging due to the rapid rotation of the ion crystals. Here we use an ultraviolet-compatible spatial light modulator (SLM) to imprint programmable AC Stark shift patterns with different azimuthal symmetries and gradients that co-rotate with the ion crystals, demonstrating localized coherent control of single plane crystals with greater than 100 ions. Comparisons of the measured ion qubit populations with calculations from independent measurements of the applied AC Stark shift patterns show good agreement, validating the technique and providing a path, with a higher format SLM, for parallelizable, coherent individual ion addressing in Penning traps. Comments: Subjects: Quantum Physics (quant-ph); Atomic Physics (physics.atom-ph) Cite as: arXiv:2607.06654 [quant-ph] (or arXiv:2607.06654v1 [quant-ph] for this version) https://doi.org/10.48550/arXiv.2607.06654 Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Allison Carter [view email] [v1] Tue, 7 Jul 2026 17:43:03 UTC (5,481 KB) Full-text links: Access Paper: View a PDF of the paper titled Localized control of large ion crystals in a Penning trap using a spatial light modulator, by Allison L. Carter and 5 other authorsView PDFHTML (experimental)TeX Source view license Current browse context: quant-ph new | recent | 2026-07 Change to browse by: physics physics.atom-ph References & Citations INSPIRE HEP NASA ADSGoogle Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer (What is the Explorer?) Connected Papers Toggle Connected Papers (What is Connected Papers?) Litmaps Toggle Litmaps (What is Litmaps?) scite.ai Toggle scite Smart Citations (What are Smart Citations?) Code, Data, Media Code, Data and Media Associated with this Article alphaXiv Toggle alphaXiv (What is alphaXiv?) Links to Code Toggle CatalyzeX Code Finder for Papers (What is CatalyzeX?) DagsHub Toggle DagsHub (What is DagsHub?) GotitPub Toggle Gotit.pub (What is GotitPub?) Huggingface Toggle Hugging Face (What is Huggingface?) ScienceCast Toggle ScienceCast (What is ScienceCast?) Demos Demos Replicate Toggle Replicate (What is Replicate?) Spaces Toggle Hugging Face Spaces (What is Spaces?) Spaces Toggle TXYZ.AI (What is TXYZ.AI?) Related Papers Recommenders and Search Tools Link to Influence Flower Influence Flower (What are Influence Flowers?) Core recommender toggle CORE Recommender (What is CORE?) Author Venue Institution Topic About arXivLabs arXivLabs: experimental projects with community collaborators arXivLabs is a framework that allows collaborators to develop and share new arXiv features directly on our website. Both individuals and organizations that work with arXivLabs have embraced and accepted our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners that adhere to them. Have an idea for a project that will add value for arXiv's community? Learn more about arXivLabs. Which authors of this paper are endorsers? | Disable MathJax (What is MathJax?)

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trapped-ion
quantum-hardware
quantum-simulation

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Source: arXiv Quantum Physics