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QUBITWIRE 100 · 2026 SELECTION

Barbara M. Terhal

Group leader

QuTech, Delft University of Technology

QuTech
Netherlands · work baseIdentification checked 2026-09-19
QUBITWIRE 1002026 selectionPermanent record

Recognized for

Rigorous research on quantum error correction and the limits of quantum memories, connecting mathematical conditions for preserving information with the physical architectures and noise processes that shape reliable quantum computation.

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QubitWire 100, 2026 selection card for Barbara M. Terhal. For rigorous research on quantum error correction and the limits of quantum memories, connecting mathematical conditions for preserving information with the physical architectures and noise processes that shape reliable quantum computation.

Barbara M. Terhal
Selected for the QubitWire 100, 2026.
For rigorous research on quantum error correction and the limits of quantum memories, connecting mathematical conditions for preserving information with the physical architectures and noise processes that shape reliable quantum computation.
https://qubitwire.com/people/2026#barbara-terhal

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WHY INCLUDED

Studies how quantum information can survive noise, combining rigorous limits on quantum memories with error-correction theory and research connected to physical qubit architectures.

arXiv / New Journal of PhysicsarXiv / Reviews of Modern Physics

Terhal’s work asks which kinds of protection quantum information can actually obtain from a physical system. A rigorous limitation on passive stabilizer-code memories clarifies what some architectures cannot provide automatically. Her broader work on quantum error correction explains the active codes, thresholds and decoding strategies used to pursue reliable storage and computation. This combination of constructive theory and carefully stated limits makes her research valuable for judging hardware proposals without confusing a promising design with proven resilience.

QuTecharXiv / New Journal of PhysicsarXiv / Reviews of Modern Physics

The work behind the recognition

Work, in context
  1. 2009

    Limits on passive stabilizer-code memories

    With Sergey Bravyi, Terhal proved a no-go theorem for self-correcting quantum memories based on geometrically local stabilizer codes in one and two dimensions. The theorem constrains a specified class of models, rather than every conceivable quantum memory.

    Co-author of the theorem with Sergey Bravyi.

    Source-supported recordarXiv / New Journal of Physics
  2. 2015

    A framework for quantum memories

    Terhal’s review brought together stabilizer and subsystem codes, fault-tolerance thresholds, decoding and passive-memory approaches. It connected the mathematical structure of error correction with the requirements of storing quantum information in physical systems.

    Sole author of the cited quantum-memory review.

    Source-supported recordarXiv / Reviews of Modern Physics

Keep in perspective

The no-go theorem is presented with its stabilizer-code and dimensional assumptions; it is not a universal impossibility claim.

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Barbara M. Terhal
Contributed to
Supported by

Limits on passive stabilizer-code memories

Credit & limits: Co-author of the theorem with Sergey Bravyi.

Read the full contribution
Contributions and their source records
ContributionEvidence & what it supportsCredit & limits
Limits on passive stabilizer-code memories2009
Primary paperA no-go theorem for a two-dimensional self-correcting quantum memory based on stabilizer codes

Co-authorship, geometrically local stabilizer-code assumptions and low-dimensional memory limitation; journal publication 2009.

Published 2008 · Checked 19 Sept 2026
Co-author of the theorem with Sergey Bravyi.
A framework for quantum memories2015
Primary paperQuantum Error Correction for Quantum Memories

Authorship and review of codes, thresholds, decoding and quantum memories; journal publication 2015.

Published 2013 · Checked 19 Sept 2026
Sole author of the cited quantum-memory review.

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3 sources

Primary papers, institutional records and attributed announcements. Each source supports the claims linked above.

QubitWire editorial · Content edition 2026-09-19.1Independent coverage. Inclusion does not imply endorsement.