Evidence map›Paper›PMID 34644121›Full record

ArticleScience advances2021

Maximizing efficiency of dipolar recoupling in solid-state NMR using optimal control sequences.

Zdeněk Tošner, Matthias J Brandl, Jan Blahut, Steffen J Glaser, Bernd Reif

Abstract read
In one paragraph

Article in Science advances, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed.

  1. Optimal control of spin systems.Science advances · 2026
    Review
  2. Breaking theACS measurement science au · 2026
    Article
  3. The Evolving Landscape of NMR Structural Elucidation.Molecules (Basel, Switzerland) · 2026
    Review
  4. Line-narrowing by polychromatic selective spin-locking in NMR.Magnetic resonance (Gottingen, Germany) · 2026
    Article
  5. Article
  6. OPTO: Automated Optimization for Solid-State NMR Spectroscopy.Journal of the American Chemical Society · 2025
    Article
  7. Review
  8. Atomic resolution structure of full-length human insulin fibrils.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  9. Structural Insights into Seeding Mechanisms of hIAPP Fibril Formation.Journal of the American Chemical Society · 2024
    Article
  10. Article
  11. Chemical reviews · 2022
    Review
  12. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Zdeněk TošnerDepartment of Chemistry, Faculty of Science, Charles University, Albertov 6, 12842 Prague, Czech Republic.ORCID 0000-0003-2741-9154
Matthias J BrandlBayerisches NMR Zentrum (BNMRZ) at Department Chemie, Technische Universität München (TUM), 85747 Garching, Germany.ORCID 0000-0002-1052-4233
Jan BlahutDepartment of Chemistry, Faculty of Science, Charles University, Albertov 6, 12842 Prague, Czech Republic.ORCID 0000-0001-7752-8370
Steffen J GlaserBayerisches NMR Zentrum (BNMRZ) at Department Chemie, Technische Universität München (TUM), 85747 Garching, Germany.
Bernd ReifBayerisches NMR Zentrum (BNMRZ) at Department Chemie, Technische Universität München (TUM), 85747 Garching, Germany.ORCID 0000-0001-7368-7198

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dipolar recoupling is a central concept in the nuclear magnetic resonance spectroscopy of powdered solids and is used to establish correlations between different nuclei by magnetization transfer. The efficiency of conventional cross-polarization methods is low because of the inherent radio frequency (rf) field inhomogeneity present in the magic angle spinning (MAS) experiments and the large chemical shift anisotropies at high magnetic fields. Very high transfer efficiencies can be obtained using optimal control–derived experiments. These sequences had to be optimized individually for a particular MAS frequency. We show that by adjusting the length and the rf field amplitude of the shaped pulse synchronously with sample rotation, optimal control sequences can be successfully applied over a range of MAS frequencies without the need of reoptimization. This feature greatly enhances their applicability on spectrometers operating at differing external fields where the MAS frequency needs to be adjusted to avoid detrimental resonance effects.

Identifiers

PMID34644121
PMCPMC8514097

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.