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Showing 1–4 of 4 results
Advanced filters: Author: Kevin J. Hemker Clear advanced filters

  • Grain boundaries affect the physical properties of metals but their influence on covalent solids is less well established. Here, the authors use scanning transmission electron microscopy and quantum mechanics to understand deformation mechanisms in perfect and twinned boron suboxide crystals.

    • Qi An
    • K. Madhav Reddy
    • William A. Goddard III
    ResearchOpen Access
    Nature Communications
    Volume: 7, P: 1-7

  • The severity of ulcerative colitis, and response to treatment, is highly variable. Here, the authors examine rectal gene expression signatures and faecal microbiomes of children and adults with the disease and provide new insights in to pathogenesis.

    • Yael Haberman
    • Rebekah Karns
    • Lee A. Denson
    ResearchOpen Access
    Nature Communications
    Volume: 10, P: 1-13

  • When a wire coat hanger is bent it becomes mechanically stronger because of the imperfections that are introduced. In situ electron microscopy now shows that small metal structures are strengthened not by adding but by removing imperfections.

    • Kevin J. Hemker
    • William D. Nix
    News & Views
    Nature Materials
    Volume: 7, P: 97-98