Physics

  1. Materials Science

    Conch yields clues for future materials

    A conch's tough, calcium carbonate shell resists fractures because a protein surrounds the mineral crystals throughout the shell.

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  2. Materials Science

    Quick-Change Surface: Material repels water on command

    Researchers have modified a gold surface so that it switches from a water-attracting mode to a water-repelling one on command.

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  3. Materials Science

    Fracture Protection: Nanotubes toughen up ceramics

    The addition of carbon nanotubes to a ceramic material dramatically improves its fracture resistance.

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  4. Materials Science

    Carbon nanotubes beam electrons

    Researchers have taken a step toward using carbon nanotubes as electron sources in devices such as high-resolution electron microscopes.

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  5. Materials Science

    Gold Deposits: Scientists design nanoparticle films

    In a step toward a cheaper, easier way to connect computer chips to computers, scientists have patterned semiconductors with a film of extremely small gold particles.

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  6. Materials Science

    Gold Deposits: Scientists design nanoparticle films

    In a step toward a cheaper, easier way to connect computer chips to computers, scientists have patterned semiconductors with a film of extremely small gold particles.

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  7. Physics

    Prying apart antimatter

    Matter and antimatter look reassuringly alike in physicists' first investigations of energy levels of antihydrogen atoms.

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  8. Physics

    Prying apart antimatter

    Matter and antimatter look reassuringly alike in physicists' first investigations of energy levels of antihydrogen atoms.

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  9. Physics

    Getting Warped

    While museum displays such as simulations of warped space-time acquaint visitors with the ideas behind Albert Einstein's scientific discoveries, other galleries of artifacts, letters, and even film footage reveal the multifaceted man that Einstein was.

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  10. Physics

    Light chips find a place to take root

    The fabrication of an artificial, inside-out opal of silicon promises to make all-optical microchips possible

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  11. Physics

    Atom microchips get off the ground

    Becoming smaller and more versatile, microchips using atoms instead of electrons promise both to improve atomic physics experiments and to pave the way for new technologies such as quantum computers.

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  12. Physics

    Connect the Dots

    Transforming sunlight into electricity by means of quantum dust.

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