One of the oldest problems in optics has been solved. Rafael Gonzalez from Mexico's Tecnologico de Monterrey has come up with an almost comically dense equation that can be used to almost completely ...

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This year, the electron microscopy community marks the 25 th anniversary of the release of the first aberration-corrected transmission electron microscope. To celebrate the occasion, this article ...

The latest aberration-corrected electron microscopes can resolve individual atom columns in a silicon crystal that are just 78 pm apart. How many students are told, perhaps during their first science ...