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Scientists Develop World’s Fastest Microscope — It’s So Fast It Can Capture Electrons Moving

www.zmescience.com Scientists Develop World's Fastest Microscope — It's So Fast It Can Capture Electrons Moving

The new microscope captures the fleeting motions of electrons with unprecedented precision, revealing the hidden dynamics of the subatomic world.

Their attosecond system involves a powerful laser split into two components: a fast electron pulse and two ultrashort light pulses. The first light pulse, called the pump pulse, energizes a sample, triggering electron movement or other rapid changes. The second pulse, known as the optical gating pulse, creates a brief window to generate a single attosecond electron pulse. The timing of this gating pulse determines the image resolution. By precisely synchronizing these pulses, researchers can control when the electron pulses probe the sample, allowing them to observe ultrafast atomic-level processes.

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