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Good vibrations: Low-energy lasers induce atomic excitation in semiconductor materials - EurekAlert

<p><em>Scientists employed intense and broad-band ultrafast terahertz pulses to induce atomic excitation in a two-dimensional semiconductor material. Their findings demonstrate a novel sum-frequency excitation process for coherent phonons, offering insights into material properties control and potential advancements in valleytronics and electronics.</em></p>

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