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Mithilfe hochintensiver Ultraschallwellen, die sich in gasförmigen Medien ausbreiten, ist es gelungen, ultrakurze Laserpulse mit einer bisher unerreichten Spitzenleistung von zwanzig Gigawatt in Luft abzulenken und dabei gleichzeitig eine herausragende Strahlqualität beizubehalten. Das könnte in Zukunft neue, äußerst robuste optische Bauteile wie beispielsweise Linsen oder Wellenleiter in bislang...