Un petit diamant industriel de quelques millimètres de côté pourrait permettre aux drones civils d’être rechargés en vol grâce à un laser. Ses propriétés offrent la possibilité de conserver la puissance du faisceau lumineux sur une longue distance afin d’alimenter des cellules photovoltaïques situées sur l’appareil. Non dangereux pour la santé, ce...
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