➀ Physicists from Würzburg University present a nanometer-sized light antenna with electrically modulated surface properties, a breakthrough that could open new paths for faster computer chips. ➁ Current computers are hitting physical limits in speed, as semiconductor components operate at frequencies of a few gigahertz. ➂ The research team focused on altering the surface properties of a resonator, achieving a significant breakthrough through the electrical contact of a single gold nanostick, which was only possible with advanced nano-fabrication techniques.