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https://www.ico-optics.org/why-ursula-keller-won-the-frederic-ives-medal/ Why Ursula Keller Won the Frederic Ives Medal: Achievements in Optical Physics – ICO Optics Jul 19, 2026 - Ursula Keller, a prominent Swiss physicist, has achieved one of the highest honors in the field of optics by receiving […] frederic ives medalursula kelleroptical physicsachievementsico