Der Begriff Molybdändisulfid kommt manchen Autofahrern und Mechanikern vielleicht bekannt vor. Kein Wunder: Der Stoff, den der US-Chemiker Alfred Sonntag in den 1940er-Jahren entdeckte, wird bis heute als Hochleistungsschmiermittel in Motoren und Turbinen, aber auch bei Bolzen und Schrauben eingesetzt. Das liegt an der speziellen, chemischen Struktur dieses Feststoffs, dessen einzelne Materialschichten gegeneinander leicht verschiebbar sind. Molybdändisulfid
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