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Alfred Werners Originalproben bieten auch heute noch Überraschungen: [Co(en)2(NO2)2]Br, um 1900 von Werners Doktorandin Edith Humphrey synthetisiert, kristallisiert nicht wie bisher gedacht als Konglomerat, sondern bildet lamellare Zwillingskristalle aus beiden Enantiomeren. Zusammen mit ähnlichen Befunden von weiteren Proben aus der Werner‐Sammlung wirft dies ein neues Licht auf die These, dass Werner...
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