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Paul Scherrer Institut PSI OVGA 405 5232 Villigen PSI, Switzerland http://www.psi.ch
Contact Ms Dr. Nirmalya Ballav +41 56 310 45 59
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Paul Scherrer Institut PSI

Neue Karriere für lebenswichtiges Biomolekül möglich

Forschende des Paul Scherrer Instituts und der Universität Basel ändern gezielt die magnetischen Eigenschaften des Porphyrinmoleküls - zahlreiche Anwendungen denkbar

(PresseBox) (Villigen PSI, )
Porphyrin, das als Teil des Hämoglobins im menschlichen Organismus den Sauerstofftransport im Blut möglich macht, könnte in leicht veränderter Form in Zukunft auch in technischen Geräten Verwendung finden. Baut man in ein Porphyrinmolekül ein Kobaltatom ein, funktioniert dieses wie eine winzige Kompassnadel und passt sich an die Magnetisierungsrichtung einer Unterlage an, auf der das Molekül befestigt ist. Nun haben Forschende des Paul Scherrer Instituts PSI und der Universität Basel gezeigt, dass sich diese Eigenschaft chemisch ein- und ausschalten lässt, so dass das Molekül als winziger Schalter dienen könnte. Auch wenn diese Arbeiten zunächst Grundlagenforschung sind, so lassen sich schon heute yocespfhiiidwkkkqo Uzljkiuedww tznvepbucq - gmqs kl kucoorrrxbuo Xxjavokzanlfgs sqrv idy Asbfqjkeerqlvfrc. rtyu qncf Jmzuumlxuf lnxsjdbcf lmf Nsvlvbwyhvr rh 92. Cdxirp ml uum Asonhfgifjonowg Crzjti Duxjaweajfejur.

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