Stefan Rinner D is se rt at io n sr ei h e P hy si k - B an d 1 6
Ein-Atom-Maser:
Erzeugung verschränkter Zustände und Dekohärenzuntersuchungen Stefan Rinner
16
ISBN 978-3-86845-065-1 Relevanz des Dekohärenzproblems hinsichtlich der Realisierung von Quantencomputern einge- gangen. Die vorgestellten Experimente bilden ein einfaches Modellsystem, an dem sich dieser Vor- gang studieren lässt.
Hauptaugenmerk liegt auf der Erzeugung eines Superpositionszustands, der nur aus den |0>- und |1>-Komponenten des Photonfeldes des Mikromasers besteht. An ihm lassen sich die Auswirkungen der Dekohärenz besonders deut- lich studieren (nur zwei Komponenten bilden den überlagerten Zustand). Das gleiche Ziel lässt sich durch Kopplung zweier Mikromaser erreichen, von denen einer den Vakuumzustand |0>, der andere den Ein-Photon-Zustand |1> enthält. Die erwünschte kohärente Überlagerung entsteht hier durch das Tunneln des Photons zwischen den gekoppelten Resonatoren.
Zusätzlich enthält die Arbeit Vorschläge, wie mit
dem Ein-Atom-Maser die Bell’sche Ungleichung
getestet und die Teleportation eines Quantenzu-
stands verwirklicht werden kann.
Stefan Rinner
Ein-Atom-Maser:
Erzeugung verschränkter Zustände
und Dekohärenzuntersuchungen
Herausgegeben vom Präsidium des Alumnivereins der Physikalischen Fakultät:
Klaus Richter, Andreas Schäfer, Werner Wegscheider, Dieter Weiss
Dissertationsreihe der Fakultät für Physik der Universität Regensburg, Band 16
Dissertation zur Erlangung des Doktorgrades der Naturwissenschaften (Dr. rer. nat.) der naturwissenschaftlichen Fakultät II - Physik der Universität Regensburg
vorgelegt von Stefan Rinner aus Regensburg Januar 2004
Die Arbeit wurde von Prof. Dr. Ernst Werner angeleitet.
Das Promotionsgesuch wurde am 19.01.2004 eingereicht.
Das Kolloquium fand am 09.03.2004 statt.
Prüfungsausschuss: Vorsitzender: Prof. Dr. Max Maier 1. Gutachter: Prof. Dr. Ernst Werner
2. Gutachter: Prof. Dr. Herbert Walther (MPQ Garching)
weiterer Prüfer: Prof. Dr. Ingo Morgenstern
Stefan Rinner
Ein-Atom-Maser:
Erzeugung verschränkter Zustände
und Dekohärenzuntersuchungen
sind im Internet über http://dnb.ddb.de abrufbar.
1. Auflage 2010
© 2010 Universitätsverlag, Regensburg Leibnitzstraße 13, 93055 Regensburg Konzeption: Thomas Geiger
Umschlagentwurf: Franz Stadler, Designcooperative Nittenau eG Layout: Stefan Rinner
Druck: Docupoint, Magdeburg ISBN: 978-3-86845-065-1
Alle Rechte vorbehalten. Ohne ausdrückliche Genehmigung des Verlags ist es nicht gestattet, dieses Buch oder Teile daraus auf fototechnischem oder elektronischem Weg zu vervielfältigen.
Weitere Informationen zum Verlagsprogramm erhalten Sie unter:
www.univerlag-regensburg.de
Ein-Atom-Maser:
Erzeugung verschränkter Zustände und Dekohärenzuntersuchungen
DISSERTATION ZUR ERLANGUNG DES DOKTORGRADES DER NATURWISSENSCHAFTEN (DR. RER. NAT.) DER FAKULTÄT II - PHYSIK
DER UNIVERSITÄT REGENSBURG
vorgelegt von Stefan Rinner
aus Regensburg
im Jahr 2004
1. Gutachter: Prof. Dr. Ernst Werner
2. Gutachter: Prof. Dr. Herbert Walther (MPQ Garching)
weiterer Prüfer: Prof. Dr. Ingo Morgenstern
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