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Research Group "Stefan-Meyer-Institut, ÖAW"
(Univ.Prof. Dr. Eberhard Widmann)

Head of the research group:
Last name:	Widmann
First name(s):	Eberhard
Title (leading):	Univ.Prof. Dr.
Position:	Direktor
Institution:
Institution:	Austrian Academy of Sciences
Organizational unit:	Stefan-Meyer-Institut für Subatomare Physik
Street address:	Boltzmanngasse 3
Postal code:	1090
City:	Wien
Mail:	eberhard.widmann(at)oeaw.ac.at
Homepage:	http://www.oeaw.ac.at/smi/home/
Assignments to Research Areas:
Research area(s):	Nuclear and Particle Physics
Assignments to Fields of Work According to the Austrian System of Science Areas:
Field(s) of work:	Atomic physics (103005) Particle physics (103034)
Data Acquisition:
Date of the data acquisition:	30.05.2011
Data acquisition period:	from: 2005 up to including: 2009
Research Group at the Time of the Data Acquisition:
Scientific group members: 14 Persons	Priv.-Doz. Dr. Johann Marton Priv.-Doz. Dr. Johann Zmeskal Dr. Paul Bühler Dr. Michael Cargnelli Dr. Olaf Nils Hartmann Dr. Tomoichi Ishiwatari Dr. Bertalan Juhasz Dr. Ken Suzuki M. Sc. Gamal Ahmed Mag. Silke Federmann Mag. Susanne Friedreich Mag. Alexander Gruber Mag. Philipp Müllner Oswald Massiczek
Percentage project-funded:	40
Scientific Output in the Above Data Acquisition Period:
H-index of the group head:	26
Number of publications:	121
Five most important publications:	Beer, G., A. M. Bragadireanu, M. Cargnelli, C. Curceanu-Petrascu, J. P. Egger, H. Fuhrmann, C. Guaraldo, M. Iliescu, T. Ishiwatari, K. Itahashi, M. Iwasaki, P. Kienle, T. Koike, B. Lauss, V. Lucherini, L. Ludhova, J. Marton, F. Mulhauser, T. Ponta, L. A. Schaller, R. Seki, D. L. Sirghi, F. Sirghi, J. Zmeskal (DEAR Collaboration) (2005). "Measurement of the kaonic hydrogen x-ray spectrum." Physical Review Letters 94(21): 212302. Hori, M., A. Dax, J. Eades, K. Gomikawa, R. S. Hayano, N. Ono, W. Pirkl, E. Widmann, H. A. Torii, B. Juhasz, D. Barna and D. Horvath (2006). "Determination of the antiproton-to-electron mass ratio by precision laser spectroscopy of pbar-He+." Physical Review Letters 96(24): 243401. Okada, S., G. Beer, H. Bhang, A. Cargnelli, J. Chiba, S. Choi, C. Curceanu, Y. Fukuda, T. Hanaki, R. S. Hayano, M. Iio, T. Ishikawa, S. Ishimoto, T. Ishiwatari, K. Itahashi, M. Iwai, M. Iwasaki, B. Juhasz, P. Kienle, J. Marton, Y. Matsuda, H. Ohnishi, H. Outa, M. Sato, P. Schmid, S. Suzuki, T. Suzuki, H. Tatsuno, D. Tomono, E. Widmann, T. Yamazaki, H. Yim and J. Zmeskal (2007). "Precision measurement of the 3d -> 2p x-ray energy in kaonic 4He." Physics Letters B 653(5-6): 387-391. Bartalucci, S., S. Bertolucci, M. Bragadireanu, M. Cargnelli, M. Catitti, C. Curceanu, S. Di Matteo, J. P. Egger, C. Guaraldo, M. Iliescu, T. Ishiwatari, M. Laubenstein, J. Marton, E. Milotti, D. Pietreanu, T. Ponta, D. L. Sirghi, F. Sirghi, L. Sperandio, E. Widmann and J. Zmeskal (2006). "New experimental limit on the Pauli exclusion principle violation by electrons." Physics Letters B 641(1): 18-22. T. Pask, D. Barna, A. Dax, R. S. Hayano, M. Hori, D. Horváth, S. Friedreich, B. Juhász, O. Massiczek, N. Ono, A. Sótér, E. Widmann, "Antiproton magnetic moment determined from the HFS of antiprotonic helium", Physics Letters B, 678 (2009), 55-59.
Projects and Funding Granted in the Above Data Acquisition Period:
Competitive projects:	EU FP6: I3 HadronPhysics Laufzeit: 2004 - 2008; Mittel: 165 kEuro, Zusatzfinanzierung bm_wf: 339 kEuro EU FP6: Transnational Access to Research Infrastructures Laufzeit: 2004 - 2008; Mittel: 200 kEuro EU FP6: Design Study DIRAC2ndary beams Laufzeit: 2005 - 2008; Mittel: 29 kEuro EU INTAS: Geiger-mode APD Detektoren Laufzeit: 2007 - 2009; Mittel: 10 kEuro EU FP7: I3 HadronPhysics 2 Laufzeit: 2009 - 2011; Mittel: 276 kEuro, Zusatzfinanzierung bm_wf: 187 kEuro EU FP7: Transnational Access to Research Infrastructures Laufzeit: 2009 - 2010; Mittel: 48 kEuro EU FP7: FAIR Implementation Phase Laufzeit: 2007 - 2012; Mittel: 105 kEuro FWF: Precision spectroscopy of kaonic helium-3 Laufzeit: 2008 - 2011; Mittel: 372 kEuro FWF: Hyperfine structure of antiprotonic helium Laufzeit: 2009 - 2012; Mittel: 402 kEuro FWF: Search for K- pp - an antikaon nuclear bound state Laufzeit: 2009 - 2012; Mittel: 235 kEuro
Research Topics:
Current research topics:	Forschungsschwerpunkt 1: Materie-Antimaterie Symmetrie: Studium der CPT Symmetrie mit antiprotonischen Atomen und Antiwasserstoff am CERN-AD Forschungsschwerpunkt 2: Hadronenphysik: Studium kaonischer Atome und kaonischer Kerncluster: Niederenergie-QCD an LN Frascati (Italien), J-PARC (Japan), Mesonenspektroskopie mit Antiprotonenstrahlen: PANDA and FAIR (Darmstadt) Forschungsschwerpunkt 3: Instrumentation: Entwicklung modernster Detektoren (Röntgenlicht, sichtbares Licht, großflächige Spurendetektoren)
Future topics (next 5 years):	siehe oben
Teaching and Research Mobility in the Above Data Acquisition Period:
Doctor's theses: 3 doctor's theses	A. Hirtl, Ph. D. , Determination of the Strong Interaction Ground State Width in Pionic Hydrogen, Vienna University of Technology, 2008. M. Kasprzak, Ph. D., Ultracold Neutron Converters, University of Vienna, 2008. T. Pask, Ph. D., A Precision Measurement of the Antiprotonic Helium Hyperfine Structure, University of Vienna, 2008.
Diploma and master theses: 3 theses	Alexander Gruber, Diploma thesis, Coulomb-Explosion in pionischen Kohlenstoff, University of Vienna, 2005. Chloe Malbrunot, Diploma thesis, Collisional effects in the measurement of the hyperfine structure of antiprotonic helium, Vienna University of Technology, 2007. Philipp Schmid, Diploma thesis, Fluessig-Deuterium Target zur Untersuchung von starkgebundenen Kaonischen Kernzustaenden, University of Vienna, 2007.
International networking:	insgesamt 67 Besuche incoming und mehr als 200 outgoing (Dauer 4 Tage und mehr)

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