A
Alexander Schmidt
Researcher at University of Erlangen-Nuremberg
Publications - 29
Citations - 860
Alexander Schmidt is an academic researcher from University of Erlangen-Nuremberg. The author has contributed to research in topics: Non-negative matrix factorization & Muon. The author has an hindex of 12, co-authored 28 publications receiving 636 citations. Previous affiliations of Alexander Schmidt include University of Giessen.
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Journal ArticleDOI
Isospin decomposition of the basic double-pionic fusion in the region of the ABC effect
P. Adlarson,W. Augustyniak,W. Bardan,M. Bashkanov,Tomasz Bednarski,F. S. Bergmann,M. Berłowski,H. Bhatt,Markus Büscher,Hans Calén,H. Clement,D. Coderre,D. Coderre,Eryk Czerwiński,K. Demmich,E. Doroshkevich,R. Engels,W. Erven,W. Eyrich,P. Fedorets,K. Föhl,Kjell Fransson,Frank Goldenbaum,P. Goslawski,A. Goswami,K. Grigoryev,K. Grigoryev,C.-O. Gullström,F. Hauenstein,Lena Heijkenskjöld,V. Hejny,F. Hinterberger,M. Hodana,M. Hodana,Bo Höistad,A. Jany,Benedykt R. Jany,L. Jarczyk,Tord Johansson,B. Kamys,Günter Kemmerling,Ferdous Khan,A. Khoukaz,St. Kistryn,J. Klaja,Harald Kleines,B. Kłos,M. Krapp,Wojciech Krzemien,P. Kulessa,A. Kupść,K. Lalwani,D. Lersch,L. Li,B. Lorentz,A. Magiera,R. Maier,Pawel Marciniewski,B. Mariański,M. Mikirtychiants,H. P. Morsch,Paweł Moskal,Basanta Kumar Nandi,Szymon Niedźwiecki,H. Ohm,I. Ozerianska,E. Perez del Rio,P. Pluciński,P. Podkopał,P. Podkopał,D. Prasuhn,A. Pricking,D. Pszczel,K. Pysz,A. Pyszniak,A. Pyszniak,C. F. Redmer,James Ritman,James Ritman,Ankhi Roy,Zbigniew Rudy,S. Sawant,S. Schadmand,Alexander Schmidt,T. Sefzick,V. Serdyuk,V. Serdyuk,N. Shah,M. Siemaszko,R. Siudak,T. Skorodko,Magdalena Skurzok,Jerzy Smyrski,V. Sopov,R. Stassen,J. Stepaniak,E. Stephan,G. Sterzenbach,H. Stockhorst,H. Ströher,Antoni Szczurek,T. Tolba,A. Trzciński,R. Varma,P. Vlasov,G. J. Wagner,W. Węglorz,Magnus Wolke,Aleksandra Wrońska,P. Wüstner,P. Wurm,Akira Yamamoto,X. Yuan,L. Yurev,J. Zabierowski,C. Zheng,Marcin Zieliński,W. Zipper,Jozef Zlomanczuk,P. Żuprański,M. Żurek +120 more
TL;DR: In this paper, high-statistics measurements of the basic double-pionic fusion reactions pn = d pi(0)pi(0), pn > 0, pn < 0, and pp = 0.
Journal ArticleDOI
Search for a dark photon in the π 0 →e + e − γ decay
P. Adlarson,W. Augustyniak,W. Bardan,M. Bashkanov,F. S. Bergmann,M. Berłowski,Himani Bhatt,A. Bondar,Markus Büscher,Hans Calén,Izabela Ciepał,H. Clement,D. Coderre,D. Coderre,Eryk Czerwiński,K. Demmich,E. Doroshkevich,Ralf Engels,W. Erven,W. Eyrich,P. Fedorets,K. Föhl,Kjell Fransson,Frank Goldenbaum,P. Goslawski,A. Goswami,K. Grigoryev,K. Grigoryev,C.-O. Gullström,F. Hauenstein,Lena Heijkenskjöld,V. Hejny,F. Hinterberger,M. Hodana,M. Hodana,Bo Höistad,A. Jany,Benedykt R. Jany,L. Jarczyk,T. Johansson,B. Kamys,Günter Kemmerling,Ferdous Khan,A. Khoukaz,Stanisław Kistryn,J. Klaja,Harald Kleines,Di. Kirillov,B. Kłos,M. Krapp,Wojciech Krzemien,P. Kulessa,A. Kupść,A. Kuzmin,K. Lalwani,D. Lersch,L. Li,B. Lorentz,A. Magiera,R. Maier,Pawel Marciniewski,B. Mariański,Ulf-G. Meißner,M. Mikirtychiants,H. P. Morsch,Paweł Moskal,Basanta Kumar Nandi,H. Ohm,I. Ozerianska,E. Perez del Rio,N.M. Piskunov,P. Pluciński,P. Podkopał,P. Podkopał,D. Prasuhn,A. Pricking,D. Pszczel,K. Pysz,A. Pyszniak,A. Pyszniak,C. F. Redmer,James Ritman,James Ritman,Ankhi Roy,Zbigniew Rudy,S. Sawant,S. Schadmand,Alexander Schmidt,T. Sefzick,V. Serdyuk,V. Serdyuk,N. Shah,B. Shwartz,M. Siemaszko,R. Siudak,T. Skorodko,Magdalena Skurzok,Jerzy Smyrski,V. Sopov,Rolf Stassen,J. Stepaniak,E. Stephan,G. Sterzenbach,Hans Stockhorst,H. Ströher,Antoni Szczurek,T. Tolba,A. Trzcinski,R. Varma,G. J. Wagner,W. Wȩglorz,Andreas Wirzba,Magnus Wolke,Aleksandra Wrońska,P. Wüstner,P. Wurm,Akira Yamamoto,J. Zabierowski,Marcin Zieliński,W. Zipper,Jozef Zlomanczuk,P. Żuprański,M. Żurek +122 more
TL;DR: The presently world largest data sample for π 0 → γ e + e − decays studies containing nearly 5 × 10 5 events was collected using the WASA detector at COSY as mentioned in this paper.
Journal ArticleDOI
The LOCATA Challenge: Acoustic Source Localization and Tracking
Christine Evers,Heinrich W. Lollmann,Heinrich Mellmann,Alexander Schmidt,Hendrik Barfuss,Patrick A. Naylor,Walter Kellermann +6 more
TL;DR: The LOCAlization and Tracking Challenge (LOCATA) as discussed by the authors is an open-access framework for the objective evaluation and benchmarking of broad classes of algorithms for sound source localization and tracking.
Proceedings ArticleDOI
The LOCATA Challenge Data Corpus for Acoustic Source Localization and Tracking
Heinrich W. Lollmann,Christine Evers,Alexander Schmidt,Heinrich Mellmann,Hendrik Barfuss,Patrick A. Naylor,Walter Kellermann +6 more
TL;DR: The IEEE-AASP Challenge on sound source localization and tracking (LOCATA) provides a novel, comprehensive data corpus for the objective benchmarking of state-of-the-art algorithms on sound sources localization andtracking.
Journal ArticleDOI
Leading and Next-to-Leading Order Gluon Polarization in the Nucleon and Longitudinal Double Spin Asymmetries from Open Charm Muoproduction
C. Adolph,T. Michigami,W. Wislicki,P. Sznajder,F. Kunne,A. Morreale,N.S. Rossiyskaya,A. Austregesilo,D. Kang,B. Gobbo,Asher Berlin,Maria Liz Crespo,J. Pretz,T. Matsuda,Ch. Höppner,S. Das,M. Büchele,Anne-Laure Martin,V.D. Samoylenko,M.G. Sapozhnikov,I. Uman,M. Quaresma,Fabrice Gautheron,S. Uhl,K. Bicker,F. Tessarotto,C. Marchand,V.N. Kolosov,L. Dhara,N. Horikawa,Laura Silva,N. du Fresne von Hohenesche,Christian Schill,F. Hinterberger,E. M. Kabuss,Bakur Parsamyan,N. I. Zhuravlev,K. Schmidt,G.I. Smirnov,G. Piragino,C. Braun,E. Burtin,Yu. Kisselev,A. Padee,Lei Wang,Vladimir Nikolaenko,C. Franco,A. Srnka,S. Platchkov,E. Rondio,Johannes Bernhard,O.Yu. Shevchenko,Andrea Ferrero,I.A. Savin,S. U. Chung,D.V. Peshekhonov,S. Ramos,A. Zvyagin,A. Lehmann,F. Klein,Yu. Ivanshin,Günter Baum,A.G. Olshevsky,L. Sinha,A. Guskov,D.I. Ryabchikov,J. ter Wolbeek,M. Virius,G. D. Alexeev,Andrea Bressan,S. Sosio,A. Maggiora,K. Kurek,A. Sandacz,M. Ostrick,Franco Bradamante,Alexey Antonov,A.S. Nunes,L. Lauser,Nour Makke,J. Barth,Y. Bedfer,A.A. Lednev,Michal Dziewiecki,O.Yu. Denisov,Gerhard K. Mallot,W. Eyrich,I. Konorov,S. Sarkar,C. Elia,Janusz Marzec,Elena Rocco,P. Schiavon,Sergey Donskov,R. Garfagnini,J. Bisplinghoff,A. Magnon,Jean-Francois Rajotte,T. Guthörl,O.P. Gavrichtchouk,S. Grabmüller,K. Kondo,B. Grube,Oleg V. Ivanov,S.S. Dasgupta,G.V. Meshcheryakov,Aram Kotzinian,S. Dalla Torre,A. Bravar,I. Gnesi,J. Lichtenstadt,M. V. Zavertyaev,G.V. Khaustov,G. Sbrizzai,S. Goertz,S. Neubert,R. Bertini,N.V. Vlassov,M. Ziembicki,Yu.A. Khokhlov,S. Levorato,V. Jary,Alexander Schmidt,A. Grasso,R. Windmolders,Matthias Schott,G. Pesaro,V. Duic,A. Nagaytsev,S. G. Gerassimov,W. Dünnweber,R. Birsa,Yu. Alexandrov,Marcin Stolarski,C. Quintans,A.V. Efremov,P.D. Eversheim,K. Klimaszewski,W.-D. Nowak,S. Schopferer,S. Koblitz,C. Hess,R. Jahn,M. Finger,M. A. Faessler,D. von Harrach,A. Amoroso,L. Capozza,D. Panzieri,L. G. Tkatchev,F. Herrmann,K. Königsmann,A. N. Sissakian,Federica Sozzi,Miroslav Sulc,R. Panknin,B. Badełek,Yu.V. Mikhailov,L. Steiger,V.Yu. Alexakhin,P. Jasinski,Michael Kramer,J. Polak,Norihiro Doshita,F. H. Heinsius,T. Schlüter,H. Fischer,S. Ishimoto,A. Mutter,S. Paul,S. Takekawa,K. Zaremba,S. Dasgupta,A. Korzenev,K. Schönning,E. Perevalova,R. Sulej,Z.V. Kroumchtein,F. Haas,J. Bieling,E. Zemlyanichkina,V. Frolov,V.F. Konstantinov,V. Rapatsky,Takahiro Iwata,B. Ketzer,H. Wollny,J.H. Koivuniemi,M.G. Alekseev,R. Gushterski,G. Reicherz,F. Nerling,T. Weisrock,A. Filin,R. Geyer,W. Meyer,L. Schmitt,T. Nagel,Andres Cicuttin,J.M. Friedrich,H. Suzuki,Marcello Giorgi,S. Huber,J. Pochodzalla,M. Bettinelli,F. Balestra,N. d'Hose,H. Schmiden,V.A. Polyakov,D. Neyret,R. Joosten,A. Mann,O. Kouznetsov,Maxence Vandenbroucke,M. Slunečka,S. Tessaro,M. Wilfert,P. Bordalo,T. Liška,M. Chiosso +219 more
TL;DR: In this article, the average gluon polarisation in the nucleon was measured using open charm production by scattering 160 GeV/c polarised muons off longitudinally polarised protons or deuterons.