W
Waldemar Koprek
Researcher at Warsaw University of Technology
Publications - 54
Citations - 1815
Waldemar Koprek is an academic researcher from Warsaw University of Technology. The author has contributed to research in topics: Software & Field-programmable gate array. The author has an hindex of 10, co-authored 53 publications receiving 1708 citations. Previous affiliations of Waldemar Koprek include Deutsche Elektronen-Synchrotron DESY.
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Journal ArticleDOI
Operation of a free-electron laser from the extreme ultraviolet to the water window
Wolfgang Ackermann,G. Asova,Valeri Ayvazyan,A. Azima,N. Baboi,J. Bähr,V. Balandin,B. Beutner,Andrew Brandt,A. Bolzmann,R. Brinkmann,O. I. Brovko,M. Castellano,P. Castro,L. Catani,Enrica Chiadroni,Stefan Choroba,Alessandro Cianchi,John Costello,D. Cubaynes,J. Dardis,W. Decking,H. Delsim-Hashemi,Alice Delserieys,G. Di Pirro,M. Dohlus,Stefan Düsterer,A. Eckhardt,H. T. Edwards,Bart Faatz,J. Feldhaus,Klaus Flöttmann,J. Frisch,L. Fröhlich,T. Garvey,U. Gensch,Ch. Gerth,M. Görler,N. Golubeva,H.-J. Grabosch,Mariusz Grecki,O. Grimm,K. Hacker,U. Hahn,J.H. Han,K. Honkavaara,T. Hott,M. Hüning,Y. Ivanisenko,E. Jaeschke,Wojciech Jalmuzna,Tomasz Jezynski,R. Kammering,V. Katalev,K.D. Kavanagh,Eugene T. Kennedy,S. Khodyachykh,K. Klose,Vitali Kocharyan,M. Körfer,M. Kollewe,Waldemar Koprek,S. Korepanov,D. Kostin,Mikhail Krassilnikov,G. Kube,M. Kuhlmann,Ciaran Lewis,L. Lilje,T. Limberg,Dirk Lipka,Florian Löhl,H. Luna,M. Luong,Michael Martins,Michael Meyer,Paolo Michelato,Velizar Miltchev,W.-D. Möller,Laura Monaco,Wolfgang Franz Otto Müller,O. Napieralski,Olivier Napoly,Piergiorgio Nicolosi,D. Nölle,T. Nunez,A. Oppelt,Carlo Pagani,R. Paparella,N. Pchalek,Jofre Pedregosa-Gutierrez,B. Petersen,Bagrat Petrosyan,G. Petrosyan,Lyudvig Petrosyan,J. Pflüger,Elke Plönjes,Luca Poletto,Krzysztof T. Pozniak,E. Prat,D. Proch,P. Pucyk,P. Radcliffe,Harald Redlin,K. Rehlich,Mathias Richter,M. Roehrs,J. Roensch,Ryszard S. Romaniuk,M.C. Ross,Jörg Rossbach,V. Rybnikov,M. Sachwitz,E. Saldin,W. Sandner,Holger Schlarb,Bernhard Schmidt,M. Schmitz,Peter Schmüser,Jochen R. Schneider,E. A. Schneidmiller,Sascha Schnepp,Siegfried Schreiber,M. Seidel,M. Seidel,Daniele Sertore,A. Shabunov,C. Simon,S. Simrock,E. Sombrowski,A. A. Sorokin,P. Spanknebel,Roman Spesyvtsev,L. Staykov,Bernd Steffen,Frank Stephan,F. Stulle,H. Thom,Kai Tiedtke,M. Tischer,S. Toleikis,Rolf Treusch,D. Trines,I. Tsakov,E. Vogel,Thomas Weiland,H. Weise,M. Wellhöfer,M. Wendt,M. Wendt,Ingo Will,A. Winter,K. Wittenburg,Wilfried Wurth,P. Yeates,M. Yurkov,Igor Zagorodnov,K. Zapfe +157 more
TL;DR: In this paper, the performance of a free-electron laser operating at a wavelength of 13.7 nm where unprecedented peak and average powers for a coherent extreme-ultraviolet radiation source have been measured.
Journal ArticleDOI
Detailed characterization of electron sources yielding first demonstration of European X-ray Free-Electron Laser beam quality
Frank Stephan,C. H. Boulware,Mikhail Krasilnikov,J. Bähr,G. Asova,A. Donat,U. Gensch,H.-J. Grabosch,M. Hänel,L. Hakobyan,H. Henschel,Y. Ivanisenko,L. Jachmann,S. Khodyachykh,Martin Khojoyan,W. Köhler,S. Korepanov,G. Koss,A. Kretzschmann,H. Leich,H. Lüdecke,A. Meissner,Anne Oppelt,Bagrat Petrosyan,M. Pohl,Sabine Riemann,Sakhorn Rimjaem,M. Sachwitz,B. Schöneich,T.A.Scholz,H. Schulze,J. Schultze,U. Schwendicke,A. Shapovalov,Roman Spesyvtsev,L. Staykov,F. Tonisch,T. Walter,S. Weisse,R. Wenndorff,M. Winde,L. v. Vu,Hermann A. Dürr,Thorsten Kamps,D. Richter,M. Sperling,Ruslan Ovsyannikov,Antje Vollmer,Jens Knobloch,E. Jaeschke,J. Boster,R. Brinkmann,S. Choroba,K. Flechsenhar,Klaus Flöttmann,W. Gerdau,V. Katalev,Waldemar Koprek,Sven Lederer,C. Martens,P. Pucyk,Siegfried Schreiber,S. Simrock,E. Vogel,V. Vogel,K. Rosbach,I. Bonev,I. Tsakov,Paolo Michelato,Laura Monaco,Carlo Pagani,Daniele Sertore,T. Garvey,Ingo Will,I. Templin,Wolfgang Sandner,Wolfgang Ackermann,E. Arevalo,Erion Gjonaj,Wolfgang Franz Otto Müller,Sascha Schnepp,Thomas Weiland,Felix Wolfheimer,J. Rönsch,Jörg Rossbach +84 more
TL;DR: In this paper, the beam parameters of a laser-driven x-ray free-electron laser (XFEL) were analyzed at an accelerating gradient of about 43 MV=m at the photocathode and at about 60 MV = m at the cathode.
Journal ArticleDOI
Superconducting cavity driving with FPGA controller
Tomasz Czarski,Waldemar Koprek,Krzysztof Poźniak,Ryszard S. Romaniuk,Stefan Simrock,Alexander Brandt,Brian Chase,R. Carcagno,Gustavo Cancelo,Timothy Koeth +9 more
TL;DR: In this paper, a digital control of superconducting cavities for a linear accelerator is presented, where an FPGA-based controller supported by Matlab system is applied.
Journal ArticleDOI
FPGA-based implementation of a cavity field controller for FLASH and X-FEL
Przemyslaw Fafara,Wojciech Jalmuzna,Waldemar Koprek,Krzysztof T. Pozniak,Ryszard S. Romaniuk,Jaroslaw Szewinski,Wojciech Cichalewski +6 more
TL;DR: The design and construction of a new generation of superconducting cavity accelerator measurement and control system, based on a single digital signal processor (DSP), with a large programmable array circuit (FPGA) instead, with a multi-gigabit optical link.
Proceedings ArticleDOI
DOOCS server and client application for FPGA-based TESLA cavity controller and simulator
Piotr Pucyk,Tomasz Jezynski,Waldemar Koprek,Tomasz Czarski,Krzysztof T. Pozniak,Ryszard S. Romaniuk +5 more
TL;DR: The paper describes design and performance of the DOOCS (distributed, object oriented) based control system for the cavity simulator and controller (SIMCON) and some alternatives to the DoOCS solution (considered as partial) is presented.