CERN Accelerating science

Article
Report number CARE-Pub-07-001 ; CARE-Pub-2007-001
Title High-Efficiency Volume Reflection of an Ultrarelativistic Proton Beam with a Bent Silicon Crystal
Author(s) Scandale, Walter (CERN) ; Still, Dean A ; Carnera, Alberto ; Della Mea, Gianantonio ; De Salvador, Davide ; Milan, Riccardo ; Vomiero, Alberto ; Baricordi, Stefano ; Dalpiaz, Pietro ; Fiorini, Massimiliano ; Guidi, Vincenzo ; Martinelli,Giuliano ; Mazzolari, Andrea ; Milan, Emiliano ; Ambrosi, Giovanni ; Azzarello, Philipp ; Battiston, Roberto ; Bertucci, Bruna ; Burger, William J ; Ionica, Maria ; Zuccon, Paolo ; Cavoto, Gianluca ; Santacesaria, Roberta ; Valente, Paolo ; Vallazza, Erik ; Afonin, Alexander G ; Baranov, Vladimir T ; Chesnokov, Yury A ; Kotov, Vladilen I ; Maisheev, Vladimir A ; Yaznin, Igor A ; Afansiev, Sergey V ; Kovalenko, Alexander D ; Taratin, Alexander M ; Denisov, Alexander S ; Gavrikov, Yury A ; Ivanov, Yuri M ; Ivochkin, Vladimir G ; Kosyanenko, Sergey V ; Petrunin, Anatoli A ; Skorobogatov, Vyacheslav V ; Suvorov, Vsevolod M ; Bolognini, Davide ; Foggetta,Luca ; Hasan, Said ; Prest, Michela
Affiliation (Fermi National Accelerator Laboratory, Batavia, Illinois, USA) ; (INFN) ; (Univ. Padova, Italy) ; (Univ. Trento) ; (INFM-CNR) ; (Inst. High Energy Physics, Protvino, Russia) ; (Joint Inst. Nucl. Research, Dubna, Russia) ; (Petersburg Nucl. Phys. Inst., Gatchina) ; (Univ. dell’Insubria, Como)
Publication 2007
Imprint 2007
In: Phys. Rev. Lett. 98 (2007) 154801
DOI 10.1103/PhysRevLett.98.154801
Subject category Accelerators and Storage Rings
Accelerator/Facility, Experiment CERN SPS
Test beam H8
Abstract The volume reflection phenomenon was detected while investigating 400 GeV proton interactions with bent silicon crystals in the external beam H8 of the CERN Super Proton Synchrotron. Such a process was observed for a wide interval of crystal orientations relative to the beam axis, and its efficiency exceeds 95%, thereby surpassing any previously observed value. These observations suggest new perspectives for the manipulation of high-energy beams, e.g., for collimation and extraction in new-generation hadron colliders, such as the CERN Large Hadron Collider.

Corresponding record in: Inspire


 Record creato 2007-09-12, modificato l'ultima volta il 2019-05-14


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