https://doi.org/10.1140/epja/i2016-16325-5
Regular Article - Experimental Physics
Feasibility studies of time-like proton electromagnetic form factors at
ANDA at FAIR
1
Aligarth Muslim University, Physics Department, Aligarth, India
2
Universität Basel, Basel, Switzerland
3
Institute of High Energy Physics, Chinese Academy of Sciences, Beijing, China
4
Universität Bochum, Institut für Experimentalphysik I, Bochum, Germany
5
Rheinische Friedrich-Wilhelms-Universität Bonn, Bonn, Germany
6
Università di Brescia, Brescia, Italy
7
Institutul National de C& D pentru Fizica si Inginerie Nucleara “Horia Hulubei”, Bukarest-Magurele, Romania
8
P.D. Patel Institute of Applied Science, Department of Physical Sciences, Changa, India
9
University of Technology, Institute of Applied Informatics, Cracow, Poland
10
IFJ, Institute of Nuclear Physics PAN, Cracow, Poland
11
AGH, University of Science and Technology, Cracow, Poland
12
Instytut Fizyki, Uniwersytet Jagiellonski, Cracow, Poland
13
FAIR, Facility for Antiproton and Ion Research in Europe, Darmstadt, Germany
14
GSI Helmholtzzentrum für Schwerionenforschung GmbH, Darmstadt, Germany
15
Veksler-Baldin Laboratory of High Energies (VBLHE), Joint Institute for Nuclear Research, Dubna, Russia
16
University of Edinburgh, Edinburgh, UK
17
Friedrich Alexander Universität Erlangen-Nürnberg, Erlangen, Germany
18
Northwestern University, Evanston, IL, USA
19
Università di Ferrara and INFN, Sezione di Ferrara, Ferrara, Italy
20
Frankfurt Institute for Advanced Studies, Frankfurt, Germany
21
INFN Laboratori Nazionali di Frascati, Frascati, Italy
22
INFN, Sezione di Genova, Genova, Italy
23
Justus Liebig-Universität Gießen II, Physikalisches Institut, Gießen, Germany
24
University of Glasgow, Glasgow, UK
25
Birla Institute of Technology and Science - Pilani, K.K. Birla Goa Campus, Goa, India
26
KVI-Center for Advanced Radiation Technology (CART), University of Groningen, Groningen, The Netherlands
27
Gauhati University, Physics Department, Guwahati, India
28
Indian Institute of Technology Indore, School of Science, Indore, India
29
Fachhochschule Südwestfalen, Iserlohn, Germany
30
Forschungszentrum Jülich, Institut für Kernphysik, Jülich, Germany
31
Chinese Academy of Science, Institute of Modern Physics, Lanzhou, China
32
INFN Laboratori Nazionali di Legnaro, Legnaro, Italy
33
Lunds Universitet, Department of Physics, Lund, Sweden
34
Johannes Gutenberg-Universität, Institut für Kernphysik, Mainz, Germany
35
Helmholtz-Institut Mainz, Mainz, Germany
36
Research Institute for Nuclear Problems, Belarus State University, Minsk, Belarus
37
Moscow Power Engineering Institute, Moscow, Russia
38
Institute for Theoretical and Experimental Physics, Moscow, Russia
39
Nuclear Physics Division, Bhabha Atomic Research Centre, Mumbai, India
40
Westfälische Wilhelms-Universität Münster, Münster, Germany
41
Suranaree University of Technology, Nakhon Ratchasima, Thailand
42
Budker Institute of Nuclear Physics, Novosibirsk, Russia
43
Institut de Physique Nucléaire, CNRS-IN2P3, Univ. Paris-Sud, Université Paris-Saclay, 91406, Orsay cedex, France
44
Dipartimento di Fisica, Università di Pavia, INFN, Sezione di Pavia, Pavia, Italy
45
Institute for High Energy Physics, Protvino, Russia
46
IRFU, SPHN, CEA Saclay, Saclay, France
47
Sikaha-Bhavana, Visva-Bharati, Santiniketan, India
48
University of Sidney, School of Physics, Sidney, Australia
49
National Research Centre “Kurchatov Institute”, B.P. Konstantinov Petersburg Nuclear Physics Institute, Gatchina, St. Petersburg, Russia
50
Stockholms Universitet, Stockholm, Sweden
51
Kungliga Tekniska Högskolan, Stockholm, Sweden
52
Sardar Vallabhbhai National Institute of Technology, Applied Physics Department, Surat, India
53
Veer Narmad South Gujarat University, Department of Physics, Surat, India
54
INFN, Sezione di Torino, Torino, Italy
55
Politecnico di Torino and INFN, Sezione di Torino, Torino, Italy
56
Università di Torino and INFN, Sezione di Torino, Torino, Italy
57
Università di Trieste and INFN, Sezione di Trieste, Trieste, Italy
58
Uppsala Universitet, Institutionen för fysik och astronomi, Uppsala, Sweden
59
The Svedberg Laboratory, Uppsala, Sweden
60
Instituto de Física Corpuscular, Universidad de Valencia-CSIC, Valencia, Spain
61
Sardar Patel University, Physics Department, Vallabh Vidynagar, India
62
National Centre for Nuclear Research, Warsaw, Poland
63
Österreichische Akademie der Wissenschaften, Stefan Meyer Institut für Subatomare Physik, Wien, Austria
* e-mail: khaneftd@kph.uni-mainz.de
Received:
2
February
2016
Accepted:
23
September
2016
Published online:
23
November
2016
Simulation results for future measurements of electromagnetic proton form factors at ANDA (FAIR) within the PandaRoot software framework are reported. The statistical precision with which the proton form factors can be determined is estimated. The signal channel
is studied on the basis of two different but consistent procedures. The suppression of the main background channel, i.e.
, is studied. Furthermore, the background versus signal efficiency, statistical and systematical uncertainties on the extracted proton form factors are evaluated using two different procedures. The results are consistent with those of a previous simulation study using an older, simplified framework. However, a slightly better precision is achieved in the PandaRoot study in a large range of momentum transfer, assuming the nominal beam conditions and detector performance.
© The Author(s), 2016