About Me

I'm an Assistant Professor at the University of Southern Denmark. My research topics are:

  • Lattice gauge theories
  • Hadronic matrix elements
  • Hot and dense QCD
  • High performance computing

Contact Details

Dr. Benjamin Jäger
Department of Computer Science and Mathematics
University of Southern Denmark
Odense, DK

jaeger&ltat&gtcp3.sdu.dk

Publications

Papers and Proceedings

[32] G. Aarts, C. Allton, S. Hands, B. Jäger, C. Praki and J. I. Skullerud, Nucleons and parity doubling across the deconfinement transition, arXiv:1502.03603.

[31] G. Aarts, F. Attanasio, B. Jäger, E. Seiler, D. Sexty, and I.-O. Stamatescu, QCD at nonzero chemical potential: recent progress on the lattice, PoS ConfinementXI, arXiv:1412.0847.

[30] A. Francis, G. Herdoiza, H. Horch, B. Jäger, et al., Study of the Couplings of QED and QCD from the Adler Function, PoS (Lattice 2014) 163, arXiv:1412.6934.

[29] G. Aarts, B. Jäger, E. Seiler, D. Sexty, and I.-O. Stamatescu, Systematic approximation for QCD at non-zero density, PoS (Lattice 2014) 207, arXiv:1412.5775.

[28] A. Francis, V. Gülpers, G. von Hippel, B. Jäger, et al., The leading disconnected contribution to the anomalous magnetic moment of the muon, PoS (Lattice 2014) 128, arXiv:1411.7592.

[27] P. M. Junnarkar, S. Capitani, D. Djukanovic, B. Jäger, et al., Nucleon axial form factors from two-flavour Lattice QCD, PoS (Lattice 2014) 150, arXiv:1411.5828.

[26] G. von Hippel, S. Capitani, D. Djukanovic, J. Hua, B. Jäger, et al., Suppression of excited-state effects in lattice determination of nucleon electromagnetic form factors, PoS (Lattice 2014) 147, arXiv:1411.4804.

[25] A. Francis, V. Gülpers, G. Herdoíza, G. von Hippel, B. Jäger, et al., Lattice QCD Studies of the Leading Order Hadronic Contribution to the Muon g − 2, ICHEP 2014, arXiv:1411.3031.

[24] G. Aarts, F. Attanasio, B. Jäger, E. Seiler, D. Sexty, et al., Exploring the phase diagram of QCD with complex Langevin simulations, PoS (Lattice 2014) 200, arXiv:1411.2632.

[23] M. Della Morte, A. Francis, G. Herdoiza, H. Horch, B. Jäger, et al., Study of the anomalous magnetic moment of the muon computed from the Adler function, PoS (Lattice 2014) 162,arXiv:1411.1206.

[22] A. Francis, V. Gülpers, G. Herdoiza, H. Horch, B. Jäger, et al., The leading hadronic contribution to (g-2) of the muon: The chiral behavior using the mixed representation method, PoS (Lattice 2014) 127,arXiv:1410.7491.

[21] A. Francis, V. Gülpers, G. Herdoiza, H. Horch, B. Jäger, et al., Lattice QCD studies of the Adler function, in Hadronic contributions to the muon anomalous magnetic moment Workshop. (g − 2)μ: Quo vadis? Workshop. Mini proceedings (2014), arXiv:1407.4021.

[20] B. Brandt, A. Francis, V. Gülpers, G. Herdoiza, B. Jäger, et al., Low-Energy Precision Physics and Lattice QCD, 7th NIC Symposium (2014) 195–202.

[19] M. Della Morte, G. Herdoiza, H. Horch, B. Jäger, A. Jüttner, et al., Fitting the lattice vacuum polarisation function to perturbation theory, PoS (Lattice 2013) 444.

[18] M. Della Morte, G. Herdoiza, H. Horch, B. Jäger, A. Jüttner, et al., Computing the Adler function from the vacuum polarization function, PoS (Lattice 2013) 304, arXiv:1311.6975.

[17] G. M. von Hippel, B. Jäger, T. Rae, and H. Wittig, Getting Covariantly Smeared Sources into Better Shape, PoS (Lattice 2013) 424.

[16] G. von Hippel, J. Hua, B. Jäger, H. Meyer, T. D. Rae, et al., Fitting strategies to extract the axial charge of the nucleon from lattice QCD, PoS (Lattice 2013) 446.

[15] S. Capitani, M. Della Morte, D. Djukanovic, G. von Hippel, B. Jäger, et al., A high-statistics study of the nucleon EM form factors, axial charge and quark momentum fraction, PoS (Lattice 2013) 272, arXiv:1311.5804.

[14] A. Francis, B. Jäger, H. B. Meyer, and H. Wittig, Adler function and hadronic vacuum polarization from lattice vector correlation functions in the time-momentum representation, PoS (Lattice 2013) 305, arXiv:1311.3285.

[13] A. Francis, B. Jäger, H. B. Meyer, and H. Wittig, A new representation of the Adler function for lattice QCD, Phys.Rev. D88 (2013) 054502, arXiv:1306.2532.

[12] G. M. von Hippel, B. Jäger, T. D. Rae, and H. Wittig, The Shape of Covariantly Smeared Sources in Lattice QCD, JHEP 1309 (2013) 014, arXiv:1306.1440.

[11] S. Capitani, M. Della Morte, G. von Hippel, B. Jäger, B. Knippschild, et al., Excited state systematics in extracting nucleon electromagnetic form factors from the lattice, PoS ConfinementX (2012) 321.

[10] M. Della Morte, B. Jäger, T. D. Rae, and H. Wittig, Improved interpolating fields for hadrons at non-vanishing momentum, PoS (Lattice 2012) 260, arXiv:1211.1288.

[9] S. Capitani, M. Della Morte, G. von Hippel, B. Jäger, B. Knippschild, et al., Excited state systematics in extracting nucleon electromagnetic form factors, PoS (Lattice 2012) 177, arXiv:1211.1282.

[8] M. Della Morte, B. Jäger, A. Jüttner, and H. Wittig, Lattice calculations of the leading hadronic contribution to (g − 2)μ, PoS (Lattice 2012) 175, arXiv:1211.1159.

[7] M. Della Morte, B. Jäger, T. D. Rae, and H. Wittig, Improved interpolating fields for hadrons at non-zero momentum, Eur.Phys.J. A48 (2012) 139, arXiv:1208.0189.

[6] S. Capitani, M. Della Morte, G. von Hippel, B. Jäger, A. Jüttner, et al., The nucleon axial charge from lattice QCD with controlled errors, Phys.Rev. D86 (2012) 074502, arXiv:1205.0180.

[5] M. Della Morte, B. Jäger, A. Jüttner, and H. Wittig, Towards a precise lattice determination of the leading hadronic contribution to (g − 2)μ, JHEP 1203 (2012) 055, arXiv:1112.2894.

[4] B. Brandt, M. Della Morte, B. Jäger, A. Jüttner, and H. Wittig, Hadronic contribution to the lepton anomalous magnetic moment and pion form factor in lattice QCD, Prog.Part.Nucl.Phys. 67 (2012) 223–227.

[3] M. Della Morte, B. Jäger, H. Wittig, and A. Jüttner, Lattice Determination of the Anomalous Magnetic Moment of the Muon, PoS (Lattice 2011) 161, arXiv:1111.2193.

[2] M. Della Morte, B. Jäger, A. Jüttner, and H. Wittig, The leading hadronic vacuum polarisation on the lattice, AIP Conf.Proc. 1343 (2011) 337–339, arXiv:1011.5793.

[1] B. B. Brandt, S. Capitani, D. Djukanovic, G. von Hippel, B. Jäger, et al., Wilson fermions at fine lattice spacings: scale setting, pion form factors and (g − 2)μ, PoS (Lattice 2010) 164, arXiv:1010.2390.

Presentations

International conferences and meetings

Lattice 2014 New York, USA July 2014
XQCD poster presentation Stony Brook, USA June 2014
Lattice 2013 Mainz, Germany July 2013
New Horizons in Lattice Field Theory best poster award Natal, Brazil March 2013
Lattice 2012 Cairns, Australia June 2012
EINN 2011 Paphos, Cyprus November 2011
Lattice 2011 Squaw Valley, USA July 2011

Seminars

Dublin theory seminar Dublin, Ireland November 2014
Fourth Annual DiRAC Day Durham, UK September 2014
Swansea theory group seminar Swansea, UK May 2013
German physical society spring meeting 2012 Mainz, Germany March 2012
Graduate summer school 2011 Chiemsee, Germany September 2011
German physical society spring meeting 2011 Karlsruhe, Germany March 2011
Nuclear physics institute seminar Mainz, Germany January 2011

Work

University of Southern Denmark, DK

Assistant Professor 2017 - Present

ETH Z√rich, CH

Postdoctoral Researcher 2016 - 2017

Swansea University, UK

Postdoctoral Research Officer 2013 - 2016

Helmholtz Institute Mainz, Germany

PhD Scholarship 2010 - 2013

Education

Johannes Gutenberg Univerität Mainz, Germany

PhD in Physics summa cum laude May 2014
PhD thesis

Johannes Gutenberg Univerität Mainz, Germany

Diploma in Physics September 2010
Diploma thesis