Physics opportunities with heavy ions at FCC-hh

This sub-group of the FCC physics program focusses on studies with heavy ions.

Conveners: Nestor Armesto, Andrea Dainese, Silvia Masciocchi, Carlos Salgado, Urs Wiedemann

Basic parameters for HI collisions at FCC

Contribution to 2016 FCC-hh Physics Report

• Heavy ion contribution to the FCC-hh 2016 Physics Report: arxiv:1605.01389

Workshops and meetings

• 5th workshop, CERN, September 29, 2017
• Informal meeting on physics report, CERN, November 26, 2015
• HF discussion, ECT* Trento, March 20, 2015
• 4th workshop, CERN, September 22-23, 2014
• 3rd workshop, CERN, April 10, 2014
• 2nd workshop, CERN, January 29, 2014
• 1st workshop, CERN, December 16-17, 2013

Accelerator aspects

• Latest estimates of heavy-ion performance, in section 2 of the 2016 report: arxiv:1605.01389
• Potential performance of the FCC of heavy ions (M. Schaumann, J. Jowett. September 22, 2014): slides , paper
• Contribution to the FCC Kick-off meeting (M. Schaumann. February 14, 2014) slides
• A first look at heavy ion operation of the FHC (M. Schaumann, J. Jowett. December 16, 2013) slides

Physics topics

Saturation and small-x

Contact persons: Nestor Armesto, Marco van Leeuwen

• Saturation and small-x at the LHeC (N. Armesto) slides
• Experimental possibilities for small-x at the LHC and higher energies (M. van Leeuwen) slides
• Nuclear PDFs at the LHC and beyond (C. Salgado) slides
• Small-x (N. Armesto) slides
• Proton PDFs at FHC and first thoughts about nuclear PDFs (J. Rojo) slides
• Predictions for multiplicities and single inclusive hadrons in saturation approaches (H. Fujii) slides
• Photon, photon-hadron and di-photon production in the saturation approaches at the FCC (A. Rezaeian) slides
• Nuclear pQCD at the FCC energies (H. Paukkunen) slides
• t and t-tbar production in pp, pPb, PbPb and constraints on nuclear PDFs (D. d'Enterria, K. Krajczar, H. Paukkunen): slides, paper

Hard probes

Contact persons: Andrea Dainese, Christof Roland, Carlos Salgado

• Hard scattering cross sections
  • Total cross sections with MCFM (C. Salgado): slides
  • t and t-tbar production in pp, pPb, PbPb and constraints on nuclear PDFs (D. d'Enterria, K. Krajczar, H. Paukkunen): slides, paper

• Boosted t-tbar events as probes of the QGP time evolution (L. Apolinario, N. Armesto, G. Milhano, C. Salgado): slides

• Thermal (or secondary) charm production in the QGP
  • Role of charm in the QGP equation of state (M. Laine, S. Borsanyi, C. Schmidt, MP. Lombardo): dedicated workshop
  • Secondary charm production at LO in BAMPS (J. Uphoff): slides
  • Secondary charm production at NLO (C.M. Ko): slides
  • Secondary charm production at NLO (P. Zhuang and K. Zhou): slides

Soft sector

Contact person: Urs Wiedemann

• Nucleus-nucleus collisions and QGP: parametric extrapolations (U. Wiedemann) slides
• Collective effects in small systems - EPOS approach (T. Pierog) slides
• Hadron production and the QCD phase boundary (P. Braun-Munzinger):slides
• Collision energy dependence of anisotropic flow and the temperature dependence of eta/s (G. S. Denicol) slides
• Flow measurements with multi-particle correlations (A. Bilandzic) slides

Photon-induced collisions and connection with cosmic rays

Contact Person: David d'Enterria

• Photon-induced collisions and connection with cosmic rays (D. d'Enterria): slides
• Photon-photon collisions at FCC (D. d'Enterria): slides
• Electro-magnetic process at FCC (R. Schiker): slides

General documents, presentations

• Heavy ion contribution to the FCC-hh 2016 Physics Report: arxiv:1605.01389
• A. Dainese, FCC Week talk, Apr 2016: slides
• N. Armesto, QM2015 talk, Sep 2015: slides
• M. Ploskon, FCC Week talk, Mar 2015: slides
• M. Schaumann, Potential performance for Pb-Pb, p-Pb and p-p collisions in a future circular collider arxiv:1503.09107
• A. Dainese, seminar at INT-Seattle, Nov 2014: slides
• A. Dainese, QM2014 talk, May 2014: slides
• Proceedings of QM2014 talk: Armesto et al. arxiv:1407.7649

-- AndreaDainese - 2015-10-21