Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Di-Jet Suppression and Multi-Mono-Jet Emission – Signal of QGP or LXD- Black Holes at LHC Horst Stöcker, FIAS Frankfurt Institute for Advanced Studies 1 LXD: TeV-BHs in p+p @ LHC - 10^8 p.a. ?! 2 Di- Jet suppression- Signal LXD-BHs @ LHC: ALICE, ATLAS, CMS 3 Muliple Monojets from Hawking-Evaporating signal TeV-BHs! Need EM-Cal for better ~ 100 GeV reach in pt 4 Stable TeV-Remnant-BHs? Observe them in TPC? 5 BH- Production 1000*enhanced in Pb+Pb @ 5.5 ATeV 6 TeV-BHs explode in QCD-plasma? 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Focus 32/1999 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

What are LXDs in SUSY? Large Extra Dimensions, d=1,2,..,6,7 Our world embedded into LXD: L>>lPl Boundary Conditions: *Donli et al., PLB 429 (1998) 263 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Black Holes in 4 Dim: Karl Schwarzschild Born: 9 Oct 1873 in Frankfurt am Main Solves 1915 Einstein‘s General Relativity Black Holes in 3+1Dim Schwarzschild- Metric Schwarzschild- Radius RS=Horizonradius RH Schwarzschild- -Singularity at R-> 0 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Black Holes in D = 4+d LXD in macrocosmos: RH Topology of the horizon: LXD in microcosmos: Topology of the horizon: 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Black Holes in ADD- model, D = 4 + d Dim: number of extra dimensions d=1,2,…,6,7 Schwarzschild radius RH modified! *Myers and Perry, Ann. of Phys. 172 (1986) Landsberg & Giddins: LXD-BHs Production Nanobarn In pp@LHC ! Now: micro- barn in Pb+Pb!! Sun: LHC: RH of proton in D=4: near zero RH of proton in LXD:large! 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

LHC = Black Hole Factory? BH X LHC = Black Hole Factory? Problem: No fundamental scattering operator for |A> + |B> --> BH + X Model for cross section: impact parameter b Parton model- fold structure fct.: 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Production probabilities significantly increased for Pb+Pb Ncoll=200! 1000 times! Landsberg & Giddins: LXD-BHs Production Nanobarn In pp@LHC ! Pb+Pb Microbarn!! * ** * Bleicher, Hofmann, Hossenfelder, Stoecker Phys.Lett. B548:73-76,2002 ** Hossenfelder: Phys.Lett.B598:82-98,2004 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

High pT Di-Jet -Suppression at LHC: Di- Jets with M> Mf vanish behind Schwarzschild radius Rh High pT ~ Mf sppression in AB -> Jet(pT)+X => #Jet(pT) << #Jet(pT) in LXDs in D=4 => 1/pt physics: hidden behind horizon! LHC - where are my Di-Jets gone? 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Hard Scattering: NO Di-Jets, but BHs ! STAR p + p  jet event Jet event in e+e- collision STAR Au+Au (jet?) event See Multi-Mono-Jets in LHC energy p+p & Au+Au ? 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main IF (LXD- Black Holes at 14 TeV in pp@ LHC).THEN. (NO High pT- events, No 2*500GeV Di-Jets@LHC d =7 QCD QCD LXD-BHs => No Di-Jets w. M=E1+E2 > 1 TeV ALICE can differentiate LXD- BHs from QCD- Background! (see T. Humanic, ALICE Int. Note) 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 3 What happens to the microblackhole? - It emitts very hard multiple Monojets due to microcanonic Hawking- Radiation of SMP in 3Dim and Kaluza- Klein Tower excitations into 3 +d Dim 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Hawking Evaporation of BHs in D = 3+1= 4 Evaporation rate: Sun: Lifetime: LHC: 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Evaporation of BHs in D = 4+d Connection between Schwarzschild surface <------> Entropy of a BH Single particle spectrum: *Kraus, Wilczek: Nucl.Phys.B 433 (1995) **Casadio, Harms: MICRO! Phys.Rev. D64 (2001)... Evaporation rate: Lifetime LHC BH: (d=4, Mf=1TeV) 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

4. Evaporation of BHs in D = 4+d with remnant Information loss problem: Is motivation for modified evaporation rate: Stable BH Remnants?! 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Microcanonical Hawking-Evaporati. assuming stable Remnant produces Multiple Mono- Jets Remnants: Stable LXD-BHs at LHC Hard Mono-Jets Emitted Numerical Simulation Koch, Hossenfelder, Bleicher: JHEP 10 (2005) 053 Hossenfelder, Bleicher, Hofmann, Stoecker, Ashutosh, Kotwal Phys.Lett.B566.233-239 (2003) . . . . . . . . . . 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

No Di-Jets: Multiple Mono-Jets from Hawking- Radiation! 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Black Hole Remnants in Large Extra Dimensions Sabine Hossenfelder, M. Bleicher, S. Hofmann, Horst Stöcker, Ashutosh Kotwal Phys.Lett.B566(2003)233 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Stable remnants convert mass into energy E=mc^2 90% efficiency (neutrinos, gravitons escape) Remnant BHs Convert protons in photons, e+/- Yearly world energy consumption 10^21 Joule m = E/c^2 = 10^21 J/(3*10^8 m/s)^2 = 10^4 kg = 10 tons Need 10 tons of abitrary material, convert to radiation 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Remnant signal clearly distiguishable from disappearing BH Koch, Hossenfelder, Bleicher: JHEP 10 (2005) 053 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Kapusta-Hawking-Plasma at T=100GeV? Extreme energy density 10^9 GeV/fm^3 Multiple hard Jets with hundreds of GeV each Thermalization? Formation of plasma? T > 100 GeV: 1000 * Tcrit-QCD Hydrodynamic Detonation? Thermal rates for: Electroweak-, Higgs- and SUSY particles 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Shockwave in TPC? (ALICE) 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Di-Jet Suppression and Multi-Mono-Jet Emission – Signal of QGP or LXD- Black Holes at LHC Horst Stöcker, FIAS Frankfurt Institute for Advanced Studies 1 LXD: TeV-BHs in p+p @ LHC - 10^8 p.a. ?! 2 Di- Jet suppression- Signal LXD-BHs @ LHC: ALICE, ATLAS, CMS 3 Muliple Monojets from Hawking-Evaporating signal TeV-BHs! Need EM-Cal for better ~ 100 GeV reach in pt 4 Stable TeV-Remnant-BHs? Observe them in TPC? 5 BH- Production 1000*enhanced in Pb+Pb @ 5.5 ATeV 6 TeV-BHs explode in QCD-plasma? 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main Thank You!!! Marcus Bleicher ITP, Goethe- Univ. Frankfurt Stefan Hofmann now: Perimeter Institute, Waterloo, Sabine Hossenfelder now: UC Santa Barbara, Kerstin Paech now: NSCL, MSU, East Lansing Uli Harbach FIAS Ben Koch FIAS Stefan Scherer FIAS Thomas Humanic Ohio State Univ. 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main

Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main 20/11/2018 Horst Stöcker, FIAS & ITP, J.W. Goethe- Universität Frankfurt am Main