Hadron Spectroscopy with a low-mass Hadron Spectroscopy with a low-mass Hadron Spectroscopy with a low-mass composite scalar in the sextet model Chik Him (Ricky) composite scalar composite scalar Wong in the sextet model in the sextet model Outline Review Hadron Spectroscopy Simulation Details Light 0 ++ ground state as Higgs Impostor LHC-Reachable Chik Him (Ricky) Wong Resonance Candidates ρ , a 0 , a 1 Lightest Baryon N Summary Conclusion Lattice Higgs Collaboration (L at HC): Zoltán Fodor $ , Kieran Holland ∗ , Julius Kuti † , Santanu Mondal − , Dániel Nógrádi − , Chik Him Wong $ †: University of California, San Diego *: University of the Pacific $: University of Wuppertal -: Eötvös University LATTICE 2015 1 / 16
Outline Outline Hadron Spectroscopy with a low-mass composite scalar in the sextet model Chik Him (Ricky) Wong Outline Review Review: Sextet model as Composite Higgs candidate Hadron Spectroscopy Hadron Spectroscopy on Extended Dataset Simulation Details Light 0 ++ ground state Simulation Details as Higgs Impostor LHC-Reachable Higgs Impostor: Light M f 0 Resonance Candidates ρ , a 0 , a 1 LHC reachable resonances : M a 0 , M ρ , M a 1 Lightest Baryon N Summary Lightest Baryon: M N Conclusion Conclusion 2 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Goal: Look for a Composite Higgs model: Wong An infrared fixed point almost exists + Confining Outline ⇒ models at the edge of conformal window Review After Higgs boson discovery : Light 0 ++ Higgs + reproduce Hadron Spectroscopy detected phenomenology Simulation Details Predicts any observed new resonances Light 0 ++ ground state as Higgs Impostor e.g. ∼ 3 − σ diboson excess at ∼ 2 TeV is recently reported by LHC-Reachable Resonance Candidates ATLAS as a walking techni- ρ candidate (Fukano et al, arXiv:1506.03751v3) , and ρ , a 0 , a 1 Lightest Baryon N CMS seems to echo Summary Conclusion (*plots taken from Jester’s blog in Resonaances http://www.resonaances.blogspot.hu/2015/06/on-lhc-diboson-excess.html ) Parameter Space: N C , N f , Representations of SU ( N C ) Focus of this talk: SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model 3 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Goal: Look for a Composite Higgs model: Wong An infrared fixed point almost exists + Confining Outline ⇒ models at the edge of conformal window Review After Higgs boson discovery : Light 0 ++ Higgs + reproduce Hadron Spectroscopy detected phenomenology Simulation Details Predicts any observed new resonances Light 0 ++ ground state as Higgs Impostor e.g. ∼ 3 − σ diboson excess at ∼ 2 TeV is recently reported by LHC-Reachable Resonance Candidates ATLAS as a walking techni- ρ candidate (Fukano et al, arXiv:1506.03751v3) , and ρ , a 0 , a 1 Lightest Baryon N CMS seems to echo Summary Conclusion (*plots taken from Jester’s blog in Resonaances http://www.resonaances.blogspot.hu/2015/06/on-lhc-diboson-excess.html ) Parameter Space: N C , N f , Representations of SU ( N C ) Focus of this talk: SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model 3 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Goal: Look for a Composite Higgs model: Wong An infrared fixed point almost exists + Confining Outline ⇒ models at the edge of conformal window Review After Higgs boson discovery : Light 0 ++ Higgs + reproduce Hadron Spectroscopy detected phenomenology Simulation Details Predicts any observed new resonances Light 0 ++ ground state as Higgs Impostor e.g. ∼ 3 − σ diboson excess at ∼ 2 TeV is recently reported by LHC-Reachable Resonance Candidates ATLAS as a walking techni- ρ candidate (Fukano et al, arXiv:1506.03751v3) , and ρ , a 0 , a 1 Lightest Baryon N CMS seems to echo Summary Conclusion (*plots taken from Jester’s blog in Resonaances http://www.resonaances.blogspot.hu/2015/06/on-lhc-diboson-excess.html ) Parameter Space: N C , N f , Representations of SU ( N C ) Focus of this talk: SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model 3 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Goal: Look for a Composite Higgs model: Wong An infrared fixed point almost exists + Confining Outline ⇒ models at the edge of conformal window Review After Higgs boson discovery : Light 0 ++ Higgs + reproduce Hadron Spectroscopy detected phenomenology Simulation Details Predicts any observed new resonances Light 0 ++ ground state as Higgs Impostor e.g. ∼ 3 − σ diboson excess at ∼ 2 TeV is recently reported by LHC-Reachable Resonance Candidates ATLAS as a walking techni- ρ candidate (Fukano et al, arXiv:1506.03751v3) , and ρ , a 0 , a 1 Lightest Baryon N CMS seems to echo Summary Conclusion (*plots taken from Jester’s blog in Resonaances http://www.resonaances.blogspot.hu/2015/06/on-lhc-diboson-excess.html ) Parameter Space: N C , N f , Representations of SU ( N C ) Focus of this talk: SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model 3 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Goal: Look for a Composite Higgs model: Wong An infrared fixed point almost exists + Confining Outline ⇒ models at the edge of conformal window Review After Higgs boson discovery : Light 0 ++ Higgs + reproduce Hadron Spectroscopy detected phenomenology Simulation Details Predicts any observed new resonances Light 0 ++ ground state as Higgs Impostor e.g. ∼ 3 − σ diboson excess at ∼ 2 TeV is recently reported by LHC-Reachable Resonance Candidates ATLAS as a walking techni- ρ candidate (Fukano et al, arXiv:1506.03751v3) , and ρ , a 0 , a 1 Lightest Baryon N CMS seems to echo Summary Conclusion (*plots taken from Jester’s blog in Resonaances http://www.resonaances.blogspot.hu/2015/06/on-lhc-diboson-excess.html ) Parameter Space: N C , N f , Representations of SU ( N C ) Focus of this talk: SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model 3 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Wong Outline SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model Review Intrinsically very close to Conformal Window Hadron Spectroscopy Seems to be still χ SB (Julius’ talk gave an overview 16:30) Simulation Details Light 0 ++ ground state Chiral Condensate: non-zero (Fodor et al, PoS (LATTICE 2013) 089) as Higgs Impostor Effective Potential: confining (Fodor et al, PoS (Lattice 2012) 025) LHC-Reachable Resonance Candidates ρ , a 0 , a 1 Step β function : No sign of IRFP zero observed (details in Daniel Lightest Baryon N Nogradi’s talk 17:30) (Fodor et al, arXiv:1506.06599) Summary Conclusion New tools were developed to obtain the Dirac spectrum ( details in Kieran Holland’s poster) Hadron Spectroscopy: We look for Light Higgs impostor f 0 LHC-reachable resonance candidates ρ , a 0 , a 1 Lightest Baryon N 4 / 16
Review: Review: Hadron Spectroscopy with Sextet model as Composite Higgs candidate Sextet model as Composite Higgs candidate a low-mass composite scalar in the sextet model Chik Him (Ricky) Wong Outline SU ( 3 ) N f = 2 Sextet(Two-index symmetric) Model Review Intrinsically very close to Conformal Window Hadron Spectroscopy Seems to be still χ SB (Julius’ talk gave an overview 16:30) Simulation Details Light 0 ++ ground state Chiral Condensate: non-zero (Fodor et al, PoS (LATTICE 2013) 089) as Higgs Impostor Effective Potential: confining (Fodor et al, PoS (Lattice 2012) 025) LHC-Reachable Resonance Candidates ρ , a 0 , a 1 Step β function : No sign of IRFP zero observed (details in Daniel Lightest Baryon N Nogradi’s talk 17:30) (Fodor et al, arXiv:1506.06599) Summary Conclusion New tools were developed to obtain the Dirac spectrum ( details in Kieran Holland’s poster) Hadron Spectroscopy: We look for Light Higgs impostor f 0 LHC-reachable resonance candidates ρ , a 0 , a 1 Lightest Baryon N 4 / 16
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