VLHC Based ep Colliders: e-ring versus e-linac
Main parameters of a Linac*VLHC based ep collider are estimated and compared with resently suggested ep collider in the VLHC tunnel.
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Publications and source records attributed to S. Sultansoy.
Main parameters of a Linac*VLHC based ep collider are estimated and compared with resently suggested ep collider in the VLHC tunnel.
The existence of a 4th SM family would produce a large enhancement of the gluon fusion channel of Higgs boson production at hadron colliders. In this case, the SM Higgs boson could be seen at the CERN Large Hadron Collider (LHC) via the golden mode (H->4l) with an integral luminosity of only a few fb^-1.
Parameters for linac-ring type e^{-}e^{+} colliders with sqrt(s)=1020 MeV (phi factory), 3770 MeV (charm factory) and 4.2 GeV (tau factory) are discussed. It is shown that luminosities of the order of 10^{34} cm^{-2}s^{-1} can be achieved.
We investigate the potentials of future high energy lepton-proton colliders to detect supersymmetric particles in the charged current type $lp\to\tildeν_l\tilde qX$, $l=e,μ$, reactions. We also study their decays by using the mass spectrum given in the Technical Design Report of ATLAS Collaboration (SUGRA Point 6 corresponding to large $tanβ$).
Different limitations on luminosity of linac-ring type colliders coming from beam dynamics issues are considered for the examples of the $ep$ options of the THERA and LinacXLHC proposals. It is shown that $L=1.3\times 10^{31}$ for THERA and $L=2.7\times 10^{32}$ for LinacXLHC can be achieved for round beams case. Corresponding sets of parameters are given with the explanations.
TESLA Technical Design Report, Part VI, Chapter 1: The Photon Collider at TESLA
We study the observability for a Higgs boson at upgraded Tevatron via the modes gg->h->ZZ->4l (l=e,mu). We find that the signal can be observed at an integrated luminosity of 30 fb^(-1) if the fourth SM family exists.
Options for future $lepton-proton,lepton-nucleus,γ-proton,γ-nucleus$ and FEL$γ-nucleus$ colliders are discussed. In the spirit of this content, we consider TESLAxHERA, LEPxLHC, $μ$xTEVATRON, exRHIC, LinacxLHC, $\sqrt{s}=3TeV$ $μp$ and CLIC based colliders.
The potential of $μ^{+}μ^{-}$ colliders to investigate the fourth SM family fermions predicted by flavour democracy has been analyzed. It is shown that muon colliders are advantageous for both pair production of fourth family fermions and resonance production of fourth family quarkonia. Also isosinglet quarks production at $μ^{+}μ^{-}$ colliders has been investigated.
The physics search potential of the FEL {gamma} - Nucleus colliders is analysed using excitations of the (232)Th nucleus. It is shown that, due to the monochromacity of FEL {gamma} beam and high statistics, proposed colliders will play an important role in the field of "traditional" nuclear physics.
The production of collective excitations of the (154)Sm at FEL{gamma}+LHC collider is investigated. We show that this machine will be a powerful tool for investigation of high energy level excitations.
Single production of t-quarks at the THERA and LinacxLHC based gamma-p colliders via anomalous gamma-u-t and gamma-c-t couplings have been studied. We show that gamma-p colliders will be a powerful tool for searching for the anomalous couplings.
Main parameters of linac-ring type $phi$ factory and 1-5 GeV energy proton synchrotron proposed in the framework of the Turkic Accelerator Complex (TAC) Project are discussed
Construction of the TESLA linear electron-positron collider tangentially to the HERA proton ring will provide a number of new facilities for particle and nuclear physics research. In this paper main parameters and physics goals of eA, gamma-A and FEK gamma-A colliders, as well as fixed target experiments are discussed.
The exiatence of extra SM families results in essential enhancement of the gluon fusion channel Higgs boson production at hadron colliders. In this case, the SM Higgs boson can be seen at the upgraded Tevatron via the "golden mode" (H-->4l) for certain values of its mass.
The first Part contains the invited talk given at the First International Workshop on Linac-Ring Type ep and $gamma$p Colliders (9-11 April 1997, Ankara, Turkey). Four known types of colliders, which may give an opportunity to achieve TeV center of mass energies in the near future (10-15 years), are discussed. Parameters of the linac-ring type e-p, $gamma$-p, e-nucleus and $gamma$-nucleus machines are roughly estimated. Some speculations on TeV scale physics are given. The physics goals of the TeV energy $gamma$-p and $gamma$-nucleus colliders are considered. Information about the Ankara'97 Workshop, including Workshop Conclusion and Recommendations, is presented in Part II. Finally, an Appeal to ICFA, ECFA and ACFA is presented in Part III.
We present a calculation for a new limit on nu_(e)->nu_(tau) oscillations based on the recent data from CHORUS experiment
Main parameters and physics search potential of gamma-p and gamma-A colliders, which will be available due to constructing the TESLA linear electron-positron collider tangentially to the HERA proton ring, are discussed.