scholarly journals Unique heavy lepton signature ate+e−linear collider with polarized beams

2013 ◽  
Vol 87 (9) ◽  
Author(s):  
G. Moortgat-Pick ◽  
P. Osland ◽  
A. A. Pankov ◽  
A. V. Tsytrinov

1996 ◽  
Vol 11 (13) ◽  
pp. 2293-2307
Author(s):  
V.V. KABACHENKO ◽  
YU. F. PIROGOV

In the framework of the unified compositeness of leptons, quarks and Higgs bosons, supplemented with the hypothesis of the vector boson dominance of the SM gauge interactions, restrictions on the universal residual fermion–boson and boson–boson interactionsare investigated. Manifestations of the universal interactions in the W+W− and ZH boson pair production at the 2 TeV e+e− linear collider are studied. Definite signaturesof these interactions are exposed, and their relations to the nonstandard triple gaugeinteractions are considered. It is shown that the unified substructure could be tested atthe collider in these processes up to the compositeness scale [Formula: see text], which liesin the naturally preferred deca-TeV region. Importance of the optimal angular cutoffsand the polarized beams is found.



Author(s):  
G. Moortgat-Pick ◽  
A. Bartl ◽  
K. Hidaka ◽  
T. Kernreiter ◽  
H. Liivat ◽  
...  


1996 ◽  
Vol 11 (09) ◽  
pp. 1585-1590 ◽  
Author(s):  
FRANK CUYPERS

We review the pair-production and decay of selectrons in e−e− collisions and show how the standard model backgrounds can be virtually eliminated with polarized beams. The exceedingly simple analysis involved and the large sample of background-free supersymmetric events make this linear collider operating mode ideal for discovering selectrons and measuring the mass of the lightest neutralino.



2016 ◽  
Vol 40 ◽  
pp. 1660003 ◽  
Author(s):  
Annika Vauth ◽  
Jenny List

The International Linear Collider (ILC) is a proposed [Formula: see text] collider, focused on precision measurement of the Standard Model and new physics beyond. Polarized beams are a key element of the ILC physics program. The physics studies are accompanied by an extensive R&D program for the creation of the polarized beams and the measurement of their polarization. This contribution will review the advantages of using beam polarization and its technical aspects and realization, such as the creation of polarized beams and the measurement of the polarization.



2018 ◽  
Vol 33 (11) ◽  
pp. 1841005
Author(s):  
Jinzhong Han ◽  
Guang Yang ◽  
Ming Meng ◽  
Weijian Wang ◽  
Jingyun Li

We investigate the Higgs boson production processes [Formula: see text], [Formula: see text], [Formula: see text], [Formula: see text] and [Formula: see text] in the littlest Higgs model with T-parity (LHT) at the International Linear Collider (ILC). We calculate the LHT model predictions on the production rate of these processes at the ILC in the case of (un)polarized beams and the signal strengths of the production processes [Formula: see text] and [Formula: see text] with Higgs decaying to [Formula: see text]. In the allowed parameter space, we find that the signal strengths [Formula: see text] is most likely approach to the expected precision of the ILC.





2006 ◽  
Vol 73 (11) ◽  
Author(s):  
A. A. Pankov ◽  
A. V. Tsytrinov ◽  
N. Paver


2005 ◽  
Vol 20 (31) ◽  
pp. 7392-7403 ◽  
Author(s):  
ALEXANDER A. PANKOV ◽  
NELLO PAVER

We discuss the sensitivity to electron-electron contact-interactions of the processes e+e- → e+e- and e-e- → e-e- at a Linear Collider running in both e+e- and e-e- modes, with both longitudinally polarized beams. We emphasize the crucial role of polarized cross section measurements in deriving model-independent constraints on the new coupling constants, and the complementarity of the two processes as regards the different chiralities involved. We assess the reach on the values of contact-couplings expected at the planned Linear Collider.



2003 ◽  
Vol 117 ◽  
pp. 803-806
Author(s):  
G. Moortgat-Pick ◽  
A. Bartl ◽  
K. Hidaka ◽  
T. Kernreiter ◽  
H. Liivat ◽  
...  


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