scholarly journals Higgs-photon associated production at hadron colliders

1998 ◽  
Vol 58 (5) ◽  
Author(s):  
Ali Abbasabadi ◽  
David Bowser-Chao ◽  
Duane A. Dicus ◽  
Wayne W. Repko
2006 ◽  
Vol 73 (1) ◽  
Author(s):  
Chong-Xing Yue ◽  
Zheng-Jun Zong ◽  
Li-Li Xu ◽  
Jian-Xing Chen

1993 ◽  
Vol 08 (24) ◽  
pp. 4339-4354 ◽  
Author(s):  
J.L. DIAZ CRUZ ◽  
O.A. SAMPAYO

We study the detection of the Higgs bosons predicted in the minimal SUSY standard model (h0, H0, A0 and H±). We find that after radiative corrections are considered, there is a region of parameter space where h0 will be out of the LEP reach. Some portion of this region can be covered at hadron colliders using the mechanism of associated production [Formula: see text], with h0→γγ. Other decays that may help to detect the neutral Higgses (produced either inclusively or in association with [Formula: see text]) are H→ZZ*, W+W−/ZZ, A0→Z+H0. We find that H± may be detected also through the decays H±→W±h0 and the associated production of H± with [Formula: see text].


2006 ◽  
Vol 21 (37) ◽  
pp. 2833-2843 ◽  
Author(s):  
XUELEI WANG ◽  
LILI YU ◽  
NAHONG SONG ◽  
WENNA XU

We study the associated production of the neutral top-pion [Formula: see text] with the third family quarks within the context of the topcolor-assisted technicolor model at the hadron colliders. The studies show that, at the Tevatron, the cross-sections of all these processes are too small to produce enough identified signals. But the cross-sections can be largely enhanced at the LHC. Specially for the processes [Formula: see text] and [Formula: see text], the cross-sections can reach the level of a few hundred fb even a few pb for the light neutral top-pion. With the high yearly luminosity 100 fb-1 at the LHC, over 104 signals can be produced via the above two processes. There exists an ideal flavor-changing mode to detect neutral top-pion, i.e. [Formula: see text], because the SM background of such production mode are very clean. Therefore, we can conclude that neutral top-pion should be observable at the LHC via the processes [Formula: see text] and [Formula: see text]. On the other hand, the statistics available at the LHC via these two processes might be enough to measure the Yukawa couplings [Formula: see text] and [Formula: see text]. Finally, it must be noted that the study of the process [Formula: see text] can give us a good chance to distinguish the TC2 model from the SM and MSSM because there does not exist such similar tree-level favor-changing process in these models.


2005 ◽  
Vol 618 (1-4) ◽  
pp. 209-220 ◽  
Author(s):  
Peng Wu ◽  
Wen-Gan Ma ◽  
Hong-Sheng Hou ◽  
Ren-You Zhang ◽  
Liang Han ◽  
...  

2001 ◽  
Vol 64 (9) ◽  
Author(s):  
F. Maltoni ◽  
K. Paul ◽  
T. Stelzer ◽  
S. Willenbrock

2014 ◽  
Vol 29 (04) ◽  
pp. 1450021 ◽  
Author(s):  
I. T. Cakir ◽  
A. Senol ◽  
A. T. Tasci

We consider the production of a single top quark in association with a W boson at LHeC based γp collider. We compute the cross-section for the process γp→WtX with the anomalous Wtb and Wtbγ couplings. We find that the sensitivities to anomalous couplings of top quark are shown to be comparable, even better than the ones obtained from direct searches at hadron colliders.


2004 ◽  
Vol 69 (11) ◽  
Author(s):  
Bernd A. Kniehl ◽  
Caesar P. Palisoc ◽  
Lennart Zwirner

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