1204.0487 (A. Senol)

Search for electromagnetic properties of the neutrino in $γe$ and
$γγ$ collisions at CLIC    [PDF]

A. Senol

We have examined nonstandard $\gamma\nu\bar\nu$ and $\gamma\gamma\nu\bar\nu$ couplings via $\nu\bar\nu$ production in a $e\gamma$ and $\gamma\gamma$ collisions at the CLIC. We obtain 95% confidence level bounds on $\gamma\nu\bar\nu$ and $\gamma\gamma\nu\bar\nu$ couplings by considering the backscattered photon distribution function for incoming photons and Initial State Radiation (ISR) and Beamstrahlung (BS) effect for initial state electrons in the $e\gamma$ and $\gamma\gamma$ collider modes of linear collider. We indicate that the reaction $\gamma\gamma\to\nu\bar\nu$ provides more than 15 orders of magnitude improvement in neutrino-two photon couplings compared to LEP limits.

View original: http://arxiv.org/abs/1204.0487