Why Photon Colliders are necessary in a future collider program

Abstract

Subjects of discussion Different scenarios Higgs window to a New Physics Anomalies in the interactions of gauge and Higgs bosons Some problems with t-quarks and MSSM. Some problems in QCD and hadron physics. By-product: Production of axions, etc. from region of conversion e --> gamma.

Comments: LaTeX 2e, 9 pages with 6 figures