In recent years, progress in the generation of squeezed states of light, mainly characterized by a reduced noise property, has stimulated important work in rela

This book explores alternative ways of accomplishing secure information transfer with incoherent multi-photon pulses in contrast to conventional Quantum Key Dis

Light and light based technologies have played an important role in transforming our lives via scientific contributions spanned over thousands of years. In this

In modern optics, the photon concept is indispensable for an ever-increasing range of applications, including many that are now prominent in twenty-first-centur

This textbook is intended to accompany a two-semester course on quantum mechanics for physics students. Along with the traditional material covered in such a co