Author:
Yadav Vikash Kumar,Venkataraman Vivek,Ghosh Joyee
Abstract
We report an efficient source of polarization-entangled photon-pairs at telecom wavelength of 1550-nm using a fiber-pigtailed MgO:PPLN ridge-waveguide. The φ+ Bell-state is generated with >84% fidelity violating the CHSH inequality by >10 standard deviations.