Figure 1From: Long term experimental verification of a single chip quantum random number generator fabricated on the InP platform(a) Top-view photo of the QRNG monolithic integrated InP chip. (b) Chip layout of the QRNG section. DBR: distributed Bragg reflector laser, MMI: Multimode interferometer, u/bMZI: unbalanced/balanced Mach-Zehnder interferometerBack to article page