Irfan Siddiqi

Irfan Siddiqi is a Pakistani-American physicist and currently a Professor of Physics at the Quantum Nanoscience Laboratory (established by him) and the Department of Physics at the University of California Berkeley. He is known for groundbreaking contributions to the fields of Circuit quantum electrodynamics and for development of the Josephson quantum electron pump. In recognition with his pioneering work in superconducting circuits, among other honors and awards, he was awarded with the American Physical Society George E. Valley, Jr. Prize in 2006. His citation read "For the development of the Josephson bifurcation amplifier for ultrasensitive measurements at the quantum limit."