Mesoscopic resistor as a self-calibrating quantum noise source

Josephson amplifier for qubit readout

(2011) Baleegh Abdo et al.   APPLIED PHYSICS LETTERS

Phase-preserving amplification near the quantum limit with a Josephson ring modulator

(2010) N. Bergeal et al.   NATURE

Analog information processing at the quantum limit with a Josephson ring modulator

(2010) N. Bergeal et al.   Nature Physics

Flux-driven Josephson parametric amplifier

(2008) T. Yamamoto et al.   APPLIED PHYSICS LETTERS

Input impedance and gain of a gigahertz amplifier using a dc superconducting quantum interference device in a quarter wave resonator

(2008) Lafe Spietz et al.   APPLIED PHYSICS LETTERS

Amplification and squeezing of quantum noise with a tunable Josephson metamaterial

(2008) M. A. Castellanos-Beltran et al.   Nature Physics