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Resources

Links & Resources

A curated collection of papers, textbooks, research groups, and tools that this site draws from or finds useful.

Foundational Papers
Book
Cavity Quantum ElectrodynamicsHaroche & Raimond (2006)
The canonical reference for cavity QED, covering strong coupling and quantum non-demolition measurement.
Paper
Circuit Quantum ElectrodynamicsBlais et al. (2004)
The original cQED proposal — strong coupling between a superconducting qubit and a microwave resonator.
Paper
Charge-insensitive Qubit Design (Transmon)Koch et al. (2007)
Introduces the transmon qubit and derives its insensitivity to charge noise via large E_J/E_C.
Paper
Dispersive Readout and Strong CouplingWallraff et al. (2004)
First experimental demonstration of strong coupling in a cQED system.
Paper
Input-Output Theory for Waveguide QEDGardiner & Collett (1985)
The foundational input-output theory paper for quantum optics and open systems.
Textbooks & Reviews
Book
Quantum Computation and Quantum InformationNielsen & Chuang
The standard reference for quantum information. Chapter 8 covers quantum noise and open systems.
Book
Introductory Course on Circuit QEDBlais, Grimsmo, Girvin & Wallraff (2021)
Comprehensive review of the field — highly recommended as a companion to this site.
Book
Quantum Optics: An IntroductionMark Fox
Accessible introduction to quantum optics concepts underlying cavity and circuit QED.
Research Groups
Group
Girvin Group — Yale
One of the founding groups in cQED. Theory and experiment on superconducting qubits.
Group
Wallraff Group — ETH Zürich
Experimental cQED: strong coupling, qubit readout, and quantum error correction.
Group
Oliver Group — MIT
Superconducting qubit research focused on coherence, noise, and scalable architectures.
Group
Google Quantum AI
Large-scale superconducting quantum computing, including the Sycamore processor.
Courses & Lectures
Course
Quantum Machines Summer School
Annual summer school on superconducting qubits and control electronics. Lecture videos freely available.
Course
Les Houches Lecture Notes on cQEDGirvin (2011)
Excellent pedagogical introduction to circuit QED from the Les Houches summer school.
Simulation Tools
Tool
QuTiP
The standard Python library for quantum optics and open quantum systems. Lindblad master equation solver included.
Tool
scqubits
Python library for superconducting qubit simulation — spectrum, wavefunctions, and matrix elements.
Tool
Qiskit Metal
IBM's open-source tool for superconducting qubit chip design and electromagnetic simulation.