Colorado School of Mines · Department of Physics · Quantum Engineering Program

Quantum engineeringin the solid state

Welcome to the Zhang Hybrid Quantum Systems Lab!
We are a new experimental group working in quantum information science. We combine superconducting circuits, nanomechanics, and quantum defects to explore and engineer quantum systems for sensing and information processing.

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Hybrid
quantum
systems
Circuits
Mechanics
Defects

Current research directions

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Defects in a solid-state material

Quantum Defects

Understanding defect-induced noise in quantum devices while exploring controlled defects for quantum information processing.
Wire-bonded superconducting circuit chip

Superconducting Circuits

Studying materials, pushing circuit performance, and using superconducting devices for quantum sensing and control.
Quantum nanomechanical device

Quantum Nanomechanics

Mechanical systems in the quantum regime for transduction, sensing, and hybrid interfaces.
Micrograph of a hybrid quantum device

Hybrid Quantum Systems

Coherent information transfer across superconducting, spin, and mechanical platforms.

Group news

2026
Zihuai visited JILA and gave an invited talk, "Microscopic Defect Physics in Macroscopic Quantum Circuits."
Sep 15
Our collaborative work on a diamond defect with millisecond-scale spin relaxation was published in Physical Review B as an Editors' Suggestion and featured in Physics.
Aug 13
Our invited review, "Point defects in semiconductors: Friends and foes for quantum technologies," has been published in MRS Bulletin.
May 24
Zihuai accepted a position as Assistant Professor of Physics at Colorado School of Mines and will join in mid-August.
Apr 21