Quantum Information Science (QIS)

We’re developing quantum technologies that integrate with existing platforms—making them scalable, energy-efficient, and manufacturable. Our research spans silicon-based qubits, superconducting circuits, and quantum control systems, all built using materials and fabrication techniques that support broad compatibility and reproducibility.

By leveraging established infrastructure and fabrication methods, we aim to accelerate quantum system development while reducing barriers to implementation. Our team explores both fundamental quantum science and applied engineering, with a focus on coherence, integration, and hybrid architectures that combine quantum and classical components.

This approach enables new capabilities in precision measurement, secure communication, and advanced computation—while remaining grounded in practical design principles that support scalability and real-world deployment.

A metallized grating chip on silicon can be used in place of free-space optics to cool and trap atoms to facilitate quantum applications in the Laboratory of Quantum and Photonic Engineering in the Engineering Research Building at the University of Wisconsin–Madison on Nov. 21, 2024.

Research Faculty and Staff

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Jennifer Choy

Position title: Associate Professor

Research lab website

Electrical & Computer Engineering

  • Quantum engineering
  • Atomic and optical physics
  • Nanophotonics
  • Development and characterization of solid-state defects
  • Quantum sensing using atoms and defects in solids
  • Inertial navigation and timekeeping
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Mark Eriksson

Position title: John Bardeen and Steenbock Professor

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Physics

  • Quantum Computation and Quantum Bits (Qubits)
  • Si/SiGe Quantum Dot Spin and Hybrid Qubits
  • Nanoscience
  • Carbon Nanotubes and Graphene
  • Semiconductor Nanomembranes
  • Thermoelectric Materials
  • Semiconductor Nanostructures
  • Scanning Probe Microscopy (AFM, EFM, Scanned Gate)
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Mark Friesen

Position title: Distinguished Scientist

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Physics

  • Quantum computing
  • Semiconductor physics
  • Device modeling
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Padma Gopalan

Position title: Associate Chair of Graduate Studies

Research lab website

Materials Science & Engineering

  • Polymer Synthesis and Characterization
  • Electro-optic and Photonic Materials
  • Self-assembly of Block Copolymers
  • Photonic Devices
  • Liquid Crystalline Polymers
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Roman Kuzmin

Position title: Dunson Cheng Assistant Professor of Physics

Research lab website

Physics

  • High-impedance superconducting circuits
  • Analog quantum simulation & computing
  • Josephson junction arrays for many-body physics
  • Quantum phase transitions & impurity models
  • Qubit design for metrology and simulation

 

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Robert McDermott

Position title: Roeske Professor of Physics

Research lab website

Physics, Materials Science & Engineering

  • Condensed matter: quantum coherence and entanglement of superconducting integrated circuits
  • Quantum-limited amplifiers
  • Application of SQUIDs to magnetic resonance detection
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Matthew Otten

Position title: Assistant Professor

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Physics

  • Quantum information science
  • Open quantum systems
  • Quantum computing
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Britton L. Plourde

Position title: Professor

Research lab website

Physics

  • Superconducting quantum circuits
  • Josephson junction-based qubits
  • Quantum computing hardware and scalability
  • Quasiparticle dynamics in superconductors
  • Noise and decoherence in quantum systems
  • Quantum sensing and detection (e.g., dark matter)
  • Microfabrication of superconducting devices
  • Applied quantum technologies in startup environments
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Swamit Tannu

Position title: Assistant Professor

Research lab website

Computer Sciences, Electrical and Computer Engineering

  • Quantum/classical systems architecture
  • Fault-tolerant quantum computing
  • Secure, scalable, programmable quantum tools
  • Quantum error correction + compiler + hardware
  • ML for quantum readout and simulation
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George Tzimpragos

Position title: James E. Smith Assistant Professor

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Electrical & Computer Engineering

  • Computer architecture
  • Computing with novel technologies
  • Brain-inspired computing
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Maxim G. Vavilov

Position title: Professor, Associate Chair for Undergraduate Program and Academic Affairs

Research lab website

Physics

  • Theoretical condensed matter physics
  • Quantum transport & non-equilibrium systems
  • Disorder, chaos, and many-body quantum dynamics
  • Superconducting qubits and gate development
  • Quasiparticle effects in mesoscopic devices
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Jennifer Volk

Position title: John D. Wiley Assistant Professor

Research lab website

Electrical & Computer Engineering

  • Superconducting logic
  • Bio-based architectures
  • Novel computing mediums
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Paul Voyles

Position title: Harvey D. Spangler Professor

Research lab website

Materials Science & Engineering

  • Electron microscopy, including aberration-corrected Z-contrast STEM, microanalysis by EDS and EELS, and coherent electron nanodiffraction
  • Growth, structure, and defects in functional materials, including spintronics, oxide interfaces, and nanostructures
  • Nanoscale order in glassy materials
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Benjamin Woods

Position title: Assistant Professor

Research lab website

Physics

  • Spin qubits in semiconductor quantum dots
  • Semiconductor-superconductor hybrids
  • Topological superconductivity
  • Hamiltonian engineering

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