Quantum Optics Theory - Quantum Information (QuOTh-QI)

Current research members


Group leads

Professor Timothy C. Ralph
Group lead, QuOTh-QI
Node Director, Australian Research Council Centre for Quantum Communication and Computation Technologies


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Postdoctoral staff

Dr. Ryan Marshman

Dr. Josephine Dias
Interests: quantum optics, quantum communication, quantum networks, quantum repeaters
2025 Australia Research Council DECRA Fellow



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PhD students

Deepesh Singh

Nicholas Zaunders
Interests: continuous-variable quantum systems, quantum communication, quantum cryptography, free-space quantum optics, entanglement distribution, quantum error correction

n.zaunders@uq.edu.au
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S Nibedita Swain
Research interests: Mathematical physics, quantum error correction, quantum computation




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Achintya Sajeendran
My research interests: quantum field theory, general relativity, quantum foundations, quantum gravity




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Sayantan Das
Research interests: Quantum optics, quantum foundations



sayantan.das@uq.edu.au
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Honours students

Hunter Skalij





Finian Casey






Administrative staff

Kaerin Gardner