Johannes Nokkala
Turku Collegium for Science, Medicine and Technology (TCSMT) jsinok@utu.fi ORCID identifier: https://orcid.org/0000-0002-5052-9813 |
Graph theory;Network theory;Continuous variable quantum systems;Open quantum systems;Reservoir computing;Quantum reservoir computing
I am a Collegium Researcher at the Department of Physics and Astronomy of the University of Turku and I hold the Title of Docent (adjunct professor) in theoretical physics. I'm an internationally recognized expert in both complex quantum networks and quantum machine learning. I lead the Quantum Machine Learning & Complex Quantum Networks group at the University of Turku.
In our group, we consider quantum machine learning, complex quantum networks, and adjacent topics such as quantum computing. Our work on quantum machine learning has focused on quantum reservoir computing, a paradigm for turning a generic quantum system into a physical neural network, using the continuous variable states of multimode quantum optics platforms. We also consider all topics in the intersection of network theory and quantum sciences, inlcuding but not limited to: quantum Internet, network theory applied to quantum physics, and networks of interacting quantum systems.
See also my Google scholar page: https://scholar.google.com/citations?user=odjxzjEAAAAJ
I regularly teach the advanced level theoretical physics course Seminar in Theoretical Physics, held on odd years.
- Smarter usage of measurement statistics can greatly improve continuous variable quantum reservoir computing (2025)
- New Journal of Physics
(A1 Refereed original research article in a scientific journal) - State Transfer in Noisy Modular Quantum Networks (2025)
- Advanced Quantum Technologies
(A1 Refereed original research article in a scientific journal) - Transfer and routing of Gaussian states through quantum complex networks with and without community structure (2025)
- Quantum
(A1 Refereed original research article in a scientific journal) - Complex quantum networks : a topical review (2024)
- Journal of Physics A: Mathematical and Theoretical
(A2 Refereed review article in a scientific journal ) - Retrieving past quantum features with deep hybrid classical-quantum reservoir computing (2024)
- Machine Learning: Science and Technology
(A1 Refereed original research article in a scientific journal) - Experimental Optical Simulator of Reconfigurable and Complex Quantum Environment (2023)
- PRX Quantum
(A1 Refereed original research article in a scientific journal) - Online quantum time series processing with random oscillator networks (2023)
- Scientific Reports
(A1 Refereed original research article in a scientific journal) - Analytical Evidence of Nonlinearity in Qubits and Continuous-Variable Quantum Reservoir Computing (2021)
- Journal of Physics: Complexity
(A1 Refereed original research article in a scientific journal) - Opportunities in Quantum Reservoir Computing and Extreme Learning Machines (2021)
- Advanced Quantum Technologies
(A2 Refereed review article in a scientific journal ) - Quantum reservoir computing in bosonic networks (2021)
- Proceedings of SPIE : the International Society for Optical Engineering
(A4 Refereed article in a conference publication ) - Spectral Density and non Markovianity Measurements via Graph State Simulation (2021) Proceedings Quantum Information and Measurement VI 2021, 1–5 November 2021, Washington, DC, United States Renault Paul, Nokkala Johannes, Treps Nicolas, Piilo Jyrki, Parigi Valentina
(A4 Refereed article in a conference publication ) - Local probe for connectivity and coupling strength in quantum complex networks (2018)
- Scientific Reports
(A1 Refereed original research article in a scientific journal) - Quantum complex networks (2018) Nokkala Johannes
(G5 Article dissertation ) - Reconfigurable optical implementation of quantum complex networks (2018)
- New Journal of Physics
(A1 Refereed original research article in a scientific journal) - Non-Markovianity over Ensemble Averages in Quantum Complex Networks (2017)
- Open Systems and Information Dynamics
(A1 Refereed original research article in a scientific journal) - Complex quantum networks as structured environments: engineering and probing (2016)
- Scientific Reports
(A1 Refereed original research article in a scientific journal) - Energy backflow in strongly coupled non-Markovian continuous-variable systems (2016)
- Physical Review A
(A1 Refereed original research article in a scientific journal)