Group Updates

• T. McBroom-Carroll, A. Schlabes, X. Xu, J. Ku, B. Cole, S. Indrajeet, M. LaHaye, M. Ansari, and B. Plourde,  Entangling Interactions Between Artificial Atoms Mediated by a Multimode Left-Handed Superconducting Ring Resonator, 
  PRX Quantum 5, 020325 (2024); DOI  (May 2024)

• APS March Meeting 2024 Presentations by my group in Minneapolis, USA (March 2024)

  • 1. B47.00013 Continuous fSim Gate Using Bichromatic Parametric Drives for Superconducting Qubits

    2. EE01.00008 Entropy production of a qubit out of the perturbative regime

    3. G48.00004 The effect of spectator qubit on CR gate performance

    4. G48.00005 Stray multiqubit interactions in quantum processors

    5. J00.00247 Combining two gates in one

    6. J00.00250 Parasitic free gate: An Error-Protected Cross-Resonance Switch in Weakly Tunable Architectures

    7. J00.00307 Performing high-fidelity single qubit gates on the biased noise architecture of Kerr-Cat qubits

    8. N00.00206 Entropy flow in CR-gate

    9. NN00.00042 Extended Keldysh formalism for entropy evaluation

    10. Z47.00009 Analysis of the coupling strength between transmons interacting via Left-Handed metamaterials
        
        

• X. Xu, Manabputra, C. Vignes, M. Ansari, J. Martinis, Lattice Hamiltonians and Stray Interactions Within Quantum Processors,  arXiv:2402.09145 (2024)

• There is a postdoc position (Nature) at PGI-2, Forschungszentrum Juelich on Modelling of superconducting qubit circuits with machine learning (FZJ jobs)

• 2 new PhD members joined Ansari's group: Ms. Radhika Hemant Joshi and Ms. Aurelie Zeitoun. Welcome! [April/Sep 2023]

• Many congrats to Ms. Chloe Vignes for successfuly defending her thesis  with highest honor "summa cum laude".  She will join Massachusette Institute of Technology in the PhD capacity. [Sep 2023]

• My research was funded by OpenSuperQPlus [Sep 2023]

• Congratulations to Ms. Stefania-Rebekka Symeonidou, for successfully defending her Bachelor's thesis on The Variational Quantum Eigensolver in Quantum Chemistry with PennyLane with the highest grade [Sep 2023]

• Our preprint: Entangling interactions between artificial atoms mediated by a multimode left-handed superconducting ring resonator [Aug 2023]

• Congratulations to Mr. Jiaqi Ai for successfully defending his Master's thesis on  Hamiltonian Active Learning in Quantum Superconducting Systems [July 2023]

• Congratulations to Mr. Tobias Kempe for successfully defending his Master's thesis on Intermediate State Prediction in the Formation of Topologically Associated Chromatin Domains using Quantum Annealing [July 2023]

• Congratulations to Mr. Rahul Bhomwick for successfully defending his Master's thesis on Implementing Mulit-qubit Gates in Cat Qubits. [June 2023]

• A preprint:  Error mitigation of entangled states using brainbox [Mar 2023]

• A paper in Physical Review Applied, Parasitic-Free Gate: An Error-Protected Cross-Resonance Switch in Weakly Tunable Architectures [March 2023]

• ...older news.

Reseserch:

• • Scalable superconducting qubits (models, theory, and foundation),

  • Searching for new correspondences between information to physics, i.e. quantum thermodynamics,

  • Solid-state quantum devices, e.g. topological phase slip, photovoltaic cells, light-harvesting photosynthetic complexes, etc.,

  • Non-equilibrium quantum field theory,

  • Quantum field theory and non-equilibrium statistical physics,

  • more about quantum information and computing in our institute ...,

Group Members

Group Meetings

Publications

We are located at building 04.8 on the campus map