Research

Quantum information processing, spin qubits, superconducting qubits, quantum control, spintronics, magnetic textures

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Publications

Preprints

1. Quantum dynamics of superconductor-quantum dot-superconductor Josephson junctions
   U Güngördü, R Ruskov, S Hoffman, K Serniak, A J Kerman, C Tahan
   arXiv:2402.10330 (2024)
   

Journal papers

1. Non-adiabatic quantum control of quantum dot arrays with fixed exchange using Cartan decomposition
   D W Kanaar, U Güngördü, J P Kestner
   Philos. Trans. Royal Soc. A 380, 20210275 (2022)
   
2. Majorana bound states with chiral magnetic textures
   U Güngördü, A A Kovalev
   J. Appl. Phys. 132, 041101 (2022)
   
3. Conditions for Equivalent Noise Sensitivity of Geometric and Dynamical Quantum Gates
   R K Colmenar, U Güngördü, J P Kestner
   Phys. Rev. X Quantum 3, 030310 (2022)
   
4. Two-qubit controlled-Z gates robust against charge noise in silicon while compensating for crosstalk using neural network
   D W Kanaar, U Güngördü, J P Kestner
   Phys. Rev. B 105, 245308 (2022)
   
5. Robust quantum gates using smooth pulses and physics-informed neural networks
   U Güngördü, J P Kestner
   Phys. Rev. Res. 4, 023155 (2022)
   
6. Robust photon-mediated entangling gates between quantum dot spin qubits
   A Warren, U Güngördü, J P Kestner, E Barnes, S E Economou
   Phys. Rev. B 104, 115308 (2021)
   
7. Single-tone pulse sequences and robust two-tone shaped pulses for three silicon spin qubits with always-on exchange
   D W Kanaar, S Wolin, U Güngördü, J P Kestner
   Phys. Rev. B 103, 235314 (2021)
   
8. Simulated randomized benchmarking of a dynamically corrected cross-resonance gate
   R K L Colmenar, U Güngördü, J P Kestner
   Phys. Rev. A 102, 032626 (2020)
   
9. Robust implementation of quantum gates despite always-on exchange coupling in silicon double quantum dots
   U Güngördü, J P Kestner
   Phys. Rev. B 101, 155301 (2020)
   
10. Analytically parameterized solutions for robust quantum control using smooth pulses
    U Güngördü, J P Kestner
    Phys. Rev. A 100, 062310 (2019)
    
11. Indications of a soft cutoff frequency in the charge noise of a Si/SiGe quantum dot spin qubit
    U Güngördü, J P Kestner
    Phys. Rev. B 99, 081301(R) (2019)
    
12. Pulse sequence designed for robust $C$-phase gates in SiMOS and Si/SiGe double quantum dots
    U Güngördü, J P Kestner
    Phys. Rev. B 98, 165301 (2018)
    
13. Stabilization and control of Majorana bound states with elongated skyrmions
    U Güngördü, S Sandhoefner, A A Kovalev
    Phys. Rev. B 97, 115136 (2018)
    
14. Magnetic skyrmion bubble motion driven by surface acoustic waves
    R Nepal, U Güngördü, A A Kovalev
    Appl. Phys. Lett. 112, 112404 (2018)
    
15. Theory of magnon motive force in chiral ferromagnets
    U Güngördü, A A Kovalev
    Phys. Rev. B 94, 020405(R) (2016)
    
16. Stability of skyrmion lattices and symmetries of quasi-two-dimensional chiral magnets
    U Güngördü, R Nepal, O A Tretiakov, K Belashchenko, A A Kovalev
    Phys. Rev. B 93, 064428 (2016)
    
17. Fast control of topological vortex formation in BEC by counter-diabatic driving
    S Masuda, U Güngördü, X Chen, T Ohmi, M Nakahara
    Phys. Rev. A 93, 013626 (2016)
    
18. Magnetization Pumping and Dynamics in a Uniform Dzyaloshinskii-Moriya Magnet
    A A Kovalev, U Güngördü
    Europhys. Lett. 109, 67008 (2015)
    
19. Parafermion stabilizer codes
    U Güngördü, R Nepal, A A Kovalev
    Phys. Rev. A 90, 042326 (2014)
    
20. Recursive encoding and decoding of the noiseless subsystem for qudits
    U Güngördü, C K Li, M Nakahara, Y T Poon, N S Sze
    Phys. Rev. A 89, 042301 (2014)
21. Non-Adiabatic Universal Holonomic Quantum Gates Based on Abelian Holonomies
    U Güngördü, Y Wan, M Nakahara
    J. Phys. Soc. Jpn. 83, 034001 (2014)
    
22. Minimal and robust composite two-qubit gates with Ising-type interaction
    T Ichikawa, U Güngördü, M Bando, Y Kondo, M Nakahara
    Phys. Rev. A 87, 022323 (2013)
    
23. Dynamical invariants for quantum control of four-level systems
    U Güngördü, Y Wan, M A Fasihi, M Nakahara
    Phys. Rev. A 86, 062312 (2012)
    

Proceedings

1. Recursive construction of noiseless subsystem for qudits
   U Güngördü, C K Li, M Nakahara, Y T Poon, N S Sze
   Kinki University Series on Quantum Computing, Volume 9, World Scientific (2014)

Books

1. Physics, Mathematics, and All that Quantum Jazz
   S Tanaka, M Bando, U Güngördü
   Kinki University Series on Quantum Computing, Volume 9, World Scientific (2014)