SUQUIT

 

SABANCI UNIVERSITY QUANTUM INFORMATION TEAM

 

 

Group Members

 

Zafer Gedik

Bilal Cantürk Graduate Student

Fırat Diker Graduate Student

Merve Giray Graduate Student

Solomon Brhanu Samuel Graduate Student

 

 

Graduates

 

Özgür Bozat PhD

Barış Çakmak PhD

Göktuğ Karpat PhD

İskender Yalçınkaya PhD

Melis Pahalı MS (Istanbul Technical University)

 

 

Past Postdoctoral Researchers

 

A. Levent Subaşı

 

 

 

 

Projects

 

“Quantum Entanglement and Decoherence”

The Scientific and Technological Research Council of Turkey (TÜBİTAK)

2007-2010

 

“Quantum Networks”

European Cooperation in Science and Technology (COST)

2011-2014

 

 

Recent Publications

 

 

 

 

 

 

 

 

 

  • Critical point estimation and long-range behavior in the one-dimensional XY model using thermal quantum and total correlations, B. Çakmak, G. Karpat, and Z. Gedik, Physics Letters A 376, 2982 (2012).

 

·       Quantum correlations in a few-atom spin-1 Bose-Hubbard model, B. Çakmak, G. Karpat, and Z. Gedik, Physica Scripta T153, 014008 (2013).

 

·       Invariant quantum discord in qubit-qutrit systems under local dephasing, G. Karpat and Z. Gedik, Physica Scripta T153, 014036 (2013).

 

·       Application of the no-signaling principle to obtain quantum cloners for any allowed value of fidelity, Z. Gedik and B. Çakmak,  Physical Review A 87, 042314 (2013).

 

·       Quantum discord of SU(2) invariant states, B. Çakmak and Z. Gedik, Journal of Physics A: Mathematical and Theoretical 46, 465302 (2013).

 

·       Computational speed-up with a single qutrit, Z. Gedik, arXiv:1403.5861 [quant-ph] (see 1) Determining the parity of a permutation using an experimental NMR qutrit, S. Dogra, Arvind, and  K. Dorai, Physics Letters A 378, 3452 (2014), 2) Linear optical demonstration of quantum speed-up with a single qudit, X. Zhan, J. Li, H. Qin, Z. Bian,and P. Xue, Optics Express 23, 18422 (2015), 3) Demonstration of quantum permutation algorithm with a single photon ququart, F. Wang, Y. Wang, R. Liu, D. Chen, P. Zhang, H. Gao,and F. Li, Scientific Reports 5,10995 (2015) 4) Realization of quantum permutation algorithm in high dimensional Hilbert space, D. –X. Chen,   R. –F. Liu, P. Zhang, Y. –L. Wang, H. –R. Li, H. Gao, and F. –L. Li, Chinese Physics B 26, 060305 (2017),  5) Optimization and experimental realization of quantum permutation algorithm, İ. Yalçınkaya and Z. Gedik, Physical Review A 96, 062339 (2017), 6) Optimal control of hybrid qubits: Implementing the quantum permutation algorithm, C. M. Rivera-Ruiz, E. F. de Lima, F. F. Fanchini, V. Lopez-Richard, and L. K. Castelano, Physical Review A 97, 032332 (2018)).

 

For a short presentation of (probably) the simplest quantum algorithm see the PDF file.

 

For a popular article about the algorithm see the Web page (in Portuguese) of Agência FAPESP and also the Science and Technology Research News page.

 

For a comprehensive catalog of quantum algorithms visit the Quantum Algorithm Zoo.

 

·       Computational speed-up in a single qudit NMR quantum information processor, I. A. Silva, B. Çakmak, G. Karpat, E. L. G. Vidoto, D. O. Soares-Pinto, E. R. deAzevedo, F. F. Fanchini, and Z. Gedik, arXiv:1406.3579 [quant-ph].

 

·       Computational speed-up with a single qudit, Z. Gedik, I. A. Silva, B. Çakmak, G. Karpat, E. L. G. Vidoto, D. O. Soares-Pinto, E. R. deAzevedo, and F. F. Fanchini, Scientific Reports 5, 14671 (2015) (combined version of arXiv:1403.5861 [quant-ph] and arXiv:1406.3579 [quant-ph]).

 

·       Qubit state transfer via discrete-time quantum walks, İ. Yalçınkaya and Z. Gedik, Journal of Physics A: Mathematical and Theoretical 48, 225302 (2015).

 

 

 selected for the cover image of volume 48, issue 22.

 

·       Two-dimensional quantum walk under artificial magnetic field, İ. Yalçınkaya and Z. Gedik, Physical Review A 92, 042324 (2015).

 

·       Coherent transport over an explosive percolation lattice, İ. Yalçınkaya and Z. Gedik, Journal of Physics A: Mathematical and Theoretical 50, 155101 (2017).

 

·       Magic informationally complete POVMs with permutations, M. Planat and Z. Gedik, Royal Society Open Science 4,  170387 (2017).

 

·       Optimization and experimental realization of quantum permutation algorithm, İ. Yalçınkaya and Z. Gedik, Physical Review A 96, 062339 (2017).

 

 

Organized Conferences and Schools

 

Quantum Computation at the Atomic Scale

1 – 11  June 2003, Istanbul, Turkey

 

Introduction to Quantum Computation and Quantum Information

10 – 23  August 2009

Institute of Theoretical and Applied Physics (ITAP)

Turunç – Marmaris, Turkey

 

Hidden Variables in Quantum Mechanics

29 – 31 July 2015

Feza Gürsey Summer School

Kandilli – Istanbul, Turkey

 

Kuantum Optiği ve Bilişimi Toplantısı

31 January – 1 February 2019

Ankara, Turkey

 

 

Networking

 

MPNS COST Action MP1006 Fundamental Problems in Quantum Physics

 

Quantum Flagship: Quantum Community Network