Kvantinformation & Kvantoptik
Quantum Information & Quantum Optics

Recent Publications

Order 3 Symmetry in the Clifford Hierarchy

Ingemar Bengtsson, Kate Blanchfield, Earl Campbell, Mark Howard
J. Phys. A: Math. Theor. 47 (2014) 455302.

Geometric uncertainty relation for quantum ensembles

Hoshang Heydari, Ole Andersson
Phys. Scr. 90 (2015) 025102.

A Symmetry Approach to Geometric Phase for Quantum Ensembles

Ole Andersson, Hoshang Heydari
arXiv:1411.0635 (November, 2014).

Orbits of mutually unbiased bases

Kate Blanchfield
J. Phys. A: Math. Theor. 47 (2014) 135303.

A geometric framework for mixed quantum states based on a Kahler structure

Hoshang Heydari
arXiv:1409.6891v1.

Spectral weighted geometric phase for mixed quantum states

Ole Andersson, Hoshang Heydari
Phys. Scr. T163 (2014) 014027.

Quantum speed limits and optimal Hamiltonians for driven systems in mixed states

Ole Andersson, Hoshang Heydari
J. Phys. A: Math. Theor. 47 (2014) 215301 (arXiv:1312.6268).

Linear Dependencies in Weyl-Heisenberg Orbits

Hoan Bui Dang, Kate Blanchfield, IngemarBengtsson, D. M. Appleby,
Quantum Inf. Process 12 (2013) 3449.

Families of complex Hadamard matrices

Nuno Barros e Sa, Ingemar Bengtsson,
Lin. Alg. Appl. 438 (2013) 2929.

Dissecting the qutrit

Gniewomir Sarbicki, IngemarBengtsson,
J. Phys. A: Math. Theor. 46 035306 (2013).

Proposed experiments of qutrit state-independent contextuality and two-qutritcontextuality-based nonlocality

Adan Cabello, Elias Amselem, Kate Blanchfield, Mohamed Bourennane, IngemarBengtsson,
Phys. Rev. A 85 (2012) 032108.

Geometry of quantum evolution for mixed quantum states

Ole Andersson, Hoshang Heydari
Phys. Scr. T 160 (2014) 014004 ( arXiv:1312.3360)

Dynamic Distance Measures on Spaces of Isospectral Mixed Quantum States

Ole Andersson, Hoshang Heydari
Entropy 2013, 15(9), 3688-3697 ( arXiv:1306.2526)

Geometry of quantum dynamics and optimal control for mixed states

Ole Andersson, Hoshang Heydari
( arXiv:1304.8103)

Correspondence Between Classical and Quantum Theory by $f$-Deformed Coherent State

R. Roknizadeh, S. A. A. Ghorashi, H. Heydari
AIP Conf. Proc. 1508 (2012), pp. 474-477 (4 pages) ( arXiv:1302.3117)

Complexifier Versus Factorization and Deformation Methods For Generation of Coherent States of a 1D NLHO: I. Mathematical Construction

R. Roknizadeh, H. Heydari
Published in: Int. J. Geom. Meth. Mod. Physics ( arXiv:1302.2853)

Geometric uncertainty relation for mixed quantum states

Ole Andersson, Hoshang Heydari
J. Math. Phys. 55, 042110 (2014) ( arXiv:1302.2074)

Geometry of quantum dynamics and a time-energy uncertainty relation for mixed states

Ole Andersson, Hoshang Heydari
( arXiv:1302.1844)

Operational geometric phase for mixed quantum states

Ole Andersson, Hoshang Heydari
New J. Phys. 15 (2013) 053006 ( arXiv:1302.1838)

Motion in bundles of purifications over spaces of isospectral density matrix

Ole Andersson, Hoshang Heydari
AIP Conf.Proc, 1508, 350-353 (2012).

Strategies in Symmetric Kolkata Restaurant Problem

Puya Sharif, Hoshang Heydari
AIP Conf.Proc, 1508, 492-496 (2012), ( arXiv:1212.6727)

Quantization of Reissner-Nordström Black Holes and Their Non-Singular Quantum Behavior

Mojtaba Taslimi Tehrani and Hoshang Heydari
AIP Conf.Proc, 1508, 497-501 (2012), (arXiv:1209.0428)

Entanglement dynamics of double Jaynes-Cummings interaction model based on geometric invariants

Hoshang Heydari and Duy Hoang
AIP Conf.Proc, 1508, 391-396 (2012), (arXiv:1206.1171)

Singularity Avoidance of Charged Black Holes in Loop Quantum Gravity

Mojtaba Taslimi Tehrani and Hoshang Heydari
To be appeared in International Journal of Theoretical Physics (arXiv:1207.0423)

Quantum solution to a three player Kolkata restaurant problem using entangled qutrits

Puya Sharif and Hoshang Heydari
Accepted for publication in Quantum Information & Computation Vol.14 No.3&4 March 1, 2014 (arXiv:1111.1962)

Combinatorial structure of a holonomic controlled phase gate

Hoshang Heydari
AIP Conf. Proc., 1424, 139-143, 2012. (arXiv:1112.3762)

A Representation of extra-special 2-group, entanglement, and Berry phase of two qubits in Yang-Baxter system

H.C. Sezer, Duy Hoang, and Hoshang Heydari
Accepted for publications in the journal of Quantum Information Processing

Geometrically controlled evolution of four-qubit states

Duy Hoang and Hoshang Heydari
AIP Conf. Proc., 1327, 329-333, 2011.

Quantum entanglement properties of geometrical and topological quantum gates

H.C. Sezer, Duy Hoang, and Hoshang Heydari
AIP Conf. Proc., 1327, 472-476, 2011.

Strategies and payoffs in quantum minority games

Puya Sharif and Hoshang Heydari
AIP Conf. Proc., 1327, 477-481, 2011.

Phase Entanglers for Multi-Qubit States

Hoshang Heydari
J. Comput. Theor. Nanosci. 7, 1754-1758 (2010)

Quantum entangled state, resolution of conifold singularity, and toric variety

Hoshang Heydari
ICQNM 2011 Proceedings, Editor Privman, V., 113 (1 Vol), Curran Associates, Inc. ( Apr 2012 ), p23 (arXiv:1007.3822v1).

Noncommutative geometrical structures of entangled quantum states

Hoshang Heydari
IJTP, 2011, Volume 50, Number 5, Pages 1486-1492.

Multipartite quantum systems and symplectic toric manifolds

Hoshang Heydari
Quantum Information Processing, 2011, Volume 10, Number 2, Pages 257-269.

A class of quantum gate entangler

Hoshang Heydari
accepted for publication in Physica Scripta for the CEWQO2009 proceedings

A toric varieties approach to geometrical structure of multipartite states

Hoshang Heydari,
AIP Conf.Proc, 1232, 283-287, 2010 (arXiv:1001.3245v1).

The monomial representations of the Clifford group

D.M. Appleby, IngemarBengtsson, Stephen Brierley, Markus Grassl, David Gross, Jan-Ake Larsson,
Quantum Information and Computation, Vol. 12 No. 5&6, 0404-0431 (2012).

A Kochen-Specker inequality from a SIC

IngemarBengtsson, Kate Blanchfield, Adan Cabello,
Phys. Lett. A 376 (2012) 374.

On mutually unbiased bases

Thomas Durt, Berthold-Georg Englert, IngemarBengtsson, Karol Zyczkowski,
Int. J. Quantum Information, 8, 535-640 (2010).

Publications 2009

Quantum relative phase, m-tangle, and multi-local Lorentz-group invariant, Quantum Information

Hoshang Heydari
Journal Quantum Information Processing, Springer Netherlands, 1573-1332 (Online).

Selective Phase Rotation Quantum Gate Entangler

Hoshang Heydari
Open Systems And Information Dynamics, Vol. 16 , No. 4 (2009) pp. 407-412.

Generalized controlled phase quantum gates entanglers

Hoshang Heydari
International Journal of Quantum Information (IJQI), Vol. 7, No. 6 (2009) .

Combinatorial and Geometrical Structures of Multipartite Quantum Systems

Hoshang Heydari
Invited book chapter: Mathematical Physics Research Developments, Morris B. Levy Editor, Nova publisher , (2009) pp. 589-604.

Different classes of quantum gate entangler for general multipartite quantum states

Hoshang Heydari
International Journal of Quantum Information (IJQI), Vol. 7, No. 1 (2009) 279--285.

Publications 2008

Multilinear mapping and structure of multipartite system "

Hoshang Heydari
International Journal of Quantum Information (IJQI), Vol. 6, No. 6 (2008) 1149-1154

Entanglement witnesses and concurrence for multi-qubit states

Hoshang Heydari
International Journal of Quantum Information (IJQI), Vol. 6, No. 6 (2008) 1149-1154.

Quantum gate entangler for general multipartite systems

Hoshang Heydari
Open Systems & Information Dynamics, Vol. 15, No. 3 (2008) 213-222.

Geometrical structure of entangled states and secant variety

Hoshang Heydari
Quantum Information Processing 7(1) (2008) 43-50 .