i Theoretische Quantenphysik

Publications

by members of the group

The following papers were published by members of the group:

2019

C. Maier, T. Brydges, P. Jurcevic, N. Trautmann, C. Hempel, B.P. Lanyon, P. Hauke, R. Blatt and C.F. Roos, Phys. Rev. Lett. 122, (2019)
Environment-Assisted Quantum Transport in a 10-Qubit Network
A feature article about this publications was published on Physics.
G. Alber, Ch. Charnes, Phys. Scr. 94, 014007 (2019)
Mutually unbiased bases: a group and graph theoretical approach
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2018

J. Z. Bernád, G. Homa, M. A. Csirik, Eur. Phys. J. D 72, 212 (2018)
An entropy production based method for determining the position diffusion's coefficient of a quantum Brownian motion
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N. Trautmann, P. Hauke, Phys. Rev. A 97, 023606 (2018)
Trapped-ion quantum simulation of excitation transport: Disordered, noisy, and long-range connected quantum networks
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2017

J. Z. Bernád, Phys. Rev. A 96, 052329 (2017)
Hybrid quantum repeater based on resonant qubit-field interactions
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A. R. P. Rau, G. Alber, J. Phys. B: At. Mol. Opt. Phys. 50, 242001 (2017)
Shared symmetries of the hydrogen atom and the two-bit system
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J. Z. Bernád, A. B. Frigyik, J. Math. Phys. 58, 062202 (2017)
On the limit relation for the quantum relative entropy
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N. Trautmann, G.Ferenczi, S. Croke, S. M. Barnett, J. Opt. 19, 054005 (2017)
Holographic quantum imaging: reconstructing spatial properties via two-particle interference
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J. M. Torres, J. Z. Bernád, G. Alber, O. Kálmán, T. Kiss, Phys. Rev. A 95, 023828 (2017)
Measurement-induced chaos and quantum state discrimination in an iterated Tavis-Cummings scheme
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M. Sonnleitner, N. Trautmann, S. M. Barnett, Phys. Rev. Lett. 118, 053601 (2017)
Will a decaying atom feel a friction force?
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J. Z. Bernád, J. Phys. A: Math. Theor. 50, 065303 (2017)
Dynamical control of quantum systems in the context of mean ergodic theorems
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2016

J. M. Torres, J. Z. Bernád, Phys. Rev. A 94, 052329 (2016)
Conditions for entanglement purification with general two-qubit states
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N. Trautmann, G. Alber, G. Leuchs, Phys. Rev. A 94, 033832 (2016)
Efficient single-photon absorption by a trapped moving atom
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N. Trautmann, G. Alber, Phys. Rev. A 93, 053807 (2016)
Dissipation-enabled efficient excitation transfer from a single photon to a single quantum emitter
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J. M. Torres, J. Z. Bernád, G. Alber, Appl. Phys. B 122, 117 (2016)
Unambiguous atomic Bell measurement assisted by multiphoton states
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N. Trautmann, P. Hauke, New J. Phys. 18, 043029 (2016)
Quantum simulation of the dynamical Casimir effect with trapped ions
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J. Z. Bernád, J. M. Torres, L. Kunz, G. Alber, Phys. Rev. A 93, 032317 (2016)
Multiphoton-state-assisted entanglement purification of material qubits
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G. Alber, N. Trautmann, J. Phys. Conf. Ser. 672, 012004 (2016)
Cooperative quantum electrodynamical processes in an ellipsoidal cavity
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2015

J. Novotny, G. Alber, I. Jex, Phys. Rev. A 92, 062335 (2015)
Universailty in random quantum networks
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H. Frydrych, M. Marthaler, G. Alber, Phys. Rev. A 92, 062322 (2015)
Pulse-controlled quantum gate sequences on a strongly coupled qubit chain
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J. Z. Bernád, J. M. Torres, Phys. Rev. A 92, 062114 (2015)
Partly invariant steady state of two interacting open quantum systems
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N. Balanesković, Eur. Phys. J. D 69, 232 (2015)
Random unitary evolution model of quantum Darwinism with pure decoherence
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P. Bažant, H. Frydrych, G. Alber, I. Jex, Phys. Rev. A 92, 022325 (2015)
Suppressing systematic control errors to high orders
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N. Trautmann, G. Alber, G. S. Agarwal, G. Leuchs, Phys. Rev. Lett. 114, 173601 (2015)
Time-Reversal-Symmetric Single-Photon Wave Packets for Free-Space Quantum Communication
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H. Frydrych, A. Hoskovec, G. Alber, I. Jex, J. Phys. B: At. Mol. Opt. Phys. 48, 025501 (2015)
Selective dynamical decoupling for quantum state transfer
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2014

R. Betzholz, J. M. Torres, and M. Bienert, Phys. Rev. A 90, 063818 (2014)
Quantum optical master equation for solid-state quantum emitters
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N. Trautmann, J. Z. Bernád, M. Sondermann, G. Alber, L. L. Sánchez-Soto, G. Leuchs, Phys. Rev. A 90, 063814 (2014)
Generation of entangled matter qubits in two opposing parabolic mirrors
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Gernot Alber, Nils Griebe, EPJ Web of Conferences 78, 04001 (2014)
Spontaneous Photon Emission in Cavities
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Florian Sokoli, Gernot Alber, J. Phys. A 47, 325301 (2014)
Generalized Schmidt decomposability and its relation to projective norms in multipartite entanglement
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J. M. Torres, J. Z. Bernád, G. Alber, Phys. Rev. A 90, 012304 (2014)
Quantum teleportation and entanglement swapping of matter qubits with coherent multiphoton states
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J. Z. Bernád, H. Frydrych, Phys. Rev. A 89, 062327 (2014)
Effects of stochastic noise on dynamical decoupling procedures
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J. M. Torres, Phys. Rev. A 89, 052133 (2014)
Closed-form solution of Lindblad master equations without gain
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P. Mulser, G. Alber, M. Murakami, Phys. Plasmas 21, 042103 (2014)
Revision of the Coulomb logarithm in the ideal plasma
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H. Frydrych, G. Alber, P. Bažant, Phys. Rev. A 89, 022320 (2014)
Constructing Pauli pulse schemes for decoupling and quantum simulation
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2013

J. Z. Bernád, H. Frydrych, G. Alber, J. Phys. B 46, 235501 (2013)
Centre-of-mass motion-induced decoherence and entanglement generation in a hybrid quantum repeater
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G. Alber, J. Z. Bernád, M. Stobinska, L. L. Sánchez-Soto, G. Leuchs, Phys. Rev. A 88, 023825 (2013)
QED with a parabolic mirror
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J. Z. Bernád, G. Alber, Phys. Rev. A 87, 012311 (2013)
Photon-assisted entanglement creation by minimum-error generalized quantum measurements in the strong-coupling regime
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2012

J. Z. Bernád, Physica B 407, 4446 (2012)
Optical conductivity of single-layer graphene induced by temporal mass-gap fluctuations
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J. Novotny, G. Alber, I. Jex, J. Phys. A 45, 485301 (2012)
Asymptotic Properties of Quantum Markov Chains
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J. Z. Bernád, Physica B 407, 2798 (2012)
Double detected spin-dependent quantum dot
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U. Seyfarth, K. S. Ranade, J. Math. Phys. 53, 062201 (2012)
Cyclic mutually unbiased bases, Fibonacci polynomials and Wiedemann's conjecture
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U. Seyfarth, G. M. Nikolopoulos, G. Alber, Phys. Rev. A 85, 022342 (2012)
Symmetries and security of a quantum-public-key encryption based on single-qubit rotations
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2011

U. Seyfarth, K. S. Ranade, Phys. Rev. A 84, 042327 (2011)
Construction of mutually unbiased bases with cyclic symmetry for qubit systems
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T. Kiss, S. Vymetal, L.D. Toth, A. Gabris, I. Jex, G. Alber, Phys. Rev. Lett. 107, 100501 (2011)
Measurement-Induced Chaos with Entangled States
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J. Novotny, G. Alber, I. Jex, Phys. Rev. Lett. 107, 090501 (2011)
Entanglement and Decoherence: Fragile and Robust Entanglement
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J. Novotny, G. Alber, I. Jex, NJP 13, 053052 (2011)
Asymptotic Dynamics of Qubit Networks under Randomly Applied Controlled Unitary Transformations
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2010

J. Novotny, G. Alber, I. Jex, Cent. Eur. J. Phys. 8, 1001 (2010)
Asymptotic Evolution of Random Unitary Operations
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M. Stobinska, G. Alber, G. Leuchs, Advances in Quantum Chemistry, edited by C. A. Nicolaides, E. Braendas, J. R. Sabin (Acacemic Press, Amsterdam 2010) (ISBN: 978-0-12-380900-1) 60, 457 (2010)
Quantum Electrodynamics of One-Photone Wave Packets
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M. Ali, A. R. P. Rau, G. Alber, Phys. Rev. A 81, 042105 (2010)
Quantum Discord for Two-Qubit X-States
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S. D. Bartlett, G. K. Brennen, A. Miyake, and J. M. Renes, Phys. Rev. Lett. 105, 110502 (2010)
Quantum Computational Renormalization in the Haldane Phase
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M. Berta, M. Christandl, R. Colbeck, J. M. Renes, and R. Renner, Nat. Phys. 6, 659 (2010)
The Uncertainty Principle in the Presence of Quantum Memory
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Oliver Kern, Kedar S. Ranade and Ulrich Seyfarth, J. Phys. A 43, 275305 (2010)
Complete sets of cyclic mutually unbiased bases in even prime-power dimensions
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2009

Joseph M. Renes and Jean-Christian Boileau, Phys. Rev. Lett. 103, 020402 (2009)
Conjectured Strong Complementary Information Tradeoff
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Jean-Christian Boileau and Joseph M. Renes, Lecture Notes on Computer Science 5906, 76 (2009)
Optimal State Merging Without Decoupling
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Kedar S. Ranade, J. Phys. A 42, 425302 (2009)
Symmetric extendibility for a class of qudit states
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Kedar S. Ranade, Phys. Rev. A 80, 022301 (2009)
Symmetric extendibility for qudits and tolerable error rates in quantum cryptography
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Geir Ove Myhr, Joseph M. Renes, Andrew C. Doherty, Norbert Lütkenhaus, Phys. Rev. A 79, 042329 (2009)
Symmetric extension in two-way quantum key distribution
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J. Novotny, G. Alber, I. Jex, J. Phys. A 42, 282003 (2009)
Random unitary dynamics of quantum networks
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M. Stobinska, G. Alber, G. Leuchs, EPL 86, 14007 (2009)
Perfect excitation of a matter qubit by a single photon in free space
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Mazhar Ali, G. Alber, A. R. P. Rau, J. Phys. B 42, 025501 (2009)
Manipulating entanglement sudden death of two-qubit X-states in zero- and finite-temperature reservoirs
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2008

Joseph M. Renes and Jean-Christian Boileau, Phys. Rev. A 78, 032335 (2008)
Physical Underpinnings of Privacy
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J. Wilms, Y. Disser, G. Alber, I. C. Percival, Phys. Rev. A 78, 032116 (2008)
Local realism, detection efficiencies, and probability polytopes
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Oliver Kern and Joseph M. Renes, Quantum Information & Computation 8, 756-772 (2008)
Improved one-way rates for BB84 and 6-state protocols
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A.R.P.Rau, M. Ali, G. Alber, Eur. Phys. Lett. 82, 40002 (2008)
Hastening, delaying, or averting sudden death of quantum entanglement
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Graeme Smith, Joseph M. Renes, and John A. Smolin, Phys. Rev. Lett. 100, 170502 (2008)
Structured Codes Improve the Bennett-Brassard-84 Quantum Key Rate
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D. Geberth, O. Kern, G. Alber, and I. Jex, Eur. Phys. J. D 46, 381 (2008)
Stabilization of quantum information by combined dynamical decoupling and detected-jump error correction
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T. Kiss, I. Jex, G. Alber, E. Kollar, Int. J. Quant. Inf. 6, 695-700 (2008)
Properties of complex chaos in conditional qubit dynamics
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2007

K. S. Ranade and M. Ali, Open Sys. Inf. Dyn. 14, 371 (2007)
The Jamiołkowski Isomorphism and a Simplified Proof for the Correspondence between Vectors Having Schmidt Number k and k-Positive Maps
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J. M. Renes, Lin. Alg. Appl. 426, 497 (2007)
Equiangular Tight Frames from Paley Tournaments
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J. Novotny, G. Alber, and I. Jex, Phys. Rev. A 75, 042309 (2007)
Network implementation of covariant two-qubit quantum operations
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J. M. Renes and G. Smith, Phys. Rev. Lett. 98, 020502 (2007)
Noisy Preprocessing and the Distillation of Private Quantum States
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O. Zobay and G. M. Nikolopoulos, Laser Phys. 17, 180 (2007)
Sequential superradiant scattering from atomic Bose-Einstein condensates
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K. S. Ranade and G. Alber, J. Phys. A 40, 139 (2007)
Asymptotic correctability of Bell-diagonal qudit states and lower bounds on tolerable error probabilities
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G. Alber and G. M. Nikolopoulos, Lectures on Quantum Information, edited by D. Bruss and G. Leuchs, ISBN: 978-3-527-40527-5 , 555 (2007)
Quantum electrodynamics of a qubit
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2006

T. Kiss, I. Jex, G. Alber, and S. Vymetal, Acta Phys. Hung. B 26/3-4, 229 (2006)
Complex chaox in conditional qubit dynamics and purification protocols
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O. Zobay and M. Rosenkranz, Phys. Rev. A 74, 053623 (2006)
Phase transition of interacting Bose gases in weak periodic potentials
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T. Kiss, I. Jex, G. Alber, and S. Vymetal, Phys. Rev. A 74, 040301 (R) (2006)
Complex chaos in the conditional dynamics of qubits
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J. M. Renes and M. Grassl, Phys. Rev. A 74, 022317 (2006)
Generalized decoding, effective channels and simplified security proofs in quantum key distribution
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A. Khalique, G. Nikolopoulos, and G. Alber, Eur. Phys. J. D 40, 453 (2006)
Postponement of dark-count effects in practical quantum key-distribution by two-way post-processing
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J. Novotny, G. Alber, and I. Jex, Phys. Rev. A 73, 062311 (2006)
Completely positive covariant two-qubit quantum processes and optimal quantum NOT operations for entangled qubit pairs
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O. Kern and G. Alber, Phys. Rev. A 73, 062302 (2006)
Selective recoupling and stochastic dynamical decoupling
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O. Zobay, Phys. Rev. A 73, 023616 (2006)
Condensation temperature of interacting Bose gases with and without disorder
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Georgios M. Nikolopoulos, K. S. Ranade, and G. Alber, Phys. Rev. A 73, 032325 (2006)
Error tolerance of two-basis quantum-key-distribution protocols using qudits and two-way classical communication
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K. S. Ranade and G. Alber, J. Phys. A 39, 1701 (2006)
Asymptotic correctability of Bell-diagonal quantum states and maximum tolerable bit-error rates
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O. Zobay and Georgios M. Nikolopoulos, Phys. Rev. A 73, 013620 (2006)
Spatial effects in superradiant Rayleigh scattering from Bose-Einstein condensates
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Georgios M. Nikolopoulos, A. Khalique, and G. Alber, Eur. Phys. J. D 37, 441 (2006)
Provable entanglement and information cost for qubit-based quantum key-distribution protocols
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2005

O. Kern and G. Alber, Phys. Rev. Lett. 95, 250501 (2005)
Controlling quantum systems by embedded dynamical decoupling
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O. Zobay and Georgios M. Nikolopoulos, Phys. Rev. A 72, 041604 (R) (2005)
Dynamics of matter-wave and optical fields in superradiant scattering
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O. Kern and G. Alber, Eur. Phys. J. D 36, 241 (2005)
Suppressing decoherence of quantum algorithms by jump codes
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Georgios M. Nikolopoulos and G. Alber, Phys. Rev. A 72, 032320 (2005)
Security bound of two-basis quantum-key-distribution protocols using qudits
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J. Novotný, G. Alber, and I. Jex, Phys. Rev. A 71, 042332 (2005)
Optimal copying of entangled two-qubit states
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O. Zobay, G. Metikas, and H. Kleinert, Phys. Rev. A 71, 043614 (2005)
Nonperturbative effects on the critical temperature of interacting Bose gases in power-law traps
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O. Kern, G. Alber, and D. L. Shepelyansky, Eur. Phys. J. D 32, 153 (2005)
Quantum error correction of coherent errors by randomization
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2004

O. Zobay, J. Phys. B 37, 2593 (2004)
Mean-field analysis of Bose-Einstein condensation in general power-law potentials
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Georgios M. Nikolopoulos, D. Petrosyan, and P. Lambropoulos, J. Phys.: Condens. Matter 16, 4991 (2004)
Electron wavepacket propagation in a chain of coupled quantum dots
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O. Zobay, G. Metikas, and G. Alber, Phys. Rev. A 69, 063615 (2004)
Phase transition of interacting Bose gases in general power-law potentials
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G. Alber und I. Jex, Physik Journal 3 4, 19 (2004)
Wo beginnt die Quantenwelt?
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G. Alber und Th. Walther, Thema Forschung 1, 44 (2004)
Quanteninformationsverarbeitung - Prüfstein für IT-Sicherheit
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O. Zobay and B. M. Garraway, Phys. Rev. A 023605, 023605 (2004)
Atom trapping and two-dimensional Bose-Einstein condensates in field-induced adiabatic potentials
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Georgios M. Nikolopoulos, D. Petrosyan, and P. Lambropoulos, Europhys. Lett. 65, 297 (2004)
Coherent electron wavepacket propagation and entanglement in array of coupled quantum dots
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G. Metikas, O. Zobay, and G. Alber, Phys. Rev. A 69, 043614 (2004)
Phase transition of trapped interacting Bose gases and the renormalization group
.

2003

G. Metikas, O. Zobay, and G. Alber, J. Phys. B 36, 4595 (2003)
The epsilon-expansion in the symmetry-broken phase of an interacting Bose gas at finite temperature
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G. Alber, Th. Beth, Ch. Charnes, A. Delgado, M. Grassl, and M. Mussinger, Phys. Rev. A 68, 012316 (2003)
Detected jump-error correcting quantum codes, quantum error designs and quantum computation
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I. Jex, G. Alber, S. M. Barnett, and A. Delgado, Prog. Phys. 51, 172 (2003)
Antisymmetric multi-partite quantum states and their applications
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Th. Beth, Ch. Charnes, M. Grassl, G. Alber, A. Delgado, and M. Mussinger, Designs, Codes and Cryptography 29, 51 (2003)
A new class of designs which protect against quantum jumps
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G. Alber, M. Mussinger, and A. Delgado, Quantum Information Technology, edited by Th. Beth and G. Leuchs , 31 (2003)
Quantum information processing and error correction with jump codes
.

2002

D. Bauer and F. Ceccherini, Phys. Rev. A 66, 053411 (2002)
Two-color stabilization of atomic hydrogen in circularly polarized laserpulses
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W. T. Strunz, G. Alber, and F. Haake, Physik Journal 11, 47 (2002)
Dekohärenz in offenen Quantensystemen - Von den Grundlagen der Quantenmechanik zur Quantentechnologie
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G. Metikas and G. Alber, J. Phys. B 35, 4223 (2002)
Non-analytic vertex renormalization of a Bose gas at finite temperature
.

Contact

Prof. Dr. Gernot Alber

Institut für Angewandte Physik

Hochschulstraße 4a
64289 Darmstadt, Germany

+49-6151/16-20400 (fax: 20402)

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