2019

M. Geihs, O. Nikiforov, D. Demirel, A. Sauer, D. Butin, F. Günther, G. Alber, T. Walther, J. Buchmann, IEEE Transactions on Sustainable Computing , DOI: 10.1109/TSUC.2019.2913948 (2019)

The Status of Quantum-Key-Distribution-Based Long-Term Secure Internet Communication

G. Homa, J. Z. Bernád, L. Lisztes, Eur. Phys. J. D 73, 53 (2019)

Positivity violations of the density operator in the Caldeira-Leggett master equation

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

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

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

2017

J. Z. Bernád, Phys. Rev. A 96, 052329 (2017)

Hybrid quantum repeater based on resonant qubit-field interactions

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

J. Z. Bernád, A. B. Frigyik, J. Math. Phys. 58, 062202 (2017)

On the limit relation for the quantum relative entropy

N. Trautmann, G.Ferenczi, S. Croke, S. M. Barnett, J. Opt. 19, 054005 (2017)

Holographic quantum imaging: reconstructing spatial properties via two-particle interference

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

M. Sonnleitner, N. Trautmann, S. M. Barnett, Phys. Rev. Lett. 118, 053601 (2017)

Will a decaying atom feel a friction force?

J. Z. Bernád, J. Phys. A: Math. Theor. 50, 065303 (2017)

Dynamical control of quantum systems in the context of mean ergodic theorems

2016

J. M. Torres, J. Z. Bernád, Phys. Rev. A 94, 052329 (2016)

Conditions for entanglement purification with general two-qubit states

N. Trautmann, G. Alber, G. Leuchs, Phys. Rev. A 94, 033832 (2016)

Efficient single-photon absorption by a trapped moving atom

N. Trautmann, G. Alber, Phys. Rev. A 93, 053807 (2016)

Dissipation-enabled efficient excitation transfer from a single photon to a single quantum emitter

J. M. Torres, J. Z. Bernád, G. Alber, Appl. Phys. B 122, 117 (2016)

Unambiguous atomic Bell measurement assisted by multiphoton states

N. Trautmann, P. Hauke, New J. Phys. 18, 043029 (2016)

Quantum simulation of the dynamical Casimir effect with trapped ions

J. Z. Bernád, J. M. Torres, L. Kunz, G. Alber, Phys. Rev. A 93, 032317 (2016)

Multiphoton-state-assisted entanglement purification of material qubits

G. Alber, N. Trautmann, J. Phys. Conf. Ser. 672, 012004 (2016)

Cooperative quantum electrodynamical processes in an ellipsoidal cavity

2015

J. Novotny, G. Alber, I. Jex, Phys. Rev. A 92, 062335 (2015)

Universailty in random quantum networks

H. Frydrych, M. Marthaler, G. Alber, Phys. Rev. A 92, 062322 (2015)

Pulse-controlled quantum gate sequences on a strongly coupled qubit chain

J. Z. Bernád, J. M. Torres, Phys. Rev. A 92, 062114 (2015)

Partly invariant steady state of two interacting open quantum systems

N. Balanesković, Eur. Phys. J. D 69, 232 (2015)

Random unitary evolution model of quantum Darwinism with pure decoherence

P. Bažant, H. Frydrych, G. Alber, I. Jex, Phys. Rev. A 92, 022325 (2015)

Suppressing systematic control errors to high orders

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

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

2014

R. Betzholz, J. M. Torres, and M. Bienert, Phys. Rev. A 90, 063818 (2014)

Quantum optical master equation for solid-state quantum emitters

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

Gernot Alber, Nils Griebe, EPJ Web of Conferences 78, 04001 (2014)

Spontaneous Photon Emission in Cavities

Florian Sokoli, Gernot Alber, J. Phys. A 47, 325301 (2014)

Generalized Schmidt decomposability and its relation to projective norms in multipartite entanglement

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

J. Z. Bernád, H. Frydrych, Phys. Rev. A 89, 062327 (2014)

Effects of stochastic noise on dynamical decoupling procedures

J. M. Torres, Phys. Rev. A 89, 052133 (2014)

Closed-form solution of Lindblad master equations without gain

P. Mulser, G. Alber, M. Murakami, Phys. Plasmas 21, 042103 (2014)

Revision of the Coulomb logarithm in the ideal plasma

H. Frydrych, G. Alber, P. Bažant, Phys. Rev. A 89, 022320 (2014)

Constructing Pauli pulse schemes for decoupling and quantum simulation

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

G. Alber, J. Z. Bernád, M. Stobinska, L. L. Sánchez-Soto, G. Leuchs, Phys. Rev. A 88, 023825 (2013)

QED with a parabolic mirror

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

2012

J. Z. Bernád, Physica B 407, 4446 (2012)

Optical conductivity of single-layer graphene induced by temporal mass-gap fluctuations

J. Novotny, G. Alber, I. Jex, J. Phys. A 45, 485301 (2012)

Asymptotic Properties of Quantum Markov Chains

J. Z. Bernád, Physica B 407, 2798 (2012)

Double detected spin-dependent quantum dot

U. Seyfarth, K. S. Ranade, J. Math. Phys. 53, 062201 (2012)

Cyclic mutually unbiased bases, Fibonacci polynomials and Wiedemann's conjecture

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

2011

U. Seyfarth, K. S. Ranade, Phys. Rev. A 84, 042327 (2011)

Construction of mutually unbiased bases with cyclic symmetry for qubit systems

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

J. Novotny, G. Alber, I. Jex, Phys. Rev. Lett. 107, 090501 (2011)

Entanglement and Decoherence: Fragile and Robust Entanglement

J. Novotny, G. Alber, I. Jex, NJP 13, 053052 (2011)

Asymptotic Dynamics of Qubit Networks under Randomly Applied Controlled Unitary Transformations

2010

J. Novotny, G. Alber, I. Jex, Cent. Eur. J. Phys. 8, 1001 (2010)

Asymptotic Evolution of Random Unitary Operations

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

M. Ali, A. R. P. Rau, G. Alber, Phys. Rev. A 81, 042105 (2010)

Quantum Discord for Two-Qubit X-States

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

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

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

2009

Joseph M. Renes and Jean-Christian Boileau, Phys. Rev. Lett. 103, 020402 (2009)

Conjectured Strong Complementary Information Tradeoff

Jean-Christian Boileau and Joseph M. Renes, Lecture Notes on Computer Science 5906, 76 (2009)

Optimal State Merging Without Decoupling

Kedar S. Ranade, J. Phys. A 42, 425302 (2009)

Symmetric extendibility for a class of qudit states

Kedar S. Ranade, Phys. Rev. A 80, 022301 (2009)

Symmetric extendibility for qudits and tolerable error rates in quantum cryptography

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

J. Novotny, G. Alber, I. Jex, J. Phys. A 42, 282003 (2009)

Random unitary dynamics of quantum networks

M. Stobinska, G. Alber, G. Leuchs, EPL 86, 14007 (2009)

Perfect excitation of a matter qubit by a single photon in free space

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

2008

Joseph M. Renes and Jean-Christian Boileau, Phys. Rev. A 78, 032335 (2008)

Physical Underpinnings of Privacy

J. Wilms, Y. Disser, G. Alber, I. C. Percival, Phys. Rev. A 78, 032116 (2008)

Local realism, detection efficiencies, and probability polytopes

Oliver Kern and Joseph M. Renes, Quantum Information & Computation 8, 756-772 (2008)

Improved one-way rates for BB84 and 6-state protocols

A.R.P.Rau, M. Ali, G. Alber, Eur. Phys. Lett. 82, 40002 (2008)

Hastening, delaying, or averting sudden death of quantum entanglement

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

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

T. Kiss, I. Jex, G. Alber, E. Kollar, Int. J. Quant. Inf. 6, 695-700 (2008)

Properties of complex chaos in conditional qubit dynamics

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

J. M. Renes, Lin. Alg. Appl. 426, 497 (2007)

Equiangular Tight Frames from Paley Tournaments

J. Novotny, G. Alber, and I. Jex, Phys. Rev. A 75, 042309 (2007)

Network implementation of covariant two-qubit quantum operations

J. M. Renes and G. Smith, Phys. Rev. Lett. 98, 020502 (2007)

Noisy Preprocessing and the Distillation of Private Quantum States

O. Zobay and G. M. Nikolopoulos, Laser Phys. 17, 180 (2007)

Sequential superradiant scattering from atomic Bose-Einstein condensates

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

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

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

O. Zobay and M. Rosenkranz, Phys. Rev. A 74, 053623 (2006)

Phase transition of interacting Bose gases in weak periodic potentials

T. Kiss, I. Jex, G. Alber, and S. Vymetal, Phys. Rev. A 74, 040301 (R) (2006)

Complex chaos in the conditional dynamics of qubits

J. M. Renes and M. Grassl, Phys. Rev. A 74, 022317 (2006)

Generalized decoding, effective channels and simplified security proofs in quantum key distribution

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

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

O. Kern and G. Alber, Phys. Rev. A 73, 062302 (2006)

Selective recoupling and stochastic dynamical decoupling

O. Zobay, Phys. Rev. A 73, 023616 (2006)

Condensation temperature of interacting Bose gases with and without disorder

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

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

O. Zobay and Georgios M. Nikolopoulos, Phys. Rev. A 73, 013620 (2006)

Spatial effects in superradiant Rayleigh scattering from Bose-Einstein condensates

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

2005

O. Kern and G. Alber, Phys. Rev. Lett. 95, 250501 (2005)

Controlling quantum systems by embedded dynamical decoupling

O. Zobay and Georgios M. Nikolopoulos, Phys. Rev. A 72, 041604 (R) (2005)

Dynamics of matter-wave and optical fields in superradiant scattering

O. Kern and G. Alber, Eur. Phys. J. D 36, 241 (2005)

Suppressing decoherence of quantum algorithms by jump codes

Georgios M. Nikolopoulos and G. Alber, Phys. Rev. A 72, 032320 (2005)

Security bound of two-basis quantum-key-distribution protocols using qudits

J. Novotný, G. Alber, and I. Jex, Phys. Rev. A 71, 042332 (2005)

Optimal copying of entangled two-qubit states

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

O. Kern, G. Alber, and D. L. Shepelyansky, Eur. Phys. J. D 32, 153 (2005)

Quantum error correction of coherent errors by randomization

2004

O. Zobay, J. Phys. B 37, 2593 (2004)

Mean-field analysis of Bose-Einstein condensation in general power-law potentials

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

O. Zobay, G. Metikas, and G. Alber, Phys. Rev. A 69, 063615 (2004)

Phase transition of interacting Bose gases in general power-law potentials

G. Alber und I. Jex, Physik Journal 3 4, 19 (2004)

Wo beginnt die Quantenwelt?

G. Alber und Th. Walther, Thema Forschung 1, 44 (2004)

Quanteninformationsverarbeitung - Prüfstein für IT-Sicherheit

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

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

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

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

I. Jex, G. Alber, S. M. Barnett, and A. Delgado, Prog. Phys. 51, 172 (2003)

Antisymmetric multi-partite quantum states and their applications

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

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

W. T. Strunz, G. Alber, and F. Haake, Physik Journal 11, 47 (2002)

Dekohärenz in offenen Quantensystemen - Von den Grundlagen der Quantenmechanik zur Quantentechnologie

G. Metikas and G. Alber, J. Phys. B 35, 4223 (2002)

Non-analytic vertex renormalization of a Bose gas at finite temperature