- M. Lemus, J. P.
Beirão, N. Paunkovic, A. Carvalho, and P. Mateus.
Information-theoretical
criteria for characterizing the earliness of time-series data.
Entropy, 22(1):49, 2020.
- M. Lemus, M. F.
Ramos, P. Yadav, N. A. Silva, N. J. Muga, A. Souto, N. Paunkovic, P. Mateus,
and A. N. Pinto.
Generation and distribution
of quantum oblivious keys for secure multiparty computation.
Applied Sciences, 10(12):4080--4080, 2020.
- N. Paunkovic, L. J. Ju, M. Yang,
W.-J. C. Chu, and Z. Cao.
Creating
photonic GHZ and W states via quantum walk.
Quantum Information Processing, 18(6):176--176, 2019.
- P.D. Sacramento, B. Mera, and
N. Paunkovic.
Vanishing
k-space fidelity and phase diagram's bulk-edge-bulk correspondence.
Annals of Physics, 401:40--58, 2019.
- P. Yadav, P. Mateus,
N. Paunkovic, and A. Souto.
Quantum contract signing with
entangled pairs.
Entropy, 21(9):821, 2019.
- B. Mera, S. T. Amin,
C. V. Vlachou, N. Paunkovic, and V. Vieira.
Fidelity
and uhlmann connection analysis of topological phase transitions in two
dimensions.
Physical Review B, 98(24):245141--1--245141--19, December 2018.
- B. Mera, C. V. Vlachou,
N. Paunkovic, V. Vieira, and O. Viyuela.
Dynamical
phase transitions at finite temperature from fidelity and interferometric
loschmidt echo induced metrics.
Physical Review B, 97(9):094110--1--094110--15, 2018.
- N. Paunkovic and M. Vojinovic.
Gauge
protected entanglement between gravity and matter.
Classical and Quantum Gravity, 35:185015, 2018.
- C. Vlachou,
W. Krawec, P. Mateus, N. Paunkovic, and A. Souto.
Quantum
key distribution with quantum walks.
Quantum Information Processing, 17:288, 2018.
- B. Mera, C. Vlachou, N. Paunkovic,
and V. R. Vieira.
Boltzmann--Gibbs
states in topological quantum walks and associated many-body systems:
fidelity and Uhlmann parallel transport analysis of phase transitions.
Journal of Physics A: Mathematical and Theoretical, 50(36):365302,
2017.
- B. Mera, C. Vlachou, N. Paunkovic,
and V. R. Vieira.
Uhlmann
connection in fermionic systems undergoing phase transitions.
Phys. Rev. Lett., 119:015702, 2017.
- J. Rodrigues, P. Mateus,
N. Paunkovic, and A. Souto.
Oblivious transfer based on single-qubit rotations.
Journal of Physics A: Mathematical and Theoretical, 50:205301,
2017.
Get a preprint: 17-RMPS-QuantOT.pdf
- J. Rodrigues, N. Paunkovic, and
P. Mateus.
A simulator for discrete quantum walks on lattices.
International Journal of Mordern Physics C, 28(04), 2017.
Get a
preprint: 17-RNM-QWSim.pdf
- A. J.
Almeida, A. Stojanovic, N. Paunkovic, R. Loura, N. Muga, N. Silva, P. Mateus,
P. S. André, and A. Pinto.
Implementation of a two-state quantum bit commitment protocol in optical
fibers.
Journal of Optics, 18(1):015202, 2016.
Get a preprint: 15-ASPLMSMAP-eqbcp.pdf
- R. Loura, D. Arsenovic,
N. Paunkovic, D. Popovic, and S. Prvanovic.
Security of two-state and four-state practical quantum bit-commitment
protocols.
Physical Review A, 94:062335, 2016.
Get a preprint: 16-LAPPP-sectfqbc.pdf
- H. Situ, D. Qiu, P. Mateus, and
N. Paunkovic.
Secure N-dimensional sumultaneous dense coding and applications.
International Journal of Quantum Information, 13(07):1550051,
2015.
Get a preprint: 15-SQMP-densecod.pdf
- A. Souto, P. Mateus, P. Adão,
and N. Paunkovic.
Bit-string oblivious transfer based on quantum state computational
indistinguishability.
Physical Review A, 91(4):042306, 2015.
Get a preprint: 14-SMAP-otcomp.pdf
- A. Souto, P. Mateus,
P. Adão, and N. Paunkovic.
Reply to "Comment on Bit-string oblivious transfer based on quantum state
computational indistinguishability".
Physical Review A, 92:046302, 2015.
Get a preprint: 15-SMAP-rcotcomp.pdf
- C. Vlachou, J. Rodrigues,
P. Mateus, N. Paunkovic, and A. Souto.
Quantum walk public-key cryptographic system.
International Journal of Quantum Information, 13(7):1550050,
2015.
Get a preprint: 15-VRMPS-pkcqwalks.pdf
- C. Vlachou, J. Rodrigues,
P. Mateus, N. Paunkovic, and A. Souto.
Quantum walk public-key cryptographic system (extended abstract).
In Proceedings of Conftele 2015, page PosterSection:10, 2015.
Get
a preprint: 15-MPRSV-qwpkcs.pdf
- A. Almeida, R. Loura,
N. Paunkovic, N. Silva, N. Muga, P. Mateus, P. André, and A. Pinto.
A brief reviow on quantum bit commitment.
In SPIE 9286, Second International Conference on Applications of Optics and
Photonics, page 92861C, 2014.
Get a preprint: 14-ALPetall-rqbcom.pdf
- R. Loura, A. J.
Almeida, P. S. André, A. N. Pinto, P. Mateus, and N. Paunkovic.
Noise and measurement errors in a practical two-state quantum bit commitment
protocol.
Physical Review A, 89052336, 2014.
Get a preprint: 13-LAAPMP-2Sqbcp.pdf
- P. Mateus, N. Paunkovic,
J. Rodrigues, and A. Souto.
Enhancing privacy with quantum networks.
In B. de Decker and A. Zúquete, editors, Proceedings of CMS 2014,
volume 8735 of Lecture Notes in Computer Science, pages 147--153.
Springer, 2014.
Extended abstract in conference proceedings.
Get a preprint: 14-MPRS-qprivacy.pdf
- N. Paunkovic, J. Bouda, and
P. Mateus.
Fair and optimistic quantum contract signing.
Physical Review A, 84(6):062331, 2011.
Get a preprint: 10-PBM-qsec02b.pdf
- P. D. Sacramento, N. Paunkovic, and
V. R. Vieira.
Fidelity spectrum and phase transition of quantum systems.
Physical Review A, 84(6):062318, 2011.
- J. Bouda, P. Mateus, N. Paunkovic,
and J. Rasga.
On the power of quantum tamper-proof devices.
International Journal of Quantum Information, 6(2):281--302,
2008.
Get a preprint: 08-BMNR-qsec02a.pdf
- N. Paunkovic and V. R. Vieira.
Macroscopic distinguishability between quantum states defining different phases
of matter: Fidelity and the Uhlmann geometric phase.
Physical Review E, 77:011129, 2008.
ArXiv 0707.4667 [quant-ph].
Get a preprint: 07-PV-terfid.pdf
- N. Paunkovic, P. D.
Sacramento, P. Nogueira, V. R. Vieira, and V. K. Dugaev.
Fidelity between partial states as signature of quantum phase transitions.
Physical Review A, 77:052302, 2008.
ArXiv 0708.3494 [quant-ph].
Get a preprint: 07-PSNVD-parfid.pdf
- Y. Omar, N. Paunkovic, and V. R.
Vieira.
Macroscopic thermal entanglement.
In J. M. P. Carmelo, J. M. B. Lopes dos Santos, V. R. Vieira, and P. D.
Sacramento, editors, Strongly Correlated Systems, Coherence and
Entanglement, pages 567--595. World Scientific, 2007.
- C. Brukner, N. Paunkovic, T. Rudolph,
and V. Vedral.
Entanglement-assisted orientation in space.
International Journal of Quantum Information, 4(2):365--370, 2006.
ArXiv quant-ph/0509123.
Get a preprint: 05-BPRV-entspo.pdf
- Y. Omar, N. Paunkovic, L. Sheridan,
and S. Bose.
Quantum walk on a line with two entangled particles.
Physical Review A, 74:042304, 2006.
ArXiv 0411065 [quant-ph].
Get a preprint: 04-OPSB-qwalk.pdf
- L. Sheridan, N. Paunkovic, Y. Omar,
and S. Bose.
Discrete time quantum walk on a line with two particles.
International Journal of Quantum Information, 4(3):573--583,
2006.
Get a preprint: 06-SPOB-qwalk2.pdf
- P. Zanardi and N. Paunkovic.
Ground state overlap and quantum phase transitions.
Physical Review E, 74:031123, 2006.
ArXiv 0512249 [quant-ph].
Get a preprint: 05-ZP-qphase.pdf
- N. Paunkovic.
The Role of Indistinguishability of Identical Particles in Quantum
Information Processing.
PhD thesis, Centre for Quantum Computation, Clarendon Laboratory, University of
Oxford, 2004.
Supervised by V. Vedral and A. Ekert.
Get a preprint: 04-P-phdthesis.pdf
- S. Bose, A. Ekert, Y. Omar,
N. Paunkovic, and V. Vedral.
Optimal state discrimination using particle statistics.
Physical Review A, 68:052309, 2003.
ArXiv quant-ph/0309090.
Get a preprint: 04-BEOPV-discrim.pdf
- Y. Omar, N. Paunkovic, S. Bose, and
V. Vedral.
Quantum entanglement and particle statistics.
In J. H. Shapiro and O. Hirota, editors, Proceedings of the Sixth
International Conference on Quantum Communication, Measurement and Computing
(QCMC), page 33. Rinton, Princeton, 2003.
- Y. Omar, N. Paunkovic, S. Bose, and
V. Vedral.
Spin-space entanglement transfer and quantum statistics.
Physical Review A, 65:062305, 2002.
ArXiv quant-ph/0105120.
Get a preprint: 02-OPBV-enttransf.pdf
- N. Paunkovic, Y. Omar, S. Bose, and
V. Vedral.
Entanglement concentration using quantum statistics.
Physical Review Letters, 88:187903, 2002.
ArXiv quant-ph/0112004.
Get a preprint: 02-POBV-entconc.pdf
- V. Bozin, M. Hruska, N. Paunkovic, and
F. Herbut.
On statistical and deterministic quantum
teleportation.
Journal of Physics A, 31:4403, 1998.
Get a preprint: 98-BHPH-teleport.pdf
- S. Sakadzic, N. Paunkovic, Dj. Sarac,
and Z. Petrovic.
Electron transport in ammonia.
In B. Vujicic, S. Djurovic, and J. Puric, editors, Contributed Papers and
Abstracts of Invited Lectures and Progress Reports, 18th SPIG (Summer School
and International Symposium on the Physics of Ionized Gases), page 132,
1996.