Publications Neptun

March 21, 2018 12:54 pm Published by

S. Sponar, A. Danner, M. Ozawa, and Y. Hasegawa, Neutron Optical Test of Completeness of Quantum Root-Mean-Square Errors, npj Quantum Information 7, 106 (2021) or arXiv:2009.06418 [quant-ph].

S. Sponar, A. Danner, V. Pecile, N. Einsidler, B. Demirel, and Y. Hasegawa, Experimental Test of Entropic Noise-Disturbance Uncertainty Relations for Three-Outcome Qubit MeasurementsPhysical Review Research 3, 023175 (2021) or arXiv:2005.13410 [quant-ph].

S. Sponar, A. Danner, K. Obigane, S. Hack, and Y. Hasegawa, Experimental Test of Tight State-Independent Preparation Uncertainty Relations for Qubits, Physical Review A 102, 042204 (2020) or [quant-ph/2002.10725].

B. Demirel, S. Sponar, A. A. Abbott, C, Branciard, and Y. Hasegawa, Experimental test of an entropic measurement uncertainty relation for arbitrary qubit observablesNew Journal of Physics 21, 013038 (2019) [quant-ph/1711.05023].

M. Blackener, Demirel , I. Drevenšek-Olenik, M. Fally, P. Flauger, P. Geltenbort, Y. Hasegawa, R. Kurinjimala, M. Ličen, C. Pruner, S. Sponar, Y. Tomita, J. Klepp, Monte-Carlo simulation of neutron transmission through nanocomposite materials for neutron-optics applicationsNuclear Instruments and Methods in Physics Research A 916, 454–157 (2019).

Georg Sulyok and Stephan Sponar, Heisenberg’s error-disturbance uncertainty relation: Experimental study of competing approaches,  Physical Review A 96, 022137 (2017).

B. Demirel, S. Sponar, G. Sulyok, M. Ozawa, and Y. Hasegawa, Experimental Test of Residual Error-Disturbance Uncertainty Relations for Mixed Spin-1⁄2 StatesPhysical Review Letters 117, 140402 (2016) [quant-ph/1511.03462].

S. Sponar, Error-disturbance uncertainty relations in neutron spin measurements, International Journal of Quantum Information 14, 1640016 (2016).

G. Sulyok, S. Sponar, B. Demirel, F. Buscemi, M.J. Hall, M. Ozawa, and Y. Hasegawa, Experimental test of entropic noise-disturbance uncertainty relations for spin – 1/2 measurements, Physical Review Letters 115, 030401 (2015) [quant-ph/1504.04200].

B. Demirel, S. Sponar, and Y. Hasegawa, Measurement of the spin-rotation coupling in neutron polarimetryNew Journal of Physics 17, 023065 (2015).

S. Sponar, G. Sulyok, J. Erhart, and Y. Hasegawa, Error-Disturbance Uncertainty Relations in Neutron-Spin MeasurementsAdvances in High Energy Physics 2014, 735398 (2014).

G. Sulyok, S. Sponar, J. Erhart, G. Badurek, M. Ozawa, and Y. Hasegawa, Violation of Heisenberg’s error-disturbance uncertainty relation in spin measurementsPhysical Review A 88, 022110 (2013) [quant-ph/1305.7251].

J. Erhart, S. Sponar, G. Sulyok, G. Badurek, M. Ozawa, and Y. Hasegawa, Experimental demonstration of a universally valid error-disturbance uncertainty relation in spin-measurements, Nature Physics 8, 185-189 (2012) [quant-ph/1201.1833].

S. Sponar, J. Klepp, C. Zeiner, G. Badurek, and Y. Hasegawa, Violation of a Bell-like inequality for spin-energy entanglement in neutron polarimetry, Physics Letters A 374, 431-434 (2010) [quant-ph/0907.4654].

S. Sponar, J. Klepp, G. Badurek, and Y. Hasegawa, Zero-field and Larmor spinor precessions in a neutron polarimeter experiment, Physics Letters A 372, 3153-3156 (2008) [quant-ph/0802.1411].

J. Klepp, S. Sponar, S. Filipp, M. Lettner, G. Badurek, and Y. Hasegawa, Observation of Nonadditive Mixed-State Phases with Polarized NeutronssPhysical Review Letters 101, 150404 (2008) [quant-ph/0809.0572].

J. Klepp, S. Sponar, Y. Hasegawa, E. Jericha, and G. Badurek, Noncyclic Pancharatnam phase for mixed state SU(2) evolution in neutron polarimetrysPhysical Letters A 342, 48-52 (2005) [quant-ph/0505.209].