Gigantic negative magnetoresistance in the bulk of a disordered topological insulator O Breunig, Z Wang, AA Taskin, J Lux, A Rosch, Y Ando
Nature communications 8 (1), 1-7, 2017
93 2017 In-Situ Crystal Growth and Properties of the Magnetic Ionic Liquid [C2 mim][FeCl4 ] T Bäcker, O Breunig, M Valldor, K Merz, V Vasylyeva, AV Mudring
Crystal growth & design 11 (6), 2564-2571, 2011
92 2011 Opportunities in topological insulator devices O Breunig, Y Ando
Nature Reviews Physics 4 (3), 184-193, 2022
75 2022 Quantum criticality in the spin-1/2 Heisenberg chain system copper pyrazine dinitrate O Breunig, M Garst, A Klümper, J Rohrkamp, MM Turnbull, T Lorenz
Science advances 3 (12), eaao3773, 2017
57 2017 Anomalous Fraunhofer Patterns in Gated Josephson Junctions Based on the Bulk-Insulating Topological Insulator BiSbTeSe2 S Ghatak, O Breunig, F Yang, Z Wang, AA Taskin, Y Ando
Nano letters 18 (8), 5124-5131, 2018
56 2018 Magnetic phase diagrams, domain switching, and quantum phase transition of the quasi-one-dimensional Ising-like antiferromagnet BaCo V O SK Niesen, G Kolland, M Seher, O Breunig, M Valldor, M Braden, ...
Physical Review B 87 (22), 224413, 2013
56 2013 Quantum Criticality of an Ising-like Spin- Antiferromagnetic Chain in a Transverse Magnetic Field Z Wang, T Lorenz, DI Gorbunov, PT Cong, Y Kohama, S Niesen, ...
Physical review letters 120 (20), 207205, 2018
53 2018 Spin- Chain System in a Transverse Magnetic Field O Breunig, M Garst, E Sela, B Buldmann, P Becker, L Bohatý, R Müller, ...
Physical review letters 111 (18), 187202, 2013
49 2013 Quantum critical dynamics of a Heisenberg-Ising chain in a longitudinal field: many-body strings versus fractional excitations Z Wang, M Schmidt, A Loidl, J Wu, H Zou, W Yang, C Dong, Y Kohama, ...
Physical review letters 123 (6), 067202, 2019
47 2019 Thermal conductivity and specific heat of the spin-ice compound Dy Ti O : Experimental evidence for monopole heat transport G Kolland, O Breunig, M Valldor, M Hiertz, J Frielingsdorf, T Lorenz
Physical Review B 86 (6), 060402, 2012
41 2012 Quantum confinement of the Dirac surface states in topological-insulator nanowires F Münning, O Breunig, HF Legg, S Roitsch, D Fan, M Rößler, A Rosch, ...
Nature communications 12 (1), 1-6, 2021
40 2021 Giant magnetochiral anisotropy from quantum-confined surface states of topological insulator nanowires HF Legg, M Rößler, F Münning, D Fan, O Breunig, A Bliesener, G Lippertz, ...
Nature Nanotechnology, 1-5, 2022
35 2022 Substitution effects on the temperature versus magnetic field phase diagrams of the quasi-one-dimensional effective Ising spin- chain system SK Niesen, O Breunig, S Salm, M Seher, M Valldor, P Warzanowski, ...
Physical Review B 90 (10), 104419, 2014
25 2014 Strong magnetoelastic coupling at the transition from harmonic to anharmonic order in with configuration S Holbein, M Ackermann, L Chapon, P Steffens, A Gukasov, A Sazonov, ...
Physical Review B 94 (10), 104423, 2016
15 2016 Low-temperature ordered phases of the spin- XXZ chain system O Breunig, M Garst, A Rosch, E Sela, B Buldmann, P Becker, L Bohatý, ...
Physical Review B 91 (2), 024423, 2015
13 2015 Suppression of Pauling's residual entropy in the dilute spin ice S Scharffe, O Breunig, V Cho, P Laschitzky, M Valldor, JF Welter, T Lorenz
Physical Review B 92 (18), 180405, 2015
12 2015 Crystal structure and properties of the manganese containing Swedenborgite YBaMn3AlO7 M Valldor, O Breunig
Solid state sciences 13 (5), 831-836, 2011
11 2011 Large positive magnetoconductivity at microwave frequencies in the compensated topological insulator M Bagchi, L Pitz-Paal, CP Grams, O Breunig, N Borgwardt, Z Wang, ...
Physical Review B 99 (16), 161121, 2019
5 2019 Topological-Insulator spin transistor LT Dang, O Breunig, Z Wang, HF Legg, Y Ando
Physical Review Applied 20, 024065, 2023
2 2023 Thermodynamics of the Spin-Chain Compounds Cs2CoCl4 and Cu (C4H4N2)(NO3) 2 O Breunig
Universität zu Köln, 2015
2 2015