user-k33231a@aalto.fi

Research groups

2016

Pöyhönen, K., Westström, A., and Ojanen, T., Topological superconductivity in ferromagnetic atom chains beyond the deep-impurity regime, Physical Review B, 93, 014517 (2016). http://dx.doi.org/10.1103/PhysRevB.93.014517
Behrends, J., Grushin, A., Ojanen, T., and Bardarson, J., Visualizing the chiral anomaly in Dirac and Weyl semimetals using photoemission spectroscopy, Physical Review B, 93, 075114 (2016). http://dx.doi.org/10.1103/PhysRevB.93.094521
Röntynen, J., and Ojanen, T., Chern mosaic: Topology of chiral superconductivity in ferromagnetic adatom lattices, Physical Review B, 93, 094521 (2016). http://dx.doi.org/10.1103/PhysRevB.93.094521
Ojanen, T., Ground state angular momentum, spectral asymmetry and topology in chiral superfluids and superconductors, Physical Review B, 93, 174505 (2016). http://dx.doi.org/10.1103/PhysRevB.93.174505
Kaladzhyan, V., Röntynen, J., Simon, P., and Ojanen, T., Topological state engineering by potential impurities on chiral superconductors, Physical Review B, 94, 060505(R) (2016). http://dx.doi.org/10.1103/PhysRevB.94.060505
Westström, A., Pöyhönen, K., and Ojanen, T., Topological superconductivity and anti-Shiba states in disordered chains of magnetic adatoms, Physical Review B, 94, 104519 (2016). http://dx.doi.org/10.1103/PhysRevB.94.104519
Pöyhönen, K., Westström, A., Pershoguba, S.S., Ojanen, T., and Balatsky, A.V., Skyrmion-induced subgap states in p-wave superconductors, Physical Review B, 94, 214509 (2016). http://dx.doi.org/10.1103/PhysRevB.94.214509

2015

Röntynen, J., and Ojanen, T., Topological Superconductivity and High Chern Numbers in 2D Ferromagnetic Shiba Lattices, Physical Review Letters, 114, 236803 (2015). http://dx.doi.org/10.1103/PhysRevLett.114.236803
Westström, A., Pöyhönen, K., and Ojanen, T., Topological properties of helical Shiba chains with general impurity strength and hybridization, Physical Review B, 91, 064502 (2015). http://dx.doi.org/10.1103/PhysRevB.91.064502

2014

Pöyhönen, K., Westsröm, A., Röntynen, J., and Ojanen, T., Majorana states in helical Shiba chains and ladders, Physical Review B, 89, 115109 (2014). http://dx.doi.org/10.1103/PhysRevB.89.115109
Ojanen, T., and Borkje, K., Ground-state cooling of mechanical motion in the unresolved sideband regime by use of optomechanically induced transparency, Physical Review A, 90, 013824 (2014). http://dx.doi.org/10.1103/PhysRevA.90.013824
Röntynen, J., Ojanen, T., Tuning topological superdoncuctivity in helical Shiba chains by supercurrent, Physical Review B, 90, 180503(R) (2014). http://dx.doi.org/10.1103/PhysRevB.90.180503

2013

Ojanen, T., Majorana states and devices in magnetic structures, Physical Review B, 88, 220502 (2013). http://dx.doi.org/10.1103/PhysRevB.88.220502
Ojanen, T., Helical Fermi arcs and surface states in time-reversal invariant Weyl semimetals, Physical Review B, 87, 245112 (2013). http://dx.doi.org/10.1103/PhysRevB.87.245112
Ojanen, T., Topological π Josephson junction in superconducting Rashba wires, Physical Review B, 87, 100506 (2013). http://dx.doi.org/10.1103/PhysRevB.87.100506
Ojanen, T., Kitagawa, T., Anomalous electromagnetic response of superconducting Rashba systems in trivial and topological phases, Physical Review B, 87, 014512 (2013). http://dx.doi.org/10.1103/PhysRevB.87.014512
Ojanen, T., Majoranafermionit topologisissa suprajohteissa- tarina siitä, miten kaksi italialialaista herrasmiestä mahtuvat samaan kvanttibittiin, Arkhimedes, , 8-13 (2013). http://dx.doi.org/

2012

Ojanen, T., and Kitagawa, T., Photoinduced helical metal and magnetization in two-dimensional electron systems with spin-orbit coupling, Physical Review B, 85, 161202 (2012). http://dx.doi.org/10.1103/PhysRevB.85.161202
Ojanen, T., Magnetoelectric effects in superconducting nanowires with Rashba spin-orbit coupling, Physical Review Letters, 109, 226804 (2012). http://dx.doi.org/10.1103/PhysRevLett.109.226804
Ruokola, T., and Ojanen, T., Theory of single-electron heat engines coupled to electromagnetic environments, Physical Review B, 86, 035454 (2012). http://dx.doi.org/10.1103/PhysRevB.86.035454

2011

Väyrynen, J.I. and Ojanen, T., Electrical manipulation and measurement of spin properties of quantum spin Hall edge states, Physical Review Letters, 106, 076803 (2011). http://dx.doi.org/10.1103/PhysRevLett.106.076803
Ruokola, T., and Ojanen, T., Thermal conductance in a spin-boson model: Cotunneling and low-temperature properties, Physical Review B, 83, 045417/1-6 (2011). http://dx.doi.org/10.1103/PhysRevB.83.045417
Väyrynen, J.I. and Ojanen, T., Chiral topological phases andfractional domain wall excitations in one-dimensional chains and wires, Physical Review Letters, 107, 166804 (2011). http://dx.doi.org/10.1103/PhysRevLett.107.166804
Ojanen, T., Topologiset materiaalit - kiinteän aineen uudet eksoottisetolomuodot, , , 15 (2011). http://dx.doi.org/
Ruokola, T. and Ojanen, T., Single-electron heat diode: Asymmetric heat transport between electronic reservoirs through Coulomb islands, Physical Review B, 83, 241404 (2011). http://dx.doi.org/10.1103/PhysRevB.83.241404

2007

Ojanen, T., Quantum fluctuations and transport in mesoscopic physics, Low Temperature Laboratory , , 46 and append. (2007). http://dx.doi.org/