Blar i NTNU Open på forfatter "Linder, Jacob"
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Anisotropic Paramagnetic Meissner Effect by Spin-Orbit Coupling
Espedal, Camilla; Yokoyama, Takehito; Linder, Jacob (Journal article, 2016)Conventional s-wave superconductors repel an external magnetic field. However, a recent experiment [A. Di Bernardo et al., Phys. Rev. X 5, 041021 (2015)] has tailored the electromagnetic response of superconducting ... -
Anomalous domain wall velocity and Walker breakdown in hybrid systems with anisotropic exchange
Enoksen, Henrik; Sudbø, Asle; Linder, Jacob (Journal article; Peer reviewed, 2013)It has recently been proposed that spin-transfer torques in magnetic systems with anisotropic exchange can be strongly enhanced, reducing the characteristic current density with up to four orders of magnitude compared to ... -
Anomalous magnetic transport in ferromagnetic graphene junctions
Yokoyama, Takehito; Linder, Jacob (Journal article; Peer reviewed, 2011)We investigate magnetotransport in a ferromagnetic-normal-ferromagnetic graphene junction where a gate electrode is attached to the normal segment. It is shown that the charge conductance can be maximal at an antiparallel ... -
Asymmetric ferromagnetic resonance, universal Walker breakdown, and counterflow domain wall motion in the presence of multiple spin-orbit torques
Linder, Jacob; Alidoust, Mohammad (Journal article; Peer reviewed, 2013)Measurement of the maximum blood flow velocity is the primary means for determining the degree of carotid stenosis using ultrasound. The current standard for estimating the maximum velocity is Pulsed Wave (PW) Doppler with ... -
Beyond the Chandrasekhar-Clogston limit in a spin-split superconductor driven out of equilibrium by a spin-accumulation
Tjernshaugen, Johanne Bratland (Master thesis, 2023)En spinn-splittet superledende film koblet til normalmetall-reservoarer drevet ut av likevekt av en spinnavhengig spenning blir undersøkt numerisk ved å løse den kvasiklassiske Usadelligningen. To ulike oppsett blir ... -
Chirality-sensitive domain wall motion in spin-orbit coupled ferromagnets
Linder, Jacob (Journal article; Peer reviewed, 2013)Using the Lagrangian formalism, we solve analytically the equations of motion for current-induced domain wall dynamics in a ferromagnet with Rashba spin-orbit coupling. An exact solution for the domain wall velocity is ... -
Collective effects in low-dimensional systems with coupled quasiparticles
Thingstad, Even (Doctoral theses at NTNU;2021:279, Doctoral thesis, 2021)Many of the most fascinating and challenging phenomena in condensed matter physics occur in systems with coupling between quasiparticles of different nature. This thesis is concerned with the study of collective effects ... -
Combined Zeeman and orbital effect on the Josephson effect in rippled graphene
Fyhn, Eirik Holm; Amundsen, Morten; Zalic, Ayelet; Dvir, Tom; Steinberg, Hadar; Linder, Jacob (Peer reviewed; Journal article, 2020)The two-dimensional nature of graphene Josephson junctions offers the possibility of creating effective superconductor-ferromagnet-superconductor junctions with tunable Zeeman splitting caused by an in-plane magnetic field. ... -
Complete magnetic control over the superconducting thermoelectric effect
Ouassou, Jabir Ali; González-Ruano, César; Caso, Diego; Aliev, Farkhad G.; Linder, Jacob (Peer reviewed; Journal article, 2022)Giant thermoelectric effects are known to arise at the interface between superconductors and strongly polarized ferromagnets, enabling the construction of efficient thermoelectric generators. We predict that the thermopower ... -
Controllable Enhancement of p-Wave Superconductivity via Magnetic Coupling to a Conventional Superconductor
Olthof, Linde; Johnsen, Lina G.; Robinson, Jason W.A.; Linder, Jacob (Peer reviewed; Journal article, 2021)Unconventional superconductors are of high interest due to their rich physics, a topical example being topological edge states associated with p-wave superconductivity. A practical obstacle in studying such systems is the ... -
Controllable spin-transfer torque on an antiferromagnet in a dual spin-valve
Linder, Jacob (Journal article; Peer reviewed, 2011)We consider current-induced spin-transfer torque on an antiferromagnet (AFM) in a dual spin-valve setup. It is demonstrated that a net magnetization may be induced in the AFM by partially or completely aligning the sublattice ... -
Controllable Superconducting Phase Transition and Magnetization Reorientation due to Spin-Orbit Interactions
Johnsen, Lina Grøvan (Master thesis, 2019)Vi undersøker to superledende hybridstrukturer og ser på virkningen av å kombinere ulike materialer. Det første systemet består av en enkelt homogen ferromagnet koblet til en superleder, hvor et tynt lag av tungt normalmetall ... -
Controllable vortex loops in superconducting proximity systems
Fyhn, Eirik Holm; Linder, Jacob (Journal article; Peer reviewed, 2019)Superconducting vortex loops have so far avoided experimental detection despite being the focus of much theoretical work. We here propose a method of creating controllable vortex loops in the superconducting condensate ... -
Controlling spin supercurrents via nonequilibrium spin injection
Ouassou, Jabir Ali; Robinson, Jason W.A.; Linder, Jacob (Journal article; Peer reviewed, 2019)We propose a mechanism whereby spin supercurrents can be manipulated in superconductor/ferromagnet proximity systems via nonequilibrium spin injection. We find that if a spin supercurrent exists in equilibrium, a nonequilibrium ... -
Controlling superconducting spin flow with spin-flip immunity using a single homogeneous ferromagnet
Jacobsen, Sol; Kulagina, Iryna; Linder, Jacob (Journal article; Peer reviewed, 2016)Spin transport via electrons is typically plagued by Joule heating and short decay lengths due to spin-flip scattering. It is known that dissipationless spin currents can arise when using conventional superconducting ... -
Controlling supercurrents and their spatial distribution in ferromagnets
Lahabi, Kaveh; Amundsen, Morten; Ouassou, Jabir Ali; Beukers, Ewout; Pleijster, Menno; Linder, Jacob; Alkemade, Paul; Aarts, Jan (Journal article; Peer reviewed, 2017)Spin-triplet Cooper pairs induced in ferromagnets form the centrepiece of the emerging field of superconducting spintronics. Usually the focus is on the spin-polarization of the triplets, potentially enabling low-dissipation ... -
Controlling the Superconducting Transition by Rotation of an Inversion Symmetry-Breaking Axis
Johnsen, Lina G.; Svalland, Kristian; Linder, Jacob (Peer reviewed; Journal article, 2020)We consider a hybrid structure where a material with Rashba-like spin-orbit coupling is proximity coupled to a conventional superconductor. We find that the superconducting critical temperature Tc can be tuned by rotating ... -
Controlling the superconducting transition by spin-orbit coupling
Banerjee, Niladri; Ouassou, Jabir Ali; Zhu, Yi; Stelmashenko, N. A.; Linder, Jacob; Blamire, Mark G. (Journal article; Peer reviewed, 2018)Whereas considerable evidence exists for the conversion of singlet Cooper pairs into triplet Cooper pairs in the presence of inhomogeneous magnetic fields, recent theoretical proposals have suggested an alternative way to ... -
Controlling the switching field in nanomagnets by means of domain-engineered antiferromagnets
Folven, Erik; Linder, Jacob; Gomonay, Helen V.; Scholl, Andreas; Doran, Andrew; Young, Anthony; Retterer, Scott; Malik, V.K.; Tybell, Per Thomas Martin; Takamura, Yayoi; Grepstad, Jostein (Journal article, 2015)Using soft x-ray spectromicroscopy, we investigate the magnetic domain structure in embedded nanomagnets defined in La0.7Sr0.3MnO3 thin films and LaFeO3/La0.7Sr0.3MnO3 bilayers. We find that shape-controlled antiferromagnetic ... -
Critical temperature and tunneling spectroscopy of superconductor-ferromagnet hybrids with intrinsic Rashba-Dresselhaus spin-orbit coupling
Jacobsen, Sol; Ouassou, Jabir Ali; Linder, Jacob (Journal article, 2015)We investigate theoretically how the proximity effect in superconductor/ferromagnet hybrid structures with intrinsic spin-orbit coupling manifests in two measurable quantities, namely the density of states and critical ...