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We measured spin transport in nonferromagnetic (NM) metallic multilayers from the contribution to damping due to spin pumping from a ferromagnetic Co90Fe10 thin film. The multilayer stack consisted of NM1/NM2/Co90Fe10(2 nm)/NM2/NM3 with…

Mesoscale and Nanoscale Physics · Physics 2013-05-23 C. T. Boone , H. T. Nembach , J. M. Shaw , T. J. Silva

We demonstrate the injection and detection of electrically and thermally generated spin currents probed in Co$_2$MnSi/Cu lateral spin valves. Devices with different electrode separations are patterned to measure the non-local signal as a…

Mesoscale and Nanoscale Physics · Physics 2015-09-30 Alexander Pfeiffer , Shaojie Hu , Robert M. Reeve , Alexander Kronenberg , Martin Jourdan , Takashi Kimura , Mathias Kläui

A proposal to detect the purported canted antiferromagnet order for the $\nu=0$ quantum Hall state of graphene based on a two-terminal spin transport setup is theoretically discussed. In the presence of a magnetic field normal to the…

Mesoscale and Nanoscale Physics · Physics 2016-06-01 So Takei , Amir Yacoby , Bertrand I. Halperin , Yaroslav Tserkovnyak

We measure electron tunneling via discrete energy levels in ferromagnetic cobalt particles less than 4 nm in diameter, using non-magnetic electrodes. Due to magnetic anisotropy, the energy of each tunneling resonance shifts as an applied…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 S. Gueron , Mandar M. Deshmukh , E. B. Myers , D. C. Ralph

We propose a new method of direct detection of spin accumulation, which overcomes problems of previous measurement schemes. A spin dependent current in a single-electron transistor with ferromagnetic electrodes leads to spin accumulation on…

Mesoscale and Nanoscale Physics · Physics 2016-08-16 Jan Martinek , Józef Barnas , Sadamichi Maekawa , Herbert Schoeller , Gerd Schön

Nonlocal compensation of magnetic damping by spin injection has been theoretically shown to establish dynamic, noncollinear magnetization states that carry spin currents over micrometer distances. Such states can be generically referred to…

Mesoscale and Nanoscale Physics · Physics 2019-05-08 Ezio Iacocca , Mark A. Hoefer

We experimentally show evidence for the presence of spin accumulation in localized states at ferromagnet-silicon interfaces, detected by electrical Hanle effect measurements in CoFe/$n^{+}$-Si/$n$-Si lateral devices. By controlling the…

Materials Science · Physics 2012-07-06 Y. Ando , S. Yamada , K. Kasahara , K. Masaki , K. Sawano , M. Miyao , K. Hamaya

We provide a theoretical description of diffusive charge and spin transport in hybrid devices containing altermagnets. Based on recently derived drift--diffusion equations for coupled charge and spin dynamics and general boundary…

Mesoscale and Nanoscale Physics · Physics 2026-03-17 Nicolás Sigales , Tim Kokkeler , Gonzalo de Polsi , Sebastian Bergeret

We report on the experimental observation of nonlocal spin-dependent thermoelectric effects in superconductor-ferromagnet multiterminal structures. Our samples consist of a thin superconducting aluminum wire with several ferromagnetic…

Superconductivity · Physics 2019-10-08 J. Heidrich , D. Beckmann

Spintronics had a widespread impact over the past decades due to transferring information by spin rather than electric currents. Its further development requires miniaturization and reduction of characteristic timescales of spin dynamics…

Based on Green's function formalism, the existence of multiple mobility edges in a one-dimensional magnetic-non-magnetic superlattice geometry in presence of external electric field is predicted, and, it leads to the possibility of getting…

Mesoscale and Nanoscale Physics · Physics 2013-08-06 Moumita Dey , Santanu K. Maiti , S. N. Karmakar

Synergizing altermagnetism and other ferroic orders, such as ferroelectric switchable altermagnetism [Phys. Rev. Lett. 134, 106801 (2025) and ibid. 106802 (2025)], offers an effective route to achieve nonvolatile switching of altermagnetic…

Materials Science · Physics 2025-07-15 Rui Peng , Shibo Fang , Pin Ho , Tong Zhou , Junwei Liu , Yee Sin Ang

A model of a spin valve in which electron transport between the magnetized electrodes is due to multistep tunneling is analyzed. Motivated by recent experiments on organic spin valves, we assume that spin memory loss in the course of…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 R. C. Roundy , M. E. Raikh

We theoretically investigate spin dependent transport in ferromagnetic/normal metal/ferromagnetic single electron transistors by applying master equation calculations using a two dimensional space of states involving spin and charge degrees…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Watson Kuo , C. D. Chen

Electronic transport through a single-wall metallic carbon nanotube weakly coupled to one ferromagnetic and one nonmagnetic lead is analyzed in the sequential tunneling limit. It is shown that both the spin and charge currents flowing…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 I. Weymann , J. Barnas

By driving with a microwave pulse the lowest frequency antiferromagnetic resonance of the quasi 1-D biaxial antiferromagnet (C_2 H_5 NH_3)_2 CuCl_4 into an unstable region intrinsic localized spin waves have been generated and detected in…

chao-dyn · Physics 2009-10-31 U. T. Schwarz , L. Q. English , A. J. Sievers

In considering a novel function in ferromagnetic tunnel junctions consisting of ferromagnet(FM)/barrier/FM junctions, we theoretically investigate multiple valued (or multi-level) cell property, which is in principle realized by sensing…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Satoshi Kokado , Kikuo Harigaya

The spin-dependent transport properties of paramagnetic metals are roughly invariant under rotation. By contrast, in ferromagnetic materials the magnetization breaks the rotational symmetry, and thus the spin Hall effect is expected to…

Organic spintronic devices have been appealing because of the long spin life time of the charge carriers in the organic materials and their low cost, flexibility and chemical diversity. In previous studies, the control of resistance of…

Room temperature local magnetoresistance in two-terminal scheme is reported. By employing 1.6 nm-thick MgO tunnel barrier, spin injection efficiency is increased, resulting in large non-local magnetoresistance. The magnitude of the…

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