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Related papers: Spin Seebeck Effect in Graphene

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We show that graphene with Mn adatoms trapped at single vacancies feature spin-dependent Seebeck effect, thus enabling the use of this material for spin caloritronics. A gate potential can be used to tune its thermoelectric properties in a…

Mesoscale and Nanoscale Physics · Physics 2014-02-25 Alberto Torres , Matheus P. Lima , A. Fazzio , Antônio J. R. da Silva

Recent years have witnessed great interest in the quantum spin Hall effect (QSHE) which is a new quantum state of matter with nontrivial topological property due to the scientific importance as a novel quantum state and the technological…

Materials Science · Physics 2012-02-08 Cheng-Cheng Liu , Wanxiang Feng , Yugui Yao

The Seebeck effect consists in the induction of a voltage drop due to the temperature difference in a conductor. In the middle of XIXth century, Lord Kelvin has proposed a relation between the Seebeck coefficient and the derivative of the…

Mesoscale and Nanoscale Physics · Physics 2024-05-20 A. V. Kavokin , S. V. Kavokina , A. A. Varlamov , Yuriy Yerin

Graphene halfly doped with H or F possesses local magnetization at the undoped C sites. Thus the Seebeck coefficient is different for each spin channel and its sign also changes depending on the spin polarization. Deposition of doped…

Materials Science · Physics 2014-10-07 Malgorzata Wierzbowska , Adam Dominiak

Spin Seebeck effect (SSE) holds promise for new spintronic devices with low-energy consumption. The underlying physics, essential for a further progress, is yet to be fully clarified. This study of the time resolved longitudinal SSE in the…

Materials Science · Physics 2015-10-28 S. R. Etesami , L. Chotorlishvili , J. Berakdar

We theoretically investigate the longitudinal spin Seebeck effect, in which the spin current is injected from a ferromagnet into an attached nonmagnetic metal in a direction parallel to the temperature gradient. Using the fact that the…

Materials Science · Physics 2013-07-15 Hiroto Adachi , Sadamichi Maekawa

The longitudinal spin-Seebeck effect (LSSE) has been investigated for Pt/yttrium iron garnet (YIG) bilayer systems. The magnitude of the voltage induced by the LSSE is found to be sensitive to the Pt/YIG interface condition. We observed…

Materials Science · Physics 2016-08-04 Z. Qiu , D. Hou , K. Uchida , E. Saitoh

Superconductivity can be induced in a normal material via the leakage of superconducting pairs of charge carriers from an adjacent superconductor. This so-called proximity effect is markedly influenced by graphene unique electronic…

The influence of nanostructuring and quantum confinement on the thermoelectric properties of materials has been extensively studied. While this has made possible multiple breakthroughs in the achievable figure of merit, classical…

We present measurements of magneto-Seebeck effect on a spin valve with in-plane thermal gradient. We measured open circuit voltage and short circuit current by applying a temperature gradient across a spin valve stack, where one of the…

Mesoscale and Nanoscale Physics · Physics 2014-09-18 S. Jain , D. D. Lam , A. Bose , H. Sharma , V. R. Palkar , C. V. Tomy , Y. Suzuki , A. A. Tulapurkar

The interplay of charge, spin and heat transport is investigated in the fascinating research field of spin caloritronics, the marriage of spintronics and thermoelectrics. Here, many new spin-dependent thermal transport phenomena in magnetic…

In their Comment, Kimling and Kuschel (hereafter the commenters) challenge our original interpretation of the magneto-optical Kerr effect (MOKE) measurements using ultrasensitive Sagnac interferometer, claiming that the transverse…

Materials Science · Physics 2019-03-27 R. McLaughlin , D. Sun , C. Zhang , M. Groesbeck , Z. Valy Vardeny

The spin Seebeck effect is studied across a charge insulating magnetic junction, in which thermal-spin conjugate transport is assisted by the exchange interactions between the localized spin in the center and electrons in metallic leads. We…

Mesoscale and Nanoscale Physics · Physics 2014-06-23 Jie Ren , Jonas Fransson , Jian-Xin Zhu

Creating, manipulating and detecting spin polarized carriers are the key elements of spin based electronics. Most practical devices use a perpendicular geometry in which the spin currents, describing the transport of spin angular momentum,…

Mesoscale and Nanoscale Physics · Physics 2012-01-17 Abraham Slachter , Frank Lennart Bakker , Jean-Paul Adam , Bart Jan van Wees

The spin-Seebeck effect was recently discovered in a metallic ferromagnet and consists of a thermally generated spin distribution that is electrically measured utilizing the inverse spin Hall effect. Here this effect is reproduced…

Materials Science · Physics 2010-10-27 C. M. Jaworski , J. Yang , S. Mack , D. D. Awschalom , J. P. Heremans , R. C. Myers

We present results on the longitudinal spin Seebeck effect (LSSE) shown by semiconducting ferrimagnetic NiFe2O4/Pt films from room temperature down to 50K base temperature. To the best of our knowledge, this is the first observation of spin…

Graphene is a very promising material in spintronics due to both its high electric mobility and low intrinsic spin-obit coupling. Electronic spins can be injected from a ferromagnetic material through a tunnel contact into graphene owing to…

Mesoscale and Nanoscale Physics · Physics 2022-06-08 Bin Yang , Winfried Teizer

Searching for novel spin caloric effects in antiferromagnets we study the properties of thermally activated magnons in the presence of an external spin current and temperature gradient. We predict the spin Peltier effect -- generation of a…

Mesoscale and Nanoscale Physics · Physics 2018-07-04 Olena Gomonay , Kei Yamamoto , Jairo Sinova

Measuring spin currents and spin accumulations is challenging. This is mainly because of their small size and the lack of a standard spin detector comparable to conventional ampere meters or voltage detectors. It is all the more pleasing to…

Mesoscale and Nanoscale Physics · Physics 2019-03-14 Johannes Kimling , Timo Kuschel

Understanding the transfer of spin angular momentum is essential in modern magnetism research. A model case is the generation of magnons in magnetic insulators by heating an adjacent metal film. Here, we reveal the initial steps of this…

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