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Related papers: Contact and bulk rectification effects in ferromag…

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Defect-induced ferromagnetism has triggered a lot of investigations and controversies. The major issue is that the induced ferromagnetic signal is so weak that it can sufficiently be accounted for by trace contamination. To resolve this…

A bulk material without inversion symmetry can generate a direct current under illumination. This interface-free current generation mechanism, referred to as the bulk photovoltaic effect (BPVE), does not rely on $p$-$n$ junctions. Here, we…

Materials Science · Physics 2023-05-01 Zhuang Qian , Jian Zhou , Hua Wang , Shi Liu

Magnetic tunnel junctions are nanoscale spintronic devices with microwave generation and detection capabilities. Here we use the rectification effect called "spin-diode" in a magnetic tunnel junction to wirelessly detect the microwave…

We study the dc photocurrent induced by linearly polarized light in a multiband Dirac-electron system, focusing on the organic conductor $\alpha$-(BEDT-TTF)$_2$I$_3$. Utilizing perturbation theory, we predict the dependence of shift current…

Mesoscale and Nanoscale Physics · Physics 2023-11-21 Keisuke Kitayama , Masao Ogata

The relative contribution of spin pumping and spin rectification from the ferromagnetic resonance of CoFeB/non-magnetic bilayers was investigated as a function of non-magnetic electrode resistance. Samples with highly resistive electrodes…

Materials Science · Physics 2015-06-19 Dong-Jun Kim , Sang-Il Kim , Seung-Young Park , Kyeong-Dong Lee , Byong-Guk Park

This work is devoted to experimental study of influence of superconductivity (S) on ferromagnetism (FM) (inverse proximity effects) with the help of Polarized Neutron Reflectivity. Combining meausurements of specular and diffuse intensities…

The dc voltage obtained from the inverse spin Hall effect (iSHE) due to spin pumping in ferromagnet/normal-metal (NM) bilayers can be unintentionally superimposed with magnetoresistive rectification of ac charge currents in the…

Mesoscale and Nanoscale Physics · Physics 2014-12-08 Mathias Weiler , Justin M. Shaw , Hans T. Nembach , Thomas J. Silva

The electrical creation and detection of spin accumulation in ferromagnet/semiconductor Schottky contacts that exhibit highly non-linear and rectifying electrical transport is evaluated. If the spin accumulation in the semiconductor is…

Mesoscale and Nanoscale Physics · Physics 2015-09-02 R. Jansen , A. Spiesser , H. Saito , S. Yuasa

Magnetoelectric coupling in ferromagnet/multiferroic systems is often manifested in the exchange bias effect, which may have combined contributions from multiple sources, such as domain walls, chemical defects or strain. In this study we…

Materials Science · Physics 2016-08-29 Qintong Zhang , Peyton Murray , Lu You , Caihua Wan , Xuan Zhang , Wenjing Li , Usman Khan , Junling Wang , Kai Liu , Xiufeng Han

The phenomenon of ferromagnetic resonance (FMR) provides fundamental information on the physics of magnetic materials and lies at the heart of a variety of signal processing microwave devices. Here we demonstrate theoretically that…

Materials Science · Physics 2011-10-18 N. A. Pertsev , H. Kohlstedt , R. Knoechel

With the goal to elucidate the nature of spin-dependent electronic transport in ferromagnetic atomic contacts, we present here a combined experimental and theoretical study of the conductance and shot noise of metallic atomic contacts made…

Mesoscale and Nanoscale Physics · Physics 2016-03-04 Ran Vardimon , Manuel Matt , Peter Nielaba , Juan Carlos Cuevas , Oren Tal

A new type of quartz resonance device for measurements of oscillations of the contact potential difference induced by modulated light is described. Special attention is devoted to the compensation of the constructive capacitance of the…

Instrumentation and Detectors · Physics 2015-02-26 Vasil G. Yordanov , Todor M. Mishonov

We have measured periodic oscillations of rectified dc voltage versus magnetic field V_{dc}(B) in a superconducting aluminum thin-film circular-asymmetric figure-of-eight microstructure threaded by a magnetic flux and biased with a…

Superconductivity · Physics 2008-03-31 V. I. Kuznetsov , A. A. Firsov , S. V. Dubonos

We investigate spin-rectification phenomena in canted antiferromagnets, closely connected to the family of altermagnetic materials. Our results show that excitation efficiency is significantly enhanced by the Dzyaloshinskii-Moriya…

Mesoscale and Nanoscale Physics · Physics 2024-10-11 A. El Kanj , S. Mantion , I. Boventer , P. Bortolotti , V. Cros , A. Anane , O. Gomonay , R. Lebrun

We theoretically demonstrate dc and ac electric voltage generation due to spinmotive forces originating from domain wall motion and magnetic resonance, respectively, in two-sublattice antiferromagnets. Our theory accounts for the canting…

Mesoscale and Nanoscale Physics · Physics 2016-06-01 Yuta Yamane , Jun'ichi Ieda , Jairo Sinova

Magnetoresistance and rectification are two fundamental physical properties of heterojunctions and respectively have wide applications in spintronics devices. Being different from the well known various magnetoresistance effects, here we…

We elucidate light-induced orbital and spin current through nonlinear response theory, which generalizes the well-known bulk photovoltaic effect in centrosymmetric broken materials from charge to the spin and orbital degrees of freedom. We…

Materials Science · Physics 2021-08-30 Xingchi Mu , Jian Zhou

Radiative corrections are playing an increasingly significant role in low-energy nuclear physics. We investigate the influence of photons as explicit degrees of freedom within nuclear EFT on the deuteron binding energy, charge form factor,…

Nuclear Theory · Physics 2025-03-18 Immo C. Reis

Spin transfer magnetization dynamics have led to considerable advances in Spintronics, including opportunities for new nanoscale radiofrequency devices. Among the new functionalities is the radiofrequency(rf) detection using the spin diode…

The equivalent circuit simulation of random resistors-capacitors (R-C) net, modified to include large capacitors interfacing between the random R-C bulk and the electrode surface, shows an enhancement of 3 orders of magnitude of the…

Materials Science · Physics 2015-07-21 B. Vainas