English
Related papers

Related papers: Evidence for nonmonotonic magnetic field penetrati…

200 papers

Magnetic Compton scattering is an established tool for probing magnetism in ferromagnetic or ferrimagnetic materials with a net spin polarization. Here we show that, counterintuitively, {\it non-magnetic} systems can also have a non-zero…

Materials Science · Physics 2021-09-16 Sayantika Bhowal , Stephen P. Collins , Nicola A. Spaldin

Ultrasensitive magnetic field detection is utilized in the fields of science, medicine and industry. We report on a novel magnetometer relying on the kinetic inductance of superconducting material. The kinetic inductance exhibits a…

Instrumentation and Detectors · Physics 2014-09-12 Juho Luomahaara , Visa Vesterinen , Leif Grönberg , Juha Hassel

We mimic nanorod-based transparent electrodes as random resistor networks (RRN) produced by the homogeneous, isotropic, and random deposition of conductive zero-width sticks onto an insulating substrate. We suppose that the number density…

Disordered Systems and Neural Networks · Physics 2022-04-25 Yuri Yu. Tarasevich , Andrei V. Eserkepov , Irina V. Vodolazskaya

The magneto-conductance of an InAs nanowire is investigated with respect to the relative orientation between external magnetic field and the nanowire axis. It is found that both the perpendicular and the parallel magnetic fields induce a…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Dong Liang , Juan Du , Xuan P. A. Gao

We develop the theoretical framework for calculating magnetic noise from conducting two-dimensional (2D) materials. We describe how local measurements of this noise can directly probe the wave-vector dependent transport properties of the…

Strongly Correlated Electrons · Physics 2017-04-25 Kartiek Agarwal , Richard Schmidt , Bertrand Halperin , Vadim Oganesyan , Gergely Zaránd , Mikhail D. Lukin , Eugene Demler

We propose a mechanism for the recently reported destabilization by an in-plane magnetic field of the conducting phase of low density electrons in 2D. We apply our self-consistent approach based on the memory function formalism to the fully…

Strongly Correlated Electrons · Physics 2007-05-23 J. S. Thakur , D. Neilson

When a magnetic field is applied, the mixed state of a conventional Type II superconductor gets destroyed at the upper critical field Hc2, where the normal vortex cores overlap with each other. Here, we show that in the presence weak and…

Superconductivity · Physics 2017-08-16 Rini Ganguly , Indranil Roy , Anurag Banerjee , Harkirat Singh , Amit Ghosal , Pratap Raychaudhuri

Nuclear magnetic resonance (NMR) is a fundamental bulk probe that provides key information about the electronic properties of materials. Very recently, the analysis of all available planar copper shift as well as relaxation data proved that…

Superconductivity · Physics 2020-09-22 Danica Pavićević , Marija Avramovska , Jürgen Haase

Efficient sub-10 nm electric transport remains a major challenge for nanoelectronics due to high losses and impedance mismatches in conventional Drude metals. Despite their promise of dissipationless, reflection-free conduction,…

We demonstrate spin injection into a graphene thin film with high reliability by using non-local magnetoresistance (MR) measurements, in which the electric current path is completely separated from the spin current path. Using these…

Materials Science · Physics 2009-11-13 Megumi Ohishi , Masashi Shiraishi , Ryo Nouchi , Takayuki Nozaki , Teruya Shinjo , Yoshishige Suzuki

Neutrons and X-rays are powerful probes for studying magnetic and lattice excitations in strongly correlated materials over very wide ranges of momentum and energy transfers. In the focus of the present work are the incommensurate magnetic…

Strongly Correlated Electrons · Physics 2015-05-27 Peter Böni , Bertrand Roessli , Klaudia Hradil

Magnetometry and neutron scattering have been used to study the magnetic properties of pressure graded Co/Pd multilayers. The grading of the multilayer structure was done by varying the deposition pressure during sputtering of the samples.…

Materials Science · Physics 2009-11-13 B. J. Kirby , S. M. Watson , J. E. Davies , G. T. Zimanyi , Kai Liu , R. D. Shull , J. A. Borchers

Transport properties of degenerate relativistic electrons along quantizing magnetic fields in neutron star crusts are considered. A kinetic equation is derived for the spin polarization density matrix of electrons. Its solution does not…

Astrophysics · Physics 2011-05-23 A. Y. Potekhin

Recently it has been shown that the modules and phase of complex reflection coefficient can be determined by using a magnetic substrate and polarized neutrons. Several other methods have also been worked out based on measurement of…

Materials Science · Physics 2015-05-30 S. Farhad Masoudi , Saeed S. Jahromi

Nonlinear magneto-optics is a very sensitive fingerprint of the electronic, magnetic, and atomic structure of surfaces, interfaces, and thin ferromagnetic films. Analyzing theoretically the nonlinear magneto-optical Kerr effect for thin…

Condensed Matter · Physics 2009-10-28 U. Pustogowa , T. A. Luce , W. Hubner , K. H. Bennemann

Neutrons have played an important role in advancing our understanding of the pairing mechanism and the symmetry of the superconducting energy gap in the iron arsenide compounds. Neutron measurements of the phonon density-of-state are in…

Superconductivity · Physics 2014-07-15 R. Osborn , S. Rosenkranz , E. A. Goremychkin , A. D. Christianson

The interaction between a straight vortex line in a superconducting film and a soft magnetic nanodisk in the magnetic vortex state in the presence of a magnetic field applied parallel to the film surfaces is studied theoretically. The…

Superconductivity · Physics 2015-06-25 Gilson Carneiro

The investigation of the properties of metal-semiconductor interfaces has gained significant attention due to the unique features that emerge from the combination of both metal and semiconductor attributes. In this report, the magnetic…

Nitrogen vacancy (NV) centers, optically active atomic defects in diamond, have been widely applied to emerging quantum sensing, imaging, and network efforts, showing unprecedented field sensitivity and nanoscale spatial resolution. Many of…

Mesoscale and Nanoscale Physics · Physics 2021-04-06 Eric Lee-Wong , Jinjun Ding , Xiaoche Wang , Chuanpu Liu , Nathan J. McLaughlin , Hailong Wang , Mingzhong Wu , Chunhui Rita Du

Sub-wavelength confinement of mid-infrared light can be achieved exploiting the metal-like optical response of polar dielectric crystals in their Reststrahlen spectral region, where they support evanescent modes termed surface phonon…

Mesoscale and Nanoscale Physics · Physics 2020-05-29 Christopher R. Gubbin , Simone De Liberato