Results 21 to 30 of about 5,925 (208)

Large magnetoresistance effect in nitrogen-doped silicon

open access: yesAIP Advances, 2017
In this work, we reported a large magnetoresistance effect in silicon by ion implantation of nitrogen atoms. At room temperature, the magnetoresistance of silicon reaches 125 % under magnetic field 1.7 T and voltage bias -80 V. By applying an alternating
Tao Wang   +6 more
doaj   +1 more source

Large-field magnetoresistance of nanometer scale nickel films grown on molybdenum disulfide

open access: yesAIP Advances, 2022
The magnetoresistance of thin nickel films grown on molybdenum disulfide was measured in perpendicular magnetic fields as high as 90 kOe. Films with thicknesses of 20 nm provided continuous surfaces for measurement.
Timothy E. Kidd   +6 more
doaj   +1 more source

Effect of Annealing on Structural-phase State and Three-layered Film Magnetoresistance Systems Based on Ni and V as well as Ni and Au or Ag [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
The structural-phase state and magnetoresistive properties of three-layer film systems based on Ni and V and Ni and Au or Ag total thickness d = 25-55 nm thick steel spacer ds = 5 nm. Experimentally tested the influence of annealing temperatures from 300
T.M. Grychanovs’ka   +3 more
doaj  

Anisotropic magnetoresistance in topological insulator Bi1.5Sb0.5Te1.8Se1.2/CoFe heterostructures

open access: yesAIP Advances, 2012
Topological insulator is composed of an insulating bulk state and time reversal symmetry protected two-dimensional surface states. One of the characteristics of the surface states is the locking between electron momentum and spin orientation.
B. Xia   +6 more
doaj   +1 more source

Advances in Magnetoresistive Biosensors [PDF]

open access: yesMicromachines, 2019
Magnetoresistance (MR) based biosensors are considered promising candidates for the detection of magnetic nanoparticles (MNPs) as biomarkers and the biomagnetic fields. MR biosensors have been widely used in the detection of proteins, DNAs, as well as the mapping of cardiovascular and brain signals.
Diqing Su   +4 more
openaire   +3 more sources

Magnetoresistance in relativistic hydrodynamics without anomalies

open access: yesJournal of High Energy Physics, 2017
We present expressions for the magnetoconductivity and the magnetoresistance of a strongly interacting metal in 3 + 1 dimensions, derivable from relativistic hydrodynamics.
Andrew Baumgartner   +2 more
doaj   +1 more source

Perturbative measurement of magnetoresistance [PDF]

open access: yesReview of Scientific Instruments, 2018
In this paper, we report the development of a novel technique in which the magnetoresistance of nanostructures is perturbatively measured by transversally modulating the DC magnetic field. It measures the electrical transport counterpart of the transverse magnetic AC-susceptibility. The technique was developed in a conventional four-probe configuration
A. B. Oliveira   +5 more
openaire   +3 more sources

Possible scale invariant linear magnetoresistance in pyrochlore iridates Bi2Ir2O7

open access: yesNew Journal of Physics, 2019
We report the observation of a linear magnetoresistance in single crystals and epitaxial thin films of the pyrochlore iridate Bi _2 Ir _2 O _7 . The linear magnetoresistance is positive and isotropic at low temperatures, without any sign of saturation up
Jiun-Haw Chu   +15 more
doaj   +1 more source

Anisotropic Magnetoresistance of Gamnas:Be

open access: yesSemiconductor Physics, Quantum Electronics and Optoelectronics, 2023
The effect of co-doping with Be on the magnetic anisotropy in Ga0.972Mn0.028As epitaxial layers has been studied by magnetoresistance measurements. Co-doping with Be has been shown to lead to reorientation of both easy and hard magnetic axes in GaMnAs.
P.B. Parchinskiy   +3 more
openaire   +1 more source

Molecular anisotropic magnetoresistance [PDF]

open access: yesPhysical Review B, 2015
Using density functional theory calculations, we demonstrate that the effect of anisotropic magnetoresistance (AMR) can be enhanced by orders of magnitude with respect to conventional bulk ferromagnets in junctions containing molecules sandwiched between ferromagnetic leads.
Otte, Fabian   +2 more
openaire   +3 more sources

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