Spin-dependent tunnelling in magnetic tunnel junctions

EY Tsymbal, ON Mryasov… - Journal of Physics …, 2003 - iopscience.iop.org
The phenomenon of electron tunnelling has been known since the advent of quantum
mechanics, but continues to enrich our understanding of many fields of physics, as well as …

Material matters in superconducting qubits

CE Murray - Materials Science and Engineering: R: Reports, 2021 - Elsevier
The progress witnessed within the field of quantum computing has been enabled by the
identification and understanding of interactions between the state of the quantum bit (qubit) …

Ni–NiO–Ni tunnel junctions for terahertz and infrared detection

PCD Hobbs, RB Laibowitz, FR Libsch - Applied optics, 2005 - opg.optica.org
We present complete experimental determinations of the tunnel barrier parameters (two
barrier heights, junction area, dielectric constant, and extrinsic series resistance) as a …

Antiferromagnetic interlayer exchange coupling between Fe3O4 layers across a nonmagnetic MgO dielectric layer

HC Wu, SK Arora, ON Mryasov, IV Shvets - Applied Physics Letters, 2008 - pubs.aip.org
We have investigated the interlayer exchange coupling between the epitaxial spinel Fe 3 O
4 layers across an insulating nonmagnetic MgO spacer. The epitaxial structure used for …

The use of Simmons' equation to quantify the insulating barrier parameters in tunnel junctions

LS Dorneles, DM Schaefer, M Carara… - Applied physics …, 2003 - pubs.aip.org
We have analyzed the electron transport processes in Al/AlO x/Al junctions. The samples
were produced by glow-discharge-assisted oxidation of the bottom electrode. The nonlinear …

Annealing effects on the magnetic and magnetotransport properties of iron oxide nanoparticles self-assemblies

F Fabris, E Lima, JM Nuñez, HE Troiani… - …, 2023 - iopscience.iop.org
In magnetic tunnel junctions based on iron oxide nanoparticles the disorder and the
oxidation state of the surface spin as well as the nanoparticles functionalization play a …

Impact of interfacial roughness on tunneling conductance and extracted barrier parameters

CW Miller, ZP Li, J Åkerman, IK Schuller - Applied physics letters, 2007 - pubs.aip.org
The net tunneling conductance of metal-insulator-metal tunnel junctions is studied using a
distribution of barrier thicknesses consistent with interfacial roughness typical of state-of-the …

Microscopic origin of critical current fluctuations in large, small, and ultra-small area Josephson junctions

L Faoro, LB Ioffe - Physical Review B—Condensed Matter and Materials …, 2007 - APS
We analyze data on the critical current and normal-state resistance noise in Josephson
junctions and argue that the noise in the critical current is due to a mechanism that is absent …

[HTML][HTML] Observation of fluctuation-induced tunneling conduction in micrometer-sized tunnel junctions

YR Lai, KF Yu, YH Lin, JC Wu, JJ Lin - Aip Advances, 2012 - pubs.aip.org
Micrometer-sized Al/AlO x/Y tunnel junctions were fabricated by the electron-beam
lithography technique. The thin (≈ 1.5–2 nm thickness) insulating AlO x layer was grown on …

Fabrication of magnetic tunnel junctions

JP Singh, R Bhardwaj, A Sharma, B Kaur… - Advanced Applications …, 2019 - Elsevier
Magnetic tunnel junctions (MTJ) are promising candidates for the spintronic devices. They
are not only important for the futuristic memory devices but also interesting for their …