Electronic materials with nanoscale curved geometries
As the dimensions of a material shrink from an extended bulk solid to a nanoscale structure,
size and quantum confinement effects become dominant, altering the properties of the …
size and quantum confinement effects become dominant, altering the properties of the …
Fundamentals of curvilinear ferromagnetism: statics and dynamics of geometrically curved wires and narrow ribbons
Low‐dimensional magnetic architectures including wires and thin films are key enablers of
prospective ultrafast and energy efficient memory, logic, and sensor devices relying on spin …
prospective ultrafast and energy efficient memory, logic, and sensor devices relying on spin …
Quantum mechanics of a spin-orbit coupled electron constrained to a space curve
C Ortix - Physical Review B, 2015 - APS
We derive the effective one-dimensional Schrödinger-Pauli equation for electrons
constrained to move on a space curve. The electrons are confined using a double thin-wall …
constrained to move on a space curve. The electrons are confined using a double thin-wall …
Edge states and topological insulating phases generated by curving a nanowire with Rashba spin-orbit coupling
We prove that curvature effects in low-dimensional nanomaterials can promote the
generation of topological states of matter by considering the paradigmatic example of …
generation of topological states of matter by considering the paradigmatic example of …
Interface probe for antiferromagnets using geometric curvature
T Salamone, M Skjærpe, HG Hugdal, M Amundsen… - Physical Review B, 2024 - APS
We propose that geometric curvature and torsion may be used to probe the quality of an
uncompensated antiferromagnetic interface, using the proximity effect. We study a helix of …
uncompensated antiferromagnetic interface, using the proximity effect. We study a helix of …
Quantum mechanics of a constrained particle and the problem of prescribed geometry-induced potential
LCB da Silva, CC Bastos, FG Ribeiro - Annals of Physics, 2017 - Elsevier
The experimental techniques have evolved to a stage where various examples of
nanostructures with non-trivial shapes have been synthesized, turning the dynamics of a …
nanostructures with non-trivial shapes have been synthesized, turning the dynamics of a …
Curvature-induced geometric potential in strain-driven nanostructures
We derive the effective dimensionally reduced Schrödinger equation for electrons in strain-
driven curved nanostructures by adiabatic separation of fast and slow quantum degrees of …
driven curved nanostructures by adiabatic separation of fast and slow quantum degrees of …
Non-constant geometric curvature for tailored spin–orbit coupling and chirality in superconductor-magnet heterostructures
AJ Skarpeid, HG Hugdal, T Salamone… - Journal of Physics …, 2024 - iopscience.iop.org
We show that tailoring the geometric curvature profile of magnets can be used for bespoke
design of an effective non-relativistic spin–orbit coupling, which may be used to control …
design of an effective non-relativistic spin–orbit coupling, which may be used to control …
Curvature control of the superconducting proximity effect in diffusive ferromagnetic nanowires
Coupling a conventional s-wave superconductor to a ferromagnet allows us, via the
proximity effect, to generate superconducting triplet correlations. This feature can be …
proximity effect, to generate superconducting triplet correlations. This feature can be …
Geometric momentum: The proper momentum for a free particle on a two-dimensional sphere
QH Liu, LH Tang, DM Xun - Physical Review A—Atomic, Molecular, and Optical …, 2011 - APS
In Dirac's canonical quantization theory on systems with second-class constraints, the
commutators between the position, momentum, and Hamiltonian form a set of algebraic …
commutators between the position, momentum, and Hamiltonian form a set of algebraic …