Results 211 to 220 of about 1,860,621 (344)

Paths and compatible hamiltonian cycles

open access: yes, 2017
Aquest projecte està centrat en estudiar condicions que fan que un conjunt de punts tinguin un camí d'expansió que sigui compatible amb un cicle Hamiltonià. Hem demostrat que ser un camí monòton o self-approaching és condició suficient per asegurar que hi ha un cicle Hamiltonià compatible.
openaire   +1 more source

Symmetry Enhanced Unconventional Spin Current Anisotropy in a Collinear Antiferromagnet

open access: yesAdvanced Functional Materials, Volume 36, Issue 3, 8 January 2026.
Spin‐orbit torques (SOTs) are investigated in epitaxial FeSn, a topological antiferromagnet with kagome lattice symmetry. Combining experimental and theoretical approaches, the study identifies a six‐fold conventional damping‐like spin‐orbit torque (DL SOT), along with the coexistence of both six‐fold and uniaxial unconventional field‐like torque (FL ...
Pankhuri Gupta   +10 more
wiley   +1 more source

Li‐Well ZnO Memtransistors: High Reliability for Neuromorphic Applications

open access: yesAdvanced Materials, Volume 38, Issue 1, 2 January 2026.
A novel lithium (Li)‐well ZnO memtransistor integrates transistor switching and nonvolatile memory, akin to ferroelectric field‐effect transistors (FeFETs) and floating gates, while enabling low‐power operation via Li⁺ ion migration. Li⁺ ion migration and switching mechanisms were confirmed by 3D secondary ion mass spectrometry (SIMS).
Ki‐Hoon Son   +4 more
wiley   +1 more source

Quantum Monte Carlo Simulation of Bipolaron Superconductivity in Extended Hubbard–Holstein models on Face‐Centered‐Cubic and Body‐Centered‐Cubic Lattices

open access: yesAnnalen der Physik, Volume 538, Issue 1, January 2026.
Numerically exact quantum Monte Carlo calculations of bipolaron properties are used to estimate transition temperatures (T*) for Hubbard–Holstein models on face‐centre cubic (FCC) and body‐centre cubic lattices. Repulsion (U/W) can make bipolarons lighter and raise T*. Lattice properties leading to 1st order hopping means that T* is much higher for the
Ganiyu D. Adebanjo   +2 more
wiley   +1 more source

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