Results 51 to 60 of about 88,877 (264)

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Optical signatures of lattice strain in chemically doped colloidal quantum wells

open access: yesNature Communications
Lattice strain plays a vital role in tailoring the optoelectronic performance of colloidal nanocrystals (NCs) with exotic geometries. Although optical identifications of lattice strain in irregular-shaped NCs or hetero-structured NCs have been well ...
Junhong Yu   +2 more
doaj   +1 more source

Strongly coupled cold atoms in bilayer dense lattices

open access: yesNew Journal of Physics, 2018
We theoretically investigate the optical response of many cold atoms within a pair of identical planar lattices mostly in a dense regime using microscopic electrodynamics numerical simulations.
Sung-Mi Yoo
doaj   +1 more source

Dielectric Meta-lattices with Tunable Reflectivity

open access: yesJournal of Mathematical and Fundamental Sciences, 2022
We report a study on the reflective performance of a dielectric meta-lattice formed by a one-dimensional periodic arrangement of silicon nanotubes. It was found that switching from transparent state to reflective state can be done by simply varying one ...
Suhandoko Dwi Isro   +2 more
doaj   +1 more source

Sisyphus optical lattice decelerator [PDF]

open access: yesPhysical Review A, 2019
11 pages, 11 ...
Chen, C.-C.   +4 more
openaire   +3 more sources

The PRIMA Thesaurus for Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
The PRIMA Thesaurus is a structured vocabulary designed to improve how materials science data is described and shared. Developed with input from multiple experts, it enables clear documentation of research workflows, data exchange, and reuse across platforms.
Rossella Aversa   +8 more
wiley   +1 more source

Perfect Off-Axis Optical Vortex Lattice

open access: yesPhotonics
Optical vortex lattices (OVLs) with diverse modes show potential for a wide range of applications, such as high-capacity optical communications, optical tweezers, and optical measurements.
Yuping Tai   +5 more
doaj   +1 more source

Composite boson signature in the interference pattern of atomic dimer condensates

open access: yesNew Journal of Physics, 2019
We predict the existence of high frequency modes in the interference pattern of two condensates made of fermionic-atom dimers. These modes, which result from fermion exchanges between condensates, constitute a striking signature of the dimer composite ...
Shiue-Yuan Shiau   +2 more
doaj   +1 more source

Optical vortex lattice: an exploitation of orbital angular momentum

open access: yesNanophotonics, 2021
Generally, an optical vortex lattice (OVL) is generated via the superposition of two specific vortex beams. Thus far, OVL has been successfully employed to trap atoms via the dark cores.
Zhu Liuhao   +4 more
doaj   +1 more source

Vortex solitons in moiré optical lattices

open access: yesOptics Letters, 2023
We show that optical moiré lattices enable the existence of vortex solitons of different types in self-focusing Kerr media. We address the properties of such states both in lattices having commensurate and incommensurate geometries (i.e., constructed with Pythagorean and non-Pythagorean twist angles, respectively), in the different regimes that occur ...
Sergey K. Ivanov   +3 more
openaire   +3 more sources

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