Results 1 to 10 of about 2,789,144 (299)

Sub-to-super-Poissonian photon statistics in cathodoluminescence of color center ensembles in isolated diamond crystals [PDF]

open access: yesNanophotonics, 2023
Impurity-vacancy centers in diamond offer a new class of robust photon sources with versatile quantum properties. While individual color centers commonly act as single-photon sources, their ensembles have been theoretically predicted to have tunable ...
Fiedler Saskia   +10 more
doaj   +2 more sources

Color center creation by dipole stacking in crystals of 2-methoxy-5-nitroaniline [PDF]

open access: yesActa Crystallographica Section E: Crystallographic Communications
This work describes the X-ray structure of orange–red crystals of 2-methoxy-5-nitroaniline, C7H8N2O3. The compound displays concentration-dependent UV-Vis spectra, which is attributed to dipole-induced aggregation, and light absorption arising from an ...
Jonathan Filley
doaj   +2 more sources

Color Centers in Hexagonal Boron Nitride

open access: yesNanomaterials, 2023
Atomically thin two-dimensional (2D) hexagonal boron nitride (hBN) has emerged as an essential material for the encapsulation layer in van der Waals heterostructures and efficient deep ultraviolet optoelectronics.
Suk Hyun Kim   +5 more
doaj   +4 more sources

Novel color center platforms enabling fundamental scientific discovery

open access: yesInfoMat, 2021
Color centers are versatile systems that generate quantum light, sense magnetic fields and produce spin‐photon entanglement. We review how these properties have pushed the limits of fundamental knowledge in a variety of scientific disciplines, from ...
Victoria A. Norman   +5 more
doaj   +2 more sources

Functional Aerogels Composed of Regenerated Cellulose and Tungsten Oxide for UV Detection and Seawater Desalination

open access: yesGels, 2022
Functional aerogels composed of regenerated cellulose and tungsten oxide were fabricated by implanting tungsten-oxide nanodots into regenerated cellulose fiber.
Yanjin Tang   +9 more
doaj   +1 more source

The effect of ultrasound on environmentally extraction and dyeing of wool yarns

open access: yesJournal of Engineered Fibers and Fabrics, 2022
Reducing pollution in various industries such as textile is very important. In this paper, two parallel methods were used to reduce pollution of the process and application of dye. The first approach was the selection of plant-based dyes (Madder with the
Mozhgan Hosseinnezhad   +5 more
doaj   +1 more source

Exploring the possibility of chemisorption of ethylene on graphene with and without defects [PDF]

open access: yesPolyolefins Journal, 2023
The effect of structural defects on graphene interaction with other molecules is of high interest. In this study, the interaction of ethylene molecules with pristine graphene (PG) and defective graphenes including single (SVG) and double (DVG) vacancies,
Parisa Alamdari   +2 more
doaj   +1 more source

Low coverage whole genome sequencing enables accurate assessment of common variants and calculation of genome-wide polygenic scores

open access: yesGenome Medicine, 2019
Background Inherited susceptibility to common, complex diseases may be caused by rare, pathogenic variants (“monogenic”) or by the cumulative effect of numerous common variants (“polygenic”).
Julian R. Homburger   +5 more
doaj   +1 more source

Bistable carbon-vacancy defects in h-BN

open access: yesFrontiers in Quantum Science and Technology, 2022
Single-photon emitters in hexagonal boron nitride have been extensively studied recently. Although unambiguous identification of the emitters is still under intense research, carbon-related defects are believed to play a vital role for the emitter ...
Song Li, Adam Gali, Adam Gali
doaj   +1 more source

What are the Confining Field Configurations of Strong-Coupling Lattice Gauge Theory? [PDF]

open access: yes, 2000
Starting from the strong-coupling SU(2) Wilson action in D=3 dimensions, we derive an effective, semi-local action on a lattice of spacing L times the spacing of the original lattice. It is shown that beyond the adjoint color-screening distance, i.e. for
Faber, M., Greensite, J., Olejnik, S.
core   +2 more sources

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