Results 21 to 30 of about 2,292,301 (311)

Structured Optical Materials Controlled by Light [PDF]

open access: yes, 2018
Materials of which the optical response is determined by their structure are of much interest both for their fundamental properties and applications. Examples range from simple gratings to photonic crystals.
Martella, Daniele   +4 more
core   +3 more sources

DFT-investigation on anisotropy degree of electronic, optical, and mechanical properties of olivine ZnRE2S4 (RE = Er, Tm) compounds

open access: yesMaterials Research Express, 2020
Using PP-APW method the electronic, optical and mechanical anisotropy of ZnRE _2 S _4 (RE = Er, Tm) olivine compounds was investigated. The calculated unit cell parameters are in good agreement compared to the experimental ones. In addition, the study of
M Batouche   +6 more
doaj   +1 more source

Electronic structure, mechanical, optical and thermodynamic properties of cubic perovskite InBeF3 with pressure effects: First-principles calculations

open access: yesResults in Physics, 2023
The electronic structure, mechanical, optical and thermodynamic properties of cubic fluoroperovskite InBeF3 under high pressure were studied for the first time.
Jingyi Zhang   +5 more
doaj   +1 more source

Inferring the stiffness of unfamiliar objects from optical, shape, and motion cues [PDF]

open access: yes, 2017
Visually inferring the stiffness of objects is important for many tasks but is challenging because, unlike optical properties (e.g., gloss), mechanical properties do not directly affect image values.
Fleming, Roland W.   +3 more
core   +2 more sources

Structural, electrical and luminescent characteristics of ultraviolet light emitting structures grown by hydride vapor phase epitaxy

open access: yesModern Electronic Materials, 2017
Electrical and luminescent properties of near-UV light emitting diode structures (LEDs) prepared by hydride vapor phase epitaxy (HVPE) were studied.
A.Y. Polyakov   +14 more
doaj   +1 more source

Infrared optical properties of Pr2CuO4 [PDF]

open access: yes, 2002
The ab-plane reflectance of a Pr2CuO4 single crystal has been measured over a wide frequency range at a variety of temperatures, and the optical properties determined from a Kramers-Kronig analysis. Above ~ 250 K, the low frequency conductivity increases
A. B. Kuz’menko   +48 more
core   +1 more source

The Tuning of Optical Properties of Nanoscale MOFs-Based Thin Film through Post-Modification

open access: yesNanomaterials, 2017
Optical properties, which determine the application of optical devices in different fields, are the most significant properties of optical thin films.
Wenchang Yin   +5 more
doaj   +1 more source

Optical properties of NaxV2O5

open access: yes, 2002
The optical properties of sodium-deficient NaxV2O5 (0.85 < x
Gajic, R.   +6 more
core   +2 more sources

Singular systematic phases, transparencies, and invisibilities produced by parity-time-symmetric Thue–Morse optical waveguide networks

open access: yesResults in Physics, 2021
To study the effect of structural symmetry on both the quantity and quality of singular optical properties, a one-dimensional parity-time-symmetric (PT-symmetric) Thue–Morse (TM) optical-waveguide networks family is built and investigated.
Yao Zhang   +6 more
doaj   +1 more source

Optical monitoring system [PDF]

open access: yes, 1973
Instrument can measure optical transmission, reflectance, and scattering. This information can be used to identify changes in optical properties or deviations from required optical standards.
Fox, M. G.   +3 more
core   +1 more source

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