Results 21 to 30 of about 19,754 (274)

Influence of Flexographic Photopolymer-Plate Residue Incorporation on the Mechanical Properties of Glass-Fiber-Reinforced Polyester Composites

open access: yesMaterials Research, 2023
In this study, the effects of incorporating recycled photopolymer-plate residues from a packaging flexography process into polyester-glass fiber composites were examined.
Matheus Vinícius Gregory Zimmermann   +8 more
doaj   +1 more source

Study of the dynamic formation of transmission gratings recorded in photopolymers and holographic polymer-dispersed liquid crystals [PDF]

open access: yes, 2004
Local and nonlocal models for the diffusion of photopolymers are applied to the dynamic formation of transmission gratings recorded in photopolymers and holographic polymer-dispersed liquid crystals (H-PDLCs). We retrieve the main parameters of H-PDLCs (
Bowley   +11 more
core   +2 more sources

Light-Induced Waveguide With Directional Transmission

open access: yesIEEE Photonics Journal, 2019
Herein, we propose and demonstrate that the light-induced optical polymeric waveguides can function as the fully online optical connectors with directional transmission characteristics.
Xinpu Zhang   +4 more
doaj   +1 more source

Thermal Properties of Bayfol® HX200 Photopolymer [PDF]

open access: yesMaterials, 2020
Bayfol® HX200 photopolymer is a holographic recording material used in a variety of applications such as a holographic combiner for a heads-up display and augmented reality, dispersive grating for spectrometers, and notch filters for Raman spectroscopy.
Blanche, Pierre-Alexandre   +2 more
openaire   +2 more sources

Volume holographic recording in nanoparticle–polymer composites doped with multifunctional chain transfer agents [PDF]

open access: yes, 2015
We report on an experimental investigation of the properties of volume holographic recording in photopolymerizable nanoparticle–polymer composites (NPCs) doped with chain transferring multifunctional di- and tri-thiols as chain transfer agents.
Jinxin Guo, Ryuta Fujii, Yasuo Tomita
core   +2 more sources

Additively manufacturable micro-mechanical logic gates. [PDF]

open access: yes, 2019
Early examples of computers were almost exclusively based on mechanical devices. Although electronic computers became dominant in the past 60 years, recent advancements in three-dimensional micro-additive manufacturing technology provide new fabrication ...
Chizari, Samira   +6 more
core   +2 more sources

Lasers and Photopolymers [PDF]

open access: yesLaser Chemistry, 1990
A general outline of new applications of lasers in polymer photochemistry is given. The fields covered include the kinetic and mechanistic study of various elementary processes (in solution model compounds) by laser spectroscopies and the extension of this approach to practical systems (solids or in polymerization samples, thin films) by holographic ...
C. Carre   +3 more
openaire   +1 more source

A Comparative Cytotoxic Evaluation of Acrylamide and Diacetone Acrylamide to Investigate Their Suitability for Holographic Photopolymer Formulations

open access: yesInternational Journal of Polymer Science, 2013
The comparative cytotoxic evaluation of two monomers, diacetone acrylamide (DA) and acrylamide (AA) used in holographic photopolymer formulations, is reported. Two normal cell lines were used: BEAS-2B and HaCaT.
Dervil Cody   +3 more
doaj   +1 more source

USE A CU STOM-MAD E CAD PROBE HOLDERS FOR PERIODONTAL MICROCIRCU LATION ASSESSMENT BY LASER DOPPLER FLOWMETRY

open access: yesПаёми Сино, 2022
Objective: To perform laser Doppler flowmetry (LDF) periodontal microcirculation assessment using custom-made, computer-aided-designed probe holders manufactured by stereolithography (SLA).
A. A. FLENKIN, S.N. ERMOLYEV
doaj   +1 more source

Band-edge-induced Bragg diffraction in two-dimensional photonic crystals [PDF]

open access: yes, 2006
Two-dimensional photonic crystals composed of two orthogonal volume diffraction gratings have been photogenerated in photopolymers. When the read beam is set at the Bragg angle, the diffraction efficiency of the transmission grating is strongly enhanced ...
Chevallier, Raymond   +5 more
core   +3 more sources

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