Results 161 to 170 of about 4,688,418 (405)

Driving Micro‐Objects Using Optical Force due to Fluorescence Emission From Molecules

open access: yesAdvanced Optical Materials, EarlyView.
Emission of fluorescence from a micro‐object in a specific direction is expected to generate an optical force driving the object in the opposite direction of the emission, like a rocket. To demonstrate this ‘photon‐driven micro‐rocket’, we prepared dye‐doped polymer micro‐object (PMO) one surface of which was covered with metallic film; the PMO ...
Syoji Ito   +5 more
wiley   +1 more source

Self‐Assembling Cracks to Fabricate Antireflective Antifogging Metasurfaces

open access: yesAdvanced Optical Materials, EarlyView.
A multifunctional optical device combining antireflective and photothermal antifogging properties is developed by leveraging crack formation in colloidal films. Plasmonic nanoparticle arrays enable localized heating under illumination, while a mesoporous silica coating provides antireflection and water repellency.
Fanny Thorimbert   +2 more
wiley   +1 more source

Cavity Formation in Silica-Filled Rubber Compounds Observed During Deformation by Ultra Small-Angle X-Ray Scattering [PDF]

open access: yes
When silica-filled rubber compounds are deformed, structural modifications in the material's bulk lead to irreversible damage, the most significant of which is cavitation appearing within the interfaces of interconnected polymer and filler networks. This work introduces a new method to analyze cavitation in industrial-grade rubbers based on Ultra Small-
arxiv   +1 more source

A Study of the Natural Rubber Industry, with Special Reference to Thailand [PDF]

open access: yes, 1967
The relative share of natural rubber in the world\u27s total rubber consumption had been decreasing from 75 percent in 1948- 1949 to 44.4 percent in 1965. Since the production of natural rubber has been rising over the same period , some predictions have
Vayagool, Suratana
core   +1 more source

Programmable Wide‐Spectrum Complex Microcavity Laser Controlled by Liquid Crystal Elastomer Braking Mechanism

open access: yesAdvanced Photonics Research, EarlyView.
A nematic liquid crystal elastomer (LCE) exhibiting dynamic laser oscillation behavior modulated by mechanical stretching and contraction is synthesized. This study investigates the influence of liquid crystal elastomer deformation characteristics on multidimensional complex microcavity laser systems.
Hongyang Zhu   +4 more
wiley   +1 more source

Inner Tube of AL-Diwanyia Tyre Based on Natural Rubber Blends

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
Most tubes are made from butyl rubbers, but certain types, such as giant tubes, are based on natural rubber because very high green strength is required when handling the uncured compound.
M. .A. Motar
doaj  

Synthesis of Unnatural Amino Acids via β‐Aminoaldehyde C–H Arylation using HAT‐Metallaphotoredox Catalysis

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract Unnatural amino acids play a crucial role in advancing protein engineering and drug development. In this study, we present the synthesis of a series of γ‐aryl‐keto‐α‐amino acids through the direct C−H arylation of readily accessible β‐aminoaldehydes and aryl bromides, promoted by hydrogen atom transfer combined with metallaphotoredox catalysis.
Mariana dos S. Dupim   +3 more
wiley   +1 more source

Complete genome sequence of natural rubber-degrading, gram-negative bacterium, Rhizobacter gummiphilus strain NS21T

open access: yesBiotechnology Reports, 2019
Gram-negative natural rubber-degrader, Rhizobacter gummiphilus NS21T, which was isolated from soil in the botanical garden in Japan, is a newly proposed species of genus of Rhizobacter.
Dao Viet Linh   +7 more
doaj  

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