Results 71 to 80 of about 171,246 (382)

Adjustment of Coatings Morphology and Particle Distribution of Layered Silicates by Freeze‐Drying for Improved Gas Barriers

open access: yesAdvanced Engineering Materials, EarlyView.
Freeze‐drying of layered silicate is the key to get coatings with superior gas barrier. Freeze‐drying of layered silicates modified with dodecylamine (DDA) is a highly effective technique for the preparation of barrier pigments that significantly mitigate the permeation of oxygen, water vapor, and hydrogen through polymer films containing these ...
Joshua Lommes   +4 more
wiley   +1 more source

Can bipolar vaporization be considered an alternative energy source in the endoscopic treatment of urethral strictures and bladder neck contracture?

open access: yesInternational Brazilian Journal of Urology, 2008
OBJECTIVE: We evaluated the outcome of bipolar energy by using PlasmaKinetic™ cystoscope instruments in the treatment of urethral stricture and bladder neck contracture.
Erem K. Basok   +4 more
doaj   +1 more source

Control apparatus for spectral energy source [PDF]

open access: yes, 1967
Automatic light-controlling system for dc arc emission spectrographs controls the vaporization rate of the sample and stabilizes the dc arc. The output energy is regulated such that advantage can be taken of the highly sensitive dc arc source without ...
Gordon, W. A.
core   +1 more source

Application of acoustic droplet vaporization in ultrasound therapy

open access: yesJournal of Therapeutic Ultrasound, 2015
Microbubbles have been used widely both in the ultrasonic diagnosis to enhance the contrast of vasculature and in ultrasound therapy to increase the bioeffects induced by bubble cavitation.
Yufeng Zhou
semanticscholar   +1 more source

Vaporization of Kitaev spin liquids. [PDF]

open access: yesPhysical Review Letters, 2014
The quantum spin liquid is an exotic quantum state of matter in magnets. This state is a spin analog of liquid helium that does not solidify down to the lowest temperature due to strong quantum fluctuations.
J. Nasu, M. Udagawa, Y. Motome
semanticscholar   +1 more source

Exploring Microstructure–Physical Property–Corrosion Response Relationship in Intermetallic Compounds of Al‐Cu Bimetallic Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Al‐Cu intermetallic compounds (IMCs) have a significant influence on the properties of Al‐Cu bimetallic interfaces formed in compound casting. This article provides a deeper understanding of microstructure, crystallography, thermal properties, hardness, and corrosion response of Al‐Cu IMCs with the goal of facilitating the optimization of the ...
Alireza Nazarahari   +7 more
wiley   +1 more source

The Influence of Chemical Composition on LNG Pool Vaporization

open access: yesMATEC Web of Conferences, 2017
A model is used to examine the influence of chemical composition on the vaporization rate of LNG during spreading. Calculations have been performed whereby the vaporization rate of the LNG mixtures has been compared to the vaporization of pure methane ...
Yu Zhidong
doaj   +1 more source

Influence of meteorological conditions on volatile organic compound spread in the atmospheric boundary layer

open access: yesJournal of Environmental Engineering and Landscape Management, 2007
The problem of volatile organic compound (VOC) emission from oil terminals is discussed in the paper. Short‐term analyses were performed to determine dependence of VOC on wind speed, environmental humidity and atmospheric pressure at minimal ambient air ...
Tatjana Laškova   +2 more
doaj   +1 more source

Micropleated Nanofibrous Filters for High‐Efficiency Submicron Aerosol Filtration: A Comparative Study with Chemical, Biological, Radiological, and Nuclear Gas Mask Filters

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents micropleated filters manufactured by needleless electrospinning. Nanofibers are deposited onto uniaxially pre‐stretched substrates that contract upon release, forming densely packed micropleats. This architecture increases effective surface area without enlarging the filter size, achieving quality factors comparable to those of ...
Aleksandr Fadeev   +6 more
wiley   +1 more source

Controlled vaporization of the superconducting condensate in cuprate superconductors sheds light on the pairing boson [PDF]

open access: yes, 2008
We use ultrashort intense laser pulses to study superconducting state vaporization dynamics in La(2-x)Sr(x)CuO4 (x=0.1 and 0.15) on the femtosecond timescale.
B. I. Kochelaev   +6 more
core   +1 more source

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