Results 61 to 70 of about 172,216 (237)

Thermoplastic Starch–PVA Nanocomposite Films Reinforced with Nanocellulose from Oil Palm Empty Fruit Bunches (OPEFBs): Effect of Starch Type

open access: yesJournal of Natural Fibers, 2020
This research studied the effect of three types of starch on the properties of thermoplastic starch (TPS)–Poly (vinyl alcohol) (PVA)–cellulose nanocomposite films.
Nurmalisa Lisdayana   +3 more
doaj   +1 more source

Arterial-portal fistula treated with hepatic arterial embolization and portal venous aneurysm stent-graft exclusion complicated by type 2 endoleak. [PDF]

open access: yes, 2019
Intrahepatic arterioportal fistulas may be complicated by portal hypertension. An associated portal venous aneurysm (PVA) may impinge upon adjacent structures or rupture.
Bremer, William A   +3 more
core  

Paper surface modification strategies employing N-SBA-15/polymer composites in bioanalytical sensor design [PDF]

open access: yes, 2019
In this work, different paper surface modification strategies were compared to obtain an amine functionalized SBA-15 (N-SBA-15) composite for paper-based device development. The synthesized N-SBA-15 was characterized by N 2 adsorption-desorption isotherm,
Messina, Germán Alejandro   +7 more
core   +1 more source

Effect of Graphene Oxide and Nanosilica Modifications on Electrospun Core-Shell PVA–PEG–SiO2@PVA–GO Fiber Mats [PDF]

open access: gold, 2022
Yuliya Kan   +10 more
openalex   +1 more source

Zeta Potential of Modified Multi-walled Carbon Nanotubes in Presence of poly (vinyl alcohol) Hydrogel [PDF]

open access: yes, 2012
The main objective of this study is investigate the behavior of the Zeta Potential of the MWCNT modified with SDS(Sodium Dodecyl Sulfate) and CTAB(Cetyl Tetraethyl Ammonium Bromide) in presence of PVA. Full hydrolyzed PVA was used.
Burugapalli, K   +5 more
core  

Integrated all-optical logic discriminators based on plasmonic bandgap engineering [PDF]

open access: yes, 2013
Optical computing uses photons as information carriers, opening up the possibility for ultrahigh-speed and ultrawide-band information processing. Integrated all-optical logic devices are indispensible core components of optical computing systems. However,
Gong, Qihuang   +3 more
core   +2 more sources

Antibacterial Films Based on PVA and PVA–Chitosan Modified with Poly(Hexamethylene Guanidine) [PDF]

open access: yesPolymers, 2019
In this study, thin, polymeric films consisting of poly(vinyl alcohol) (PVA) and chitosan (Ch) with the addition of poly(hexamethylene guanidine) (PHMG) were successfully prepared. The obtained materials were analyzed to determine their physicochemical and biocidal properties.
Ewa Olewnik-Kruszkowska   +5 more
openaire   +3 more sources

Determination of effective diffusion coefficient of immobilized Baker's yeast invertase in various concentration of PVA-alginate matrix [PDF]

open access: yes, 2007
Baker's yeast invertase is immobilized in PVA-alginate matrix using an improved method. PVA beads were prepared by adding calcium alginate to improve its stability, mechanical and chemical properties.
Idris, Ani   +2 more
core  

Effects of Ambient Temperature and Needle to Collector Distance on PVA Nanofibers Diameter Obtained From Electrospinning Technique [PDF]

open access: yesEngineering and Technology Journal, 2017
Electro spinning is regarded as an active technique for producing biomimetic scaffolds used in tissue engineering applications from synthetic and natural polymers.
A.R. Jabur, L.K. Abbas, S.M. Muhi Aldain
doaj   +1 more source

Multiphase imaging of freezing particle suspensions by confocal microscopy

open access: yes, 2017
Ice-templating is a well-established processing route for porous ceramics. Because of the structure/properties relationships, it is essential to better understand and control the solidification microstructures.
Dedovets, Dmytro, Deville, Sylvain
core   +2 more sources

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