Results 41 to 50 of about 26,618 (208)

Structural, Optical, and Mechanical Properties of Polyvinylpyrrolidone/Graphene Oxide Microfibers for Optoelectrical Applications [PDF]

open access: yesNanochemistry Research
Microfiber-shaped materials have recently gained attention as a highly promising type of energy storage devices due to their exceptional flexibility, high energy density, and long cycle life.
Shahab Kharazmi
doaj   +1 more source

Otimização do processo de polimerização em solução de n-vinilpirrolidona utilizando planejamento experimental [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Química, Florianópolis, 2014Dependo das especificações do produto, a poli (pirrolidona vinílica), possui diversas aplicações ...
Machado, Diego Bittencourt
core  

pvp

open access: yes, 2019
PV
McGarigal, Kevin   +7 more
core   +1 more source

Bioinspired Hydrogels with Broadly Programmable Mechanics for Soft‐Tissue Interfaces

open access: yesAdvanced Functional Materials, EarlyView.
Sea cucumber‐inspired gelatin hydrogels are formed by directional freezing and mechanically programmed through subsequent ionic treatment. Multiscale characterization and modeling link ion‐regulated chain interactions to directional load transfer within the aligned hierarchical architecture.
Youchao Teng   +20 more
wiley   +1 more source

Preparation and properties of PVP/chitosan blends

open access: yes, 2021
Tijekom posljednjih desetljeća, sve veće zabrinutosti za zaštitu okoliša zbog široke upotrebe sintetičkih polimera dovela je do značajnog porasta polimernog otpada u prirodi.
Rajkovača, Nikolina
core   +3 more sources

The influences of the concentrations of “green capping agents” as stabilizers and of ammonia as an activator in the synthesis of ZnS nanoparticles and their polymer nanocomposites

open access: yesGreen Processing and Synthesis, 2017
The green synthetic route for the synthesis of semiconductor nanoparticles has received special attention recently due to its features, such as low cost and environmental friendliness.
Xaba Thokozani   +5 more
doaj   +1 more source

Cell death and barrier disruption by clinically used iodine concentrations

open access: yesLife Science Alliance, 2023
Clinically used concentrations of povidone-iodine (PVP-I) are toxic to eukaryotic cells by attacking the lipid bilayer and tight junctions with fast kinetics and urge the reappraisal of PVP-I use.
Anne Steins   +16 more
doaj   +1 more source

Probing amorphous and crystalline pharmaceuticals systems using NMR [PDF]

open access: yes, 2006
The Ή and '3C solution-state NMR spectra of the three studied drug molecules (indomethacin, nifedipine and carbamazepine) were fully assigned. This led to the characterisation and assignment of the '3C CPMAS SSNMR spectra of the stable polymorphic forms ...
Foumier, Romain
core  

Resistive-type humidity sensors based on PVP–Co and PVP–I2 complexes [PDF]

open access: yes, 2001
Poly(vinylpyrrolidone) films containing cobalt chloride or iodine were investigated to obtain information on their possible use as a humidity sensor element.
Soares, Demetrio A.W.   +3 more
core   +1 more source

Bio‐Inspired Multifunctional Superhydrophilic Coatings With Remarkably Fast Self‐Healing Abilities

open access: yesAdvanced Functional Materials, EarlyView.
We developed bio‐inspired multifunctional hydrogel‐based coatings that exhibit extremely fast/repeatable self‐healing abilities, long‐lasting anti‐fogging performance, superhydrophilicity in air, and underwater superoleophobicity. By doping multivalent metal‐ions into the hydrogel networks, which promoted hydrogen bonding formation and enhanced the ...
Hyeonjin Kim   +5 more
wiley   +1 more source

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