Results 11 to 20 of about 12,347 (205)

Local Crystallinity in Twisted Cellulose Nanofibers [PDF]

open access: yesACS Nano, 2020
Cellulose is crystallized by plants and other organisms into fibrous nanocrystals. The mechanical properties of these nanofibers and the formation of helical superstructures with energy dissipating and adaptive optical properties depend on the ordering of polysaccharide chains within these nanocrystals, which is typically measured in bulk average ...
Tom Willhammar   +7 more
openaire   +4 more sources

Design and synthesis of Ag NPs/Cellulose nanofiber-starch nano-bio composites for packaging applications

open access: yesYanbu Journal of Engineering and Science
Addressing problems due to conventional plastics requires a comprehensive approach involving waste reduction, improved waste management practices, and the development of sustainable alternatives to conventional plastics.
Preetha Balakrishnan, Sreerag Gopi
doaj   +2 more sources

Preparation of Spherical Microparticles Composed of Cellulose Nanofiber and Cellulose Diacetate via Pickering Emulsion Templating

open access: yesBioResources, 2023
Cellulose nanofiber (CNF) derived from woody bioresources is a fascinating natural nanomaterial. In this work, spherical microparticles were fabricated by using TEMPO-oxidized CNF (TOCNF) and cellulose diacetate (CDA) via Pickering emulsion templating ...
Yuna Tanaka   +4 more
doaj   +4 more sources

Electrospinnability analysis of natural cellulose nanofibers for use in high-efficiency particulate matter capture based on rheological behaviors

open access: yesMaterials & Design, 2023
To aid the development of air filters with high-efficiency fine particulate matter (PM) capture properties, the electrospinnabilities of natural cellulose nanofibers, which considerably affect filter performance, were investigated via rheological ...
Sang Hyun Ji   +3 more
doaj   +1 more source

Sulfate resistance and microstructure of metakaolin geopolymer reinforced by cellulose nanofiber and wollastonite

open access: yes, 2023
As an alternative to the ordinary Portland cement (OPC), it is imperative to improve the performance of geopolymer under harsh conditions (such as sulfate/seawater attack).
Chen, Wei   +6 more
core   +1 more source

Effects of Acid-Anhydride-Modified Cellulose Nanofiber on Poly(Lactic Acid) Composite Films

open access: yesNanomaterials, 2021
In this study, we investigated the effect of the addition of cellulose nanofiber (CNF) fillers on the performance of poly(lactic acid) (PLA). Modification of the hydroxyl group of cellulose to the acyl group by acid anhydrides changed the compatibility ...
Naharullah Jamaluddin   +3 more
doaj   +1 more source

Cellulose nanofiber thin-films as transparent and durable flexible substrates for electronic devices

open access: yesMaterials & Design, 2021
This work reports for the first time an exceptionally high thermal stability of cellulosic nanofibers films at 190 °C after a 5 h exposure, a threshold required for their design and manufacturing in flexible electronic devices.
Viktoriya Pakharenko   +7 more
doaj   +1 more source

Cellulose Nanocomposites of Cellulose Nanofibers and Molecular Coils [PDF]

open access: yesJournal of Composites Science, 2021
All-cellulose nanocomposites have been produced from cellulose nanofiber (CNF) suspensions and molecular coil solutions. Morphology and small-angle neutron scattering studies show the exfoliation and dispersion of CNFs in aqueous suspensions. Cellulose solutions in mixtures of ionic liquid and organic solvents were homogeneously mixed with CNF ...
Doug Henderson   +5 more
openaire   +2 more sources

Evaluation of the genotoxicity of cellulose nanofibers

open access: yesInternational Journal of Nanomedicine, 2012
Agricultural products and by products provide the primary materials for a variety of technological applications in diverse industrial sectors. Agro-industrial wastes, such as cotton and curaua fibers, are used to prepare nanofibers for use in thermoplastic films, where they are combined with polymeric matrices, and in biomedical applications such as ...
de Lima, Renata   +9 more
openaire   +7 more sources

Rheological properties of wood/bacterial cellulose and chitin nano‐hydrogels as a function of concentration and their nano‐films properties

open access: yesIET Nanobiotechnology, 2022
In this study, rheological properties of the Wood Cellulose NanoFibers (WCNF), Bacterial Cellulose NanoFibers (BCNF), and Chitin NanoFibers (ChNF) as well as physical properties of films prepared from each nano‐hydrogel were investigated.
Hesamoddin Jannatamani   +3 more
doaj   +1 more source

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