Results 61 to 70 of about 469,431 (219)

Polimerização do glicerol: uma reação simples e versátil para produzir diferentes materiais a partir do coproduto do biodiesel

open access: yesQuímica Nova, 2011
In this work, it is proposed a simple experiment in polymer science for undergraduates, involving the glycerol polymerization catalyzed by H2SO4 to produce different materials, e.g. from oligomers to crosslinked polymer.
Miguel de Araújo Medeiros   +1 more
doaj   +1 more source

Electrostatic interaction regulated self-assembly of simple inorganic macroions into blackberry structures and their possible role as compartment systems in the origin of life

open access: yesGiant, 2022
Blackberry structure is a type of universal, stable, porous, single layered, hollow, spherical supramolecular structure with sizes from tens to hundreds of nanometers self-assembled by various macroions (1–6 nm-size) in dilute solutions of water or other
Ehsan Raee   +6 more
doaj  

The Future of Polymer Science [PDF]

open access: yesMacromolecular Rapid Communications, 2018
Richard Hoogenboom, Yanming Sun, Ting Xu
openaire   +3 more sources

Three Decades Sharing Polymer Science

open access: yesPolímeros, 2022
Sebastião V. Canevarolo
doaj   +1 more source

Friction between Polymer Brushes [PDF]

open access: yesarXiv, 2006
By solving the equilibrium equations for a polymer in a neutral polymer brush, the degree of interpenetration of two polymer brushes in contact and near contact is calculated. These results are used to calculate values of the force of static friction in agreement with recent friction measurements for polymer brush lubricated surfaces.
arxiv  

Liquid metal interface mechanochemistry disentangles energy density and biaxial stretchability tradeoff in composite capacitor film

open access: yesNature Communications
Dielectric polymer composites for film capacitors have advanced significantly in recent decades, yet their practical implementation in industrial-scale, thin-film processing faces challenges, particularly due to limited biaxial stretchability.
Zilong Xie   +6 more
doaj   +1 more source

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