Results 21 to 30 of about 2,007,602 (329)

Stretching of polymers in a turbulent environment [PDF]

open access: yes, 2002
The interaction of polymers with small-scale velocity gradients can trigger a coil-stretch transition in the polymers. We analyze this transition within a direct numerical simulation of shear turbulence with an Oldroyd-B model for the polymer.
Balkovsky   +24 more
core   +1 more source

Wettability and ζ potentials of a series of methacrylate polymers and copolymers [PDF]

open access: yes, 1985
Polymers and copolymers of different methacrylates were synthesized and coated on glass slides. The surfaces of the polymer films were characterized by their water contact angles and potentials using the Wilhelmy plate technique and streaming potential ...
Andrade, J.D.   +5 more
core   +4 more sources

Tuning of composition and morphology of LiFePO4 cathode for applications in all solid-state lithium metal batteries

open access: yesScientific Reports, 2022
All solid-state rechargeable lithium metal batteries (SS-LMBs) are gaining more and more importance because of their higher safety and higher energy densities in comparison to their liquid-based counterparts.
Harimohan Erabhoina, Mukundan Thelakkat
doaj   +1 more source

Controllable gelation of artificial extracellular matrix for altering mass transport and improving cancer therapies

open access: yesNature Communications, 2020
The extracellular matrix (ECM) can influence tumor growth and its response to therapy. Here, the authors develop a fibrinogen and thrombin based artificial ECM that can starve tumours and prevent dissemination of cancer cells.
Di-Wei Zheng   +8 more
doaj   +1 more source

Dynamic and Degradable Imine‐Based Networks for 3D‐Printing of Soft Elastomeric Self‐Healable Devices

open access: yesAdvanced Materials Interfaces, 2023
Self‐healable degradable networks encounter a growing popularity for biomedical applications due to their ability to recover their properties after damage. Self‐healable hydrogels dominate with applications in tissue engineering and drug delivery. On the
Mathilde Grosjean   +4 more
doaj   +1 more source

Phase transitions and noise crosscorrelations in a model of directed polymers in a disordered medium

open access: yes, 2000
We show that effective interactions mediated by disorder between two directed polymers can be modelled as the crosscorrelation of noises in the Kardar-Parisi-Zhang (KPZ) equations satisfied by the respective free energies of these polymers.
A. Barabasi   +20 more
core   +1 more source

Polymer-polymer miscibility [PDF]

open access: yesPure and Applied Chemistry, 1986
Abstract
openaire   +1 more source

Ratiometric nanothermometer in vivo based on triplet sensitized upconversion

open access: yesNature Communications, 2018
Though luminescence imaging is a promising approach for contactless thermometry in vivo, the low thermal sensitivity of existing thermometers limits its potential.
Ming Xu   +8 more
doaj   +1 more source

Flory-Huggins theory for athermal mixtures of hard spheres and larger flexible polymers

open access: yes, 2002
A simple analytic theory for mixtures of hard spheres and larger polymers with excluded volume interactions is developed. The mixture is shown to exhibit extensive immiscibility. For large polymers with strong excluded volume interactions, the density of
A. A. Louis   +31 more
core   +1 more source

Ternary semitransparent organic solar cells with a laminated top electrode

open access: yesScience and Technology of Advanced Materials, 2017
Tinted and colour-neutral semitransparent organic photovoltaic elements are of interest for building-integrated applications in windows, on glass roofs or on facades.
Mohammed Makha   +10 more
doaj   +1 more source

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