Results 51 to 60 of about 1,091,742 (206)

Polymeric nanocapsules for pharmaceutical applications [PDF]

open access: yes, 2012
Polymeric nanoparticles can be used for drug release in cancer therapy. Nanoparticles can be divided into nanospheres and nanocapsules, accordingly to their structure.
Valente, Ilaria
core   +1 more source

Comparing blends and blocks: Synthesis of partially fluorinated diblock polythiophene copolymers to investigate the thermal stability of optical and morphological properties

open access: yesBeilstein Journal of Organic Chemistry, 2016
The microstructure of the active blend layer has been shown to be a critically important factor in the performance of organic solar devices. Block copolymers provide a potentially interesting avenue for controlling this active layer microstructure in ...
Pierre Boufflet   +5 more
doaj   +1 more source

A versatile fabrication route for screening block copolymer membranes for bioprocessing [PDF]

open access: yes
Traditional polyethersulfone (PES) filters, widely used for sterile, viral and ultrafil- tration often exhibit limited selectivity-permeability due to the heterogenous pore size distribution.
Ke, Meng   +3 more
core   +2 more sources

Novel fluorescent amphiphilic block copolymers: photophysics behavior and interactions with DNA

open access: yeseXPRESS Polymer Letters, 2007
In this study, novel amphiphilic fluorescent copolymers poly(N-vinylpyrrolidone)-b-poly(N-methacryloyl-N'-(α-naphthyl)thiourea) (PVP-b-PNT) were synthesized via ATRP with poly(N-vinylpyrrolidone)-Cl as macroinitiator and N-methacryloyl-N'-α ...
doaj   +1 more source

Comprehensive Screening of Conditions for Block Copolymer Nanoaggregate Formation via Automated DLS [PDF]

open access: yes
A fully automated robotic synthesizer for the screening of amphiphilic block copolymer nanoparticle synthesis is presented. To reach this aim, block copolymer solutions are mixed in continuous flow with water, allowing for the automated variation of ...
Oliver, Weismantel   +2 more
core   +1 more source

Inorganic block copolymer lithography [PDF]

open access: yes, 2013
Block copolymer lithography, a process where block copolymer self-assembly is integrated with conventional lithographic patterning, is emerging as a promising technology for addressing the future needs of the semiconductor industry.
Manners, Ian   +2 more
core   +1 more source

Temperature-modulated separation of vascular cells using thermoresponsive-anionic block copolymer-modified glass

open access: yesRegenerative Therapy
Introduction: Vascular tissue engineering is a key technology in the field of regenerative medicine. In tissue engineering, the separation of vascular cells without cell modification is required, as cell modifications affect the intrinsic properties of ...
Tadashi Hirotani, Kenichi Nagase
doaj   +1 more source

Superior antibacterial surfaces using hydrophilic, poly(MPC) and poly(mOEGMA) free chains of amphiphilic block copolymer for sustainable use

open access: yesHeliyon
Surface modification of electrically neutral hydrophilic polymers is one of the most promising methods for preventing biofouling and biological contamination by proteins and bacteria. Surface modification of inorganic materials such as silica-based glass
Tsukuru Masuda   +5 more
doaj   +1 more source

Non-native three-dimensional block copolymer morphologies

open access: yesNature Communications, 2016
Molecules can self-assemble to form ordered phases with defined shape and periodicity, but there are a limited set of morphologies reported. Here, the authors have manipulated block copolymer thin films via an iterative assembly process to form a diverse
Atikur Rahman   +4 more
doaj   +1 more source

Autonomous Size-Targeting for Block Copolymer Nanoparticles [PDF]

open access: yes
Using the combination of flow synthesis with online dynamic light scattering (DLS) analysis for particle size characterization and fully autonomous computer control allows for reproducible and targetable synthesis of nanoparticles from block copolymer ...
Oliver, Weismantel   +2 more
core   +1 more source

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