Results 111 to 120 of about 3,929,860 (354)

Obtaining and Investigation of Polymer Compositions Based on Poly-3-Hydroxybutyrate [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2014
The morphology, surface properties and biocompatibility of mixtures of poly-3-hydroxybutyrate with poly-ε-caprolactone, poly-DL-lactide, polyethylene glycol and starch were studied.
Anatoly N. Boyandin   +3 more
doaj  

Green Synthesis of Magnetite Nanoparticles (via Thermal Decomposition Method) with Controllable Size and Shape [PDF]

open access: yes, 2011
Magnetite (Fe3O4) nanoparticles with controllable size and shape were synthesized by the thermal decomposition method. In contrast to previously reported thermal decomposition methods, our synthesis method had utilized a much cheaper and less toxic iron ...
Chin, SF, Pang, SC, Tan, CH
core   +1 more source

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Intrinsic Photoactive Star ZnPc–Poly(glutamate) Nanoplatforms for Multimodal Glioblastoma Therapy and Brain‐Targeted Delivery

open access: yesAdvanced Functional Materials, EarlyView.
An intrinsic photoactive star‐shaped zinc phtalocyanine‐poly(L‐glutamic acid) (ZnPc‐PGA) nanoplatform for multimodal glioblastoma (GBM) therapy and brain‐targeted elivery. A ZnPc‐PGA‐based multifunctional theranostic nanocarrier platform enables image‐guided, multimodal GBM therapy. ZnPc‐PGA nanocarriers support the integration of fluorescence imaging,
Amina Benaicha‐Fernández   +14 more
wiley   +1 more source

Structure Rheology of Polyethylene Oxide Solution

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2014
Intrinsic viscosities have been studied for polyethylene oxide in water which has wide industrial applications. The polyethylene oxide samples had two different structures, the first one was linear and covers a wide range of molecular weight of 1, 3, 10,
Talib Omer Kashmola, Estabraq Saad Kamil
doaj  

Evaluation of Fibrin-Based Interpenetrating Polymer Networks as Potential Biomaterials for Tissue Engineering

open access: yesNanomaterials, 2017
Interpenetrating polymer networks (IPNs) have gained great attention for a number of biomedical applications due to their improved properties compared to individual components alone.
Olfat Gsib   +7 more
doaj   +1 more source

Contamination control by use of ethylene oxide [PDF]

open access: yes
The uses of ethylene oxide as a decontaminating agent for planetary quarantine related applications are reported. Aspects discussed include: applications and limitations, chemical and physical properties, germicidal activity, methods of applications, and
Lyle, R. G., Stroud, R. H.
core   +1 more source

Sulfenamides as flame retardants [PDF]

open access: yes, 2015
FIELD OF THE INVENTION The present invention is in the field of flame retardants and relates to use of sulfenamides as flame retardants, in particular in polymeric sub ...
Aubert, Melanie   +3 more
core  

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

SYNTHESIS OF POLYETHYLENE OXIDE (PEO)–CHITOSAN HYDROGEL PREPARED BY GAMMA RADIATION TECHNIQUE

open access: yesIndonesian Journal of Chemistry, 2011
Crosslinked PEO hydrogel containing chitosan for wound dressing has been prepared by gamma radiation technique. Chitosan solutions with different concentration (0.5-2% w/v) have been blended with 5% aqueous solution of PEO and irradiated at the doses 20 ...
Erizal Erizal, Thamrin Wikanta
doaj   +1 more source

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