Results 11 to 20 of about 1,042,760 (299)

Polymeric Membranes [PDF]

open access: yesMembranes, 2021
This Special Issue of Polymeric Membranes is dedicated to gathering research carried out within the field of polymeric membranes in different fields of application [...]
openaire   +3 more sources

Nuclear actin: to polymerize or not to polymerize [PDF]

open access: yesThe Journal of Cell Biology, 2006
The form and function of actin in the nucleus have been enigmatic for over 30 years. Recently actin has been assigned numerous functional roles in the nucleus, but its form remains a mystery. The intricate relationship between actin form and function in the cytoplasm implies that understanding the structural properties of nuclear actin is elementary to
Primal de Lanerolle, Wilma A. Hofmann
openaire   +3 more sources

Polymeric Foams [PDF]

open access: yesPolymers, 2019
Advances in nanotechnology have boosted the development of more efficient materials, with emerging sectors (electronics, energy, aerospace, among others) demanding novel materials to fulfill the complex technical requirements of their products [...]
Antunes, Marcelo de Sousa Pais   +1 more
openaire   +5 more sources

A Comparative Study of Biomimetic Synthesis of EDOT-Pyrrole and EDOT-Aniline Copolymers by Peroxidase-like Catalysts: Towards Tunable Semiconductive Organic Materials

open access: yesFrontiers in Chemistry, 2022
It has been two decades since biomimetic synthesis of conducting polymers were first reported, however, the systematic investigation of how catalysts influence the properties of the conducting polymers has not been reported yet.
Manuel Eduardo Martínez-Cartagena   +7 more
doaj   +1 more source

The relationship among changes in microstructure, active sites behavior and properties in the propylene polymerization with a 4th generation Ziegler-Natta catalyst [PDF]

open access: yesPolyolefins Journal, 2019
Three polypropylene samples (1-3) were synthesized with a 4th generation Ziegler-Natta catalyst in the presence of cyclohexyldimethoxymethylsilane (donor c), dicyclopenthyldimethoxysilane (donor d) and diisopropyldimethoxysilane (donor p), respectively ...
Shokoufeh Hakim   +2 more
doaj   +1 more source

Cured Poly(ethylene-g-maleic anhydride)/Graphene Nanocomposite: Properties and Characterization [PDF]

open access: yesMechanics of Advanced Composite Structures, 2018
Poly(ethylene-g-maleic anhydride) (PEMA)/graphene nanoplatelets (xGn) (PEMA-xGn) composites were prepared by melt dispersion in an internal shear mixer.
Behrouz Jafari   +2 more
doaj   +1 more source

Effects of FeCl3 doping on the performance of MgCl2/TiCl4/DNPB catalyst in 1-hexene polymerization [PDF]

open access: yesPolyolefins Journal, 2017
The aim of this study was to examine the effect of catalyst doping on the performance of MgCl2. EtOH/TiCl4 catalyst system. In this regard, a series of undoped as well as FeCl3-doped catalysts was prepared and employed in 1-hexene polymerization.
Farshid Nouri-Ahangarani   +3 more
doaj   +1 more source

Polymeric nitrogen [PDF]

open access: yesPhysical Review B, 1992
Ab initio local-density functional total-energy calculations indicate that a polymeric form should be the stable phase of nitrogen above [approximately] 35 GPa, and that such a polyermic phase is likely to be both energetic and metastable at atmospheric pressure.
Mailhiot, C.   +3 more
openaire   +2 more sources

Preparation, Characterization and Permeation Behavior of Poly(methyl acrylate)-Poly(dimethyl siloxane)-Poly(methyl acrylate) Block Copolymer/Poly(vinyl acetate) Blend Membranes [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2015
Structure of polymeric materials is of the most important factors in determination of the characteristics and properties of the membranes. Various research and developments on polymeric membranes confirm the direct correlation between structure ...
Mohammad Ali Semsarzadeh   +1 more
doaj   +1 more source

Polymerization with freezing [PDF]

open access: yesJournal of Physics: Condensed Matter, 2005
8 pages, 5 ...
Eli Ben-Naim, Paul L. Krapivsky
openaire   +4 more sources

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