Browsing by Subject "Polymers"
Now showing items 21-40 of 102
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Article
Dynamic Covalent Star Poly(ethylene glycol) Model Hydrogels: A New Platform for Mechanically Robust, Multifunctional Materials
(2017)We develop a new platform of dynamic covalent model polymer networks comprising two types of four-armed star poly(ethylene glycol)s (tetraPEG), one end-functionalized with benzaldehyde groups and the other with ...
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Article
Effect of maleic anhydride-divinyl ether copolymers on experimental M109 metastases and macrophage tumoricidal function
(1978)Pyran copolymer (NSC-46015) was compared with five maleic anhydride-divinyl ether copolymers (MVEs) of narrow molecular weight range both for the ability to render macrophages nonspecifically tumoricidal and to retard the ...
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Article
Enantioseparations in open-tubular capillary electrochromatography: Recent advances and applications
(2016)This review highlights recent advances and applications in open-tubular capillary electrochromatography (OT-CEC) for enantioseparations during the last decade. Although extensive research has been conducted in the area of ...
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Article
End-linked amphiphilic polymer conetworks: synthesis by sequential atom transfer radical polymerization and swelling characterization
(2010)Conetworks based on end-linked homopolymers and amphophilic gradient copolymers were synthesized by the atom transfer radical polymerization (ATRP) of 2-(dimethylamino)ethyl methaerylate (DMAEMA, hydrophilic monomer), ...
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Article
End-linked poly[2-(dimethylamino)ethyl methacrylate]-poly(methacrylic acid) polyampholyte conetworks: Synthesis by sequential RAFT polymerization and swelling and SANS characterization
(2011)Four well-defined end-linked triblock polyampholyte conetworks composed of positively ionizable 2-(dimethylamino)ethyl methacrylate (DMAEMA) repeating units and negatively ionizable methacrylic acid (MAA) repeating units ...
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Article
End-linked semifluorinated amphiphilic polymer conetworks: Synthesis by sequential reversible addition - Fragmentation chain transfer polymerization and characterization
(2010)One-pot, sequential reversible addition - fragmentation chain transfer (RAFT) polymerization was employed for the preparation of five end-linked semifluorinated amphiphilic polymer conetworks based on 2,2,2-trifluoroethyl ...
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Article
End-linked, amphiphilic, degradable polymer conetworks: Synthesis by sequential atom transfer radical polymerization using a bifunctional, cleavable initiator
(2012)End-linked, degradable, amphiphilic polymer conetworks (APCNs) of various compositions and architectures were synthesized by sequential atom transfer radical terpolymerization of monomers and cross-linker using a cleavable, ...
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Article
Equation of state for star polymers in good solvents
(2000)A free-energy model for star polymers was developed in good solvents that accurately describes concentrated polymer solutions and displays the correct universal scaling behaviour, in the limit of infinite molecular weight, ...
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Article
Evaluation of PVP/Au nanocomposite fibers as heterogeneous catalysts in indole synthesis
(2016)Electrospun nanocomposite fibers consisting of crosslinked polyvinylpyrrolidone (PVP) chains and gold nanoparticles (Au NPs) were fabricated, starting from highly stable PVP/Au NP colloidal solutions with different NP ...
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Article
Evaluation of PVP/Au nanocomposite fibers as heterogeneous catalysts in indole synthesis
(2016)Electrospun nanocomposite fibers consisting of crosslinked polyvinylpyrrolidone (PVP) chains and gold nanoparticles (Au NPs) were fabricated, starting from highly stable PVP/Au NP colloidal solutions with different NP ...
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Doctoral Thesis Open Access
Fabrication, characterization and applications of electrospun polymer-based nanocomposite membranes
(Πανεπιστήμιο Κύπρου, Πολυτεχνική Σχολή / University of Cyprus, Faculty of Engineering, 2014-12)Η παρούσα διδακτορική διατριβή επικεντρώνεται στην παρασκευή (με τη μέθοδο της ηλεκτρόκλωσης), το χαρακτηρισμό και τις εφαρμογές καινοτόμων πολυμερικών ινωδών μεμβρανών. Συγκεκριμένα παρασκευάστηκαν διαφορετικά είδη ...
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Article
A family of 3D coordination polymers composed of Mn19 magnetic units
(2006)(Figure Presented) Singles networks: The use of 1,3-propanediol and of 2-methyl-1,3-propanediol in manganese carboxylate chemistry leads to two new 3D coordination polymers with an unprecedented Mn19 repeating unit. The ...
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Article
Femtosecond dynamics in single wall carbon nanotube/poly(3-hexylthiophene) composites
(2008)Femtosecond transient absorption measurements on single wall carbon nanotube/poly(3-hexylthiophene) composites are used to investigate the relaxation dynamics of this blended material. The influence of the addition of ...
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Conference Object
Femtosecond laser inscription of Bragg and complex gratings in coated and encapsulated silica and low-loss polymer optical fibers
(SPIE, 2015)The development of wavelength filters, such as Bragg and superstructure gratings in glass and polymer optical fibers, using a femtosecond laser is reported. By using a femtosecond laser operating in the green, which offers ...
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Article
Formation mechanism of nanotubes comprising layers of PbS nanoparticles in polymer-surfactant solutions
(2006)The crystallization of PbS in aqueous solutions containing the surfactant sodium dodecyl sulfate (SDS) and hydrophilic polymers resulted in a novel type of metastable nanotubes, the walls of which consist of layers of ...
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Article
Group transfer polymerization of biobased monomers
(2013)This article overviews the work by our Group at the University of Cyprus on the attempted controlled polymerization of several biobased unsaturated esters. These were esters of tiglic acid, itaconic acid, fumaric acid, ...
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Article
High-molecular-weight symmetrical multiblock copolymers: Synthesis by RAFT polymerization and characterization
(2013)High-molecular-weight (MW) symmetrical multiblock copolymers, based on the hydrophobic monomers styrene (Sty) and methyl methacrylate (MMA), and the more polar monomer, 2-vinyl pyridine (2VPy), were prepared using stepwise ...
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Article
Hydrophilic cationic star homopolymers based on a novel diethanol-n-methylamine dimethacrylate cross-linker for sirna transfection: Synthesis, characterization, and evaluation
(2011)Four cationic hydrophilic star homopolymers based on the novel hydrophilic, positively ionizable cross-linker bis(methacryloyloxyethyl)methylamine (BMEMA) were synthesized using sequential group transfer polymerization ...
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Article
Hydrophilic, cationic large-core star polymers and polymer networks: Synthesis and physicochemical characterization
(2008)Group transfer polymerization was used to prepare hydrophilic, cationic large-core star polymers (LCSPs) and networks of 2-(dimethylamino)ethyl methacrylate (DMAEMA) and ethylene glycol dimethacrylate (EGDMA) in a two-step ...
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Article
Identifying potential candidates for donor-acceptor copolymers on a series of 4H-1,2,6-thiadiazines: An electrochemical approach
(2013)A series of synthesized small organic molecules based on the 4H-1,2,6-thiadiazine moiety are studied using electrochemistry, to probe their potential as comonomer building blocks for solar-absorbing polymers for organic ...