Browsing Τμήμα Χημείας / Department of Chemistry by Title
Now showing items 660-679 of 1302
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Article
Monte Carlo algorithms for the atomistic simulation of condensed polymer phases
(1995)Significant progress has been made recently in the field of atomistic simulation of polymer melts through the advent of new powerful Monte Carlo methods. This article reviews the state of the art in the area. Sampling the ...
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Article
Monte carlo methodologies for enhanced configurational sampling of dense systems: Motion of a spherical solute in a polymer melt as a model problem
(1994)A number of traditional and novel Monte Carlo (MC) methodologies for configurational sampling in condensed phases are studied. The stochastic motion of a spherical solute molecule in a melt of short polyethylene chains is ...
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Article
MRI-based morphological modeling, synthesis and characterization of cardiac tissue-mimicking materials
(2012)This study uses standard synthetic methodologies to produce tissue-mimicking materials that match the morphology and emulate the in vivo murine and human cardiac mechanical and imaging characteristics, with dynamic mechanical ...
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Article
MS-275 Chemical Analogues Promote Hemoglobin Production and Erythroid Differentiation of K562 Cells
(2019)β-Thalassemia (β-thal) is a hemoglobinopathy characterized by reduced or absent β-globin production. Pharmacological reactivation of the γ-globin gene for the production of fetal hemoglobin (Hb F) presents an attractive ...
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Article
Multi-compartment unimolecular micelles from (ABC)n multi-arm star triblock terpolymers
(2007)Four linear and four star equimolar terpolymers based on non-ionic hydrophilic methoxy hexa(ethylene glycol) methacrylate, ionizable hydrophilic 2-(dimethylamino)ethyl methacrylate and neutral hydrophobic methyl methacrylate ...
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Article
Multi-functional conetworks based on cross-linked star polymers
(2010)Three series of conetworks based on cross-linked star polymers of different architectures were prepared using group transfer polymerization. The first series of conetworks were amphiphilic, based on the hydrophobic monomer ...
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Article
Multiple Network Hydrogels: A Study of Their Nanoindentation Hardness
(2019)Nanoindentation is employed to investigate at the nanoscale the mechanical properties of multiply-interpenetrated N,N-dimethylacrylamide hydrogels cross-linked using N,N′-methylenebis(acrylamide). The main result from these ...
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Article
Multiply Interpenetrating Polymer Networks: Preparation, Mechanical Properties, and Applications
(2019)This review summarizes work done on triply, or higher, interpenetrating polymer network materials prepared in order to widen the properties of double polymer network hydrogels (DN), doubly interpenetrating polymer networks ...
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Article
N2O decomposition over ceria-promoted Ir/Al2O3 catalysts: The role of ceria
(2016)The impact of CeO2 in the Al2O3-20wt% CeO2 support prepared by the co-precipitation method on the Ir particle size, morphology and oxidation state, and in turn on the deN2O catalytic activity (1000ppmN2O) of supported Ir ...
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Conference Object
Nano-engineered model networks: Synthesis, characterization and modeling
(Polymer Preprints ACS, 2002)
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Conference Object
Nanophase separated anionic amphiphilic model conetworks based on methacrylic acid
(2007)Two series of model amphiphilic polymer conetworks were synthesized by group transfer polymerization (GTP). The first one contained methyl methacrylate (MMA) and the second one 2-butyl-l-octyl methacrylate (BOMA) as ...
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Article
Nanoscopic cationic methacrylate star homopolymers: Synthesis by group transfer polymerization, characterization and evaluation as transfection reagents
(2004)Seven star polymers with degrees of polymerization (DPs) of the arms from 10 to 100 and dimensions in the nanometer range were prepared using sequential group transfer polymerization of 2-(dimethylamino)-ethyl methacrylate ...
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Conference Object
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Article
The nature of supported-molybdena catalysts. Evidence from a Raman and X-ray diffraction investigation of pyridine adsorption
(1987)Raman spectroscopy and X-ray diffraction have been used to characterise molybdena catalysts supported on γ-alumina and silica. Raman spectroscopy of pyridine molecules adsorbed on these samples was used to characterise the ...
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Article
Near real-time VOCs analysis using an aspiration ion mobility spectrometer
(2013)The ChemPro 100i chemical detector (aspiration-type ion mobility spectrometer) was used for the detection of selected volatile organic compounds known to be potential indicators of human presence. The targeted group of ...
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Article
Near-Model Amphiphilic Polymer Conetworks Based on Four-Arm Stars of Poly(vinylidene fluoride) and Poly(ethylene glycol): Synthesis and Characterization
(2018)Amphiphilic polymer conetworks (APCN) were prepared in N,N-dimethylformamide (DMF) by the interconnection of four-arm star poly(vinylidene fluoride) (PVDF, Mn = 8800 Da) end-functionalized with benzaldehyde groups and ...
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Article
Near-monodisperse sodium polymethacrylates: Characterization by linear salt gradient anion-exchange chromatography
(2000)A family of six near-monodisperse homopolymers of sodium methacrylate (Mn = 1100, 3200, 5500, 7200, 14100, and 21000) is characterized by linear salt gradient anion-exchange chromatography. Although the retention times ...
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Article
Near-monodisperse α-hydroxy and α,ω-dihydroxy amine-based polymers: Synthesis and characterization
(1999)α-Hydroxy and α,ω-dihydroxy polymers of 2-(dimethylamino)ethyl methacrylate (DMAEMA) of various molecular weights were synthesized by group transfer polymerization (GTP) in tetrahydrofuran (THF), using 1-methoxy-1-(trime ...
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Article
Near-monodisperse, catalytically active, imidazole-containing homooligomers: Synthesis by group transfer polymerization and solution characterization
(1999)Oligomers covering degrees of polymerization up to 23 of 2-(1-imidazolyl)-ethyl methacrylate (ImEMA) were synthesized by group transfer polymerization (GTP) in propylene carbonate and tetrahydrofuran (THF). While GTP ...
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Article
Near-monodisperse, n-alkyl, end-functionalized poly(methyl vinyl ether)s: Synthesis by living cationic polymerization and solution characterization
(1998)Water-soluble amphiphilic diblock copolymers were synthesized by the living cationic polymerization of methyl vinyl ether (hydrophilic block) and its subsequent termination with n-alcohols of chain lengths varying from one ...