Determination of glass transition temperatures in bulk and micellar nanoconfined polymers using fluorescent molecular rotors as probes for changes in free volume

S Kim, M Lee, H Chang Kim, YJ Kim, WB Lee… - …, 2023 - ACS Publications
Fluorescent molecular rotors embedded in polymer matrices can probe the local changes in
the dynamics of the polymer matrix (such as the glass transition of polymers near …

Synthesis, structural, thermal, mechanical, and nano-scale free volume properties of novel PbO/PVC/PMMA nanocomposites

S El-Gamal, M Elsayed - Polymer, 2020 - Elsevier
Novel nanocomposite films (PbO/PVC/PMMA) were prepared by solution casting. The
influence of PbO loading, from 0.5 to 4 wt%, on the structural, thermal, mechanical, and free …

Recent advances in polymer nanocomposites: synthesis and characterisation

S Thomas, G Zaikov - 2010 - books.google.com
This book examines the current state of the art, new challenges, opportunities, and
applications in the area of polymer nanocomposites. Special attention has been paid to the …

Morphology, miscibility and mechanical properties of PMMA/PC blends

M Dixit, V Mathur, S Gupta, M Baboo, K Sharma… - Phase …, 2009 - Taylor & Francis
This study deals with some results on morphology, miscibility and mechanical properties for
polymethyl methacrylate/polycarbonate (PMMA/PC) polymer blends prepared by solution …

Thermal degradation studies in poly (vinyl chloride)/poly (methyl methacrylate) blends

Z Ahmad, NA Al-Awadi, F Al-Sagheer - Polymer Degradation and Stability, 2008 - Elsevier
The miscibility, morphology, and thermal properties of poly (vinyl chloride)(PVC) blends with
different concentrations of poly (methyl methacylate)(PMMA) have been studied. The …

Investigation of optical and dielectric properties of polyvinyl chloride and polystyrene blends in terahertz regime

N Farman, M Mumtaz, MA Mahmood, SD Khan, MA Zia… - Optical Materials, 2020 - Elsevier
Terahertz time domain spectroscopy has been utilized to investigate the optical, dielectric,
and electrical properties of polyvinyl chloride (PVC) and polystyrene (PS) blend to highlight …

Hydroxypropyl cellulose/pluronic-based composite hydrogels as biodegradable mucoadhesive scaffolds for tissue engineering

D Filip, D Macocinschi, MF Zaltariov, BI Ciubotaru… - Gels, 2022 - mdpi.com
Recently, the development of new materials with the desired characteristics for functional
tissue engineering, ensuring tissue architecture and supporting cellular growth, has gained …

Pyro-GC/MS and thermal degradation studies in polystyrene–poly (vinyl chloride) blends

Z Ahmad, F Al-Sagheer, NA Al-Awadi - Journal of Analytical and Applied …, 2010 - Elsevier
The blends of polystyrene (PS) using various proportions of poly (vinyl chloride)(PVC) were
prepared and the thermal decomposition temperatures of these blends were measured from …

Internal motion of an electronically excited molecule in viscoelastic media

AY Jee, E Bae, M Lee - The Journal of chemical physics, 2010 - pubs.aip.org
The twisting motion of trans-4-[4-(dimethylamino)-styryl]-1-methylpyridinium iodide (4-
DASPI) in the excited state was investigated in solutions and various polymers in order to …

Internal twisting dynamics of dicyanovinyljulolidine in polymers

AY Jee, E Bae, M Lee - The Journal of Physical Chemistry B, 2009 - ACS Publications
The fluorescence quantum yield of 9-dicyanovinyljulolidine (DCVJ) is very low in fluid
solutions but increases markedly in solids because the medium rigidity slows down the …