Results 11 to 20 of about 141,424 (264)

Nile red staining of polyethylene and polystyrene in Daphnia magna tests

open access: yesRomanian Journal of Ecology & Environmental Chemistry, 2023
Microplastics pollution represents a stringent global issue. Their accumulation in the aquatic environment remains complicated due to the abundance, distribution, and resulting environmental effects they induce.
Stefania Gheorghe   +2 more
doaj   +1 more source

A Reproducible Method for Growing Biofilms on Polystyrene Surfaces: Biomass and Bacterial Viability Evolution of Pseudomonas fluorescens and Staphylococcus epidermidis

open access: yesApplied Sciences, 2020
Since biofilm development represents a crucial issue within industrial, clinical and domestic sectors, innovative technologies/approaches (e.g., light technology for inactivation, antibiofilm coatings) are required to eradicate them.
Valeria Angarano   +6 more
doaj   +1 more source

Synthesis, Characterization and Mechanical Properties of Nanocomposites Based on Novel Carbon Nanowires and Polystyrene

open access: yesApplied Sciences, 2020
Carbon into polymer nanocomposite is so far a common additive for the enhancement of the polymer properties. The properties of the polymer, such as thermal, and especially its mechanical properties, are improved by the homogeneously dispersed carbon ...
Vasilis Kostas   +7 more
doaj   +1 more source

Leachate From Expanded Polystyrene Cups Is Toxic to Aquatic Invertebrates (Ceriodaphnia dubia)

open access: yesFrontiers in Marine Science, 2018
Expanded polystyrene (EPS) products and their associated chemicals (e.g., styrenes) are widespread in the marine environment. As a consequence, bans on their use for single-use packaging materials are being proposed in several municipalities.
Clara Thaysen   +7 more
doaj   +1 more source

A study on preparation of modified Graphene Oxide and flame retardancy of polystyrene composite microspheres

open access: yesDesigned Monomers and Polymers, 2020
In this paper, the ODOPM, a kind of 9, 10-dihydro-9-oxygen-heterooxy-10-phosphoro-10-oxygen (DOPO) derivative, was obtained by hydroxylation of DOPO.
Yazhen Wang   +4 more
doaj   +1 more source

Crowding Effects of Polystyrene Nanoparticles on Lactate Dehydrogenase Activity in Hydra Attenuata

open access: yesJournal of Xenobiotics, 2020
Plastics pervade our environment and potentially release important quantities of plastic nanoparticles (NPs) from degradation in the environment. The purpose of this study was to examine the crowding effects of polystyrene NPs on lactate dehydrogenase ...
Joelle Auclair, François Gagné
doaj   +1 more source

A polystyrene-water calorimeter [PDF]

open access: yesThe International Journal of Applied Radiation and Isotopes, 1983
The paper describes a new type of calorimeter that can be quickly put into operation for determining absorbed dose at a point in polystyrene. It also describes a unique method of decreasing drifts in electrical signals caused by temperature gradients. Two calibrated thermistors were placed close together between sandwiched polystyrene discs that were ...
openaire   +2 more sources

A Comparative Study between FRP and ATRP of Styrene by Monte Carlo Simulation: Effect of Free Radical Mobility [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2010
Styrene polymerization through FRP and ATRP methods was carried out at 110oC, while in-depth studies were performed by Monte Carlo simulation.The changes in monomer conversion, initiator concentration, average molecular weight, and polydispersity index ...
M. Najafi   +3 more
doaj   +1 more source

Isolation and identification of plastic degrading bacteria from dumpsites Lagos [PDF]

open access: yesAdvances in Environmental Technology, 2022
Plastic pollution is a threat to the environment because of its slow degradation rate and high usage. The continuous accumulation of these synthetic plastic wastes poses an ever-increasing threat to animals, humans, and the environment.
Hilda Emmanuel-Akerele   +2 more
doaj   +1 more source

Rational design for thermochromic luminescence in amorphous polystyrene films with bis‐o‐carborane‐substituted enhanced conjugated molecule having aggregation‐induced luminochromism

open access: yesAggregate, 2021
We designed the triad molecule, bis‐o‐carborane‐substituted bis(thienylethynyl)benzene, as a filler for realizing thermochromic luminescent behaviors based on conventional polymer films, such as polystyrene.
Keisuke Wada   +4 more
doaj   +1 more source

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