Results 1 to 10 of about 1,451 (107)

Mitigating UV‑C Degradation in Polypropylene Using Hybrid TiO2/Few-Layer Graphene/Photostabilizer Systems [PDF]

open access: yesACS Omega
Polypropylene (PP) is a versatile thermoplastic widely used in industrial fields. In medical devices, PP is preferred for applications that involve storing or coming into contact with biological fluids.
Jessica C. Ferreira Gimenez   +8 more
doaj   +3 more sources

A simple and versatile design concept for fluorophore derivatives with intramolecular photostabilization [PDF]

open access: yesNature Communications, 2016
Synthetic organic fluorophores are powerful tools for bioimaging, but frequently display shortened observation times and signal fluctuations.
Jasper H. M. van der Velde   +11 more
doaj   +3 more sources

Long-Term Effect of Ultraviolet Irradiation on Poly(vinyl chloride) Films Containing Naproxen Diorganotin(IV) Complexes [PDF]

open access: yesMolecules, 2019
As poly(vinyl chloride) (PVC) photodegrades with long-term exposure to ultraviolet radiation, it is desirable to develop methods that enhance the photostability of PVC.
Angham G. Hadi   +6 more
doaj   +3 more sources

Insight into the Photodynamics of Photostabilizer Molecules. [PDF]

open access: yesJ Phys Chem A, 2022
Solar exposure of avobenzone, one of the most widely used commercial UVA filters on the market, is known to cause significant degradation. This finding has fueled research into developing photostabilizer molecules.
Abiola TT   +7 more
europepmc   +2 more sources

Modification of poly(vinyl chloride) by mefenamic acid in presence of micro metallic oxides as self photostabilizer

open access: yesMaterials Science for Energy Technologies, 2023
To date, many approaches have been made to stabilize the chemical structure of PVC when exposed to sunlight in outdoor usage. This work includes utilizing mefenamic acid (1 % per polymer weight) as a new photo stabilizer unit to adjust PVC to enhance ...
Mohammed H. Al-Mashhadani   +6 more
doaj   +2 more sources

Photoprotective Effects of Selected Amino Acids on Naproxen Photodegradation in Aqueous Media [PDF]

open access: yesPharmaceuticals, 2020
It is important to develop a photostabilization strategy to ensure the quality of photosensitive compounds, including pharmaceuticals. This study focused on the protective effects of 20 amino acids on the photodegradation of naproxen (NX), a ...
Kohei Kawabata   +7 more
doaj   +2 more sources

Cell-Permeable Nanobodies Allow Dual-Color Super-Resolution Microscopy in Untransfected Living Cells. [PDF]

open access: yesAngew Chem Int Ed Engl, 2021
Super‐resolution microscopy in living cells can be restricted by the availability of small molecule probes, which only exist against few targets and genetically encoded tags.
Schneider AFL   +3 more
europepmc   +2 more sources

Evaluation of Schiff bases of 2,5-dimercapto-1,3,4-thiadiazole as photostabilizer for poly(methyl methacrylate)

open access: yesJournal of Saudi Chemical Society, 2011
The photostabilization of poly(methyl methacrylate) (PMMA) films by Schiff bases of 2,5-dimercapto-1,3,4-thiadiazole compounds was investigated. The PMMA films containing concentration of complexes 0.5% by weight were produced by the casting method from ...
Emad Yousif   +3 more
doaj   +2 more sources

Evaluation of Residues of Amazonian Fruit Piquia (Caryocar villosum) as Sustainable Ingredient for Sunscreen and Cosmetic Formulations [PDF]

open access: yesAntioxidants
Amazonian fruit residues like piquia shells are often discarded despite their antioxidant potential for sustainable cosmetic use. This study evaluated the photostability, phototoxicity, and photoprotection of hydroalcoholic piquia shell extract (PqSE ...
Izadora de Souza   +6 more
doaj   +2 more sources

Improvement of photocatalytic degradation of organic dyes by vanadium doped titanium oxide nanoparticles using solar simulator [PDF]

open access: yesScientific Reports
The removal of complex organic contaminants and pollutants from water, the heterogeneous photocatalytic degradation of methylene blue (MB), Eosin, Fluorescein and Rhodamine 6G (Rh 6G) dyes were studied using vanadium-doped titanium oxide nanoparticles (V-
Moustafa. E. Elsisi, A. F. Mansour
doaj   +2 more sources

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