Results 1 to 10 of about 624,369 (316)

Influence of Polyether Backbone PEO–PPO on the Drug Release Behavior of Polyurea Xerogels

Future Pharmacology, 2023
To evaluate possible structural changes and thermal stability of the polyurea unloaded and loaded with diclofenac sodium, polyurea networks based on polyetheramine containing polypropylene oxide (PPO) or polyethylene oxide (PEO) and hexamethylene ...
Julia G. Vargas, Heber E. Andrada, Bruno A. Fico, Julia M. Paulino, Natália N. Silveira, Raquel A. dos Santos, Eduardo F. Molina   +6 more
doaj   +1 more source

An Evaluation of Nanoparticle Distribution in Solution-Derived YBa₂Cu₃O_7−δ Nanocomposite Thin Films by XPS Depth Profiling in Combination with TEM Analysis

Crystals, 2022
This work discusses the development of an analysis routine for evaluating the nanoparticle distribution in nanocomposite thin films. YBa2Cu3O7−δ (YBCO) nanocomposite films were synthesized via a chemical solution deposition approach starting from ...
Els Bruneel, Hannes Rijckaert, Javier Diez Sierra, Klaartje De Buysser, Isabel Van Driessche   +4 more
doaj   +1 more source

The Nano4XX Nanotechnology Platform: The Triumph of Nanotechnology

Nanomanufacturing, 2023
If a person is diagnosed with cancer, doctors recommend surgery, chemotherapy, and radiotherapy [...]
George Kordas
doaj   +1 more source

Photodegradation of Fipronil by Zn-AlPO₄ Materials Synthesized by Non-Hydrolytic Sol–Gel Method

ChemEngineering, 2022
In recent decades, the increasing use of pesticides to improve food productivity has led to the release of effluents that contaminate the environment. To prepare a material that may help to treat effluents generated during agricultural practice, we used ...
Omar José de Lima, Denis Talarico de Araújo, Liziane Marçal, Antonio Eduardo Miller Crotti, Guilherme Sippel Machado, Shirley Nakagaki, Emerson Henrique de Faria, Katia Jorge Ciuffi   +7 more
doaj   +1 more source

Crystal structures of three N,N,N′-trisubstituted thioureas for reactivity-controlled nanocrystal synthesis

Acta Crystallographica Section E: Crystallographic Communications, 2022
The synthesis and single-crystal X-ray structures of three N,N,N′-trisubstituted thioureas are reported, namely N,N,N′-tribenzylthiourea, C22H22N2S (1), N-methyl-N,N′-diphenylthiourea, C14H14N2S (2), and N,N-di-n-butyl-N′-phenylthiourea, C15H24N2S (3 ...
Evert Dhaene, Isabel Van Driessche, Klaartje De Buysser, Kristof Van Hecke   +3 more
doaj   +1 more source

Effect of Organomontmorillonite-Cloisite^® 20A Incorporation on the Structural and Drug Release Properties of Ureasil–PEO Hybrid

Pharmaceutics, 2022
This paper presents the influence of the presence of a modified organoclay, Cloisite® 20A (MMTA) on the structural and drug release properties of ureasil organic–inorganic hybrid.
Celso R. N. Jesus, Eduardo F. Molina, Ricardo de Oliveira, Sandra H. Pulcinelli, Celso V. Santilli   +4 more
doaj   +1 more source

Release rate kinetics of corrosion inhibitor loaded halloysite nanotube-based anticorrosion coatings on magnesium alloy AZ91D

Journal of Magnesium and Alloys, 2021
Halloysite nanotubes were used as nanocontainers to hold corrosion inhibitors such as Ce3+-Zr4+, 2-mercaptobenzothiazole and 8-hydroxyquinoline in their lumen.
Swapnil H. Adsul, Uday D. Bagale, Shirish H. Sonawane, R. Subasri   +3 more
doaj   +1 more source

Silica@zirconia Core@shell Nanoparticles for Nucleic Acid Building Block Sorption

Nanomaterials, 2021
The development of delivery systems for the immobilization of nucleic acid cargo molecules is of prime importance due to the need for safe administration of DNA or RNA type of antigens and adjuvants in vaccines. Nanoparticles (NP) in the size range of 20–
Livia Naszályi Nagy, Evert Dhaene, Matthias Van Zele, Judith Mihály, Szilvia Klébert, Zoltán Varga, Katalin E. Kövér, Klaartje De Buysser, Isabel Van Driessche, José C. Martins, Krisztina Fehér   +10 more
doaj   +1 more source

Nanomaterial Fabrication through the Modification of Sol–Gel Derived Coatings

Nanomaterials, 2021
In materials processing, the sol–gel method is one of the techniques that has enabled large-scale production at low cost in the past few decades. The versatility of the method has been proven as the fabrication of various materials ranging from metallic,
Wai Kian Tan, Hiroyuki Muto, Go Kawamura, Zainovia Lockman, Atsunori Matsuda   +4 more
doaj   +1 more source

High Variability in Silver Particle Characteristics, Silver Concentrations, and Production Batches of Commercially Available Products Indicates the Need for a More Rigorous Approach

Nanomaterials, 2020
Due to the beneficial properties of silver, it is anticipated that the number of commercially available applications will keep growing during the next decade.
Ilse De Leersnyder, Hannes Rijckaert, Leen De Gelder, Isabel Van Driessche, Pieter Vermeir   +4 more
doaj   +1 more source