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9 Results Found

  • Article
  • Open Access
5 Citations
2,039 Views
14 Pages

18 March 2023

Chromogenic enzymatic reactions are very convenient for the determination of various biochemically active compounds. Sol-gel films are a promising platform for biosensor development. The creation of sol-gel films with immobilized enzymes deserves att...

  • Article
  • Open Access
16 Citations
4,753 Views
16 Pages

Improved Mechanical, Thermal, and Hydrophobic Properties of PLA Modified with Alkoxysilanes by Reactive Extrusion Process

  • Elena Torres,
  • Aide Gaona,
  • Nadia García-Bosch,
  • Miguel Muñoz,
  • Vicent Fombuena,
  • Rosana Moriana and
  • Ana Vallés-Lluch

27 July 2021

An eco-friendly strategy for the modification of polylactic acid (PLA) surface properties, using a solvent-free process, is reported. Reactive extrusion (REX) allowed the formation of new covalent bonds between functional molecules and the PLA polyme...

  • Article
  • Open Access
5 Citations
2,901 Views
19 Pages

Optical Behavior of Curcuminoid Hybrid Systems as Coatings Deposited on Polyester Fibers

  • Florentina Monica Raduly,
  • Valentin Rădiţoiu,
  • Alina Rădiţoiu,
  • Violeta Purcar,
  • Georgiana Ispas,
  • Adriana Nicoleta Frone,
  • Raluca Augusta Gabor and
  • Cristian-Andi Nicolae

17 February 2022

The recent development of the “eco-friendly” current has brought to the attention of researchers natural dyes that are biodegradable, do not cause allergies and generally have anti-UV protection, and antioxidant and antibacterial properti...

  • Article
  • Open Access
3 Citations
2,504 Views
10 Pages

9 February 2021

Given the tunability of their optical properties over the UV–Visible–Near IR spectral range, ligand-capped quantum dots (QDs) are employed for the design of optical biosensors with low detection threshold. Thanks to non-linear optical spectroscopies,...

  • Article
  • Open Access
53 Citations
6,700 Views
12 Pages

20 August 2020

Copper clad laminates (CCLs) with low dissipation factor (Df) are urgently needed in the fields of high-frequency communications devices. A novel resin matrix of modified poly (2,6-dimethyl-1,4-phenylene ether) (MPPE) and styrene-ethylene/butylene-st...

  • Article
  • Open Access
73 Citations
9,862 Views
13 Pages

The Effect of Different Coupling Agents on Nano-ZnO Materials Obtained via the Sol–Gel Process

  • Violeta Purcar,
  • Raluca Şomoghi,
  • Sabina Georgiana Niţu,
  • Cristian-Andi Nicolae,
  • Elvira Alexandrescu,
  • Ioana Cătălina Gîfu,
  • Augusta Raluca Gabor,
  • Hermine Stroescu,
  • Raluca Ianchiş and
  • Simona Căprărescu
  • + 1 author

12 December 2017

Hybrid nanomaterials based on zinc oxide were synthesized via the sol–gel method, using different silane coupling agents: (3-glycidyloxypropyl)trimethoxysilane (GPTMS), phenyltriethoxysilane (PhTES), octyltriethoxysilane (OTES), and octadecyltriethox...

  • Article
  • Open Access
2 Citations
1,755 Views
14 Pages

21 January 2025

A huge challenge is how to prepare flexible silicone aerogel materials with good flame retardancy, thermal stability, and hydrophobic properties. In this paper, resorcinol–formaldehyde was introduced into the silicone network composed of methyl...

  • Article
  • Open Access
4 Citations
2,582 Views
18 Pages

Modeling the Properties of Curcumin Derivatives in Relation to the Architecture of the Siloxane Host Matrices

  • Florentina Monica Raduly,
  • Valentin Rădiţoiu,
  • Alina Rădiţoiu,
  • Adriana Nicoleta Frone,
  • Cristian Andi Nicolae,
  • Violeta Purcar,
  • Georgiana Ispas,
  • Mariana Constantin and
  • Iuliana Răut

30 December 2021

Research in the field of natural dyes has constantly focused on methods of conditioning curcumin and diversifying their fields of use. In this study, hybrid materials were obtained from modified silica structures, as host matrices, in which curcumin...

  • Abstract
  • Open Access
1,924 Views
2 Pages

Mesoporous Silica Nanoreservoirs Loaded with 1-H Benzotriazole for Active Anticorrosion Protection

  • Cristina Lavinia Nistor,
  • Sabina Georgiana Burlacu,
  • Cătălin Ionuţ Mihăescu,
  • Cristina Scomoroscenco,
  • Ioana Cătălina Gîfu,
  • Claudia Mihaela Ninciuleanu,
  • Raluca Ianchiş,
  • Cristian Petcu and
  • Elvira Alexandrescu

In recent years, scientists are paying increased attention to the development of intelligent nanocontainers in applications such as biomedical, catalysis, and anticorrosion [1]. Preparation of anticorrosion coatings containing smart nanocontainers lo...