Materiales avanzados

Materiales avanzados

Preparation, characterization, and application of hollow nano?TiO2@modified graphene/fluorinated copolymer nanocomposite leather finishing agents
23/05/2022 - Incorporation of jojoba seed meal powder (JSMP) into silica?filled NBR composites endowed the resulting composites (G1, G2, G3, G4, & G5) with a high resistance to thermal aging compared to that...
Nanomaterials for Inner Ear Diseases: Challenges, Limitations and Opportunities
25/05/2022 - The inner ear is located deep in the temporal bone and has a complex anatomy. It is difficult to observe and obtain pathological tissues directly. Therefore, the diagnosis and treatment of inner ear...
Defect Density-Dependent pH Response of Graphene Derivatives: Towards the Development of pH-Sensitive Graphene Oxide Devices
25/05/2022 - In this study, we demonstrate that a highly pH-sensitive substrate could be fabricated by controlling the type and defect density of graphene derivatives. Nanomaterials from single-layer graphene...
Nanosafety: An Evolving Concept to Bring the Safest Possible Nanomaterials to Society and Environment
25/05/2022 - The use of nanomaterials has been increasing in recent times, and they are widely used in industries such as cosmetics, drugs, food, water treatment, and agriculture. The rapid development of new...
Environmental-Friendly Adsorbent Composite Based on Hydroxyapatite/Hydroxypropyl Methyl-Cellulose for Removal of Cationic Dyes from an Aqueous Solution
25/05/2022 - The aim of this study is to develop a new, efficient, and inexpensive natural-based adsorbent with high efficacy for the cationic dye methylene blue (MB). A natural-based nanocomposite based on...
Burn Them Right! Determining the Optimal Temperature for the Purification of Carbon Materials by Combustion
- A new purification procedure for carbon nanoforms is proposed. It was tested on multiwall carbon nanotubes (MWCNTs) prepared by arc discharge, which is among the most challenging of cases due to the...
Electromagnetic Interference Shielding with Electrospun Nanofiber Mats—A Review of Production, Physical Properties and Performance
24/05/2022 - With a steadily increasing number of machines and devices producing electromagnetic radiation, especially, sensitive instruments as well as humans need to be shielded from electromagnetic...
Photocatalytic Reduction of CO2 with N-Doped TiO2-Based Photocatalysts Obtained in One-Pot Supercritical Synthesis
24/05/2022 - The objective of this work was to analyze the effect of carbon support on the activity and selectivity of N-doped TiO2 nanoparticles. Thus, N-doped TiO2 and two types of composites, N-doped TiO2/CNT...
Genotoxicity of Graphene-Based Materials
24/05/2022 - Graphene-based materials (GBMs) are a broad family of novel carbon-based nanomaterials with many nanotechnology applications. The increasing market of GBMs raises concerns on their possible impact on...
Hybrid Nanofluid Flow Induced by an Oscillating Disk Considering Surface Catalyzed Reaction and Nanoparticles Shape Factor
24/05/2022 - Lately, a new class of nanofluids, namely hybrid nanofluids, has been introduced that performs much better compared with the nanofluids when a healthier heat transfer rate is the objective of the...
Biomedical Applications of Polyhydroxyalkanoate in Tissue Engineering
24/05/2022 - Tissue engineering technology aids in the regeneration of new tissue to replace damaged or wounded tissue. Three-dimensional biodegradable and porous scaffolds are often utilized in this area to...
Enhanced Removal of Diesel Oil Using New Magnetic Bentonite-Based Adsorbents Combined with Different Carbon Sources
- In this work, new magnetic bentonite-based adsorbents combined with different carbon sources, namely, reduced graphene oxide and multiwall carbon nanotubes, were synthesized via co-precipitation...
Electronically Conductive Hydrogels by in?Situ Polymerization of a Water?Soluble EDOT?Derived Monomer
22/05/2022 - The incorporation of a conducting polymer in hydrogels is a common strategy to achieve electrically conductive hydrogels. However, the addition of a “hard” conducting polymer often increases the...
New Insights on the Spin Glass Behavior in Ferrites Nanoparticles
23/05/2022 - The magnetic properties of nanocrystalline MxFe3−xO4 ferrites with M=Fe, Co, and Zn were investigated. The data support a core–shell model, where the core is...
Beyond the Exploration of Muicle (Justicia spicigera): Reviewing Its Biological Properties, Bioactive Molecules and Materials Chemistry
23/05/2022 - In recent years, the research community is tremendously investigating unexplored plants and herbals as they represent a potential source of various biomolecules, which not only contribute to...
A low seepage threshold and super?toughness of polybutylene succinate?based composites with double percolation structure: Synergy of multi?wall carbon nanotubes and polyvinyl butyral
22/05/2022 - To obtain a super?toughness and low seepage threshold for the conductivity of biodegradable soft polymer material, biodegradable polybutylene succinate (PBS)?based composites with different contents...
Environmentally-friendly carbon nanomaterials for photocatalytic hydrogen production
01/07/2022 - This review introduced the CNMs, including carbon dots, fullerenes, carbon nanotubes, carbon nanofibers, graphene, and graphdiyne. CNMs can provide abundant adsorption and active sites, charge...
Biomineralization and biotechnological applications of bacterial magnetosomes
- Magnetosomes intracellularly biomineralized by Magnetotactic bacteria (MTB) are membrane-enveloped nanoparticles of the magnetic minerals magnetite (Fe3O4) or greigite (Fe3S4). MTB thrive in...
A techno-economic approach for eliminating dye pollutants from industrial effluent employing microalgae through microbial fuel cells: Barriers and perspectives
01/09/2022 - Microbial fuel cells are biochemical factories which besides recycling wastewater are electricity generators, if their low power density can be scaled up. This also adds up to work on many factors...
In-situ growth of N–TiO2 on delaminated N–Ti3C2 with highly strengthened photocatalytic activity
- Herein, a collection of N–TiO2/delaminated N–Ti3C2 (NTTx) composites is designed and synthesized by one-step calcination of NH4Cl–Ti3C2 precursors. The thermal decomposition of NH4Cl not...
A comprehensive review of hydrogen production and storage: A focus on the role of nanomaterials
- Nanomaterials are beginning to play an essential role in addressing the challenges associated with hydrogen production and storage. The outstanding physicochemical properties of nanomaterials...