Materiales avanzados

Materiales avanzados

Laser Metal Deposition of a near?eutectic Al?Ni alloy
30/06/2022 - Most of the aluminum base components produced today by Additive Manufacturing (AM) are based on the Al?Si eutectic system due to its outstanding processability. The mechanical properties of these...
Organic Hole Transport Layers for Efficient, Stable and Scalable Inverted Perovskite Solar Cells
30/06/2022 - Hole transporting layers (HTLs) are an essential component in inverted, p?i?n perovskite solar cells (PSCs) where they play a decisive role in extraction and transport of holes, surface passivation,...
Synthesis and biological evaluation of a tumor-selective degrader of PARP1
01/09/2022 - Poly (ADP-ribose) polymerase (PARP) inhibitors show potent antiproliferative activity in treatment with triple-negative breast cancer (TNBC) when combined with chemotherapeutic drugs. However, the...
Vertically implanting MoSe2 nanosheets on the RGO sheets towards excellent multi-band microwave absorption
01/09/2022 - It is still a challenging project for developing electromagnetic (EM) wave absorption materials with the properties of multi-band absorption in the field of microwave absorption. Herein,...
Re-carbon, up-carbon, de-carbon: Plasma-electrified roll-to-roll cleaner production of vertical graphenes and syngas from greenhouse gas mixes
01/09/2022 - Conversion of CO2 and CH4 greenhouse gases (GHGs) into high-value products using cleaner, sustainable, and renewable-energy-electrified processes is a critical step towards the ultimate...
Development of Allenyne–Alkyne [4 + 2] Cycloaddition and Its Application to Total Synthesis of Selaginpulvilin A
30/06/2022 - A new [4 + 2] cycloaddition of allenyne–alkyne is developed. The reaction is believed to proceed with forming an ?,3?dehydrotoluene intermediate. This species behaves as a ???diradical to react...
Efficient Synthesis of C3?Alkylated and Alkenylated Indoles via Manganese?Catalyzed Dehydrogenation
30/06/2022 - The catalytic dehydrogenation of alcohols is essential for the sustainable production of valuable products. This provids a new strategy for green organic synthesis in chemical industries. Herein, we...
Coating of 3D printed PCL/TCP scaffolds using homogenized-fibrillated collagen
- BackgroundPoly(3-caprolactone) (PCL)/?-tricalcium phosphate (?-TCP) composite scaffolds fabricated by three-dimensional (3D) printing are one of the common scaffolds for bone tissue regeneration....
Closed-form solution for interfacially cracked layered beams with bending-extension coupling and hygrothermal stresses
- This paper investigates the problem of the mechanical behavior of an interfacially cracked layered beam with possible bending-extension coupling (BEC) and residual hygrothermal stresses (RHTS), as...
Synergistic effect of NiS/g-C3N4 nanocomposite for high?performance asymmetric supercapacitors
- Fabricating a new electrode material with high capacitive aspects is critical to improving a high-performance energy storage device. The transition metal sulfide-based nanocomposite electrode...
Ru/MoO2 decorated on CNT networks as an efficient electrocatalyst for boosting hydrogen evolution reaction
- Generally, electrochemical hydrogen evolution reaction (HER) is hampered by slow kinetics and low round-trip efficiency. Electrocatalysts with a hierarchical structure and large surface area are...
A review on anticancer, antibacterial and photo catalytic activity of various nanoparticles synthesized by probiotics
10/08/2022 - Probiotics are beneficial bacteria that have a significant effect on host health and they are widely used in preventing and treating diseases. Nowadays probiotics are present in food, drug and...
Synthesis, optical and dielectric properties of polyacryloyloxy imino fluorophenyl acetamide and polyacryloyloxy imino fluorophenyl acetamide-co-polystyrene sulfonate
30/06/2022 - Abstract Our scope is synthesis a new poly fluorobenzamide oxime ester and study its structural, optical, and dielectric properties. Consequently,...
Progress in the mechanical enhancement of hydrogels: Fabrication strategies and underlying mechanisms
29/06/2022 - Hydrogels have become ideal materials in the nascent applications of tissue engineering, soft robots, drug delivery, and so forth. However, compared with biological tissues, the inherent...
Synergistic combination between starch and proteins in the synthesis of new acrylic/biopolymers hybrid latexes
21/06/2022 - The present?day environmental concerns and the decay in oil reserves have driven the efforts for developing novel eco?friendly and biodegradable materials. In this context, the use of biopolymers to...
Recent advances in sodium alginate?based membranes for dehydration of aqueous ethanol through pervaporation
16/06/2022 - Sodium alginate (SA) is a progressive material for membrane fabrication. The technological development of SA?based membranes has made a significant contribution to the separation techniques,...
Development of an Alternative Alloying Concept for Additive Manufacturing Using PVD Coating
30/06/2022 - New alloys are needed to adapt the material properties and to improve the weldability of arc-based additive manufacturing processes. The classic development of welding filler materials is...
Accumulation of Astaxanthin and Canthaxanthin in Liver and Gonads of Rainbow Trout (Oncorhynchus mykiss (Walbaum, 1792)) Reared in Water Containing the Fungicide Mancozeb in Concentration Level Permitted by European Legislation
30/06/2022 - In this study, we studied the levels of both of the main pigments in Salmonidae—astaxanthin (Ax) and canthaxanthin (Cx)—accumulated in the liver, female gonads, and male...
Rationalizing Structural Hierarchy in the Design of Fuel Cell Electrode and Electrolyte Materials Derived from Metal-Organic Frameworks
30/06/2022 - Metal-organic frameworks (MOFs) are arguably a class of highly tuneable polymer-based materials with wide applicability. The arrangement of chemical components and the bonds they form through...
Development of Lightweight Steel Framed Construction Systems for Nearly-Zero Energy Buildings
30/06/2022 - Light steel frame (LSF) building systems offer high structural resilience, lower costs due to fast prefabrication, and high ability to recycle and reuse. The main goal of this paper was to provide...
Low Fluorinated Oligoamides for Use as Wood Protective Coating
30/06/2022 - New highly hydrophobic fluorinated oligoamides were synthesized and studied as materials for the protection of non-varnishable wooden artifacts. The new oligoamides were designed to achieve the best...