Materiales avanzados

Materiales avanzados

Ultralow-content Pd in-situ incorporation mediated hierarchical defects in corner-etched Cu2O octahedra for enhanced electrocatalytic nitrate reduction to ammonia
- Electrochemical reduction of nitrate (NO3-) to ammonia (NH3) offers a sustainable avenue to close the NO3- cycle for NH3 synthesis. Critical to the feasibility of electrochemical NO3--to-NH3...
Precursor-modified strategy to synthesize thin porous amino-rich graphitic carbon nitride with enhanced photocatalytic degradation of RhB and hydrogen evolution performances
01/02/2022 - The photocatalytic activity of carbon nitride (CN) materials is mainly limited to small specific surface areas, limited solar absorption, and low separation and mobility of photoinduced carriers....
Efficient photocatalytic hydrogen evolution over graphdiyne boosted with a cobalt sulfide formed S-scheme heterojunction
01/02/2022 - Graphdiyne (GDY, g-CnH2n–2), a novel two-dimensional carbon hybrid material, has attracted significant attention owing to its unique and excellent properties. As a new type of carbon material,...
High internal phase Pickering emulsions stabilized by egg yolk low density lipoprotein for delivery of curcumin
- Egg yolk low density lipoprotein (LDL) was used to prepare high internal phase Pickering emulsions (HIPEs) and its role as a stabilizer was comprehensively studied in this work. LDL exists as...
Vascular cell behavior on glycocalyx–mimetic surfaces: Simultaneous mimicking of the chemical composition and topographical structure of the vascular endothelial glycocalyx
- The endothelial glycocalyx is a carbohydrate–rich layer overlying the outermost surface of endothelial cells. It mediates intercellular interactions by specific chemical compositions (e.g.,...
Effects of ethylenediamine tetra-acetic acid (EDTA) and its disodium salt derivative (EDTA-Na) on the characteristics of magnesium oxysulfate (MOS) cement
01/03/2022 - Ethylenediamine tetra-acetic acid (EDTA) and its disodium salt derivative (EDTA-Na) (0.5% weight of MgO powder) were incorporated into MgO–MgSO4–H2O ternary system to prepare magnesium...
Delivery of mRNA vaccines and anti-PDL1 siRNA through non-invasive transcutaneous route effectively inhibits tumor growth
15/03/2022 - This study aimed to deliver mRNA vaccines and immune checkpoint blockers (ICB) with a transcutaneous immunization (TCI) system based on ethosomes (ETH), exploring the feasibility and effectiveness...
NiFe prussian blue analogue nanocages decorated magnesium hydroxide rod for enhancing fire safety and mechanical properties of epoxy resin
15/03/2022 - Inspired by the structure of corn, a NiFe Prussian blue analogue nanocages decorated magnesium hydroxide composite was synthesized for the first time using magnesium hydroxide rods (RMH) as the...
Ab initio study of the propagation of a supersonic 2-crowdion in fcc Al
01/03/2022 - A crowdion is an interstitial atom embedded in a close-packed atomic row of a crystal lattice, it is very mobile and efficient in transferring energy and mass during plastic deformation, ion...
A machine learning model for screening thermodynamic stable lead-free halide double perovskites
01/03/2022 - Halide double perovskites have garnered significant interest due to their outstanding photovoltaic properties. The thermodynamic stability of compounds is one of the most significant properties...
Comparison of new LCR and ordinary prestressed concrete railway sleepers with LUR tests
28/02/2022 - Rail operations today have become more difficult due to increasing operating speeds and decreasing maintenance times. New developed, laminated carbon fiber reinforced polyurethane (L-CFRPU)...
Thermodynamic modeling and mechanical properties of hybrid alkaline cement composites
07/03/2022 - Hybrid alkaline cement composites (HACC) were developed to overcome the low compressive strength of hybrid alkaline cement. Synthesized with geopolymer and cement paste, HACC contains a larger...
Aging characteristics of neat and modified asphalt binders based on rheological evaluations at intermediate temperatures
07/03/2022 - This study examined the aging of neat and modified binders at intermediate temperatures. The neat binder was modified using two crumb rubber (CR) and styrene–butadiene–styrene (SBS) contents....
Experimental and computational investigation of hydrophilic monomeric substances as novel CO2 hydrate inhibitors and potential synergists
01/04/2022 - CO2 hydrate formation in the CO2 transmission pipelines for ocean or geological sequestration can result in pipeline blockage and rupture. Herein, monomeric substances (urea (U), acetamide (A),...
Sustainable natural coloring potential of bitter gourd (Momordica charantia L.) residues for cotton dyeing: innovative approach towards textile industry
18/01/2022 - Natural products particularly natural colorants have attained worldwide importance and being eco-friendly can be considered an alternative to toxic dyes in order to reduce environmental...
Recent progress in polymer/two-dimensional nanosheets composites with novel performances
- Since the discovery of graphene in 2004, investigation concerning the novel performances of 2D nanosheets embedded polymer composites have grown rapidly in various fields. In this article, we...
Thin film composite membranes for postcombustion carbon capture: Polymers and beyond
- The escalating level of atmospheric carbon dioxide (CO2) due to the combustion of fossil fuels has been identified as a major contributor to climate change. CO2 capture using membrane-based gas...
Photonic Beamforming Incorporating Ring Resonator Based on Silicon-on-Insulator Waveguide Technology
18/01/2022 - Millimeter-wave band opens new opportunities for ultra-high data rates and dense connectivity in forthcoming 5G and 6G wireless cellular networks. However, the major challenge is the significant...
Biomedical Applications of Perovskite Nanocrystals
18/01/2022 - Research into disease prevention and strategies to control the transmission of viruses has always been a significant field of study; however, with the ongoing global SARS-CoV-2 (COVID-19) pandemic,...
Ag3PO4-based photocatalysts and their application in organic-polluted wastewater treatment
17/01/2022 - Semiconductor photocatalysis technology has shown great potential in the field of organic pollutant removal, as it can use clean and pollution-free solar energy as driving force. The discovery of...
Advances and applications of nanophotonic biosensors
17/01/2022 - k>https://www.nature.com/articles/s41565-021-01045-5 Nature Nanotechnology, Published online: 17 January 2022;