Materiales

Materiales

Mechanochemical Synthesis of Lead?Free Perovskite?Like MA3Bi2I9 for Photo?Catalytic Hydrogen Production
23/03/2023 - Perovskite?like: A new MA3Bi2I9 photo?catalyst for the production of hydrogen using photo?catalysis is described. The MA3Bi2I9 photo?catalyst is eco?friendly and cost?effective for the production of...
Potential for the Accumulation of PTEs in the Biomass of Melilotus albus Med. Used for Biomethane Production
27/03/2023 - In this paper, a possible use of white sweet clover (Melilotus albus Med.) for phytoremediation was assessed. The plants were grown on soils with naturally occurring concentrations of potentially...
The Distribution of Selected Toxic Elements in Sauced Chicken during Their Feeding, Processing, and Storage Stages
26/03/2023 - Sauced chicken is popular food worldwide. However, the elemental pollution of poultry industrialization has led to an increasing health risk concern. In this study, four typical toxic elements,...
Determination by ICP-MS of Essential and Toxic Trace Elements in Gums and Carrageenans Used as Food Additives Commercially Available in the Portuguese Market
26/03/2023 - Gums and carrageenans are food additives widely used in food preparations to improve texture and as viscosifiers. Although they are typically added in small amounts, nowadays people tend to use more...
Machine Learning for Halide Perovskite Materials ABX3 (B = Pb, X = I, Br, Cl) Assessment of Structural Properties and Band Gap Engineering for Solar Energy
27/03/2023 - The exact control of material properties essential for solar applications has been made possible because of perovskites’ compositional engineering. However, tackling efficiency,...
Physical, Mechanical, and Structural Properties of the Polylactide and Polybutylene Adipate Terephthalate (PBAT)-Based Biodegradable Polymer during Compost Storage
24/03/2023 - Today, packaging is an integral part of any food product, preserving its quality and safety. The use of biodegradable packaging as an alternative to conventional polymers reduces the consumption of...
Heavy Metal Pollution of Soil in Vienna, Austria
- Along an urbanization gradient, we explored the soil metal pollution in Vienna, Austria. We analyzed the physical and chemical parameters of topsoil from urban, suburban, and rural areas. The...
Poly(vinyl) Alcohol-Assisted Fabrication of Magnetic Reduced Graphene Oxide Aerogels and their Adsorption Performance for Cd(II) and Pb(II)
- Magnetic graphene-based aerogels have attracted intensive interest due to their unique properties. In this study, a two-step strategy was proposed to fabricate a family of magnetic reduced graphene...
Optimisation of the Zr:Ti ratio in bulk lead zirconate titanate for templated grain growth using BaTiO3 seeds
22/03/2023 - Abstract Presented here is a proof of concept demonstration of the templated grain growth (TGG) process for the development of [001]c fibre-textured...
A 10-Year Ecological Monitoring of Soils and Triticum aestivum in the Impact Zone of a Power Station
21/03/2023 - Based on 10 years of environmental monitoring located around the emission zone of an electricity supplier, the main regularities have been studied for the content of heavy metals (HMs), such as Pb,...
Suitability of Biowaste and Green Waste Composts for Organic Farming in Germany and the Resulting Utilization Potentials
22/03/2023 - In this study, the suitability of biowaste and green waste composts in organic farming is presented based on quality assurance data of approximately 21,000 compost analyses from 2015 to 2020. The...
Macrocyclic Compounds Comprising Tris(3-Aminopropyl)Amine Units and Fluorophore Moieties: Synthesis and Spectroscopic Studies in the Presence of Metal Salts
10/03/2023 - The synthesis of a variety of polyazamacrocyclic compounds comprising structural units of tris(3-aminopropyl)amine (TRPN) and oxadiamines, decorated with one or two fluorophore groups (dansyl or...
The Properties of the CH3NH3PbI3/TiO2 Composite Layer Prepared from PbO-TiO2 Mesoporous Layer under Air Ambience
24/03/2023 - In TiO2-based perovskite solar cells (PSC), the preparation of the CH3NH3PbI3/TiO2 composite layer is very important, since the morphology of the perovskite adsorbed onto the surface of the TiO2...
Effect of Nano- and Microzinc Supplementation on the Mineral Composition of Bones of Rats with Induced Mammary Gland Cancer
22/03/2023 - Background: The aim of this study was to determine changes in the mineral composition of the bones of rats with chemically induced mammary gland cancer and to attempt to establish whether a specific...
Valorization of Vetiver Root Biochar in Eco-Friendly Reinforced Concrete: Mechanical, Economic, and Environmental Performance
22/03/2023 - Biochar has shown great promise in producing low-cost low-carbon concrete for civil infrastructure applications. However, there is limited research comparing the use of pristine and contaminated...
Functionalization of Screen-Printed Electrodes with Grape Stalk Waste Extract-Assisted Synthesized Silver and Gold Nanoparticles: Perspectives of Electrocatalytically Enhanced Determination of Uranyl Ion and Other Heavy Metals Ions
15/03/2023 - Recently, nanotechnology and nanoparticles (NPs) such as AgNPs and AuNPs have become important in analytical chemistry due to their great potential to improve the performance of electrochemical...
Efficient Removal of Congo Red, Methylene Blue and Pb(II) by Hydrochar–MgAlLDH Nanocomposite: Synthesis, Performance and Mechanism
23/03/2023 - Organic dyes and heavy metals often coexist in industrial effluents, and their simultaneous removal is a grand challenge. Herein, a hydrochar and MgAl layered double hydroxide...
Squeezed Abrikosov-Josephson Vortex in Atomic-Layer Pb Superconductors Formed on Vicinal Si(111) Substrates
- Unlike bulk counterparts, two-dimensional (2D) superconductors are sensitive to disorder. Here, we investigated superconductivity of Pb atomic layers formed on vicinal substrates to reveal how...
Human-Driven Trophic Changes in a Large, Shallow Urban Lake: Changes in Utah Lake, Utah from Pre-European Settlement to the Present
- Lakes are invaluable archives of past ecosystem changes, and this study focuses on one of the largest freshwater lakes in the western US. At 380 km2, Utah Lake is the third-largest freshwater lake in...
25.24%?Efficiency FACsPbI3 Perovskite Solar Cells Enabled by Intermolecular Esterification Reaction of DL?Carnitine Hydrochloride
14/03/2023 - DL?Carnitine hydrochloride (DL) is incorporated into the perovskite/SnO2 interface for FACsPbI3 perovskite solar cells (PSCs). Oxygen vacancies and Sn?related defects are concurrently suppressed by...
A study to characterize the lead isotopic fingerprint in PM2.5 emitted from incense stick and cigarette burning
16/03/2023 - The incense sticks and cigarettes burning are key sources of particulate matter with a diameter of???2.5 ?m (PM2.5) in indoor and outdoor air. While lead (Pb) isotope ratios provide valuable...