Economía Circular

 

Economía Circular

Green Synthesis of Tin Oxide (SnO2) Nanoparticles Using Ginger Extracts for Photocatalytic Degradation of Organic Dyes in Wastewater
- One of the main issues that has been receiving great attention globally is the pollution of water resources with dyes, as the chemicals present in them are carcinogenic and harmful to aquatic...
Magnetic‐Assisted Manipulation of Rare Blood Cells for Diagnosis: A Systematic Review
26/06/2025 - This systematic review evaluates recent advancements in magnetic‐based separation techniques for isolating rare cells, including circulating tumor cells and diseased red blood cells. Label‐based...
Heterojunction‐Driven Stochasticity: Bi‐Heterojunction Noise‐Enhanced Negative Transconductance Transistor in Image Generation
25/06/2025 - This work engineered a bi‐heterojunction noise‐enhanced negative transconductance (BHN‐NTC) transistor using a half‐PTCDI‐C13 layer, achieving expanded and tunable noise characteristics....
Electrospun Polymeric Fibers and Their Additives for Electromagnetic Interference Shielding: The Promising Trend of MXenes
22/06/2025 - The need for lightweight and flexible electromagnetic interference (EMI) shielding has led to significant research into composite materials. MXenes, 2D inorganic materials with high conductivity,...
Fabrication of Multifunctional Integrated Composites with Excellent Mechanical Synergistic Effects Producing from Aramid Honeycomb and Rigid Polyimide Foam
22/06/2025 - Herein, the composites combined rigid polyimide foam (PIF) and aramid honeycomb (ARHC) are fabricated. Afterward, the ARHC/PIF composites with varying density are prepared by adjusting the volume of...
Incorporation of Fe2O3 Spacer Molecules in Microwave‐Exfoliated Graphene Oxide as Efficient Electrodes for Simultaneous Detection of Cd2+, Pb2+, and Hg2+ in Water
20/06/2025 - Microwave irradiation enables the facile incorporation of Fe2O3 spacer molecules into microwave‐exfoliated graphene oxide (MEGO). The resultant Fe2O3‐incorporated MEGO sheets fabricated on...
Gram‐Scale Green‐Synthesis of High Purity Pinacols and Amides by Continuous Tandem Photocatalysis via a Negative Carbon Emission Process
22/06/2025 - A tandem catalytic system consisting of two continuous‐flow reactors (A and B) is developed to integrate CO2 photoreduction with photo‐oxidative C–C coupling and photocatalytic carbonylation....
Identification of Associations Between Peripheral Blood Gene Expression and Cerebrospinal Fluid Biomarkers in Alzheimer's Disease Using an Improved Joint Multi-Task Sparse Canonical Correlation Analysis Algorithm
- Alzheimer's disease (AD) is an irreversible neurodegenerative disorder, and early diagnosis is crucial for effective clinical intervention. Traditional diagnostic methods involve detecting living...
High‐Resolution Nanopatterning of Binary Nanoparticles in Nonpolar Solvent via Combined Dielectrophoretic and Coulombic Interactions
17/06/2025 - Utilizing net charges of NPs in nonpolar solvent, dielectrophoretic attraction and Coulombic modulation are combined to achieve distinct particle densities at oppositely charged surfaces. This...
Construction of a silver nanoparticle SERS aptamer-based sensor and its specific recognition of diazinon
- A novel biosensing strategy based on the synergy of aptamer molecular recognition and surface-enhanced Raman spectroscopy (SERS) has been developed to address the growing problem of groundwater...
Chaperone‐Tag System for Activity Improvement of RNA Polymerase in Thermophiles
16/06/2025 - Graphical Abstract and Lay SummaryTo overcome protein misfolding in thermophilies, we developed an Hsp33 fusion tag library combined with chaperone co‐expression to restore proper protein folding....
Electromagnetic Interference Shielding Effectiveness Performance of Various Aluminum Foam/Cellular Structures at C‐Band: A Numerical and Experimental Investigation
12/06/2025 - This study investigates three different aluminum foam structures, offset honeycomb, hybrid‐finned honeycomb, and lattice geometries, to determine their electromagnetic interference shielding...
Hierarchically Structured Hollow Fiber Membranes for Efficient, Selective, and Scalable Mercury Ion Removal from Water
11/06/2025 - Hierarchically structured sulfurized polyacrylonitrile hollow fiber membranes are fabricated via wet spinning for efficient and selective mercury ion removal. The membranes demonstrate excellent...
Comparison of the quantification performance of thermal desorption GC-IMS and GC-MS in VOC analysis
- Accurate and reproducible quantification of volatile organic compounds (VOCs) is essential in environmental monitoring, clinical diagnostics, and quality control. Thermal desorption gas...
Advances and pitfalls in measuring transportation equity
21/03/2025 - Microplastic pollution in aquatic environments has emerged as a significant environmental concern, posing risks to ecosystems and human health. Urban stormwater runoff has been identified as a...
Wideband Tuning and Deep‐Tissue Spectral Detection of Indium Phosphide Nano‐Laser Particles
28/05/2025 - This study introduces indium phosphide (InP) nanolaser particles operating in the near‐infrared‐I (NIR‐I) spectrum, with ultrawide tunability (740–970 nm) and nanometer‐scale linewidths....
Genetic engineering of bacteriophage S16 for Salmonella separation, concentration, and detection
- Salmonella contamination in food and water poses a major global health risk, creating an urgent need for rapid, reliable, and cost-effective detection methods. Conventional approaches are...
Sonicated Carbon Nanotube Catalysts for Efficient Point‐of‐use Water Treatment
21/05/2025 - The growing demand for freshwater and rising contamination of water sources require innovative treatment technologies. Sonicated carbon nanotubes can activate persulfate for selective contaminant...
Selective Electrosynthesis of Methanol from CO2 Over Cu/Cu2P2O7 Via the Formate Pathway
20/05/2025 - A Cu/Cu2P2O7‐based hybrid catalyst delivers over 50% Faradaic efficiency and >100 mA cm−2 partial current density for methanol electrosynthesis from CO2. The synergy between Cu (111) facets and...