Economía Circular

Economía Circular

Pyrolysis of raw and film PP/LDPE mixtures by step heating process
01/06/2023 - Abstract Chemical recycling of is one of the promising ways for waste plastics disposal. In this work, the kinetics and reaction mechanism of polyolefins pyrolysis was studied...
Method of Determining Kinetic Parameters of Strength Recovery in Self-Healing Ceramic Composites
30/05/2023 - Self-healing ceramic composites are promising smart materials for high-temperature applications. Experimental and numerical studies have been performed to more fully understand their behaviors, and...
Integration of Porous Nanomaterial-Infused Membrane in UF/FO Membrane Hybrid for Simulated Osmosis Membrane Bioreactor (OsMBR) Process
- This study explored the use of a combination of hydrothermal and sol–gel methods to produce porous titanium dioxide (PTi) powder with a high specific surface area of 112.84 m2/g. The...
Carbon Fiber Reinforced Plastics Based on an Epoxy Binder with the Effect of Thermally Induced Self-Repair
28/05/2023 - The authors have proposed the novel approach for evaluation of the self-healing effect in carbon fiber reinforced plastics (CFRP) on micro- and macro samples, using the dynamic mechanical analysis...
Sheet-like NiCo-layered double hydroxide anchored on NiTi alloy wire for extraordinary shape memory and high-performance supercapacitors
25/05/2023 - Abstract For wearable electronics, flexible supercapacitors with shape memory function can better meet the needs of practical applications. Herein, the porous Ni and NiCo-layered...
Energy Recovery and Economic Evaluation for Industrial Fuel from Plastic Waste
24/05/2023 - Plasma gasification is considered an environmentally friendly process to convert plastic waste into fuel oil; a prototype system is described to test and validate the plasma treatment of plastic...
Hazardous Elements in Sediments Detected in Former Decommissioned Coal Mining Areas in Colombia: A Need for Environmental Recovery
22/05/2023 - This study demonstrates an investigation into nanomineralogical and geochemical evolution for the detection of hazardous elements from old, abandoned coal mining deposits capable of causing negative...
Room?Temperature Self?Healing Soft Composite Network with Unprecedented Crack Propagation Resistance Enabled by a Supramolecular Assembled Lamellar Structure
12/05/2023 - Catastrophic failure of soft self?healing materials often derives from its low?energy primary network structure susceptible to fatigue crack propagation. In this work, a biomimetic strategy of...
Research on Multiple Energy-Saving Strategies for Existing Coach Stations: A Case of the Xi’an Area, China
04/05/2023 - In the context of China’s dual-carbon goals, energy efficiency in public buildings has become a focal point of public concern. As large-scale public transportation buildings, the indoor...
Effect of MAX Phase Ti3ALC2 on the Ultrafiltration Membrane Properties and Performance
- Membrane fouling remains a major obstacle to ultrafiltration. Due to their effectiveness and minimal energy demand, membranes have been extensively employed in water treatment. To improve the...
Novel Approach to Landfill Wastewater Treatment Fouling Mitigation: Air Gap Membrane Distillation with Tin Sulfide-Coated PTFE Membrane
- This study addressed the fouling issue in membrane distillation (M.D.) technology, a promising method for water purification and wastewater reclamation. To enhance the anti-fouling properties of the...
Green Nanoformulations of Polyvinylpyrrolidone-Capped Metal Nanoparticles: A Study at the Hybrid Interface with Biomimetic Cell Membranes and In Vitro Cell Models
12/05/2023 - Noble metal nanoparticles (NP) with intrinsic antiangiogenic, antibacterial, and anti-inflammatory properties have great potential as potent chemotherapeutics, due to their unique features, including...
Impact- and Thermal-Resistant Epoxy Resin Toughened with Acacia Honey
10/05/2023 - High performance polymers with bio-based modifiers are promising materials in terms of applications and environmental impact. In this work, raw acacia honey was used as a bio-modifier for epoxy...
Simple and Economical Downstream Process Development for Edible Oil Production from Oleaginous Yeast Lipomyces starkeyi
11/05/2023 - The production of palm oil, which is used in various foods, is associated with environmental destruction and climate change risks; therefore, there is an urgent need for sustainable alternatives....
Influence of Cellulose on the Anoxic Treatment of Domestic Wastewater in Septic Tanks: Statistical Analysis of the Chemical and Physico-Chemical Parameters
13/05/2023 - Cellulose is a very common polymer in domestic wastewater (WW), representing a not negligible part of the organic substance contained in sewage. To date, many studies have highlighted the feasibility...
Water?driven shape memory nanocomposite fibers for actuators
03/05/2023 - Shape memory nanocomposite fibers (SMNFs) prepared by wet spinning through a modified two?step orientating process. The twisted SMNF with 13?wt% CNT can drive an object up to 25 times its own weight...
Development of highly permeable and antifouling poly(vinylidene fluoride) hybrid membranes tailored with ZIF?8 metal–organic frameworks for water treatment
23/04/2023 - This study deals with the making of poly(vinylidene fluoride) (PVDF) hybrid ultrafiltration (UF) membranes incorporated with zeolitic imidazolate framework?8 (ZIF?8) nanocrystals. The surface...
Preparation and characterization of carbon black coated membranes for the treatment of saline water by membrane distillation
14/04/2023 - AbstractMembrane distillation (MD) is a promising approach to address water scarcity due to its capacity to achieve high water recovery in desalination. However, high energy consumption and...
Performance optimization of two-stage constructed wetland-microbial fuel cell system for the treatment of high-concentration wastewater
13/04/2023 - Constructed wetland-microbial fuel cell (CW-MFC) has attracted much attention because of its dual functions of wastewater treatment and energy recovery. However, its performance in treating...
Evaluation of properties and aging resistance of epoxy asphalt composite modified by ultraviolet absorber
05/04/2023 - Aqueous solutions of guar gum were cleaved by ammonium persulfate and analyzed by monad and protein analyses. Surprisingly, insoluble cellulose fibers and proteins, rather than galactomannan...