Economía Circular

Economía Circular

Cold?Starting All?Solid?State Batteries from Room Temperature by Thermally Modulated Current Collector in Sub?Minute
04/08/2022 - A thermally modulated current collector is reported, which can rapidly cold?start all?solid?state batteries from room temperature to operating temperatures (70–90 °C) in less than 1 min, and...
Design of macrostructured bimetallic MWCNT catalysts for multi-phasic hydrogenation in water treatment with pre- and post-coating metal phase impregnation
- The development of macrostructured catalysts for remediation processes is a key step towards the sustainability of multi-phase environmental systems, such as the catalytic reduction of inorganic...
The introduction of dual pyridinic N atoms into dibenzo[b,d]thiophene sulfone containing conjugated polymers for improved hydrogen evolution: Experimental and theoretical study
- Research a new type of semiconductor photocatalyst and apply it to photocatalytic water splitting to produce hydrogen. This is the most important topic in today's society. Therefore, we...
Synchronous regulation of bulk and interfacial defects by an ionic liquid for efficient and stable perovskite solar cells
- Charge recombination at grain-boundary interfaces and charge extraction loss at perovskite-carrier transport layer interfaces are the two main causes for the performance deficiency in perovskite...
Synergistic effect of guanidinium tetrafluoroborate boosting photovoltaic performance of perovskite solar cells
- The power conversion efficiency (PCE) of the perovskite solar cell (PSC) has made an illustrious breakthrough in the past ten years. However, it is still a great challenge to fabricate...
A strategy for screening novel umami dipeptides based on common feature pharmacophore and molecular docking
- To shorten the complex and tedious process of traditional umami peptide identification, a novel model based on common feature pharmacophore (HipHop, a ligand molecule-based screening method) and...
Use of membrane energy exchanger in ventilation: Odour sensory measurement
- Membrane energy exchanger (MEE) for a new generation of energy efficient heating, ventilation and air conditioning (HVAC) systems has attracted wide attention. As MEE has been increasingly...
Size effect of carnauba wax nanoparticles on water vapor and oxygen barrier properties of starch-based film
- Barrier properties against water vapor and oxygen were critical for starch-based nanocomposite film. In this study, size regulation of carnauba wax nanoparticle was utilized to adjust multi-scale...
Color carbon fiber and its discoloration response
- Carbon fibers have been manufactured industrially for several decades and are widely used in the construction of aircraft, racing cars or sports appliances et al. However, carbon fiber showing no...
Oxygen vacancies modulated copper oxide on carbon fiber for 3 V high-energy-density supercapacitor in water-soluble redox electrolyte
- Although water-soluble redox based supercapacitors (SCs) had attractive supercapacitor characteristics, they still suffered from problems of low operating voltages and unsatisfactory energy...
Hydrogen spillover effect enhanced by carbon quantum dots activated MoS2
- The weak hydrogen adsorption and slow catalytic kinetics are unfavorable for MoS2 as a catalyst for hydrogen evolution reaction (HER) in alkaline solution. Herein, carbon quantum dots (CQDs) with...
Flexible MOF on CoXFe1-XOOH@Biomass derived Alloy@Carbon films for efficient electromagnetic interference shielding and energy conversion
- Increasingly serious electromagnetic pollution makes efficient electromagnetic shielding more important. Herein, the CoXFe1-XOOH nanoneedles were creatively synthesized by hydrothermal method and...
Energy density capability and upconversion luminescence in Er3+/Yb3+-codoping BNT-based ferroelectric thin films
- Smart materials with multiple functions are the preferred materials for technological applications in military, medical, aerospace science and technology, and architecture. However, developing...
Preparation of CdS-g-C3N4/C composites via hollyhock stem biotemplate and its photocatalytic property
- Bio-templated porous CdS-g-C3N4/C composite with controllable morphology and energy band structure was successfully prepared by simple thermal condensation and hydro-thermal method using...
Giant electrostrictive coefficient of KNN-based lead-free ferroelectrics
- The development of (K, Na)NbO3 (KNN)-based lead-free materials with excellent piezoelectric properties has become an vital aspects in recent years, based on the environmental friendliness and...
Characterization of microstructure and mechanical properties of titanium -based bioactive ceramics laser-deposited on titanium alloy
- Titanium-Based Bioactive Ceramics (TBBC), obtained by laser deposition of Ti and hydroxyapatite (HAp) powders, are the preferred materials for the clinical application of mandibular implants which...
Redox-active anomalous electrochemical performance of mesoporous nickel manganese sulfide nanomaterial as an anode material for supercapattery devices
- In this work, we are reporting nickel manganese sulfide hierarchical redox-active nanostructured material synthesized using a facile one-step hydrothermal technique to investigate its potential...
Influence of boride, oxide, and carbide ceramics as secondary reinforcement in T6-A333 functionally graded hybrid composites
- Hybrid ceramics in functionally graded aluminium hybrid composites are a developing choice for the maritime industries to maximize their daily mechanical and tribological demands. Ceramic types,...
MS3 of Ti2AlN powder at 700 °C with controllable morphology and its formation mechanism analyzed by DFT-TST-SD
- Ti2AlN powder with ?97 wt% purity has been synthesized at 700 °C (far below all the previously reported temperatures) via molten salt shielded synthesis (MS3) in the air. The effects of...
Synthesis and characterization of reinforced bone china using Ulan feldspar as raw materials
- Ulan feldspar (WF) with different contents up to 30 wt% was studied as bone china raw materials, entirely or partially replacing K-feldspar (KF) at sintering temperatures of 1180–1250 °C. The...