Materiales
Materiales
High‐Efficiency Sn‐Pb Perovskite Solar Cells via Nucleation and Crystallization Control
07/04/2025 -
A pumping rate‐controllable strategy regulates nucleation and crystallization in Sn‐Pb perovskites during vacuum‐flash‐assisted solution processing. This approach enables additive‐free,...
Preparation and characterization of a certified reference material of toxic elements in cannabis leaves
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The quantification of harmful elements in cannabis is a relevant analytical task that requires metrological tools to ensure the reliability of the measurement results. This work reports the...
Glassy Thermal Transport Triggers Ultra‐High Thermoelectric Performance in GeTe
16/02/2025 -
Inhomogeneous ferroelectric instability induced confined phonon mean free path leading to glass‐like thermal transport, and ultra‐high thermoelectric performance in BiSe, Pb co‐doped GeTe.The...
Triple‐Additive Strategy for Enhanced Material and Device Stability in Perovskite Solar Cells
16/02/2025 -
In this report, the internal strain affecting the stability of FAPbI3 perovskite is addressed through the design of additives in the precursor solution. Instead of conventional methylammonium...
Giant Capacitive Energy‐Storage in BaTiO3‐Based Fine‐Grained Relaxors via Local Polarization Enhancement
26/01/2025 -
Industrial pillar Barium titanate‐based bulk ceramic capacitors suffer from low energy storage density, hindering their use in advanced applications. By designing a favorable local structure and...
Oriented Molecular Dipole‐Enabled Modulation of NiOx/Perovskite Interface for Pb‐Sn Mixed Inorganic Perovskite Solar Cells
19/01/2025 -
High‐performance Pb‐Sn‐based inorganic perovskite solar cells are achieved by introducing a 4‐aminobenzenesulfonic acid dipole interlayer at the NiOx/perovskite interface. The oriented dipole...
The sp Hybridization of Tin Single Atoms for Dendrite‐Free Sodium Metal Batteries
05/01/2025 -
The construction of dendrite‐free Na anodes via the universal synthesis of the fourth main group single‐atom materials (Sn, Ge, Pb SAs/G) with sp hybridization is demonstrated. The in situ...
Functional and Genomic Potential of Burkholderia contaminans PB_AQ24 Isolate for Boosting the Growth of Bamboo Seedlings in Heavy Metal Contaminated Soils
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Abstract The present study investigated the genomic and functional potential of Burkholderia contaminans PB_AQ24, a bacterial strain isolated from the municipal solid...
Self‐Poled Bismuth Ferrite Thin Film Micromachined for Piezoelectric Ultrasound Transducers
25/12/2024 -
A compositionally downgraded BiFeO3 is developed to produce enhanced self‐poling by introducing compressive strain. Utilizing this large‐area film over a 6‐inch wafer, pMUTs with 6 × 6 arrays...
Switchable Pancharatnam–Berry Phases in Heterogeneously Integrated THz Metasurfaces
15/12/2024 -
In this study, an innovative structural design and integration scheme is proposed that utilizes vanadium dioxide, a phase‐change material, to achieve thermally controlled dynamic PB phase control...
Surface Defects Control Bulk Carrier Densities in Polycrystalline Pb‐Halide Perovskites
12/12/2024 -
Doping, the controlled addition of imperfections or impurities to a material, is crucial for semiconductors. This study shows that for Halide Perovskites, which have (very) low (intrinsic) defect...
Mechanism of Hot‐Carrier Photoluminescence in Sn‐Based Perovskites
11/12/2024 -
Schematic illustrating the two dominant processes in tin‐iodide perovskites at the band edge: 1) Filling of carriers at the band edge extrema as they cool. 2) Cooling of carriers emitting a...
Manipulating Electron‐Phonon Coupling for Efficient Tin Halide Perovskite Blue LEDs
06/12/2024 -
Herein, a novel 2D perovskite (BrPMA)2SnBr4 with negligible intra‐octahedral distortion and strong lattice rigidity via intermolecular interaction, which leads to a significantly reduced...
Mining, Identification, and Fermentation Optimization of Chitin Deacetylase from a Novel Strain Enterobacter sp. ZCDA27
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Abstract Chitin, a natural organic compound with content slightly lower than cellulose, is also known for chitosan, a substance derived from chitin through deacetylation. In this...
Sn‐Pb Perovskite with Strong Light and Oxygen Stability for All‐Perovskite Tandem Solar Cells
30/11/2024 -
In this study, thiomalic acid (TA) is introduced into the perovskite precursor solution to suppress defects caused by light‐induced iodide ion migration, thereby enhancing the photo‐stability of...
Impact of Grazing Tibetan Pigs on Soil Quality
20/11/2024 -
Pig manure, as an organic fertilizer, can significantly affect soil nutrient content, pH, and electrical conductivity. Moreover, the accumulation of heavy metals in pig manure and their potential...
Thermodynamic Study of the Sustainable Hydrometallurgical Treatment of Copper Converter Flue Dust Based on Pb, Zn, and Sn Oxides
21/11/2024 -
The presented article deals with the thermodynamic study of copper converter flue dust (CCFD) treatment by hydrometallurgical process. The investigated sample of CCFD contains 38.31 wt.% Zn, 11.35...
Corrosion Resistance of Cr2O3, ZrO2, and Mn3O4 Oxide Films to Lead–Bismuth Eutectic: A Comparative Study
21/11/2024 -
In this study, the stability of Cr2O3, ZrO2, and Mn3O4 oxide films in high-temperature liquid lead–bismuth eutectic (LBE) was systematically investigated using both experimental and...
Pyrolysis of Hydrothermal Sewage Sludge and Food Waste Digestate for Heavy Metals Stabilization and Ecological Risk Reduction
21/11/2024 -
The application of municipal sewage sludge is often limited by concerns over heavy metal (HM) safety. This study explored the reduction of HM content in hydrothermal sewage sludge (HTS) through...
Human Footprints on Sediment Quality in the Shadegan International Wetland, Northwest of the Persian Gulf
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This study focuses on assessing the contamination of surficial sediments in the Shadegan International Wetland, southwest of the Persian Gulf, identifying heavy metal concentrations, evaluating...
All?In?One Additive Enabled Efficient and Stable Narrow?Bandgap Perovskites for Monolithic All?Perovskite Tandem Solar Cells
16/11/2024 -
Herein, an all?in?one additive AMPH is proposed, which can not only function as a reducing agent to suppress Sn4+ formation, but also can slow down the crystallization and enhance oxidation...
