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Tsinghua University Press


Intelligent engineering: AI transforms spatial arrangement of hydropower underground facilities

Researchers developed a knowledge graph methodology to optimize spatial arrangement of underground powerhouses, enhancing digital intelligent design and operation. The approach addresses existing challenges in spatial arrangement, paving the way for improved accuracy and efficiency in hydropower engineering projects.

SourceTsinghua University Press·JournalJournal of Intelligent Construction·DateJul 25, 2024

An effective strategy to inhibit grain coarsening: Construction of multi-element co-segregated grain boundary complexion

Researchers have developed a method to prevent grain coarsening in ceramics by creating complexions with multiple dopants co-segregated at the grain boundaries. The study shows that this approach can significantly reduce grain growth rates, but may also lead to liquid phase sintering if not optimized.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJul 25, 2024

Unlocking new potential in solar tech: dimethyl acridine enhances perovskite solar cells

Researchers have developed a novel dimethyl acridine-based self-assembled monolayer (SAM) that improves the efficiency and stability of perovskite solar cells. The new SAM, called 2PADmA, enhances carrier transport, passivates defects, and reduces nonradiative recombination, leading to a power conversion efficiency (PCE) of 24.01%.

SourceTsinghua University Press·JournalEnergy Materials and Devices·DateJul 25, 2024

A brittle interface with low modulus to improve the mechanical properties of multiphase ceramics: A unique design approach?

Researchers at Northwestern Polytechnical University developed a new design approach for low-modulus brittle interfaces in multiphase ceramics, improving their strength and toughness. The optimized ceramics exhibit significant enhancements in flexural strength and fracture toughness compared to non-optimized counterparts.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJul 24, 2024

Enhancing the performance and stability of Solid Oxide Cells (SOC) via in-situ forming of dual phase strontium lanthanum ferrate

A team of scientists developed a new material, La0.4Sr0.6FeO3-δ (LSF-P), to improve the stability and catalytic activity of Solid Oxide Cells (SOCs). The material, combined with strontium lanthanum ferrate (LSF-RP), enhances oxygen surface exchange kinetics and reduces polarization resistance.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJul 22, 2024

A novel thermal insulation material for ultra-high temperature applications: Hierarchical porous (Ta0.2Nb0.2Ti0.2Zr0.2Hf0.2)C high-entropy ceramics

Researchers have developed a novel thermal insulation material with exceptional compressive strength and low thermal conductivity, suitable for ultra-high temperature applications. The porous (Ta0.2Nb0.2Ti0.2Zr0.2Hf0.2)C high-entropy ceramic exhibits outstanding mechanical properties and thermal insulation capabilities.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJul 22, 2024

Phage‐displayed heptapeptide sequence conjugation significantly improves the specific targeting ability of antimicrobial peptides against Staphylococcus aureus

Researchers developed a phage-displayed heptapeptide sequence that significantly improves the specific targeting ability of antimicrobial peptides against Staphylococcus aureus. The designed peptide showed higher specific antimicrobial activity against S. aureus compared to Temporin-SHf.

SourceTsinghua University Press·JournalmLife·DateJul 6, 2024

BCMA-CD19 bispecific CAR-T therapy in refractory chronic inflammatory demyelinating polyneuropathy

Researchers successfully used BCMA-CD19 bispecific CAR T cells to treat a patient with relapsed/refractory chronic inflammatory demyelinating polyneuropathy (CIDP), resulting in almost full muscle power recovery and sustained disease remission. The treatment also demonstrated safety and efficacy, with no significant toxicity observed.

SourceTsinghua University Press·JournalhLife·DateJun 20, 2024

Ultra-high sensitivity for isoamyl alcohol based on g-C3N4 nanosheets incorporated Ag nanoparticles loaded Er0.05La0.95FeO3 heterojunctions with enhanced moisture resistance

A new sensor was developed using g-C3N4 nanosheets incorporated Ag nanoparticles loaded Er0.05La0.95FeO3 heterojunctions, showing superior sensitivity for isoamyl alcohol at 20% RH and optimal operating temperature of 225°C. The sensor exhibited excellent selectivity, repeatability, and long-term stability.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJun 15, 2024

Boron nitride microribbons strengthened and toughened alumina composite ceramics with excellent mechanical, dielectric, and thermal conductivity properties

Researchers developed composite ceramics using boron nitride microribbons, resulting in improved mechanical properties, dielectric constant and thermal conductivity. The BN-based composites showed increased fracture toughness, bending strength, and thermal conductivity compared to pure alumina ceramics.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJun 12, 2024

Harposporium incensis sp. nov., a South American cordycipitoid species exhibiting inter-phylum host-jumping and having potential as a biological control agent for pest management

A new species of cordycipitoid fungi, Harposporium incensis sp. nov., has been identified with the ability to parasitize both Lepidoptera insects and nematodes, showcasing inter-phylum host-jumping capabilities. This finding suggests potential as a biological control agent for managing pest diseases.

SourceTsinghua University Press·JournalMycology: An International Journal on Fungal Biology·DateJun 6, 2024

Effect of Y substitution on the microstructure, magneto-optical, and thermal properties of (Tb1-xYx)3Al5O12 transparent ceramics

Researchers found that Y2O3 adds solubility to the ceramics, suppressing secondary phases and improving transparency. The study also discovered that Y substitution reduces Verdet constant and thermal conductivity, with potential applications in magneto-optical ceramics for Faraday isolators.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJun 5, 2024

New catalyst brings commercial high-efficiency zinc-air batteries closer to reality

A new metal-nitrogen-carbon catalyst has been developed for use in zinc-air batteries, outperforming noble metal catalysts and improving the efficiency and practicality of ZAB technology. The team's rechargeable battery achieved a specific capacity of 846.8 mAh·g Zn and an impressive power density of 135 mW·cm−2 in liquid electrolyte.

SourceTsinghua University Press·JournalNano Research Energy·DateJun 3, 2024

Inducing piezoelectricity in distorted rutile TiO2 for enhanced tetracycline hydrochloride degradation through photopiezocatalysis

Researchers developed a low-temperature process to create rutile TiO2 nanoparticles with distorted crystal lattice, leading to improved photocatalytic degradation of tetracycline hydrochloride under visible light illumination. The study found that the sample had a 71% increased efficiency compared to commercially available rutile TiO2.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateMay 30, 2024

Low-permittivity LiLn(PO3)4 (Ln = La, Sm, Eu) dielectric ceramics for microwave/millimeter-wave communication

Researchers at Shandong University have developed lightweight, low-dielectric constant, and low-loss microwave dielectric ceramics featuring a strongly covalent phosphate framework. These materials exhibit exceptional performance, including high-quality factor values and low density, making them suitable for RF devices.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateMay 17, 2024

Microstructure, elastic/mechanical and thermal properties of CrTaO4: A new thermal barrier material?

Researchers have discovered a new thermal barrier material, CrTaO4, which improves the oxidation resistance of high-entropy alloys. The material displays elastic/mechanical properties comparable to yttria-stabilized zirconia (YSZ), making it a promising candidate for refractory metals and ultra-high temperature ceramics.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateMay 13, 2024