Researchers developed CaYGaO4 ceramic with near-zero resonant frequency temperature coefficient, achieving low dielectric loss and high frequency selection characteristics. The material showed a gain of up to 6.15 dBi and efficiency above 90% in the 5.065-5.747 GHz band.
Researchers from Xiamen University developed a new material, core-cladding phosphor ceramics (CCPC), that enables ultra-high luminance performance in light sources. The CCPC design limits light spot expansion and boosts maximum luminous flux, resulting in an ultra-high luminance of 3900 lm·mm-2.
A ternary NiFeCo hydroxychloride-derived electrocatalyst shows improved SWO activity and stability, attributed to lattice Cl− reconstruction and in-situ Raman analysis. The material outperforms other catalysts in terms of overpotential and Tafel slope.
A new review explores how microbial succession plays a pivotal role in shaping characteristic flavors and textures of fermented sausages. It reveals that Western sausages benefit from industrial fermentation, while Eastern varieties are shaped by natural fermentation and local microbial flora.
A study from the University of Alberta reveals that water-soluble egg yolk hydrolysates can inhibit osteoclastogenesis and promote apoptosis in mature osteoclasts. The FC1 subfraction, extracted from an egg yolk fraction, demonstrated significant inhibitory effects on osteoclast formation.
Researchers discovered that licorice extract significantly curbs spore growth of P. bifermentans in RTE chicken breast, preserving meat quality and shelf life. The study's findings mark a significant step toward replacing synthetic preservatives with natural solutions.
The study uses a combination of theoretical calculations and experimental validations to analyze the crystal structure, chemical bonding and magnetic properties of CrB2. The researchers find that CrB2 has an AlB2-type structure and exhibits covalent bonding between boron and chromium.
Researchers at Tsinghua University Press have developed Mg2+ co-doped LuAG:Ce ceramics with high density and fast decay time, achieving a promising candidate scintillator for future high-energy physics experiments. The team's defect engineering strategy improved the fast scintillation proportion without compromising light yield.
Researchers from Guilin University of Technology developed a novel garnet-type ceramic, YMAG, exhibiting low dielectric loss, stable dielectric characteristics, and temperature stability. The material shows promise for X-Band Applications, and its optimized version achieved excellent impedance matching and high radiation efficiency.
A study by Tsinghua University Press discovered 480 macrofungal species in southeast Xizang, China, including 8 new species. The research identified 115 edible and 15 medicinal species, while 53 were found to be poisonous.
Researchers develop porous dual-phase high-entropy UHTC with ultrahigh porosity, low density, and excellent oxidation resistance. The material has broad application prospects in ultrahigh-temperature thermal insulation.
Researchers at Tsinghua University Press have developed a novel molecular-scale strategy to create high-temperature EMW absorbing materials with temperature-insensitive permittivity. The multi-heterointerface lightweight ceramics demonstrate outstanding performance in absorbing EMW across a wide temperature range.
The study found that the vaccine effectively induces a rapid mucosal and systemic IgA response, but its protective effect against emerging variants like JN.1 appears short-lived. The results highlight the need for improved mucosal vaccine platforms capable of inducing durable immunity.
A novel heterojunction nanoparticle filler, TiO2@Zn/Co-ZIF, enhances the ionic conductivity and interfacial stability of PVDF-based composite solid-state electrolytes. The resulting electrolyte demonstrates exceptional performance in Li-ion batteries, including high conductivity and lithium-ion transference numbers.
Researchers from Hebei University of Engineering developed a novel strategy for Al2O3 ceramic toughening using TiC-coated SiCw core-shell structured whiskers, achieving remarkable fracture toughness. The unique core-shell architecture creates multiscale heterogeneity, generating intricate stress fields that activate multiple energy-dis...
The RS-TENG uses mechanical triggering switches to enhance instantaneous current pulses, significantly increasing power density and reducing response time. It has demonstrated the capability to power up to 413 commercial LEDs directly, highlighting its potential in practical applications.
The study reveals that the optimal penetration of grid-forming converters depends on a delicate balance between stability requirements and economic considerations. The researchers found that dynamically adjusting the share of GFMs strengthens system security while reducing total system costs.
Scientists discovered a molecular interplay between Shiraia fungus and its bacterial partners, where VOCs boost HA production by 3.86-fold. The bacteria counter-response with antioxidant carotenoids, creating a feedback loop.
Researchers summarize decades of work repositioning cachexia from a localized metabolic disturbance to a cancer-driven, multi-organ pathology. Key findings include the overactivation of the ubiquitin-proteasome pathway and enhanced lipolysis mediated by two key lipases.
Researchers at Tsinghua University and other institutions have developed a breakthrough cold sintering process that uses water to densify water-insoluble Li2TiO3 ceramics at low temperatures. The process enables the production of nanoceramics with improved properties, including high hardness and electrical conductivity.
Researchers have developed glass-ceramic scintillators with high crystallinity and transmittance through in-situ crystallization, achieving superior light yield and detection limit. The results show a GC with 58% crystallinity and 90% transmittance at 542 nm.
Researchers have developed a novel catalytic system that enhances hydrogen oxidation reaction efficiency, paving the way for more efficient and durable anion exchange membrane fuel cells. The system balances hydrogen adsorption binding energy and hydroxyl adsorption energy, improving overall efficiency.
A novel strategy for modulating crystalline-amorphous composites and electronic structures has been developed to enhance the hydrogen evolution reaction. The NiMo-NiMoO x electrocatalyst exhibits remarkable HER catalytic properties and durability, requiring a low overpotential of 30 mV at high current density.
The DFUN-KDF framework uses federated knowledge distillation to enable UAVs to extract information from embedded data and update their local models, reducing energy consumption and improving adaptability. The framework's filtering mechanism eliminates biased embeddings, ensuring the stability and reliability of the system.
Researchers have designed a novel soft/hard magnetic heterostructure anchored on 2D carbon nanosheets, which exhibits wide electromagnetic absorption bands and excellent corrosion resistance. The synthesized composite film effectively shields 5G signals and displays great potential for stealth coatings.
Amorphous nanomaterials show high density of catalytic sites, tunable electronic structures, and enhanced light absorption. These properties enable unprecedented efficiency in applications like hydrogen evolution, carbon dioxide reduction, and pollutant degradation.
Researchers developed a PtCu cluster catalyst that exhibits improved propylene yield and stability through regenerative treatment. The optimized catalyst features a unique surface structure, which enables efficient C-H bond activation and minimizes deep dehydrogenation.
Researchers developed single-atom cobalt catalysts on defective carbon nanosheets, enhancing their oxidase-like performance. The defects were found to regulate electronic distribution, improving the cleavage of oxygen-oxygen bonds and promoting catalytic activity.
A new CAR-T cell treatment using HAase-loaded nanogels has been developed to improve the effectiveness of cancer therapy against solid tumors. The treatment works by degrading the extracellular matrix, allowing CAR-T cells to infiltrate and attack tumor cells more effectively.
Researchers have developed a miniaturized NIR computational spectrometer using PbS quantum dots, achieving spectral resolution of 1.5 nm. The study demonstrates the importance of size distribution and absorption peak precision in enhancing spectrometer performance.
Twenty-four young investigators were selected for their contributions in nanomaterial self-assembly, with a focus on synthesis, characterization, and applications. The NR45 Awards aim to recognize and support innovative research in this field.
Researchers developed stearic acid-modified hexavanadate vesicles loaded with palmitic acid hydroxystearic acids (PAHSA) to target insulin resistance and inflammation in obesity. The nanocarrier enhances therapeutic efficacy by stabilizing fragile bioactive compounds and enabling tissue-specific delivery.
Researchers have created molecular clusters featuring a Keggin-type PM4Mo8 (Co, Ni) motif, which display enhanced electrochemical performance due to the incorporation of V atoms. These clusters also show promising photothermal conversion capabilities under visible light irradiation.
Researchers from Tsinghua University Press have discovered three novel bianthrones with significant cytotoxic activity against tumor cell lines. The compounds were isolated using HSQC-based DeepSAT technology, and their mechanisms of action were investigated through network pharmacology and molecular docking.
This study reveals the critical roles of Rho GTPases Cdc42 and RacA in Aspergillus flavus growth, development, and metabolism. The proteins regulate aflatoxin synthesis, pathogenicity, and oxidative balance by controlling morphogenesis, energy metabolism, and fatty acid β-oxidation.
A study assessing twelve DNA methylation signatures of aging found that GrimAge2 is robustly and independently associated with all-cause mortality, surpassing other DNAm signatures and chronological age. The findings suggest GrimAge2 as a promising tool for assessing mortality risk and evaluating healthy aging interventions.
Incremental Nonlinear Dynamic Inversion (INDI) offers a flexible, sensor-driven control approach for novel aircraft configurations. Its ability to adapt to changing dynamics and uncertainties in real time enables stable and reliable control even under challenging conditions.
Researchers investigated symbiotic (SNF) and asymbiotic (ANF) nitrogen fixation in subtropical forests, finding distinct environmental controls. SNF rates declined with increasing altitude, while ANF rates showed a hump-shaped pattern, influenced by soil properties at lower altitudes and climatic factors at higher altitudes.
Researchers identified four distinct DDT initiation pathways and the essential characteristics of the DDT process. The team's experiments revealed that energy focusing creates a local hot spot, which then transitions into a detonation wave.
Researchers developed CL-RaA*, a novel path planning algorithm for fixed-wing UAVs, ensuring safe and efficient navigation in complex environments. The algorithm outperforms existing methods in terms of search speed and feasible path length.
A new framework, FlowViT-Diff, uses transformer-guided diffusion models to reconstruct high-resolution flow fields from low-resolution data. The method achieves superior accuracy and robustness compared to classical methods.
A new method for rapid generation of aircraft concept solutions based on generative artificial intelligence has been proposed, demonstrating the application potential of large language models in aircraft conceptual design. The method improved efficiency and innovation in the conceptual stage.
Researchers developed a high-fidelity FSI model to predict impact loads under wave conditions, revealing pivotal mechanisms for airbag-cushioned reentry capsule design. The study provides a scientific foundation for optimizing spacecraft recovery and establishing technical cornerstones for future crewed missions.
Researchers develop a new framework that optimizes urban drone logistics networks for cost, safety, and noise. The method uses a dual-population co-evolutionary algorithm to balance competing objectives and reduce noise exposure in sensitive areas.
Researchers developed a Stability-enhanced VPM that addresses numerical stability issues, enabling accurate simulations of complex flows. The method demonstrates improved stability and accuracy in simulating high Reynolds number flows and shear turbulence.
Researchers developed an innovative NES-AVS device with real-time stiffness adaptation, achieving 84% reduction in flexible rod tip displacement. The composite controller ensures robust detumbling control and high efficiency during detumbling processes.
A team of researchers has introduced an Unmanned Aerial Vehicle (UAV) into the SRV-aided CP network and designed a locally-centralized CP method based on clustering optimization strategy. The proposed strategy fully integrates the positioning resources of the entire network, aiming to improve the CP performance of SRV-aided networks. S...
The team introduces medium-entropy ceramics with a lower synthesis temperature while preserving high Q×f values, leading to enhanced overall performance. The B-site bonding energy is improved, resulting in near-zero τf, and the conductivity is attributed to oxygen vacancy diffusion.
Researchers have developed a reflective sapphire@PiGF@alumina color converter that achieves an ultra-high luminous flux of 6749lm. The converter uses double-sided heat dissipation channels and high-heat-conducting sapphire to reduce working temperature and thermal quenching, increasing the effective radiation flux.
High-mechanical-strength NaX zeolite microspheres with excellent radiation resistance were synthesized through geopolymer in-situ conversion. The material exhibits exceptional adsorption performance for Cs+ and Sr2+, reaching equilibrium at 45/30 min with maximum saturated adsorption capacities 138.30 and 153.60 mg·g−1, respectively.