Scientists have found ultra-low lattice thermal conductivity in the ordered crystal CsAg5Te3 due to weak chemical bonding and strong phonon anharmonicity. The material exhibits liquid-like phonon transport behavior, enabling it as a promising candidate for thermoelectric applications.
A flexible serpentine probe has been developed to study epilepsy's impact on cognitive functions. The probe revealed that epilepsy disrupts spatial encoding of hippocampal place cells, correlating with observed cognitive deficits.
Researchers have found a quantized planar Hall plateau in magnetic Weyl semimetals, which is determined by the Chern number and energy tilt of the Weyl points. This discovery provides new insights into the relationship between the Hall effect and global topological quantities.
Researchers developed a heterogeneous catalytic system to depolymerize polyurethane waste into diamines, diols, and lactones. The resulting intermediates were then converted into functional polymers, including energy-storage-capable polyimide and chemically recyclable polylactone.
A nationwide cross-sectional study found sepsis incidence and mortality rates among hospitalized non-child cancer patients in China rose significantly, with higher rates observed in older patients.
Research integrating natural archive data and modelled atmospheric mercury deposition reveals ecosystem responses to Hg input. Ecosystems like lake sediments exhibit trends similar to atmospheric Hg deposition, while ice and marine sediments show less pronounced responses.
A novel chemical ligation-based method enriches multiple glycosylation types, including N-glycosites and O-GlcNAc sites. The approach offers a time-efficient workflow with high reproducibility, enabling the study of dynamic glycosylation patterns in cellular responses.
Researchers explore circadian nutrition as a potential solution for industrialized societies plagued by fatigue. Time-restricted feeding and night/active phase-restricted feeding have shown promise in improving muscle endurance and reducing cognitive dysfunctions.
Research found that pectin lyase PsPL1 induces soybean cell death and immune responses, bypassing regulation by LRR proteins. Degradation products of pectin oligosaccharides activate plant resistance through recognition by distinct cell membrane receptors.
Researchers have successfully prepared stable polymeric nitrogen materials at ambient conditions using azides as precursors through a thermal treatment process. The yield is significantly higher than that of polymeric nitrogen materials prepared by high pressure methods, making it a promising technique for scale-up preparation.
Researchers are developing targeted therapies to modulate tau phosphorylation, a key driver of neurodegenerative diseases. These therapies aim to decrease microtubule stability and protein aggregation while enhancing neuronal plasticity.
This review summarizes the progress in multimodal large language models, enabling advanced applications like intelligent agents and coding assistants. The training of MLLMs involves three stages: pre-training, instruction-tuning, and alignment tuning, with new techniques addressing hallucinations and human values.
Researchers designed a self-assembled material to address energy level mismatches and degradation at Sn-Pb perovskite interfaces, resulting in high-efficiency devices with enhanced stability. The strategy achieved a PCE of 23.45% and improved shelf storage stability.
A recent study utilizing plant DNA metabarcoding identifies 186 terrestrial plant taxa on the Tibetan Plateau, surpassing traditional pollen analysis by 25%. The method provides a more detailed and localized perspective on vegetation monitoring and reconstruction.
Researchers developed a novel 3D-printed hierarchical micro/nano-structured surface to improve spray cooling's high heat transfer coefficient and critical heat flux. The new surface coordinates liquid film boiling and capillary evaporation, resulting in record-breaking heat transfer performance.
A new study projects China's non-CO2 mitigation potentials and costs by 2060, finding that deep CH4 mitigation can enhance climate benefits. Non-CO2 reductions are expected to be less costly than CO2 reductions, with a 2.3-4.3 times greater climate benefit.
Researchers review recent advancements in converting biomass-derived ethanol and acetic acid to C4 chemicals, highlighting active sites, reaction parameters, and mechanisms. Key findings include the conversion of ethanol to butadiene and isobutene, as well as the development of highly efficient catalysts for this process.
Researchers have designed a thermochromic smart window that can regulate temperature, reducing energy consumption by 10-50 MJ/m2. The device offers high visible transmissivity and broadband infrared modulation, enabling all-season energy savings.
This prospective cohort study found a significant association between long-term exposure to fine particulate matter and the incidence of gynecologic cancer. The study identified sulfate and carbon black as major contributors to this risk.
Researchers found that roof greening in all major Chinese cities could potentially create a large carbon sink, with grass planting scenarios showing approximately 52.2 Tg C a−1 emissions offset, equivalent to fully offsetting household emissions. Prioritizing greenery on low-rise roofs can harvest the most carbon sinks, over 90%.
Research reveals two unique mercury accumulation patterns in Qinghai-Tibet Plateau wetlands, driven by climate change and human impact. The study found a 'Surface Peak' in monsoon-controlled regions and a 'Subsurface Peak' in westerly-controlled regions, highlighting the need for ecological sustainability efforts.
Researchers developed a novel microstructure modulation strategy to enhance mechanical strength and thermoelectric performance of bismuth telluride alloy. This enabled the microfabrication of high-performance Peltier coolers with extremely small dimensions.
Scientists discover a highly specific CRISPR-Cas13 enzyme, ChCas12b-D496A, capable of distinguishing single-base mutations. This breakthrough expands targeting range for genome editing and offers promising prospects for treating genetic diseases.
Recent advancements in electrocatalytic technologies address environmental pollution and health risks from nitrates and nitrites through sensor and catalysis innovations. The review explores the conversion of nitrogen pollutants into valuable compounds like ammonia and urea.
Research reveals a novel strategy for improving organic solar cells by combining insulators, boosting electron mobility up to 100 times. The discovery, known as insulator-donor electron wavefunction coupling, could lead to more efficient and powerful solar cells.
A multidisciplinary team monitored ambient PAHs levels in Beijing from 2014 to 2021, finding a 96.6% decline in concentrations. The study also showed that air pollution control measures reduced human exposure to airborne toxins like PAHs.
Ternary intermetallics exhibit better ORR activity than binary PtMn, with precise strain modulation improving catalytic performance. The optimal Pt-Pt distance and d-band center enhance oxygen reduction activity and stability.
A crown-ether-decorated metal-organic framework, NKU-300, shows great potential for separating trace benzene from cyclohexane. It exhibits ultrafast sorption kinetics and excellent stability, discriminating between the two molecules with an unprecedented selectivity.
Researchers estimate a total ice mass loss of 3213 Gt, equivalent to 8.9 mm global sea level rise, from 1996 to 2021. The Antarctic Ice Sheet's mass loss accelerated since 2006, with an increase in annual losses.
Researchers have engineered chiral covalent organic frameworks (CCOFs) to exhibit high electrocatalytic activities for electrochemical oxygen evolution. CCOFs demonstrated pronounced spin-polarized charge transport and suppressed H2O2 formation, improving OER efficiency.
This study reveals that the tropical Indian Ocean is the primary driver of Hadley Circulation's future weakening and poleward shifts, while the tropical Pacific Ocean is the main source of uncertainty. The results highlight the critical role of regional ocean warming in shaping atmospheric circulation changes.
Researchers reexamined mechanisms of hydrocarbon formation and accumulation in North Sea Basin using new perspective of multi-spheric interactions. This led to a better understanding of the basin's evolution, tectonic events, and systems of deposition.
Research highlights selenium's utilization, biosynthesis, and physiological functions in the brain, as well as its role in various neurodegenerative diseases. The study provides evidence for therapeutic effects of selenium on diseases like Alzheimer's and Parkinson's.
Researchers developed non-hygroscopic ionogel-based sensors that resist humidity and withstand high pressures, enabling accurate intra-articular pressure sensing. The sensors show exceptional angular resolution and pressure resolution, with potential applications in implantable devices.
Researchers have developed in-situ interfacial protection layers to mitigate corrosion and dendrite formation in zinc anodes. The strategies involve electrochemical and chemical methods, including electrolyte additives and wet chemistry techniques.
The Einstein Probe has detected a new X-ray transient source, EP240408a, with characteristics unlike any known transients. Its unique light curves and spectrum set it apart from regular Tidal Disruption Events (TDEs) and Fast Blue Optical Transients (FBOT).
Researchers created a quasiperiodic mosaic lattice and observed coexistence of localized and extended states, providing direct evidence for multiple mobility edges. This discovery has practical implications for designing robust quantum devices.
The study proposes an effective separation strategy using a metal-organic framework to selectively bind hexafluoropropylene, excluding larger molecules. Al-PMA achieves high selectivity surpassing 10,000 at 298K, addressing the trade-off between low-pressure capacity and selectivity.
Researchers developed a novel cosolvency high-voltage electrolyte that overcomes limitations of salt solubility, increasing the size of anion-rich solvation clusters. This results in stable cycling performance at 4.5 V and enhanced compatibility with graphite anodes.
Single-cell transcriptome analysis reveals that SARS-CoV-2 infection promotes hyperactivation of the immune system, leading to excessive iron content, oxidative stress, and endothelial dysfunction. This results in increased sugar uptake and malondialdehyde synthesis, exacerbating coagulopathy.
A new study introduces van der Waals epitaxy to produce wafer-scale single-crystal molecular films, overcoming challenges in semiconductor technology. The research achieves unidirectional nuclei formation and controlled coalescence, enabling precise thickness control and high-quality thin films.
Scientists design novel chiral dipoles to exploit exceptional points in hyperbolic polaritons, enabling flexible control over their propagation. This allows for the conversion of linear incident polarization into any desired polarization state on demand.
A study predicted the spatial-temporal dynamics of soil microbial-derived carbon stocks, finding a global decline with climate warming. The researchers forecast a 6-37 Pg reduction in MDC stocks by 2100, with tropical regions experiencing the most substantial declines.
The study reveals that lipids are significantly altered at ICH onset and progression, with certain TAGs associated with pro-resolving monocytes and macrophages. Restoration of TAG profiles is linked to better prognosis in mild and moderate groups.
Researchers developed two novel single crystals, uc-Ni5-Co4 and c-Ni5-Co4, with high crystallinity and purity. These materials exhibited broad visible-light absorption capacity and showed efficient synthesis of N-benzylideneaniline derivatives through a three-step cascade reaction.
The study reveals a weakening of land carbon sinks due to extreme heat, wildfires, and droughts. Global CO2 absorption decreased by 0.44 ± 0.21 GtC yr-1, with Canadian wildfires contributing significantly.
Research found that tree diversity positively correlates with fungal diversity and network complexity, but doesn't impact community assembly. Increasing forest diversity also reduces pathogenic fungi abundance while boosting saprotrophic fungi, potentially enhancing ecosystem health.
Researchers discovered RGS22 is crucial for cerebrospinal fluid flow and prevents severe hydrocephalus. Without it, ependymal cell cilia are impaired, leading to an overactive LPAR signaling pathway.
Researchers found that magnetic fields can regulate the reactivity of singlet oxygen, a key player in oxidative stress. This discovery offers a potential approach to harnessing cellular activity and aiding disease treatment.
The emerging 'robot scientist' paradigm challenges traditional scientific research, leveraging AI technologies to automate the entire research cycle. Big data and AI complement intellectual approaches, enhancing research efficiency and automation.