A study found that circulation changes contribute to much of the inter-model differences in simulated amount of heat absorbed by the Southern Ocean. The team's analysis shows that prevailing westerly winds intensify toward the Antarctic, leading to accelerated melt of ice sheets and ice shelves.
Researchers identify three novel NPRL3 mutations in families with focal epilepsy, showing the mutant proteins lose ability to bind DEPDC5 and affect GATOR1 complex formation. This leads to decreased inhibitory effect on mTORC1 pathway activity.
Researchers developed a new type of hole-transporting material using boric acid, achieving high power conversion efficiency over 22% and long-term stability for perovskite solar cells. The study overcomes the acidity pitfall in existing SAMs, enabling a perfect contact between the substrate and perovskite layer.
Researchers developed graphene-confined ultrafast radiant heating to overcome the trade-off between ultrasmall size and high metal loading in meta cluster catalysts. The method achieved high metal loading up to 27.1 wt% in subnanometer Co cluster catalysts with fast pyrolysis times.
Researchers discovered the scale effect of ordered media on circularly polarized luminescence (CPL) signals, with measurement entropy being a dominant factor. Different luminescent materials were used to discuss macroscopic anisotropy's impact on CPL signals.
The study introduces a fluorinated cyclic carbonate as an SEI-forming additive, improving the interface between Li metal and electrolyte. The modified electrolyte enables high efficiency and long cycling stability in lithium metal batteries.
This study reveals two mechanisms of NiO electrocatalyst function, EOM-HAT and EOM-Cleavage of C-C bond, which synergize to electrooxidize primary alcohol and vicinal diol on NiO. A unified reaction mechanism is established for alcohol electrooxidation reaction on nickel-based electrocatalysts.
Scientists create a novel thermoelectric module composed of both n-type and p-type Mg3Sb2-based alloys. The modules exhibit excellent matching TE and mechanical properties, enabling efficient power generation at medium temperatures.
Researchers analyzed mobile phone signaling records to understand how people moved in response to the 2021 Zhengzhou flood. The study found that female, adolescent, and older adults were more vulnerable to flooding due to lower mobility resilience. It also identified four abnormal patterns of human mobility, which accounted for 50% of ...
The open-channel platform offers unique advantages for improving the efficiency and accuracy of trace biosensing through miniaturized reactors and easy accessibility to purification, mixing, and amplification. Various signal outputting approaches can be combined with the platforms to detect multiple targets.
This study explores the developmental regulatory mechanism of limb loss in squamates, finding lineage-specific insertions and deletions that affect limb bud formation genes. The research provides insights into the genetic basis for complex biological traits, contributing to our understanding of phenotypic evolution.
A novel 3D-NAND-based content addressable memory (CAM) design offers ultra-high density and low power consumption for data-intensive computing applications. The design achieves a cell density 157 times higher than conventional SRAM-based TCAMs, while consuming less energy per bit search.
Researchers have developed novel thermoelectric modules using the same parent materials, Mg3Sb2-based alloys. The modules show well-matched TE and mechanical properties, enabling optimal conversion efficiency. This achievement heralds widespread applications of thermoelectric devices in power generation.
Researchers in the Carassius complex discovered a unique reproduction mode that combines ameiotic oogenesis and sperm-egg fusion. This discovery enables the efficient synthesis of sterile allopolyploids, providing a promising approach for fish polyploidy breeding.
Researchers investigate structure-activity correlation for CO2 electrolysis in SOECs, revealing dynamic reconstruction of active sites. The study highlights the role of IrFe alloy nanoparticles on improving CO2 conversion performance.
The Atlantic Meridional Overturning Circulation (AMOC) has weakened since the late 19th century and continues to weaken, impacting surface air temperature in the northern hemisphere. Climate models predict that AMOC will weaken further under high emission scenarios, posing a significant risk of collapse before 2100.
A new nutrition-screening tool, AIWW, has been developed to improve diagnosis and treatment of malnutrition in cancer patients. The tool showed better screening ability than existing tools, NRS2002 and MST, using the patient-generated subjective global assessment as a gold standard.
Researchers found a sustained weakening trend in East Asian seasonal temperature difference since the 1870s, largely driven by human-induced warming. Climate models generally reproduce observed variability and trends but may underestimate seasonal differences.
This study discovers over 10,000 novel genes in cotton, including protein-coding and long non-coding RNAs, created by LTR insertions. The findings provide insight into the mechanisms of intergenic transcript expression and cotton fiber development.
The study defines the northern boundary of the Asian summer monsoon (ASM) over the Tibetan Plateau, indicating its position and variability. The results show that the northern boundary roughly coincides with the boundaries of endorheic and exorheic basins and is characterized by changes in wind patterns and precipitation.
The Zhurong rover has provided direct in-situ evidence of ancient oceans in the northern plains of Mars, with sedimentary structures forming during the regression of a paleo-ocean. The discovery sheds new light on the early history of Mars and its habitability.
Researchers fabricated 2D perovskite solar cells based on molecular ferroelectrics, achieving the highest open circuit voltage and best efficiency among 2D Ruddlesden-Popper perovskite solar cells. The introduction of ferroelectricity improved charge transport and device performance.
Researchers design Cu@FAU catalyst for selective hydrogenation of CO2 to methanol, achieving stable yields and selectivity. The study reveals a unique reaction pathway involving dihydrogen activation on copper-oxygen pairs.
The study investigates toxic effects of pesticides (chlorpyrifos, acetochlor, dicofol) on S. costatum growth and chlorophyll-a content, revealing varying toxicity levels among the pesticides. Marine microalgae partially degrade pesticides, with acetochlor showing stronger persistence.
Researchers explored AI applications in remote sensing, including multimodal imagery interpretation, hyperspectral image restoration, and semantic segmentation. These advancements are improving the analysis and processing of satellite data.
The study reports a positive magnetodielectric effect of up to 12% in the compound, with significant increase in electric polarization under magnetic field. Spin-polarized computational calculations reveal that the effect is mainly derived from spin-orbit coupling between Fe II and Cl2 An– under the magnetic field.
Gracilaria cultivation in China has shown a great annual growth trend, with predicted net carbon sink from 2021 to 2030 doubling that of the last decade. This could contribute significantly to achieving China's carbon peak goal.
Researchers observed two crystallographically independent radicals in a photoswitchable coordination polymer, showcasing a synergistic effect between valence tautomerism and semi-conductivity. This study presents the first example of dual-radical-based molecular anisotropy and charge-transfer-induced conductive anisotropy.
Researchers have designed a new intercalation-type Li-free cathode that achieves an energy density of >550 Wh kg−1, surpassing existing Li-free transition-metal-based electrodes. This breakthrough offers a solution to address energy density limitations and raw material availability concerns in all-solid-state batteries.
Researchers at ShanghaiTech University and Renmin University of China discovered superconductivity up to 32 K in MoB2 under pressure, exceeding previous records. The findings highlight the role of transitional metals in borides' superconductivity and pave the way for exploring high-Tc superconductors.
Researchers have developed a method to analyze regional turbulence structure and estimate turbulence spectra using long time series data from four-site observations. This approach overcomes previous assumptions of steady-state turbulence, horizontal uniform turbulence flux, and constant flux layer, providing more representative results.
A novel frameshift mutation in the SCNN1B gene has been identified as a causative factor for Liddle syndrome, a rare and serious form of hypertension. The study found that this mutation leads to an increase in sodium influx through the epithelial sodium channels, resulting in high blood pressure and low potassium levels.
Researchers have developed Nanonitrator, a novel drug that combines sodium nitrate with vitamin C to protect salivary glands from radiation injury. The nanodrug demonstrated better effects in maintaining cellular homeostasis and reducing oxidative stress compared to individual components.
Green carbon science explores the interplay between economic growth, carbon energy, and carbon dioxide, aiming to develop a new energy system with carbon neutrality. The concept is based on the trilemma of economic growth, resources, and environment, and seeks to replace fossil fuels with sustainable alternatives.
A five-year field experiment found that nitrogen addition increases biomass recovery but decreases structural recovery after drought, while annual mowing improves both biomass and structural recovery. The study highlights the importance of dominant species and plant functional groups in determining grassland stability under drought.
Researchers have generalized the traditional Hall-Petch and inverse Hall-Petch relations to a two-variable function, revealing how grain size and grain boundary thickness affect material strength. The study provides insights into the strengthening stage of polycrystals with thick disordered grain boundaries.
Researchers investigated microbial community changes and molecular characteristics of dissolved organic matter under hypoxic conditions, revealing decreased microbial activity and labile organic matter preservation. The study suggests that hypoxia can lead to increased storage of organic carbon in coastal waters or sediments.
The study found that the Tanlu Fault Zone underwent episodic dextral strike-slip movement in late Cenozoic, with the Banquan Basin serving as a record of this process. The movement was linked to the evolution of the pull-apart basin and surrounding faults.
A team of Chinese scientists developed high-resolution Earth system models incorporating clouds and ocean submesoscale eddies, capturing major weather-climate extremes. The models simulate cross-scale interactions and provide new insights into weather-climate mechanisms.
This study reconstructs Sessilida's phylogenetic tree using infraciliature and silverline system, establishing two new families. It challenges traditional morphology-based classification and provides insights into the origin and evolution of this group.
The study designs and synthesizes spherical high-nuclear lanthanide clusters with high stability, excellent solubility in organic solvents or aqueous solutions. These properties make them suitable as a new type of Gd-based MRI contrast agent, outperforming existing agents like Gd-DTPA.
This special topic explores enabling technologies for intelligent 6G, including AI, edge learning, full spectrum, reconfigurable intelligent surfaces, and cell-free massive MIMO. These technologies aim to support ubiquitous connectivity, higher reliability, lower latency, and ultra-reliable low-latency transmission in 6G networks.
Researchers have gained new insights into the 'warm Arctic-cold Eurasia' phenomenon, which affects winter climate change in mid-high latitudes. The study found that a strong connection exists between Arctic and Eurasian temperature anomalies on a subseasonal scale, contrary to previous assumptions.
A machine learning framework predicts and quantifies chromosome synthesis difficulties, providing guidance for optimizing design and synthesis processes. The model achieved high accuracy and predictive ability, enabling the development of a Synthesis difficulty Index to explain causes of synthesis difficulties.
This study found that iron deficiency impairs neural differentiation, leading to reduced Pax6- and Sox2-positive neuronal precursor cells and Tuj1 fibers. Iron supplementation restores normal differentiation, suggesting ferrodifferentiation as a new therapeutic approach for neurological diseases.
A new study has found that combining genetic and environmental risk assessment can improve the accuracy of stroke risk prediction. The research used a stroke PRS for East Asian populations and found that individuals with high PRS values were at higher risk of stroke, even among those with intermediate clinical risk profiles.
Researchers discovered that autophagy plays a crucial role in facilitating the co-transmission of two distinct arboviruses by insect vectors. The study found that RSMV nucleoprotein activates complete anti-viral autophagy, while RGDV nonstructural protein Pns11 induces incomplete autophagy to promote viral propagation.
A novel full-spectrum Cell-free RAN (CF-RAN) architecture was proposed, achieving a balance between performance and complexity. The system design and experimental results showed significant performance gains compared to traditional schemes.
A K-/Ka-band planar shared-aperture beam-scanning array with high isolation is presented, featuring a compact footprint and wideband operation. The proposed antenna achieves improved channel isolation using a fully differential feed network and filtering response of the substrate-integrated waveguide.
Researchers identify critical drought thresholds that impact vegetation growth and nonlinear responses to soil moisture stress. The study reveals two distinct phases of vegetation response, with a well-defined threshold beyond which vegetation becomes vulnerable to drought intensification.