Researchers examined pollen dispersal in traditional buckwheat processing, finding that pollen content reached over 70% during threshing and sieving stages. This study provides a scientific basis for identifying crop processing remains in archaeological sites and assessing human agricultural activities.
Researchers found clear electronic evidence of non-Fermi liquid behaviors in an iron-based superconductor, Ba0.6K0.4)Fe2As2. The study showed that the normal state is fully incoherent with no quasiparticles along a well-defined Fermi surface.
Researchers create a programmable time-domain digital coding metasurface that can respond to electromagnetic waves with strong nonlinear processes. The metasurface enables simultaneous wave-matter interactions and frequency spectrum manipulation, paving the way for simplified and compact communication systems.
The new solar cells, developed using a chlorinated polymer donor, achieved a power conversion efficiency (PCE) of 9.03% and enhanced build-in potential and morphology. This approach is an effective way to boost the PCE of all-polymer solar cells.
The article explores the catalytic activity of MXenes for hydrogen evolution reaction, revealing that Ti2NO2 and Nb2NO2 possess ultra-high HER activity. A Fermi-abundance model is proposed as a good descriptor to understand variation in different Mxenes, highlighting the importance of occupied p electronic states of surface O atoms.
The study of 'dancing' hyperons in pear-shaped hypernuclei reveals unique behaviors and new insights into fundamental interactions. Researchers found that the hyperon's spatial distribution has a spherical symmetry when occupying the lowest-energy state, shrinking nuclear size and decreasing quadrupole deformation.
The study explores the Yanshan Movement's impact on eastern China's Jurassic stratigraphy, indicating a southward subduction of the Siberian Plate. The region experienced significant uplift during the Late Triassic period and underwent changes in biological assemblages.
Dynamical downscaling methods aim to improve fine-scale climate information by integrating regional climate models with global climate models. Recent research reviewed these methods, highlighting their merits and limitations in constraining model biases through bias correction techniques.
A team at University of Washington demonstrates an innovative approach to bridge AFM and big data, offering better spatial resolution and accuracy. By using sequential excitation strategy, they deduce physical insight from PCA data and speed up analysis by orders of magnitude.
Researchers studied electronic structures of van der Waals heterostructures under applied vertical electric field, revealing Coulomb interaction's impact on bandedges. This nonlinear variation is attributed to interlayer charge transfer, essential for nanoelectronic device applications.
A new Devonian integrative stratigraphy framework for China has been established, integrating bio-, chronostratigraphy, event stratigraphy, and radioactive isotope ages. The framework provides a high-resolution chronology for the complex ocean-land-atmosphere interactions during the Devonian period.
Scientists have discovered a new strategy to enhance the conductivity of lithium titanium oxide (LTO) anode materials for Li-ion batteries. By applying high pressure, LTO can transform into an amorphous phase that displays better conductivity. The findings provide insight into the relationship between structure and conducting properties.
Bell nonlocality and EPR steering are characterized using strict definitions, establishing a foundation for defining metric functions of Bell locality and EPR steering. The study generalizes previous results and provides sufficient conditions for determining the quantum state's EPR steerability.
Researchers used Natatanuran frogs to study biogeographic exchanges between Laurasia and Gondwanan landmasses. They found two major stepping-stone dispersals via the Indian Plate: from Africa to Asia and from Asia to Madagascar, challenging traditional views of isolated biotic ferry.
Scientists have created a magnetic method to control the transport of chiral Majorana fermions, which has potential applications for braiding and quantum computing. The technique uses a Josephson junction and cavity to manipulate the fermion excitations.
Researchers found that flow units, similar to structural defects like dislocations, play a crucial role in metallic glass's mechanical and thermal properties. This discovery paves the way for designing optimized materials through tailoring of these units.
A world-first criterion for quantum supremacy has been established using the Tianhe-2 supercomputer, demonstrating a significant advantage over classical computing in boson sampling tasks. The research sets the stage for future quantum computing advancements and paves the way for experimental implementation of quantum devices.
Researchers developed a new method to predict lattice thermal conductivity of solids with high accuracy, removing the need for fitting parameters. This improvement enables more precise design of thermally resistive materials, including those used in thermoelectrics.
Researchers have developed measurement-device-independent quantum communication without encryption, eliminating key security loopholes. This protocol uses Einstein-Podolsky-Rosen pairs to ensure secure communication over long distances and high capacities.
Researchers have developed a MOF membrane with micro/nano architectures that accelerates oil-water separation with high efficiency. The membrane exhibits excellent separation efficiency over 99.99% for various oil-water mixtures, with a remarkable water flux of up to 102000 L/m2h.
A recent study explores the feasibility of measuring atmospheric pollutants in China using geostationatory satellites. The research recommends suitable sensor parameters for improved retrieval sensitivity and reduced errors, paving the way for more accurate monitoring and control of air pollution.
Direct visualization of air flow patterns in the human upper airway has been achieved using in-vitro models with realistic anatomical structures. The study reveals that airflow is a laminar flow with vortices, rather than turbulent, under normal inspiration.
Research suggests that Vibrio species have a crucial role in marine organic carbon cycling, particularly in coastal environments. These bacteria can rapidly consume and transform organic matter into cell material and waste products.
A recent study published in SCIENCE CHINA Life Sciences reveals significant advancements in diabetes research in China since 1995, with a substantial increase in publication numbers and citation metrics. The study highlights the need to address the growing diabetes epidemic, suggesting opportunities for new drug development, high-quali...
The binding energy of near proton-drip line Z = 22-28 isotopes has been determined from measured isotopic cross section distributions. The predicted binding energies were verified through the scaling phenomenon of mirror nuclei, confirming the reliability of the method.
Researchers from Wuhan University developed a new type of upconversion nanocrystal that can display full-color patterns and multiple encoding levels. The material has excellent upconversion fluorescence properties under near-infrared laser excitation, making it suitable for high-security anti-counterfeiting applications.
Researchers study microscopic behavior of thermally stable SAdS black holes using Ruppeiner's thermodynamic geometry method, revealing attractive interactions among black-hole molecules. A new molecular potential is proposed for thermal stable SAdS black holes, providing a new perspective for exploring microstructure.
Researchers used deep convolutional neural networks to discriminate between signal and background tracks in the PandaX-III experiment, improving detection efficiency by 62% compared to traditional methods. The technique enhances our understanding of neutrinos and their role in matter-antimatter asymmetry.
A new carbon material has been discovered with a high Na storage capacity of over 400mAh/g, outperforming current hard carbon materials. The bi-honeycomb-like architecture shows an 85% plateau capacity at low voltage, potentially increasing energy density in sodium-ion batteries.
Researchers developed Pd@NiO-x nanoparticles with unique core@shell interface structure, achieving high activity, selectivity and stability for direct H2O2 synthesis. The creation of porous NiO shell exposes Pd active sites, enhancing productivity and selectivity.
Researchers developed a novel sucking-flow liquid removal mechanism to promote both surface refreshing and droplet growth on a hierarchical mesh-covered surface, enhancing condensation heat transfer performance. This breakthrough addresses the long-standing challenge in pushing micro/nanostructured materials into practical applications.
Researchers demonstrate spontaneous time-reversal symmetry breaking in a cavity quantum electrodynamics system using dipole interaction. Exceptional points are identified at critical thresholds, exhibiting robust dynamics and topological protection.
Scientists investigate the type characteristics of extreme precipitation events and their flood risk in the Yangtze-Huaihe River Valley. Persistent EPEs are linked to continuous flood peaks and severe floods. The study also identifies areas with high flood risk, particularly in rapidly urbanizing regions.
The study reveals that thermodynamic forces, specifically the difference of equilibrium electro-chemical potentials between metals, drive symmetry breaking in seed-mediated growth. This allows for the creation of asymmetric bimetal nano-heterostructures with unique properties and functions.
Researchers have introduced a novel approach to tune transient radical reactivity, achieving selective radical/radical cross-coupling. The four methods proposed by the authors allow for the translation of transient radicals into persistent intermediates, facilitating the reaction.
Researchers developed a new type of hydrogen production catalyst with low cost, high catalytic activity, and high stability. The S, N co-doped carbon nanotube-encapsulated CoS2@Co composite exhibits excellent electrocatalytic properties, including rapid water dissociation under various operating currents.
Researchers introduce concept of 'live' process emerging from interactions between molecules and environment, identifying earliest hallmark of life. They suggest this process could lead to emergence of complex living organisms with characteristics currently known.
The study found that microbes mediate the microbial carbon pump (MCP), which takes up labile organic carbon and removes carbon dioxide from the atmosphere. The MCP's importance may increase under global warming due to changes in planktonic organisms favorable for MCP.
A novel reassortant AIV, influenza A(H7N4), has been identified in a backyard poultry setting, leading to severe human infection. The virus originated from wild bird AIVs and was low pathogenic to avian species, susceptible to antivirals and binding to avian-like α2,3-linked sialic acid receptors.
Researchers found that air temperature feedback, a process linking atmosphere and surface, amplifies surface warming in response to external forcing. This feedback kernel measures the ability of temperature feedback to amplify surface warming.
Researchers synthesized a novel rod-like metal-organic framework (MOF-5) nanomaterial for efficient removal of uranium hexafluoride. The study found that MOF-5 exhibited high sorption capacity and was an effective candidate for U(VI) enrichment, alleviating environmental pollution pressure.
The Jiachala Formation, a key deposit in the Neo-Tethyan subduction zone, was formed in a submarine fan environment during Late Cretaceous (~88-84 Ma) at the active southern margin of the Asian plate. Provenance analysis indicates it originated from the Gangdese arc and central Lhasa terrane.
The study reveals that the Yellow Sea and East China Sea are net sinks for atmospheric CO2, absorbing around 8.5×10^6 t C annually. The ECS absorbs CO2 during winter, spring, and summer, while the YS releases CO2 in summer, autumn, and winter.
Recent advances in organocalcium-catalyzed hydrofunctionalization reactions of element-H bonds are summarized. The use of calcium compounds as catalysts has been shown to be effective and environmentally friendly, providing a cost-effective solution for industrial applications.
Researchers have developed a CdS-CdSxTe1-x-CdTe core-shell nanobelt photodetector with high sensitivity and fast speed, outperforming traditional nanostructures. The detector has a responsivity of 1520 A/W and a detection spectrum covering the entire visible range.
A new study found that paternal lineages are correlated to vocabulary usage, while maternal lineages are associated with pronunciations in Indo-European languages. Researchers used genetic-linguistic analysis to explore the relationship between Y-chromosome and mtDNA haplogroups and language characteristics.
Researchers found that climate during wheat growing season has become warmer and drier in the past, causing changes in wheat phenology. The study reveals significant differences in phenological changes across regions and attributes these changes to both climate change and crop management measures.
Researchers discovered a novel quasi-one-dimensional superconductor K2Mo3As3 with a critical temperature exceeding 10K. This breakthrough indicates that Cr and Mo-based Q1D superconductors share common underlying origins, paving the way for further exploration of exotic superconducting mechanisms.
Scientists develop a new assembly strategy to mimic the hierarchical structure of natural materials, resulting in high-performance composites with excellent damage tolerance. The proposed approach is eco-friendly, scalable, and programmable.
Researchers assembled a high-quality soybean genome from an Asian accession, revealing large genetic variations and improving functional genomics study. The new genome enables the identification of important agronomic genes and facilitation of crop improvement.