Scientists have developed a method to synthesize uniform atomically precise Ni2 sites, a crucial step in designing effective dinuclear-site catalysts. Theoretical calculations suggest that these active intermediates play a key role in facilitating CO2 reduction reactions.
Graphite researchers reveal phase-changing by introducing α-Li3N, reducing transition temperature and increasing proportion of 2H phase. This process enables controlled manipulation of graphene's stacking configuration and properties.
Researchers developed a theory-guided microchemical engineering approach to optimize electrocatalytic performance of methanol oxidation reaction in 3D ordered and crossed-linked channels. Increasing the channel size promoted mass transfer, weakening vertical electron flow, leading to optimal performance.
A team from USTC measures first 80 Riemann zeros using a trapped-ion qubit in a Paul trap, achieving high precision. This work provides an experimental basis for studying the Hilbert–Pólya conjecture and understanding the connection between Riemann hypothesis and quantum systems.
The study found that Cu-ZnO-Al2O3 catalysts have two active sites: CuCu(100) hydroxylated ZnO interface for water gas shift reactions and Cu(611) Zn alloy for CO hydrogenation to methanol. The researchers used in situ characterization technology and theoretical calculation to determine the active site structures.
Researchers analyzed sediments from Lake Nvshan to reconstruct a high-resolution model of the monsoon precipitation in the Jiang-Huai region. They found large fluctuations of sediment redness over the past 1800 years, indicating wetter and drier periods during the Little Ice Age and Medieval Warm Period.
Researchers from USTC create NIR-active lattice-matched morphological photoanodes with high efficiency and wide light absorption. The new design reduces carrier-trapping defects and enhances ultrafast charge transfer, paving the way for efficient NIR-based PEC devices.
Researchers discovered a novel centromeric functional protein, Apolo1, which regulates PLK1 kinase activity and ensures accurate chromosome segregation. This discovery provides insights into maintaining genomic stability and stem cell proliferation.
Researchers from USTC created a divacancy color center array and achieved spin-coherent manipulation of a single divacancy color center at room temperature. The spin color centers showed excellent properties comparable to the diamond NV center, with a 30% spin readout contrast and extended coherence time of up to 23 microseconds.
Severe PES is characterized by high fever, rash, diarrhea, and increased transplant-related mortality. A study revealed that monocytes derived from cord blood produce proinflammatory cytokines, leading to PES. Tocilizumab treatment significantly controlled clinical symptoms and reduced mortality in patients with severe PES
A new protein, UAD-2, has been identified as essential for the genesis of piRNAs in Caenorhabditis elegans. The protein and its associated complex colocalize with histone marks in the nucleus.
Researchers found that early-life inflammation weakens the brain's ability to cope with stress, leading to adolescent depression. Microglial cells overengage with neurons, reducing glutamatergic neuronal activity.
The study improves laboratory constraints on exotic spin interaction, a key area of research for understanding dark matter and extra forces. By exploring velocity-dependent interactions, the team sets a four-order magnitude stricter limit than previous results, providing a new approach to probing beyond the Standard Model.
Researchers developed a miniaturized and high-speed quantum random number generator (QRNG) with an output rate of 18.8 Gbps, exceeding previous records. The QRNG uses a photonic integrated chip and optimized real-time post-processing to achieve this feat.
Academician GUO Guangcan's team demonstrates measurement-dependent property of quantum memory effects, proving non-Markovianity in multi-step evolution. This study has implications for approximating quantum processes with memory.
A research team found an unusual competition between charge density wave (CDW) and superconductivity in CsV3Sb5. They discovered that increasing pressure can suppress the CDW state, leading to an abnormal superconducting phase diagram with a double dome shape.
Researchers from USTC realized the first on-chip valley-dependent quantum interference in silicon photonic crystals using harpoon-shaped beam splitters. The study demonstrates a novel method for topological photonics and its potential applications in complex quantum information processing.
The research team established a single lysosome mass spectrometry platform to analyze the metabolic heterogeneity of various lysosome types in cell aging. They found that each type of lysosomal subset exhibited distinct metabonomics changes, indicating lysosome type specificity in cellular aging.
A study published in Nature Communications reveals the unique defect properties of low-dimensional materials particularly Sb2S3, which shows advantages in less dangling bonds and reduced recombination of carriers. Sulphur-rich Sb2S3 films exhibited excellent performance with lower density of defects and improved photovoltaic performance.
Scientists developed a new copper catalyst with sharp needle structures, enhancing CO2 reduction reaction efficiency by mitigating electrolyte flooding and increasing selectivity. The study published in Journal of the American Chemical Society showcases the stability and productivity of the hierarchical Cu electrode.
Researchers have developed an unconventional method for controlling solid-state spin qubits using anti-Strokes (AS) excitation, which reduces the energy requirement compared to conventional Strokes excitation. This breakthrough enables improved quantum information processing and high-sensitivity quantum sensing capabilities.
Researchers at USTC develop a multiplexed quantum repeater using absorptive quantum memories, achieving high-fidelity entanglement swapping and accelerating entanglement distribution. This breakthrough provides a feasible roadmap for practical quantum repeaters and high-speed quantum networks.
A team of researchers from USTC developed a novel Ni-W-Cu alloy, demonstrating 4.31 times higher efficiency than traditional platinum-based catalysts in alkaline medium hydrogen oxidation. The alloy maintains high activity for up to 20 hours and shows excellent resistance to CO poisoning.
Researchers found clear reflected seismic phases between 410-km and 660-km, indicating subducted oceanic plates are trapped at the bottom of the mantle transition zone. This discovery sheds light on mantle dynamics and circulation of deep materials.
The LHAASO observatory detected 12 Ultra-high Energy gamma-ray sources, prompting the presence of active or recent PeVatrons. The team identified possible candidates, including pulsar wind nebulae and supernova remnants.
Scientists have successfully synthesized the first conjoined bismacrocycle with all phenylene units, a complex material that has potential in photoelectric and supramolecular applications. The molecule's unique structure allows it to form a peanut-shaped host-guest complex with fullerene derivatives.
The team achieved the first experimental demonstration of quantum information masking, a new protocol for transferring quantum information between multiple carriers. The fidelity of the entangled state was 97.7%, enabling secure transmission of simple images for three-party quantum secret sharing.
Researchers discovered a four-layered exoskeleton with distinctive micro-structure and chemical characteristics that restrict crack propagation and maximize strain energy release during deformation. Bio-mimetic structures fabricated via 3D printing demonstrated improved toughness and strength, guiding high-performance composites fabric...
A research team at USTC reports a new class of axial superlattice nanowires (ASLNWs) that enable large lattice-mismatch tolerance and vast material combinations. They achieve this by designing an axial encoding methodology for predictable, high-precision synthesis.
Chinese researchers successfully achieved a record-breaking 51.5dB non-reciprocal isolation in an atomic ensemble, surpassing the previous limit of 30dB. The new device has excellent robustness and is insensitive to external magnetic fields, opening up new possibilities for practical applications.
Researchers from USTC extended optical memory storage time to over one hour using ZEFOZ-AFC method and dynamical decoupling, achieving high storage capacity and fidelity. The study meets basic requirements for optical storage lifetime in quantum memories.
A comprehensive preconception-to-pregnancy management plan has been developed to reduce the risks of adverse pregnancy outcomes in pregnant women with type 1 diabetes. The study, CARNATION, provides recommendations for healthcare providers covering 20 items of care and significantly lowers severe adverse pregnancy outcomes.
The study demonstrates a stable time-frequency transfer via a high-orbit satellite-ground link, enabling potential performance of optical atomic clocks and intercontinental comparisons. The researchers achieved an instability of 4E-18 at 3,000 s with their dual-comb linear optical sampling method.
Researchers realized efficient frequency conversion in microresonators via a degenerate sum-frequency process, achieving cross-band frequency conversion and amplification of converted signal. The study demonstrated precise tuning of the frequency window with a 42% efficiency and a 250GHz tuning bandwidth.
Researchers developed a new noise-suppression technique that reduces noise photon counts by at least 50 times, enabling accurate 3D imaging up to 201.5 km with single-photon sensitivity. The technique is achieved through optimized transceiver optics and coating the telescope for high transmission.
Researchers develop innovative spin-to-charge conversion method to achieve high-fidelity readout of qubits, surpassing traditional resonance fluorescence method with an error rate of 4.6%. This breakthrough enables the realization of fault-tolerant quantum computing and improves detection efficiency for quantum sensors.
Researchers have realized a synthetic gauge field in a single optomechanical resonator using multimode interaction. This breakthrough enables precise quantum many-body simulation and control over bosons, with potential applications in topological physics.
A study published in Science found that adult liver contains hematopoietic progenitors that can differentiate into tissue-resident lymphocytes. These findings reveal a local pathway for the development of innate lymphoid cells, providing insights into the liver's unique immune features.
Researchers create ab initio NAMD method to investigate spin-valley exciton dynamics in MoS2, revealing e-h exchange interaction plays a crucial role. The new method provides a powerful tool for studying exciton relaxation, lifetime, dissociation, and defect interactions in solid materials.
Scientists successfully achieved homogeneous catalyst by dissolving electrocatalytic metals in molten gallium, improving formic acid selectivity and reducing hydrogen evolution. The new method brings a significant breakthrough for synthesizing heterogeneous catalysts with enhanced stability.
A study published in Nature Neuroscience reveals the discrete thalamocortical circuits underlying chronic pain and depressive symptoms. The researchers found that a specific pathway from the parafascicular thalamic nucleus to the anterior cingulate cortex mediates depression-associated pain sensitization.
A novel convolutional neural network, FMNet, was developed to determine the source focal mechanism of earthquakes rapidly using full waveforms. The method proves effective in calculating parameters within one second with minimal computing resources.
Researchers developed acid-sensitive nanoparticles that can penetrate dense stromal barriers and eliminate cancerous cells. The approach may offer a new avenue for developing efficacious drugs inhibiting pancreatic tumor growth and metastasis.
Researchers at the University of Science and Technology of China have developed nanozymes that produce surface-bound ROS to selectively kill bacteria. The selectivity is attributed to the surface-bound nature of ROS and an unexpected antidote role of endocytosis, a common process in mammalian cells but absent in bacteria.
Research reveals that the surface site and corresponding adsorbed methanol species determine the interfacial charge transfer process and photocatalytic efficiency in anatase TiO2 nanocrystals. Surface structure engineering of photocatalysts is proposed as a method to maximize efficiencies.
Research summarizes COVID-19 gastrointestinal symptoms in patients, detecting SARS-CoV-2 RNA and virus particles in intestinal samples. Animal models suggest high susceptibility of intestines to SARS-CoV-2 infection, with potential faecal-oral transmission risks.
Researchers successfully connected two crucial equations, bridging relativity and quantum mechanics. Prof. Chen's work introduces bold ideas to solve previously unsolved equations.
Researchers at USTC developed a mild and general nickel-catalysed asymmetric reductive hydroalkylation to synthesise chiral aliphatic amines. They achieved this by replacing equivalent metal reagents with olefins, facilitating carbon-carbon coupling under mild conditions.
Scientists from China create a Turing structure on inorganic materials, exhibiting efficient oxygen evolution electrocatalytic activity. The study showcases the potential for designing cheaper catalysts with higher performance.
Researchers from USTC detected a 'sharp rise' signature in detection rate of BAL variations, leading to ionized gas density determination. They found the detection rate curve could distinguish gaseous components with different densities, optimizing their method measuring gas density by trec.