A research team led by Prof. SUN Baolin revealed the mechanism of transcriptional regulation via S-nitrosylation for vancomycin resistance in Staphylococcus aureus. The study found that nitric oxide generated by NOS mediates the S-nitrosylation of transcription regulator MgrA, promoting vancomycin resistance.
A USTC research team designed a novel Ag pyrazole molecular catalyst that enables the one-step electrooxidation of propylene into 1,2-propylene glycol. The catalyst's dynamically reversible interconversion structure breaks the scaling relation and enhances the reaction rate.
The researchers used the Near-Infrared Sky Brightness Monitor (NISBM) to collect data on sky brightness in Antarctica. The results show that the background intensity of the sky is not influenced by the Sun at a specific inflection point, and the NISBM detected significantly lower brightness in the Ks band compared to other locations.
The USTC team has successfully developed a light-driven, programmable system for colloidal self-assembly. Through the cooperative reorganization of nanomotors, they can transport and reconfigure colloidal assemblies in various ways. This breakthrough opens up new possibilities for designing micromachines and smart materials.
Researchers from USTC developed a new method for ultrahigh-density 3D holographic projection, overcoming key limitations in depth control and crosstalk. The technique uses light scattering to improve depth resolution and reduce crosstalk between planes.
Researchers observed quantum interference effect in inter-layer Coulomb drag for the first time, revealing significant deviations from classical drag resistance. The discovery relies on superimposing inter-layer diffusion paths and impurity potential scatterings from intermediate insulating layers.
The study reveals that intratumoral natural killer cells' loss of membrane protrusions impairs their ability to recognize and kill tumor cells. Researchers developed a single-immunocyte mass spectrometry technology to detect the decrease in sphingomyelin, which can restore protrusion formation and improve NK cells' killing capacity.
Researchers have developed a new design of cathode materials in Li-Cl2 batteries, achieving high specific capacities of up to 2000 mAh/g and stable performance for over 500 cycles. The use of NH2-functionalized MOFs enhances the redox reaction kinetics and improves low-temperature stability.
A team led by Prof. ZHANG Kaiming solved six conformations in the second-step self-splicing of Tetrahymena ribozyme, revealing its mechanism on an atomic level. The researchers used cryo-EM to resolve RNA structures, providing insights into the advantages of this technique for studying heterogeneous molecules.
Researchers at USTC create efficient photocatalytic methane halogenation technology to convert methane into valuable chemical products like methanol and pharmaceutical intermediates. The breakthrough technology uses only light, methane, and seawater, making it a promising solution for sustainable energy utilization.
Researchers investigated bamboo paper's moisture absorption behaviour under different ageing patterns, finding that ageing doesn't alter water adsorption but reduces effective adsorption sites. Storage humidity conditions around 50% RH are recommended to maintain the paper's stability.
Researchers from USTC introduced a 'bubble diode' concept to address the issue of bubble precipitation in fast-charging Zn-air batteries. The design guides the development of bubble-free electrodes, leading to improved energy density, safety and environmental friendliness.
A team of researchers at USTC has developed a stable single-site copper coordination polymer that significantly improves the efficiency of ethylene production through electroreduction of CO2. The catalyst enables efficient carbon-carbon coupling without compromising its structural stability.
Researchers detected significant thermospheric fluctuations with multiple wave modes after the Tonga eruption, affecting global neutral density up to 500 km altitude. The study suggests that gravitational waves, Lamb waves, and tsunami waves may transmit energy upward, influencing thermospheric density.
Researchers designed a novel porous insulator contact to reduce non-radiative charge recombination and improved power conversion efficiency. The study achieved an efficiency of up to 25.5% without sacrificing photocurrent transport.
Researchers at USTC discovered a dynamic map of chromatin accessibility during mitosis, revealing important bookmarking factors. The study found that certain chromatin regions remained open throughout mitosis and were enriched in rapidly reactivated genes.
A team of researchers has proposed a new technical route for all-solid-state lithium-based batteries (ASSLBs), overcoming limitations with highly compressible and conductive cathode material. This breakthrough could lead to safer and more energy-dense batteries.
A comprehensive review paper provides insights into the diffusion of pool fire combustion and fire dynamics, uncovering thermal feedback mechanisms and non-linear evolution of combustion rates. The research has significant implications for understanding pool fire behavior under varying environments.
Researchers from USTC developed a novel method combining micro/nano resolution with deep sub-wavelength localization to achieve quantum-enhanced position measurement accuracy of 10^-4 wavelengths. This breakthrough technology enables high-precision microwave positioning, surpassing traditional radar systems.
Researchers designed a heterostructured interface for Zn batteries with ultrahigh areal capacity and energy density. The new design stabilizes electrodeposition and dissolution of Zn at high capacities, enabling excellent cycling stability.
A research team from USTC demonstrated nonreciprocal routing between any two modes with different frequencies using radiation pressure force. They used two optical modes and two mechanical modes to form a closed loop in a microresonator, achieving phonon-phonon, photon-photon, and photon-phonon nonreciprocal conversions.
Researchers used a self-developed quantum spin amplifier to detect exotic parity-violation interactions beyond the standard model, improving previous limits by at least five orders of magnitude. The experiment has provided new constraints on dark matter and complemented existing models.
Researchers create FMHE with tunable conductivity and stiffness, enabling compensation for robotic manipulators' positional errors. The material's deformation can reset current-liming fuse in case of overload.
A team of researchers from the University of Science and Technology of China has renewed our understanding of lithium-carbon dioxide (Li-CO2) battery operating voltages. They found that Li-CO2 batteries operate at about 1.1 V, contrary to previous reports of 2.6 V.
A USTC research team has developed a gentle synthesis method for alkyl peroxides and measured their photoionization cross-sections, enabling accurate quantitative analysis of chain-branching intermediates in low-temperature combustion. The findings improve the kinetic model and provide a foundation for future optimization.
A new method for image reconstruction in electrical impedance tomography has been developed by Prof. DU Jiangfeng's team, enabling high-quality images without training data. This innovation provides crucial theoretical support for the application of electrical impedance tomography in various diseases.
Researchers constructed a non-Hermitian synthetic orbital angular momentum dimension in a degenerate optical cavity, detecting complex energy spectra and exceptional points. The study introduced a new method to investigate these features using wavefront angle–resolved band structure spectroscopy.
The study found that the lattice strains and ligand effects of core-shell catalysts optimize geometric and electronic properties, leading to increased catalyst activity. The dual size effect of core-shell particles modulates the lattice strains and enhances BzOH adsorption.
Researchers at USTC created high-quality perovskite single crystals using a new method, achieving luminance of 86,000 cd m−2 and stability of up to 12,500 hours.
Researchers have discovered a new mechanism of immune surveillance by liver-resident macrophages called Kupffer cells that prevent liver metastasis from escaping. They successfully cleared tumors in various animal models using a new method for in situ targeted expression and remodels of KCs' anti-tumor function.
Researchers from the University of Science and Technology of China revealed the point defect mechanism in antimony selenosulfide, leading to improved photovoltaic performance. The study used O-DLTS to detect defects driven by temperature and showed the formation and evolution of point defects through annealing.
Researchers successfully conducted the first Fermi-scale single-particle double-slit experiment using an unstable ρ0 meson in a high-energy heavy-ion collision. The study demonstrates wave-particle duality, where the meson's decay products exhibit interference patterns indicative of quantum entanglement.
Researchers have developed a van der Waals crystal featuring monolayer-like excitonic behavior in bulk form, leading to a verified weak interlayer electronic coupling. The crystal enables a spontaneous parametric down-conversion process, resulting in a detection of one photon heralding the presence of another.
Researchers developed a low-concentration cryoprotective agent vitrification method to preserve mouse preantral follicles, improving survival rates by 1/3. The approach integrated microencapsulation and physical heating techniques for enhanced cell protection.
Scientists reveal phase-transition-temperature-dependent structure evolution process of intermetallic compounds, a crucial step in synthesizing efficient fuel cell electrocatalysts. The research provides a guideline to optimize alloying and ordering processes, leading to improved particle sizes and catalytic activity.
A research team at USTC discovered a novel long-range ordered porous carbon (LOPC) crystal formed by charging C60 molecules with Li3N, preserving periodic stacking of nanomaterials. LOPC exhibits characteristics of both long-range order and partially broken C60 molecules, making it suitable for various applications.
Researchers developed a hybrid system combining optomechanical and magnomechanical cavities, enabling ultrawide microwave-to-optical conversion. The system exhibits high-quality optical measurement of mechanical state, with applications in signal transduction and sensing.
A research team from USTC experimentally observed phase transitions between triply degenerate points with different topological charges through highly controllable quantum simulations. The study highlighted the important roles played by spin tensors in these transitions.
Researchers from the University of Science and Technology of China designed a hybrid architecture to enhance resistance in a wide range of impact velocities. The study found that nacre-like structures perform well under low-speed loads but dissipate less energy than laminated structures at higher speeds.
Researchers at USTC synthesize pristine MEAF La@C81N, revealing unique electronic properties and demonstrating skeletal modification's potential to regulate metallic endohedral fullerenes' behavior. This breakthrough tackles a long-standing challenge in synthesizing MEAF.
A research team from USTC successfully created ultracold triatomic molecular gas with high phase-space density using adiabatic magneto-association. The achievement has great application prospects in ultracold chemistry and material designs, and enables the simulation of complex chemical reactions.
A USTC team has made significant advancements in atomistic neural network (AtNN) representations for chemical dynamics simulations. By decomposing system properties into atomic contributions, AtNN can satisfy different symmetries and periodicities, achieving accurate and efficient molecular dynamics simulations of complex systems.
Researchers from USTC found that temporal lobe epilepsy patients require more control energy to activate limbic networks compared to healthy controls. Glucose metabolism levels are inversely correlated with control energy consumption, suggesting lower baseline metabolism requires more energy.
Researchers from USTC achieved contactless ECG monitoring through a millimeter-wave radar system, demonstrating high accuracy and reliability for diagnosing cardiovascular diseases. The new method showed a median timing error of less than 14 milliseconds and a morphology accuracy higher than 90% compared to conventional ECGs.
USTC scientists made a significant breakthrough in ab initio computing simulation of complex metallic heterostructures with 2.5 million atoms. This achievement is expected to be applied in the construction of 2D-materials-based transistors.
Researchers at USTC developed a new strategy for synthesizing axially chiral allenic compounds, achieving high enantiopurity and stereoselectivity. The method involves nickel-catalyzed asymmetric propargyl substitution and Myers rearrangement reactions.
Researchers at USTC found that aerating O2 into the semiconductor reaction system improves H2O2 utilization and converts methane to liquid-phase oxygenates. The adsorption of O2 inhibits H2O2 adsorption, suppressing side reactions.
Researchers developed a Sr-Nd isotope baseline for the Silk Road regions, enabling accurate provenance of plant-ash glass. The study confirmed multiple origins of the glass, including Central Asia and Mesopotamia.
A USTC research team achieved on-demand storage of photonic qubits at telecom wavelengths using a laser-written waveguide fabricated in an erbium-doped crystal. This innovation increases photon storage efficiency by up to fivefold, reaching 98.3% fidelity and enabling large-scale quantum networking applications.
Researchers developed an asymmetric electrochemical radical functionalization method for alkenes and allylation, achieving high selectivity. The approach enables efficient organic synthesis, paving the way for exploring new chemical spaces.