A new photodynamic agent, BCQDs, has been developed using a simple hydrothermal method from broccoli biomass. The material exhibits high photostability and generates singlet oxygen effectively under irradiated light. This work introduces a rapid and high-throughput screening model for future PDT research.
Researchers at Hefei Institutes of Physical Science found nintedanib inhibits GIST cell proliferation through KIT signaling pathway. Nintedanib also overcomes resistance caused by extracellular signal-regulated kinase reactivation and upregulation of fibroblast growth factor activity.
A team of researchers has developed a microbial consortium that enhances the synthesis of terpenoids, including vitamin K2, by combining Escherichia coli and Elizabethkingia meningoseptica. The co-culture strategy improves vitamin K2 biosynthesis and realizes material exchange between bacteria.
A team developed a high-sensitivity electrochemical aptasensor for picomolar thrombin detection, demonstrating excellent anti-interference and stability. The sensing platform shows great potential for analyzing other biological or environmental substances by rational design of target-binding aptamer.
Scientists have developed an efficient electrocatalytic material that can selectively convert nitrate into nitrogen gas, reducing total nitrogen levels in water. The material, featuring a cubic Cu2O film with (111) orientation, shows high selectivity and efficiency towards N2 production.
Researchers successfully integrated manipulation of magnetic skyrmions using electrical currents, enabling operations such as writing, erasing and addressing a single skyrmion at room temperature. The achievement demonstrates the potential of skyrmion-based racetrack memories with low power consumption.
A new SERS method using a liquid 3D hotspot matrix enables online quantitative detection of anticancer drugs in serum. The method exhibits 50ppb sensitivity and a range of 50-1000ppb for the drug 5-fluorouracil.
Researchers from Hefei Institutes of Physical Science, Chinese Academy of Sciences developed a novel neutron shielding composite called Sm2O3-APTES/AFG-90H. The composite exhibited improved thermal stability, mechanical properties and efficient neutron shielding performance due to the use of coupling agents.
Researchers observed turbulence-driven current in EAST experiment, driven by electron temperature gradient mode. This current helps sustain ultra-high electron temperatures and stationary long-pulse plasmas.
Researchers have developed hollow cuprous oxide@nitrogen-doped carbon nanocapsules for efficient chemodynamic therapy. The nanocapsules exhibit excellent antitumor ability without causing systemic toxicity, promising a new approach for cancer treatment.
Researchers discovered a topological charge-entropy scaling relation in the kagome Chern magnet TbMn6Sn6, a material with potential to support intrinsic Chern quantum phases. This finding has vast implications for understanding quantum transport in topological magnets.
Researchers at Hefei Institutes of Physical Science reported a novel solution to tackle bimetallic traps in high-efficiency perovskite solar cells by applying an anchoring strategy. The strategy led to a record power conversion efficiency of 22.51% and improved open-circuit voltage, addressing a major issue in ideal bandgap perovskite ...
A novel pesticide delivery system uses UV light to control release, enhancing precision and reducing waste. The system combines chitosan, ATP, 2-NBA, CPF, and GA to deliver targeted pesticide with improved efficacy.
Researchers developed a new magneto-electrodeposition technique to improve the electrochemical performance of layered materials, resulting in high energy density and outstanding cycling stability. The technique allows for scalable production and construction of flexible hybrid supercapacitors suitable for portable electronics.
Researchers at Hefei Institutes of Physical Science discovered the damage mechanism of CaF2 crystal caused by excimer laser exposure. The study found that different crystal planes exhibit distinct damage morphologies, with plane (111) showing lamellar stripping and planes (110) and (100) experiencing burst-like damage.
Researchers from Hefei Institutes of Physical Science developed an image-free moving object position method using moment modulation patterns, achieving high frame rates of up to 11kHz. This approach reduces data deposit and computation power requirements by over two orders of magnitude.
Scientists from Hefei Institutes of Physical Science and Xi'an Jiaotong University fabricated a kind of high-performance bulk pure tungsten with high strength and excellent ductility at low temperature. The material features a lamellar matrix grain structure, which contributes to its improved low-temperature properties.
Researchers have created a high-performance molybdenum alloy with impressive room temperature yield strength of 920 MPa, surpassing current market TZM alloy. The alloy also exhibits excellent ductility at elevated temperatures, outperforming previously reported alloys.
A recent study by Hefei Institutes of Physical Science, Chinese Academy of Sciences, discovered a novel regulatory role of mitochondrial factor HIGD1A in DNA damage repair. The research found that the protein's translocation into the nucleus regulates homologous recombination and affects sensitivity to radiation therapies.
Researchers applied effective field-of-view theory to deep learning models, improving target detection accuracy and reducing training epochs. The model enhanced object representation with higher precision and better performance on small objects detection.
Researchers from Hefei Institutes of Physical Science, Chinese Academy of Sciences, have successfully improved the thermoelectric performance of half-Heusler materials, including NbFeSb. The new compounds exhibit lower thermal conductivity and higher electrical properties than the original material.
Researchers from the Hefei Institutes of Physical Science have revealed ultra-high anisotropic damping in large-sized Fe-Ga single crystals, with a maximum value of 0.13 under torsional deformation conditions. This high damping effect is attributed to the irreversible motion of domain walls under alternating stress.
A novel detector technology has been developed for sensitive nitrogen dioxide detection, enabling fast and accurate measurements. The new instrument achieves precisions of 35 pptv in 1 s and 8 pptv in 30 s data acquisition time, surpassing previous methods.
Researchers have developed a hydrogel electrolyte that enables aqueous zinc-ion batteries to operate within a wider temperature range (-20 °C to 60 °C), improving device flexibility. The new electrolyte also shows improved mechanical properties and electrochemical performance, with a high capacity retention rate of 88%.
Researchers from Hefei Institutes of Physical Science identified the dominant mechanism for core heavy impurities accumulation and control. Large toroidal rotation and density peaking contribute to heavy impurity accumulation.
Scientists at Hefei Institutes of Physical Science discovered excellent barocaloric (BC) cooling performance in n-alkanes using self-developed test platform. The material exhibits colossal entropy change comparable to commercial Freon-based refrigerants and has potential for caloric cooling applications.
Half-Heusler compounds have been a focus of thermoelectric research, but n-type HH materials have lagged behind in improvements due to conduction band limitations. Researchers engineered conduction band convergence through orbital chemistry, boosting Seebeck coefficient and suppressing lattice thermal conductivity.
Researchers developed a new 'two-step' magnet design strategy to standardize permanent magnet blocks, improving assembly accuracy and reducing technical barriers. The design enables mass production of identical cubic magnet blocks, which can be arranged in Halbach arrays for higher field strength.
Researchers have identified Ubiquitin Specific Peptidase 47 (USP47) as a novel therapeutic target for treating cancers with mutant EZH2. Inhibition of USP47 selectively degrades mutant EZH2, potentially overcoming resistance to current treatments.
Researchers from Hefei Institutes of Physical Science have obtained the first high-resolution slow photoelectron spectrum of sulfuric acid (H2SO4), revealing three electronic states and dissociation into HSO3+ and OH fragments. The findings provide fundamental data for in-depth understanding of atmospheric nucleation mechanism.
A recent study by researchers at Hefei Institutes of Physical Science found that local ozone generation was greatly underestimated under high NOx conditions. They observed higher HOx levels using a self-developed instrument and attributed the discrepancy to complex carbonyls-related oxidation under elevated photochemistry.
Researchers developed a new type of solar-thermally enhanced supercapacitor that boosts energy storage capacity by 4.8 times in low temperatures, while maintaining capacitance retention rate of 85.8%.
The void-confinement effect of a hollow carbon sphere and inner Ni nanoparticles boosts the selectivity of furfural conversion, with 100% conversion and 99% cyclopentanone selectivity achieved. The catalyst's stability is also improved compared to traditional active carbon supported catalysts.
Researchers trap Majorana quasi-particles in iron-based superconductor Fe (Te, Se) using crystal domain walls. The study finds that these defects can bind Majorana quasi-particles with linear dispersion, proposing a new way to manipulate and fuse them.
Researchers at Hefei Institutes of Physical Science, Chinese Academy of Sciences, have developed new p-type near-infrared transparent conducting films with ultra-high conductivity. The films exhibit high near-infrared transmittance and low room-temperature sheet resistance.
Researchers investigated how pressure affects electron-phonon coupling in FeSe, revealing that in-plane biaxial strain can increase the coupling due to changes in Se position and lattice constants. This study provides a strategy for experimentalists to improve superconducting properties.
Researchers developed a novel analytical method using near-infrared spectroscopy (NIRS) and data fusion technology for accurate crop quality detection. The method, published in Analytica Chimica Acta, uses the fusion of NIRr and NIRt spectra to predict rice flour constituents with higher accuracy.
Researchers developed nanosensors for sensitive detection of semicarbazide and heparin, overcoming autofluorescence issues in traditional methods. The sensors have high sensitivity and visual response for semicarbazide detection, as well as a dual-response behavior for heparin.
Research proves O2-bridged bicyclic compounds are key reaction intermediates in oxidation of 1,3,5-trimethylbenzene. These compounds contribute to the formation of high-mass, low-volatility secondary organic aerosol products.
Researchers have successfully developed a type of self-healing perovskite solar cell by functional combination of PVP, which controls crystal growth and endows devices with self-healing ability in a moisture environment. The introduction of PVP also improves crystal growth with fewer defects and larger grains.
Researchers from Hefei Institutes of Physical Science have developed a lead-free composite shielding material with high shielding properties. The modified-gadolinium oxide/boron carbide/high density polyethylene composite shows excellent performance in shielding both neutrons and gamma rays.
Researchers from Hefei Institutes of Physical Science developed a novel model to assess hypertension risk based on simple risk factors. The model achieved an AUC of 0.92, outperforming traditional methods, and identified top risk factors including Body Mass Index, age, and family history.
Researchers outline development direction of carbon nanomaterials for cancer treatment using chemodynamic therapy. They focus on highly stable and safe nanozymes with high peroxidase-like activity and near-infrared emission properties.
Researchers developed a smart system to accurately identify volatile organic compounds (VOCs) and benzene, toluene, and xylene molecules in the air. The system uses thermal modulation to enhance recognition capabilities and offers a powerful route for exploring future advanced VOCs recognition electronics.
Researchers at Hefei Institutes of Physical Science and SHMFF demonstrated a magnetic ordering and external magnetic field can induce topological transition in EuAs3, featuring massive Dirac points, inverted bands, and topological surface states. The study explores the interaction between magnetism and electronic band structure topology.
Researchers have successfully grown 3D layered MoAlB single crystals and discovered colossal 3D electrical anisotropy. The origin of this huge property is attributed to the material's 3D anisotropic crystal structure and electronic bonding.
Researchers developed a dual gas sensor to measure atmospheric N2O and CO with high precision and low drift. The spectrometer achieved micro-daily-drift testing, meeting the World Meteorological Organization's requirement for high-precision monitoring.
Scientists at Hefei Institutes of Physical Science found that As/Sb elements can improve the band structure and band gap of SnTe, enhancing its thermoelectric properties. The results show that Ge-As co-doping in SnTe improves Seebeck coefficients, power factor, and conversion efficiency.
A novel detection system has been developed to detect skin cholesterol, providing a non-invasive method for long-term lipid management of cardiovascular diseases. The system uses fluorescent reagent to bind to skin cholesterol, allowing for accurate measurement of cholesterol content.
A research team discovered that a metabolic regulation mechanism may play a role in the malignant transformation of non-alcoholic steatohepatitis to liver tumor. Inhibition of LPL/FABP4/CPT1 signaling axis effectively inhibited liver tumor growth and reduced self-renewal capacity of liver cancer stem cells.