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Hefei Institutes of Physical Science, Chinese Academy of Sciences


Novel flavonoid fluorescent materials developed for real-time visualization of multi-component solvents and temperature

Researchers developed a novel fluorescent dye, AFL, that changes color and intensity in response to solvent polarity and temperature. This breakthrough creates a potential temperature sensor, as demonstrated by the AFL@TA composite film, showing a clear linear relationship between temperature and fluorescence intensity.

New route based on lattice disorder developed to improve electrocaloric effect

A research team has developed a new route to improve the electrocaloric effect in BaTiO3-based systems by introducing lattice disorder. The study found that this approach resulted in an impressive temperature drop of about 0.80 K using an electric field, with potential applications for cooling devices.

New framework enhances remote sensing image fusion with frequency-independent feature learning

A new framework for remote sensing image fusion was developed, using frequency decoupled domain-independent feature learning. The approach analyzes domain-independent information distribution in image amplitude and phase components to improve image fusion and quality.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalIEEE Transactions on Circuits and Systems for Video Technology·DateNov 26, 2024

Novel discovery unveils the gene secret of rice length

Researchers have discovered the RGL2 gene's role in regulating rice grain length through cell proliferation, providing new genetic resources for improving yield. The study found that overexpressing RGL2 increased grain length and single-plant yield by promoting cell growth, offering a promising strategy for molecular design breeding.

New copper metal-organic framework nanozymes enable intelligent food detection

Researchers have developed Cu-MOF nanozymes with laccase-like activity for intelligent food detection, exhibiting varying responses to common bioactive substances. The nanozyme-encoded array sensors enable portable and convenient detection of substances in a concentration range of 1.5–150 μg/mL.

New microfluidic chip method developed for sepsis prognosis and evaluation

Researchers developed a new prognostic evaluation method for sepsis patients using a microfluidic concentration gradient chip. They discovered significant differences in neutrophil migration parameters between sepsis patients and healthy controls, which were strongly correlated with established sepsis severity markers.

Intrinsic magnetic structure observed for the first time in a kagome lattice

Researchers discovered a new lattice-modulated magnetic array in Fe₃Sn₂ single crystal, exhibiting unique broken hexagonal structure due to competing symmetry and anisotropy. Hall transport measurements confirmed topologically broken spin configurations, revealing an in-plane ferromagnetic state at low temperatures.

An atomically controllable insulator-to-metal transition achieved in strongly correlated insulator heterostructures

Researchers successfully induce insulator-to-metal transition by controlling electronic correlation, revealing high saturation field and percolation effect in iridate/manganite heterostructures. The findings have potential implications for designing next-generation electronic devices.

Tunable and controllable monoatomic layer two-dimensional electron gas discovered at the heterointerface of 5D iridates

A team of scientists has created a new type of electronic device by manipulating the properties of 5D iridates. They discovered that by controlling the number of transferred electrons, they can create nonmagnetic band insulators and ferromagnetic metals.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalACS Applied Electronic Materials·DateOct 14, 2024

3D bioprinting materials developed for bone and soft tissue repair

Researchers at Hefei Institutes of Physical Science developed novel 3D bioprinting materials for bone and soft tissue repair. The composite materials using bioactive boron-based glass (BBG) and polycaprolactone or sodium alginate demonstrated optimal properties for bone defect repair and soft tissue regeneration.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalInternational Journal of Biological Macromolecules·DateOct 12, 2024

Neural network improves tunable diode laser absorption spectroscopy quantification accuracy

A neural network-based method was developed to improve the accuracy of single-path tunable diode laser absorption spectroscopy. The method overcomes baseline errors that distort absorbance measurements, enabling accurate temperature and component concentration distribution measurements in advanced combustion systems.

New insights into neutron irradiation damage in high-power thyristors enhance fusion reactor safety

Researchers investigated the effects of neutron irradiation on high-power thyristors used in quench protection systems for Tokamak fusion devices. The study revealed that neutron exposure can lead to increased leakage current and degradation of electrical performance, posing a risk to reactor safety.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNuclear Science and Techniques·DateAug 2, 2024

Revolutionary microfluidic sensors enable real-time detection of multiple heavy metals in water

A team of researchers developed advanced microfluidic sensor arrays that can simultaneously visualize and quantify multiple heavy metal ions in environmental water in real-time. The sensors use fluorescent probes to detect mercury, lead, chromium, and copper, providing a faster and more accurate way to ensure water safety.

Novel system developed for highly sensitive combined detection of small molecule pollutants in food and environment

Researchers developed a competitive dual-channel fluorescent immunochromatographic assay for ultrasensitive detection of pesticide and veterinary drug residues. The new system, at least 100 times more sensitive than current limits, has strong potential for practical applications.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalSensors and Actuators B Chemical·DateAug 2, 2024

Novel two-step electrolysis of water suggested for hydrogen production

Researchers developed advanced cobalt-doped nickel hydroxide bipolar electrodes and non-noble metal catalysts to improve the efficiency and stability of two-step water electrolysis for hydrogen production. The new method enables low cell voltages, high decoupling efficiency, and high energy conversion efficiency.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of Colloid and Interface Science·DateJul 9, 2024

Researchers introduce new method to fine-tune properties of layered transition metal dichalcogenides crystals

Researchers have developed a novel approach to manipulate inter-layer coupling strength in layered TMDs crystals, enabling fine-tuning of their physical properties. The method involves deliberately introducing fractional misalignment of adjacent layers, revealing the dualistic insulating nature of certain materials.