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Hefei Institutes of Physical Science, Chinese Academy of Sciences


New mechanism of immune evasion in squamous cell carcinoma, offers potential for improved treatment

Researchers identified TP63 as a master regulator promoting immune evasion and affecting immunotherapy efficacy in squamous cell carcinoma. Inhibition of TP63 improves CD8+ T cell infiltration and tumor killing, offering a potential strategy to enhance anti-tumor immunotherapeutic effects.

Micron plate Sm2O3 composites enhance neutron and gamma radiation protection

Researchers created a novel composite material by adding Sm2O3 micron plates to boron-containing polyethylene, improving thermal stability, mechanical strength, and radiation shielding properties. The material showed excellent performance in blocking neutron and gamma radiation, with up to 98.7% blockage at 15 cm thickness.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalComposites Science and Technology·DateMay 24, 2024

High-efficiency hollow-core fiber optic cable helps medical procedures

Researchers developed a high-efficiency hollow-core fiber optic cable with a larger core diameter and anti-resonant structure, improving coupling transmission efficiency and damage threshold. The cable system demonstrates excellent performance in transmitting high-energy pulsed lasers for medical applications.

Matryoshka doll structures miniaturize filter capacitors

Researchers at Hefei Institutes of Physical Science developed a novel design for line-filtering capacitors featuring 'Matryoshka doll' structure electrodes, which provide a powerful and space-saving solution. The devices exhibit exceptional impedance phase angles, low resistance-capacitance time constants, and high specific capacitance.

Underwater mass spectrometry achieves 500-fold sensitivity enhancement for dissolved methane detection

A research team has developed an underwater mass spectrometry technique that enhances dissolved methane detection sensitivity by over 500 times, improving our understanding of oceanic methane flux and its impact on climate change. This breakthrough enables more accurate global climate research, plume tracking, and cold seep discovery.

Researchers discover "topological hall effect" in two-dimensional quantum magnets

The research team successfully synthesized high-quality two-dimensional CrVI6 single crystals and conducted precise micro-area magneto-optical Kerr effect measurements, revealing distinctive 'cat ear'-shaped prominences in the MOKE hysteresis loop. The findings hold significant promise for advancing our understanding of topological mag...

Novel nanocomposites suggested for highly-efficient removal of Cr(VI) in complex environment

Researchers have designed iron-based nanocomposite materials that combine galvanic reactions and nanoconfinement effects to efficiently remove trace Cr(VI) from acidic or alkaline water. The CnZVI/Cu composites show great promise for practical applications in heavy metal pollution remediation.

Novel method improves fourier transform infrared spectroscopy detection of ultra-low concentration trace substances

Researchers developed a spectral resolution enhancement method based on linear prediction theory to expand FTIR technology's application in detecting multi-component ultra-low concentration trace substances. The method effectively enhanced spectral resolution, achieving a relative error of 0.28% in spectral feature absorption bands.

Scientists unveil the role of neighboring adsorbates and quantum tunneling in the surface diffusion of hydrogen atoms

Researchers investigate the role of neighboring adsorbates and quantum tunneling in hydrogen diffusion on graphene surfaces. Quantum tunneling plays a key role in diffusion at room temperature and below, with contributions still present at higher temperatures.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalThe Journal of Physical Chemistry C·DateMar 7, 2024

Concentration-independent pressure sensing method developed for high-temperature combustion diagnostics

Researchers developed a concentration-independent pressure sensing method using two-color laser absorption spectroscopy for high temperature environments. The new method eliminates the effect of molecular concentration on gas pressure measurements, enabling accurate pressure measurement at temperatures up to 1300 K.

Glovebox-assisted magnetic force microscope offers easier image of air-sensitive samples

Researchers created a compact MFM system that can image air-sensitive materials without surface protection coatings, addressing a major challenge in magnetic materials research. The system provides a controlled environment for precision and reliability, revealing intrinsic magnetic structures.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalReview of Scientific Instruments·DateMar 7, 2024

Wafer-scale patterning of gold nanoparticle arrays enables enhanced biosensing

Researchers developed a self-confined solid-state dewetting mechanism to efficiently pattern non-closely packed gold nanoparticle arrays, enabling two-orders-of-magnitude increase in sensitivity for plasmonic sensing of molecular interactions. This breakthrough paves the way for portable devices with sensitive biosensing capabilities.

Multi-scale feature modulation network introduced for advancing underwater image enhancement

Researchers introduced a new network to enhance underwater images while considering memory and computational power limitations. The Multi-scale Feature Modulation Network (MFMN) achieves better performance with reduced parameters and computational costs.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of King Saud University - Computer and Information Sciences·DateMar 7, 2024

Study elucidates the regulation mechanism for electrocatalytic nitrate reduction

Researchers developed bimetallic copper-nickel phosphide electrocatalysts that exhibit rich heterointerfaces, boosting electron transfer and improving NO3 RR efficiency. The study reveals a successive hydrodeoxygenation pathway and contributes to understanding the electrocatalytic process for sustainable ammonia synthesis.

Novel strategy for ultrahigh density copper single atom enzymes developed for tumor therapies

Researchers introduced a new strategy to prepare ultrahigh density copper single atom enzymes, alleviating the generation of ·OH dilemma in tumor microenvironment. The resulting Cu1 SAEs exhibited remarkable self-cascade catalytic activities, leading to up to 89.17% tumor inhibition rates.

New superconducting material discovered in transition-metal dichalcogenides materials

Researchers from Hefei Institutes of Physical Science discovered a new superconducting material called (InSe2)0.12NbSe2, which possesses a unique lattice structure and a high transition temperature of 11.6 K. This material exhibits an impressive critical current density, comparable to high-temperature superconductors.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of the American Chemical Society·DateJan 18, 2024

Scientists develop high-resolution method to analyze skin gene expression post burns

Researchers developed a high-resolution cell type deconvolution mode method using CIBERSORTx to analyze pooled skin bulk transcriptome data, identifying eight different skin cell types. This allowed for more accurate analysis of gene expression changes post-burn injury and exploration of new targets for clinical wound healing.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of Burn Care & Research·DateJan 7, 2024

Researchers unveil mechanisms behind ozone pollution in China's Yangtze River Delta

A research group led by Prof. XIE Pinhua unveiled the source and transport mechanisms behind an episode of ozone pollution observed in Hefei, a city in the Yangtze River Delta region of China. The study integrated stereoscopic detection techniques with numerical models to analyze the transport process and source attribution of ozone.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalScience of The Total Environment·DateDec 10, 2023

The first Tesla class iron-based superconducting coil performed well in high field

A research group at Hefei Institutes of Physical Science developed the first Tesla class iron-based superconducting coil for high field application. The coil successfully generated a central magnetic field strength of 1.03 T, surpassing all previously reported performance tests of iron-based superconductor coils.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalSuperconductor Science and Technology·DateDec 10, 2023

Research enables high-resolution imaging of moving objects using fourier ptychographic imaging

A research team developed an efficient method to capture high-resolution images of moving objects using Fourier ptychographic imaging technology. By leveraging image registration techniques and advanced algorithms, they successfully reconstructed high-resolution images equivalent to those obtained with large-aperture detection, overcom...

New approach developed for electrocatalytic H2O2 production and biomass upgrading

Researchers have synthesized an oxygen-coordinated Fe single atoms and atom clusters catalyst, demonstrating superior electrocatalytic performance toward H2O2 production and biomass upgrading. The catalyst successfully coupled with the electro-Fenton process, leading to high-rate ethylene glycol conversion and formic acid selectivity.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalAngewandte Chemie International Edition·DateDec 8, 2023

Scientists propose parallel planar heterojunction strategy for efficient solar cells

Researchers propose a parallel planar heterojunction strategy for high-efficiency solar cells using antimony trisulfide as an absorber, achieving an impressive 8.32% efficiency. The approach simplifies material selection and device preparation by enabling the sequential depositions of multiple layers.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalAngewandte Chemie International Edition·DateNov 10, 2023

Novel method unveils cancer origins: DNA methylation profiling reveals primary sites of metastatic cancers

Researchers developed a novel method, BELIVE, to trace cancer origins using DNA methylation profiling, improving accuracy for cancer of unknown primary sites (CUP) patients. The approach achieved high sensitivity rates of 81% and 93%, outperforming traditional immunohistochemistry methods.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNature Communications·TypeExperimental study·DateNov 7, 2023

Scientists use SERS technology to accurately monitor single-molecule diffusion behavior

Researchers successfully monitored the diffusion behavior of a single molecule using SERS technology, enabling real-time analysis. The study found that crystalline violet molecules can be confined in sub-nanometer space, providing insights into molecular interactions and chemical reactions.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalThe Journal of Physical Chemistry Letters·DateNov 6, 2023

High-performance surface enhanced raman scattering substrate proposed based on 2H-TaS2 and single-atom-layer gold clusters

Researchers have proposed a novel SERS substrate by intercalating single-atom-layer gold clusters into bilayer 2H-TaS2, achieving two orders of magnitude enhancement. The team found that the d-orbital electrons on the Au surface couple with neighboring 2H-TaS2, creating a strong local electromagnetic field.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalThe Journal of Physical Chemistry Letters·DateNov 6, 2023