Research Progress
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Novel universal principle guided the properties of fluorophosphate glassA research team led by Prof. Dr. WANG Pengfei from Xi'an Institute of Optics and Precision Mechanics (XIOPM) of the Chinese Academy of Sciences (CAS) reported the effect of F/O ratio on the structure of fluorophosphate glass. They comprehensively analyzed t... A research team led by Prof. Dr. WANG Pengfei from Xi'an Institute of Optics and Precision Mechanics (XIOPM) of the Chinese Academy of Sciences (CAS) reveals the relationship between F/O ratio and the structure of fluorophosphate glass through conducting co...Jun 27, 2024 -
New Method for Enhancing Fourier Ptychographic Microscopy EfficiencyA team led by PAN An from the Xi'an Institute of Optics and Precision Mechanics, has introduced an innovative adaptive resolution strategy to significantly improve the efficiency and performance of Fourier ptychographic microscopy (FPM). By reducing the unn... Recently, a research group led by Dr. PAN An from the Xi'an Institute of Optics and Precision Mechanics of the Chinese Academy of Sciences, proposed a new adaptive resolution strategy to enhance the efficiency and performance of Fourier ptychographic micros...Jun 27, 2024 -
A Painting Authentication Method Based on Spatial-Spectral Feature FusionA team led by associate Prof. ZHANG Pengchang and Associate Prof. QIU Shi from the Xi'an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, reported a model of utilizing a convolutional neural network to classify the collected images ... Associate Prof. ZHANG Pengchang and Associate Prof. QIU Shi, leading a research team at the Xi'an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, have devised a painting authentication method based on hyperspectral imaging. This in...Jun 26, 2024 -
Feature-domain Fourier Ptychographic Microscopy Promotes Low-cost Pathological Screening and AnalysisFourier ptychographic microscopy (FPM) suffers from vignetting artifacts when reconstructing the entire field of view (FOV), and has high requirements for systematic error calibration, which significantly impedes the advancement and applications of FPM in d... Recently, a research team led by Associate Prof. PAN An from Xi’an Institute of Optics and Precision Mechanics (XIOPM) of the Chinese Academy of Sciences (CAS) reported a feature domain-based FPM (termed FD-FPM) computational framework to realize non-block...Jun 19, 2024 -
A new record：2085 nm glass fiber laser output slope efficiency up to 90.4%A low-loss Ho3+-doped fluorotellurite glass fiber was successfully developed and fabricated. The end face of fiber remained undamaged under a ~ 70 W of 981 nm CW laser irradiation. An unsaturated maximum 6.35 W@2085 nm singlemode laser output with a slope e... The widespread applications of lasers operating at wavelengths of approximately 2 μm span across various fields, including medicine, communication, and the environment. Co-affected by the multiphoton absorption effects and residual hydroxyl group absorptio...Jun 07, 2024