Research Progress
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Scientists Experimentally Confirmed the Relationship Between Phase Noises and Harmonic Frequenciespassively mode-locked fiber lasers (MLLs) have rapidly developed and been widely used in many application fields.Over the past decades, theoretical analysis models related to noise characterization have been built. However, no detailed study on timing jitte... In recent years, passively mode-locked fiber lasers (MLLs) have rapidly developed and been widely used in many application fields, such as optical frequency comb generation, high-resolution optical sampling, precision optical metrology, low noise microwave ...Mar 02, 2020 -
Scientists Reveal a Methodology for Highly Cost-Efficient Large-Scale Uniform Laminar Plasma Jet ArrayDeveloping cost-efficient large-scale uniform plasma jets represents a significant challenge for high performance in material processing and plasma medicine. Here, a V-I characteristic modulation approach is proposed by a research group of CAS to reduce the... Nonequilibrium atmospheric-pressure plasmas have been extensively used in various practical applications such as material processing, thin film deposition, nanoscience, plasma medicine, biological sterilization, and chemical analysis, due to their prevailin...Jan 14, 2020 -
Xie Peng’s research team predicted that Influences of group velocity dispersion on ultrafast pulse shaping in time lensTime-lens technology is of significant interest in signal processing and optical communication. The impacts of group velocity dispersion (GVD) on ultrafast pulse shaping in a time-lens system based on four-wave mixing are explored in Xie Peng’s research te...Nov 27, 2019 -
Design and magneto-optical characteristics of Ge-Sb-S-PbI2 chalcogenide glasses with a high Verdet constantTo develop high-performance magneto-optical chalcogenide glasses and clarify the mechanisms of the Verdet constant, Haitao Guo’s research team designed and fabricated a series of GeS2-Sb2S3-PbI2 chalcogenide glasses, and the Faraday effects of the series w...Nov 27, 2019 -
Simulation of microchannel plate photomultiplier tube in high magnetic fieldsThe microchannel plate photomultiplier tube (MCP-PMT) used in high energy physics experiments usually needs to be able to operate in strong magnetic fields. In this paper, Ping Chen’s research team developed a 3D MCP-PMT model in CST studio suite to study ...Nov 27, 2019