6 Result(s)
within
Lie Lin
Science, Humanities and Social Sciences, multidisciplinary
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Article
Open AccessPrinting special surface components for THz 2D and 3D imaging
The paper reports an off-axis large focal depth THz imaging system which consists of three 3D printed special surface components (two aspherical mirrors and an axicon). Firstly, the optical design software is ...
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Article
Open AccessFabricating THz spiral zone plate by high throughput femtosecond laser air filament direct writing
The sixth-generation wireless communication will exploit the radio band with frequencies higher than 90 GHz, reaching terahertz (THz) band, to achieve huge signal bandwidths. However, the cost-effective fabric...
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Article
Open AccessGenetic algorithm for the location control of femtosecond laser filament
An adaptive method based on the genetic algorithm (GA) is proposed to control the location of femtosecond laser filament. To verify the feasibility of this method, the simulation results obtained through the G...
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Article
Open AccessImage Fiber-Based Miniature Suspended Solid Sensor with High Accuracy and a Large Dynamic Range
An image fiber-based miniature suspended solid sensor has been demonstrated. The diameter of the sensor is only a few millimeters. A superhydrophobic material is coated on the end of the image fiber to avoid t...
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Article
Open AccessIn-situ visualization of multiple filament competition dynamic during nonlinear propagation of femtosecond laser
In this work, multiple filamentation competition of femtosecond pulse in methanol is studied both experimentally and numerically. The visualization of multiple filamentation competition has been realized in th...
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Article
Open AccessTunable reflecting terahertz filter based on chirped metamaterial structure
Tunable reflecting terahertz bandstop filter based on chirped metamaterial structure is demonstrated by numerical simulation. In the metamaterial, the metal bars are concatenated to silicon bars with different...
