New Atlas

Desktop laser sears the tiniest things with micron precision

Laser engraving has become a new hobby of mine as of late. I've been tinkering around with blue diode lasers that can engrave ...
Tech Xplore

Novel 3D nanofabrication techniques enable miniaturized robots

In the 1980s when micro-electro-mechanical systems (MEMS) were first created, computer engineers were excited by the idea ...
Tech Xplore

Novel 'ink' for light-based 3D printing enables color-changing, conducting polymer structures

A new type of "ink" makes it possible to 3D print electrochemically switchable, conducting polymers using a light-based process. Researchers from the universities of Heidelberg and Stuttgart have ...
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Laser Engraving Wood Coasters with a CNC Machine: DIY Woodworking Project

This video demonstrates how to use a Full Spectrum Laser Hobby 20x12 to create a set of wooden coasters and a matching holder from 1/4" plywood. It showcases CNC laser woodworking techniques suitable ...
IEEE

Terahertz Women Reproductive Hormones Sensor Using Photonic Crystal Fiber With Behavior Prediction Using Machine Learning

Abstract: In this article, we propose a rectangular hollow core Photonic Crystal Fiber (PCF) sensor for high detection of women’s reproductive hormones (progesterone and estradiol) in the blood sample ...
IEEE

2D-3D Facial Image Analysis for Identification of Facial Features Using Machine Learning Algorithms With Hyper-Parameter Optimization for Forensics Applications

Abstract: Recognizing a face is a remarkable process that humans naturally use. Computer vision has tried to resemble this ability of human vision as a biometric tool to identify humans. Commercial ...