A new formula for white paint got a reflectivity record, allowing to save energy with air conditioner and improve thermal isolation.
Category: Light
New atomic clocks will redefine the second
Three different atomic clocks made an ultraprecise comparison measure, within a quadrillionth of 1%, an advance in the new definition of a second.
What is Raman spectroscopy?
Today’s subject is Raman spectroscopy. A very used technique in physics, chemistry, and biology to analyze materials’ molecular structure.
3D printer: How it works?
The 3D printer is revolutionizing object manufacturing. It’s an additive manufacturing technology, whose operation is today’s subject.
Jiuzhang, the photonic quantum computer
The Jiuzhang is a recently built quantum computer, which makes impossible calculations for a digital computer using photons, light particles.
Fresnel linear concentrator
The Fresnel linear concentrator is a little known form of thermal solar energy generation. The operation of this technology is today’s subject.
How the internet works? (Part 2, optical fiber networks)
Currently, communication by the internet is made by optical fiber networks. In this post, are shown network architectures and latency.
Electromagnetic pulse (EMP)
I received requests to write about electromagnetic pulse (EMP). In this post, are described the power of EMP, source, and weapons which use this technology.
Electromagnetic interference (EMI)
Fulfilling requests, this post’s subject is the problem of electromagnetic interference (EMI). In addition to relation with electromagnetic compatibility.
UV robot for disinfection
An autonomous robot, built by Akara Robotics, uses ultraviolet light (UV) for disinfection in hospitals.