This post’s subject is corona effect or corona discharge. This phenomenon is common in medium and high voltage transmission lines.
Category: Light
2 projects with LED effect
The two shown projects to make LED effect using the Johnson counter 4017.
An atom observed by X-rays
For the first time, a single atom received a X-rays beam, identifying the elemente and revealing information about the chemical state.
The first ultrathin and compact metalens
Was developed the metalens, a new type of lens for telescopes and cameras, which can be flat and operates on near-infrared region.
How CCD sensor works?
The CCD is the abbreviation of Charged Couple Device. This light sensor is very used to obtain images in digital cameras, telescopes and smartphones.
Liquid mirror telescope
This post’s subject is the liquid mirror telescope. The operation, advantages and disadvantages and, some projects are shown.
Gyroscope: what is it and how does it work?
This post’s subject is the gyroscope. An instrument of great utility for electronic devices and for air, naval, and space navigations.
Image of Cartwheel galaxy obtained by James Webb
Another nice image was obtained by the space telescope James Webb. This time it is from Cartwheel galaxy.
New image of Messier 74 galaxy from James Webb
An impressive image of the NGC 628 or Messier 74 galaxy was produced, using data obtained by the James Webb Space Telescope (JWST).
First image of black hole in the center of galaxy
The international team of Event Horizon Telescope (EHT), was able to obtain the first image ofo a supermassive black hole in the center of Milky Way.