Was developed the metalens, a new type of lens for telescopes and cameras, which can be flat and operates on near-infrared region.
Category: Light
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.
The first integrated laser
Was built an integrated laser in a lithium niobate substrate, for applications in telecommunications.
5 methods to discover exoplanets
In this post, it’s shown the methods of detecting exoplanets, which are planets outside the Solar System, they orbit other stars, or wander through space.
Laser types (Part 3, fiber laser)
In this third part, are shown the operation principle, advantages and disadvantages, and the applications of fiber laser.