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Category: Light

efeito corona DESTAQUE
Energy, High energy, Light, Power systems

Corona effect on electricity

Pedro Ney Stroski / 30 de July de 2023

This post’s subject is corona effect or corona discharge. This phenomenon is common in medium and high voltage transmission lines.

Analog electronics, Hobby, Integrated circuits, Light, Projects

2 projects with LED effect

Pedro Ney Stroski / 23 de July de 2023

The two shown projects to make LED effect using the Johnson counter 4017.

Light, Materials, News

An atom observed by X-rays

Pedro Ney Stroski / 2 de June de 2023

For the first time, a single atom received a X-rays beam, identifying the elemente and revealing information about the chemical state.

metalente no telescópio
Light, Nanotechnology, New technology, News

The first ultrathin and compact metalens

Pedro Ney Stroski / 8 de March de 2023

Was developed the metalens, a new type of lens for telescopes and cameras, which can be flat and operates on near-infrared region.

Electronic components, Electronics, Instrumentation, Light, Quantum mechanics, Semiconductors, Sensors

How CCD sensor works?

Pedro Ney Stroski / 10 de November de 2022

The CCD is the abbreviation of Charged Couple Device. This light sensor is very used to obtain images in digital cameras, telescopes and smartphones.

Exploration, Light, New technology, Space, Telecomunications

Liquid mirror telescope

Pedro Ney Stroski / 1 de October de 2022

This post’s subject is the liquid mirror telescope. The operation, advantages and disadvantages and, some projects are shown.

Aeronautics, Electronics, Instrumentation, Light, Mechanics, Microelectronics

Gyroscope: what is it and how does it work?

Pedro Ney Stroski / 26 de August de 2022

This post’s subject is the gyroscope. An instrument of great utility for electronic devices and for air, naval, and space navigations.

Exploration, Light, News, Space

Image of Cartwheel galaxy obtained by James Webb

Pedro Ney Stroski / 3 de August de 2022

Another nice image was obtained by the space telescope James Webb. This time it is from Cartwheel galaxy.

Messier 74
Light, News, Space

New image of Messier 74 galaxy from James Webb

Pedro Ney Stroski / 21 de July de 2022

An impressive image of the NGC 628 or Messier 74 galaxy was produced, using data obtained by the James Webb Space Telescope (JWST).

buraco negro no centro da galáxia
Exploration, Light, News, Space

First image of black hole in the center of galaxy

Pedro Ney Stroski / 13 de May de 2022

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.

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Pedro Ney Stroski

About me

Hi! I am electrical engineer with master degree in Electronic Systems. This site talks about technology subjects, destinated to students and interested in all levels.

 

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