Magical Dots আবিষ্কারের জন্য নোবেল প্রাইজ পেলেন|Quantum Dot Explained|Nobel Prize in Chemistry 2023

Описание: Magical Dots আবিষ্কারের জন্য নোবেল প্রাইজ পেলেন|Quantum Dot Explained|Nobel Prize in Chemistry 2023

THIS VIDEO IS MADE FOR EDUCATION PURPOSE. BY SPREADING KNOWLEDGE WE CAN MAKE THIS WORLD A BETTER PLACE.

From this video you are going to get answers of following questions:

1. What is quantum dot?
2. What is nanocrystal?
3. What is semiconductor?
4. How do atoms emit light?
5. Why different metal emits different colored light?
6. How LED light works?
7. How quantum dot works?
8. Why colour of quantum dot depends on its size?
9. What is conduction band and valance band?
10. What is energy band gap ?
11. Why energy band gap is varying with its size in quantum dot?
12. Why energy of an electron is more in outer shell than inner shell ?
13. Why energy of outermost shell of an atom is divided in several energy lavel?
14. What is energy band in atom?
15. Relation between wavelength of light and it's energy and colour.
16. Why Nobel prize is given in chemistry in 2023.
17. Who got Nobel prize in chemistry in 2023?
18 What is fluorescence?
19. Nanoscience is explained in Bengali

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Science Around You
By Subhasis Ghosh.


Timestamps :
00:00 - Intro
02:18 - What is Quantum dot?
02:33 - What is Semiconductor?
03:22 - What is Nanocrystal?
04:20 - How do atoms emit light?
10:26 - How do semiconductor atoms emit light?
13:37 - How LED light bulb emits light?
14:18 - How Quantum dot works?
17:16 - Application of quantum dots.

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