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Nobel 2023 - Chemistry UPSC NOTE

 

  • The 2023 Nobel Prize in Chemistry has been awarded to Alexei Ekimov, Louis Brus, and Moungi Bawendi .

  • They awarded for their work on quantum dots.

  • Quantum dots are very small crystals with peculiar properties.

  • Quantum dots have application in a variety of fields, from new-age LED screens to quantum computers.

  • Quantum dots can contribute to flexible electronics, miniscule sensors, slimmer solar cells, and perhaps encrypted quantum communication.


  • Quantum dots are tiny particles or nanocrystals of a semiconductor material with diameters in the range of 2-10 nanometers.

  • Quantum dots are made of a variety of semiconductor materials, including cadmium selenide (CdSe), indium arsenide (InAs), and gallium arsenide (GaAs).

  • Quantum dots are unique in that their emission wavelength can be tuned by simply changing their size.

Application of Quantum Dots

  • Optical displays

  • Solar cells.

  • Biomedical imaging.

  • Drug delivery.

  • Quantum computing

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Learnerz IAS | Concept oriented UPSC Classes in Malayalam: Nobel 2023 - Chemistry UPSC NOTE
Nobel 2023 - Chemistry UPSC NOTE
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