quantum dot

noun

Definition of quantum dot

: a semiconductor nanocrystal exhibiting quantum mechanical effects that allow it to mimic the properties of an atom The quantum dot is a semiconducting (or metallic) region so tiny that it is essentially confined in all three dimensions; like an atom, it contains a finite number of charges and has discrete energy levels.— Barbara Goss Levi

Examples of quantum dot in a Sentence

Recent Examples on the Web The optical properties of the quantum dot are all the result of the physics associated with its core. Gabriel A. Silva, Forbes, 23 Sep. 2021 Companies other than Samsung may use quantum dot technology without referring to it as a QLED display. Maren Estrada, BGR, 18 July 2021 Another option for a huge TV is the Samsung Q70A, which also leverages quantum dot technology for a great viewing experience. Maren Estrada, BGR, 11 June 2021 The real icing on the cake, though, is that TCL is using a QLED, or quantum dot, panel for a better picture on the whole. Jacob Krol, CNN Underscored, 23 Nov. 2020 With local dimming for deep blacks, a high peak brightness to make those highlights pop, and quantum dot tech for stunning colors, Netflix will look better than ever before. Whitson Gordon, NBC News, 9 Nov. 2020 With its 4k picture and quantum dot performance, the crystal clear picture quality of the TCL Series 6 provides a value that is impossible to beat. Nick Morton, USA TODAY, 28 Oct. 2020 For the 2020 lineup, both the 5- and 6-Series will feature quantum dot LED (QLED) technology. Jacob Krol, CNN Underscored, 11 Aug. 2020 The unit cell developed by Dzurak’s team comprises two qubits confined in a pair of quantum dots embedded in silicon. Caroline Delbert, Popular Mechanics, 17 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quantum dot.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of quantum dot

1985, in the meaning defined above

Keep scrolling for more

Learn More About quantum dot

Time Traveler for quantum dot

Time Traveler

The first known use of quantum dot was in 1985

See more words from the same year

Dictionary Entries Near quantum dot

quantum computer

quantum dot

quantum efficiency

See More Nearby Entries 

Statistics for quantum dot

Last Updated

27 Sep 2021

Cite this Entry

“Quantum dot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quantum%20dot. Accessed 19 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!