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Definitions

quantum theory

[kwon-tuhm thee-uh-ree, theer-ee] / ˈkwɒn təm ˌθi ə ri, ˌθɪər i /


Example Sentences

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Cat qubits are named in honour of Erwin Schrödinger, whose cat-in-a-box question in 1935 helped illuminate some of the thinking behind quantum theory.

From BBC • Feb. 27, 2025

JJ: There’s so much contradiction within the music on “Quantum Baby” that mimics quantum theory.

From Los Angeles Times • Dec. 4, 2024

“In this approach the currently fixed geometry of quantum theory, tied to the Born rule for quantum probabilities, becomes dynamical, in analogy with dynamical spacetime metric of general relativity,” Minic said.

From Salon • Nov. 13, 2024

“We want to bring it out of quantum theory and labs and take it to actual photons from stars,” Lau says.

From Science Magazine • Mar. 19, 2024

According to quantum theory, everything—light, electrons, protons, small dogs—have both wavelike and particlelike properties.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife