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单词 quantum bit
释义

quantum bit


noun Computers.

the fundamental unit of information in a quantum computer, capable of existing in two states, 0 or 1, simultaneously or at a different time.
Also called qu·bit [kyoo-bit] /ˈkyuˌbɪt/ .

Origin of quantum bit

First recorded in 1990–95

Words nearby quantum bit

quantize, quantometer, quantong, Quantrill, quantum, quantum bit, quantum chemistry, quantum chromodynamics, quantum computer, quantum cryptography, quantum efficiency
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Scientific definitions for quantum bit

quantum bit

The smallest unit of information in a quantum computer. Unlike bits in classical systems, which are in one of two possible states labelled 1 and 0, a quantum bit exists in a superposition of these two states, settling on one or the other only when a measurement of the state is made. Also called qubit
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/11/14 2:52:35