Physics:Quantum Decoherence - Revision history

WikiHarold: Restore missing Quantum reference definitions

2026-05-24T00:31:04Z

Restore missing Quantum reference definitions

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	This corresponds to a classical statistical mixture.<ref name="Zurek2003" />		This corresponds to a classical statistical mixture.<ref name="Zurek2003">{{cite book
			\|last=Zurek
			\|first=Wojciech H.
			\|title=Decoherence and the Transition from Quantum to Classical
			\|publisher=Springer
			\|year=2003
			\|url=https://link.springer.com/chapter/10.1007/978-3-540-35775-9_1
			}}</ref>

	== Decoherence in master equations ==		== Decoherence in master equations ==
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	After decoherence, the system behaves as if it were in one of several classical states with certain probabilities.		After decoherence, the system behaves as if it were in one of several classical states with certain probabilities.

	However, decoherence alone does not select a single outcome; it explains the absence of interference.<ref name="MIT_OCW" />		However, decoherence alone does not select a single outcome; it explains the absence of interference.<ref name="MIT_OCW">{{cite web \|url=https://ocw.mit.edu/courses/22-51-quantum-theory-of-radiation-interactions-fall-2012/resources/mit22_51f12_ch8/ \|title=22.51 Course Notes, Chapter 8: Open Quantum Systems \|website=MIT OpenCourseWare \|access-date=2026-04-12}}</ref>

	== Applications ==		== Applications ==
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	{{#invoke:PhysicsQC\|tocHeadingAndList\|Physics:Quantum basics/See also}}		{{#invoke:PhysicsQC\|tocHeadingAndList\|Physics:Quantum basics/See also}}

	=References=		= References =
	{{reflist\|3}}		{{reflist\|3}}

Maintenance script: Update quantum article navigation for Dynamical decoupling

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Maintenance script: Apply Quantum previous-next navigation

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Maintenance script: Improve Book I intro quality

2026-05-20T09:04:41Z

Improve Book I intro quality

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	'''Decoherence''' ~~is a Book I topic in the Quantum Collection. Quantum~~ decoherence is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. It explains how classical behavior emerges from quantum systems without invoking wavefunction collapse. Decoherence plays a central role in quantum measurement, quantum information, and the quantum-to-classical transition. Quantum decoherence is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. ~~It explains how classical behavior emerges from~~ quantum ~~systems without invoking wavefunction collapse.{{cite book \|title=Decoherence and the Transition from Quantum to Classical Decoherence plays~~ a ~~central role~~ in ~~quantum measurement~~, ~~quantum information, and~~ the ~~quantum-to-classical transition.~~		'''Decoherence''' quantum decoherence is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. It explains how classical behavior emerges from quantum systems without invoking wavefunction collapse. Decoherence plays a central role in quantum measurement, quantum information, and the quantum-to-classical transition. Quantum decoherence is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. In quantum mechanics, a system may exist in a superposition of states: When the system interacts with an environment, it becomes entangled with environmental degrees of freedom: Tracing out the environment yields a reduced density matrix:
	</div>		</div>

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	'''~~Quantum decoherence~~''' is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. It explains how classical behavior emerges from quantum systems without invoking wavefunction collapse.~~<ref name="Zurek2003">~~{{cite book		'''Decoherence''' is a Book I topic in the Quantum Collection. Quantum decoherence is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. It explains how classical behavior emerges from quantum systems without invoking wavefunction collapse. Decoherence plays a central role in quantum measurement, quantum information, and the quantum-to-classical transition. Quantum decoherence is the process by which a quantum system loses its ability to exhibit coherent superposition due to interaction with its environment. It explains how classical behavior emerges from quantum systems without invoking wavefunction collapse.{{cite book \|title=Decoherence and the Transition from Quantum to Classical Decoherence plays a central role in quantum measurement, quantum information, and the quantum-to-classical transition.
	~~\|last=Zurek~~
	~~\|first=Wojciech H.~~
	\|title=Decoherence and the Transition from Quantum to Classical
	~~\|publisher=Springer~~
	~~\|year=2003~~
	~~\|url=https://link.springer.com/chapter/10.1007/978-3-540-35775-9_1~~
	}}</ref><ref name="MIT_OCW">{{cite web \|url=https://ocw.mit.edu/courses/22-51-quantum-theory-of-radiation-interactions-fall-2012/resources/mit22_51f12_ch8/ \|title=22.51 Course Notes, Chapter 8: Open Quantum Systems \|website=MIT OpenCourseWare \|access-date=2026-04-12}}</ref>
	Decoherence plays a central role in quantum measurement, quantum information, and the quantum-to-classical transition.
	</div>		</div>

Maintenance script: Normalize Book I Quantum page structure

2026-05-19T22:50:10Z

Normalize Book I Quantum page structure

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	{{Author\|Harold Foppele}}		{{Author\|Harold Foppele}}

	{{Sourceattribution\|Quantum Decoherence\|1}}		{{Sourceattribution\|Physics:Quantum Decoherence\|1}}

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