eigenstate

Operator's fixed output

An eigenstate is a quantum state in which a physical property has a definite, measurable value rather than a range of probabilities.

When a system is in an eigenstate of some observable quantity—energy, momentum, spin—measuring that quantity yields a specific result with certainty.

The electron was in an eigenstate of spin-up.

Most quantum states are superpositions of eigenstates, collapsing to a particular eigenstate only upon measurement.

superposition

coherence

Logical internal consistency

amplitude · phase · qubit · quantum computing · decoherence · collapse · measurement problem · quantum information

quantum-mechanics

Schrödinger equation

Governs quantum state evolution

energy level · quantization · collapse · measurement · degeneracy · normalization · orthogonality · completeness

uncertainty

Heisenberg

German quantum theorist

commutator · uncertainty principle · standard deviation · complementarity · quantum fluctuation

wavefunction

amplitude

Maximum oscillation displacement

hydrogen atom · standing wave

Opposites
quantum state definiteness

eigenstatesuperposition

Coexisting in multiple states

quantum superposition · mixed state

Family

state, statement, eigendecomposition, statehood, eigenvalue, eigenvector, eigenvalues

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