cat state vs GKP code
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cat state
The cat state represents a fundamental concept in quantum mechanics. It illustrates superposition, where a quantum system occupies multiple potential states concurrently until observed. This phenomenon, rooted in Schrödinger’s famous thought experiment, highlights how particles can exist in a combination of possibilities—such as being both alive and dead—prior to measurement collapsing the wave fu...
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GKP code
GKP codes represent a method for safeguarding quantum information using bosonic oscillators. They encode qubits within continuous variables—specifically Gaussian states—to mitigate errors caused by environmental disturbances. This approach is particularly relevant to researchers and developers working on long-distance quantum communication and systems employing continuous variable quantum technolo...
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