Quantum Theory of Light: Photons and Where They Fit
The quantum theory of light from Planck’s hypothesis and Einstein’s photons to the photoelectric effect, energy quantization and complementarity.
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Tagged: Quantum Information Theory
69 articles
Quantum Universe Theory: Cosmology at Small Scale
How quantum mechanics meets cosmology: quantum fluctuations in the early universe, quantum gravity concepts and the hypotheses of quantum cosmology.
The Quantum Vacuum: The Lowest Energy State
The quantum vacuum is the lowest energy state of a field. Zero-point energy, vacuum fluctuations, the Casimir effect and Hawking radiation explained.
Quantum Geometry: Space at the Smallest Scale
Quantum geometry treats lengths, areas and volumes as discrete at the Planck scale. Its history, links to entanglement, black holes and cosmology.
Quantum Teleportation and Data Security
What quantum teleportation actually transfers, how it relates to quantum key distribution and entanglement, and its role in securing data.
The Quantum Internet and What It Means for Privacy
How a quantum internet would use entanglement and quantum key distribution to protect data, and how it relates to post-quantum cryptography.
Quantum Computing for Partial Hidden Markov Models
How hidden Markov models are mapped onto quantum circuits, how the split HQMM algorithm learns their parameters, and what experiments show so far.
MIT Quantum Computing: Research, Courses and Labs
Quantum research at MIT: algorithms and complexity, information theory, trapped-ion experiments, measurement and control, and the QuARC community.
Quantum Mechanics Explained: A Beginner’s Guide
A beginner’s tour of quantum mechanics: the Schrödinger equation, wave-particle duality, uncertainty, decoherence and the main interpretations.
