Quantum Radar: The Claims and the Physics
How quantum radar would use entangled photons to detect objects, what laboratory experiments have shown, and why its practical range is limited.
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739 articles
The Mathematics Behind Quantum Mechanics
The mathematics behind quantum mechanics: wavefunctions, linear algebra, probability, quantum logic, circuits and the quantum Fourier transform.
Quantum Superposition: The Principle Explained
Quantum superposition explained: its history, key experiments, Schrödinger’s cat, the link to entanglement and measurement, and computing uses.
Quantum Numbers, Orbitals and Electron Configuration
The four quantum numbers, orbital shapes and the rules of electron configuration: the Aufbau principle, Pauli exclusion and Hund’s rule.
Quantum Processing Software: The Current Stack
What quantum software does between the user and the hardware, how quantum and classical processing compare, and which industries use it.
The Quantum Compass: Navigation Without Satellites
How a quantum compass uses atom interferometry and quantum sensors to navigate without GPS, and how it compares with conventional systems.
Quantum Scanning: Imaging at the Quantum Limit
What quantum scanning and quantum imaging mean, how quantum sensors and interference improve resolution, and where the technology is used.
Quantum Computing for Medical Image Reconstruction
How quantum algorithms might speed up medical image reconstruction and registration, and how they compare with current classical methods.
Quantum Physics for Beginners
Quantum physics for beginners: wave-particle duality, uncertainty, Schrödinger’s cat, superposition, entanglement, tunneling and teleportation.
Quantum Supremacy: What Was Actually Proved
What quantum supremacy experiments actually proved, what they did not, and how supremacy differs from useful quantum advantage.
Quantum States: Pure, Mixed and What They Mean
What a quantum state is, how pure and mixed states differ, how states are written mathematically, and how they evolve and collapse on measurement.
Quantum Sensing: The Technology and Its Uses
Quantum sensing explained: how it detects magnetic fields and gravity, and where it is used in healthcare, navigation, aerospace and defense.