Optical Lattices: Trapping Atoms With Light
Optical lattices are grids of light that trap ultracold atoms. How they are made and used to simulate condensed matter physics and phase transitions.
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Quantum Annealers: What the Hardware Actually Does
What quantum annealers such as D-Wave’s physically do, how they differ from gate-based computers, and what real use cases show about their limits.
Quantum Cosmology: Applying Quantum Rules to a Universe
Quantum cosmology applies quantum theory to the universe as a whole. Early universe dynamics, fluctuations, the CMB, quantum gravity and multiverse ideas.
Molecular Quantum Computing: Molecules as Qubits
Molecular quantum computing stores qubits in the spins or states of molecules. Principles, possible applications, advantages and challenges.
Quantum Topology: Invariants and Physical Meaning
Quantum topology links topological invariants of knots and manifolds with quantum field theory and quantum groups. Origins and applications.
Quantum Fractals: Self-Similarity in Wavefunctions
Fractal patterns appear in some quantum systems, from Hofstadter’s butterfly to fractal wavefunctions. Their origins, properties and uses.
Quantum Chaos: Classical Disorder in Quantum Systems
Quantum chaos studies quantum systems whose classical versions are chaotic. Level statistics, scrambling and relevance to quantum computing.
Quantum Thermodynamics: Heat and Work With Qubits
Quantum thermodynamics asks how heat, work and entropy behave in quantum systems. Quantum engines, refrigerators, Maxwell’s demon and work extraction.
Quantum Metrology: Precision Beyond Shot Noise
How quantum metrology beats the shot-noise limit, and its uses in atomic clocks, navigation, astronomy, healthcare and manufacturing.
Quantum Game Theory: Strategies With Entanglement
Quantum game theory lets players use entangled strategies. How this changes outcomes in games such as the prisoner’s dilemma.
Quantum Phase Slip Junctions: The Dual of Josephson
Quantum phase slip junctions are the dual of Josephson junctions in superconducting nanowires. Their physics and possible uses.
Quantum Well Devices: Confinement in One Dimension
Quantum wells confine electrons in one dimension to create discrete energy levels. Their history, fabrication and use in lasers and LEDs.