Electron Spin Resonance Qubits, Explained
Electron spin resonance qubits are controlled with microwave pulses. How spin manipulation works, coherence techniques and current challenges.
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Quantum Hardware & Qubits
Superconducting circuits, trapped ions, photonics, silicon spins and neutral atoms: the physical machines behind the qubit count, and what limits them.
69 articles
Silicon-Based Quantum Computing and Its Advantage
Silicon qubits could reuse chip-industry manufacturing. How spin qubits in silicon work, their advantages and the coherence and control challenges.
Quantum Acoustic Devices: Sound at the Single Phonon
Quantum acoustics controls sound at the level of single phonons. How acoustic devices couple to qubits and what applications are proposed.
Cavity Quantum Electrodynamics: Light in a Box
Cavity quantum electrodynamics studies atoms interacting with light trapped between mirrors. Strong coupling, Rabi splitting and uses in computing.
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.
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.
Magnetic Molecule Qubits: Chemistry as Hardware
Magnetic molecules can act as qubits whose properties chemists can tune. Spin dynamics, coherence times, applications and recent advances.
Quantum Hall Effect Devices and Resistance Standards
Quantum Hall devices give resistance values fixed by fundamental constants, which is why they define resistance standards. Physics and uses.
Solid-State NMR Quantum Computing Explained
Solid-state NMR quantum computing encodes qubits in nuclear spins in crystals. Its advantages over liquid NMR, challenges and prospects.
Liquid-State NMR Quantum Computing and Its Ceiling
Liquid-state NMR ran the first small quantum algorithms using nuclear spins in molecules. How it worked and why it cannot scale far.
Coupled Quantum Dots and Two-Qubit Gates
Coupled quantum dots let electrons tunnel between neighboring dots, which enables two-qubit gates. Formation, phenomena and applications.
