Superconductivity
Coupling (piping)
Ginzburg–Landau theory
Physics
Differential (mechanical device)
Phase (matter)
Set (abstract data type)
Condensed matter physics
Differential equation
Topology (electrical circuits)
Order (exchange)
Josephson effect
Coupling parameter
Quantum mechanics
Mathematics
Computer science
Materials science
Combinatorics
Finance
Economics
Metallurgy
Thermodynamics
Programming language