Reciprocity (cultural anthropology)
Electrical impedance
Radiation
Optics
Propagation constant
Physics
Surface wave
Method of moments (probability theory)
Wavelength
Leaky mode
High impedance
Transverse plane
Input impedance
Acoustics
Leaky wave antenna
Radiation pattern
Surface (topology)
Antenna (radio)
Computer science
Microstrip antenna
Radiation mode
Geometry
Engineering
Mathematics
Telecommunications
Estimator
Laser
Structural engineering
Psychology
Social psychology
Single-mode optical fiber
Quantum mechanics
Statistics