abbreviation
acronym
amplification
background
concept
conserved
distortion
efficiency
electrical systems
emission
energy
femtosecond
four wave mixing
fourwave
fourwave mixing
fwm
incoming photon
interaction
intermodulation
laser
new wavelengths
nonlinear
nonlinear process
note
optic
optical
parametric
phasesensitive
phenomenon
phrase
process
produce
radiation
spectrum
spot
standard
text
theoretical
two or three
wave mixing
waveform
wavelengths
word