What does 4WM stand for?

Four Wave Mixing

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Samples in periodicals archive:

The University of Wisconsin-Madison has developed the Doubly Vibrationally Enhanced Four Wave Mixing (DOVE) technique to study molecular interactions using modified infrared spectroscopy involving two infrared lasers.

Random Samples

Its flatter gain profile means less costly electronics for gain correction, and, being further away from zero dispersion wavelength means more dispersion and therefore lower Four Wave Mixing (FWM).

SPI Announces a Breakthrough in Component Costs For L-Band ...

NZ-DSF fiber suppresses a non-linear effect known as four wave mixing (FWM), which limits multi-channel transmission on dispersion-shifted fiber that has its zero dispersion in the erbium-doped fiber amplifier bandwidth range (typically about 30 nm in the 1530 to 1560 nm range).

New Fujitsu Products Fill High-Capacity Needs of Interexchange, Local ...