About: two-photon absorption

Premodifier: two-photon
Head noun: absorption

Same concepts
http://dbpedia.org/resource/Two-photon_absorption

Broader concepts

label	provenance	confidence
third-order nonlinear optical effect	isap:254801960	0.760179
nonlinear absorption	isap:399640220	0.687050
nonlinear effect	isap:254801956	0.630234
phenomenon	isap:399664039	0.477447

Narrower concepts

label	provenance	confidence