electromagnetic
adjective /ɪˌlektrəʊmæɡˈnetɪk/
  /ɪˌlektrəʊmæɡˈnetɪk/
 (physics)- having both electrical and magnetic characteristics (or properties)
- an electromagnetic wave/field
 
Oxford Collocations DictionaryElectromagnetic is used with these nouns:- field
 - force
 - radiation
 - …