PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Particles may be selected for their ability to self-assemble naturally, though this process may also be amplified by external forces such as an electric field, magnetic field, sonics, ultra-sonics, pH control, use of surfactants and other methods to affect a change to the particle surface charge state, including charge distribution, of the particle.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com