<http://webisa.webdatacommons.org/4913198>	<http://www.w3.org/ns/prov#value>	"Current optical modulators that use naturally existing materials, such as silicon or liquid crystals, to manipulate the intensity of light waves have proven to be very inefficient in terahertz frequencies." .
<http://webisa.webdatacommons.org/prov/48508771>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/4913198> .
<http://webisa.webdatacommons.org/prov/45356705>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/4913198> .
<http://webisa.webdatacommons.org/4913198>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<scitechdaily.com> .
<http://webisa.webdatacommons.org/4913198>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .