About: http://webisa.webdatacommons.org/147353969

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The time constant ?? is defined by ??=??d2 /K, where ?? is an average viscosity of the liquid crystal, d is the cell gap spacing or pitch length and K is an average elastic constant of the liquid crystal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com