| http://www.w3.org/ns/prov#value | - In another embodiment, this invention provides a thermotropic liquid crystalline polymer which is characterized by a recurring monomeric unit corresponding to the formula: ##STR5## where P is a polymer main chain unit, S is a flexible spacer group having a linear chain length of between about 0-20 atoms, M' is a pendant mesogen which exhibits a third order nonlinear optical susceptibility ?? of at
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