| abstract |
The invention relates to liquid-crystalline (dihydro)phenanthrene derivatives of the formula I n n n in which n R, G, A 1 , Z 1 , m, L 1 , L 2 , L 3 , L 4 , L 5 and Y are as defined in claim 1, and to liquid-crystalline media comprising at least one (dihydro)phenanthrene derivative of the formula I, and to electro-optical displays containing a liquid-crystalline medium of this type. |