00454nam a2200181Ia 4500003000400000005001700004008004100021020001500062040000700077041000800084082002300092100002400115245005500139250000600194260004300200300001600243365001300259OSt20230327152532.0210423s2007 xx 000 0 und d a8122419968 cAL aeng a530.429 223bCOLP aCOLLINGS (Peter J). aLiquid crystals: natures delicate phase of matter. a2 aNew DelhibNew Age Internationalc2007 axiv,204bHB b395cINR