id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ap-1047	Prajzler, V.; Jeřábek, V.; Lyutakov, O.; Hüttel, I.; Špirková, J.; Machovič, V.; Oswald, J.; Chvostová, D.; Zavadil, J.	Optical Properties of Erbium and Erbium/Ytterbium Doped Polymethylmethacrylate	2008	8	.pdf	application/pdf	3778	204	71	3 displays the FT-IR spectra of PMMA layers doped with Er3� ions (ErCl3) in the wavelength range from 4000 to 2600 cm�1. � The Er3� doped PMMA samples exhibited a typical emis- sion at 1530 nm, due to the Er3� intra-4f 4I13/2 � 4I15/2 only at samples with higher content of Er3� ions.	cache/ap-1047.pdf	txt/ap-1047.txt