Ultraviolet spectroscopy Spectrum analysis 3 Absorption spectra 2 Chemistry, Analytic 2 Infrared spectroscopy 2 Nuclear magnetic resonance spectroscopy 2 Aging 1 Analysis 1 Animal experimentation 1 Dissertations, Academic (Ph.D) 1 Earth, Rare 1 Human information processing 1 Human-animal relationships 1 Language 1 Laser beams 1 Mass spectrometry 1 Moral and ethical aspects 1 Neoplasms 1 Organic compounds 1 Psychology 1 Raman spectroscopy 1 Rare earth dopler glasses 1 Rare earth ions 1 Semiconductors-Nanostructures 1 Sol-gel process 1 Sol-gel science 1 Telomere 1 Thesis (Ph.D)-Physics 1 Ultraviolet radiation 1 X-rays-Diffraction 1