Phonon Assisted Energy Transfer in Praseodymium Trifluoride |
Contents
THEORY OF ENERGY TRANSFER | 8 |
EXPERIMENTAL CONSIDERATIONS | 56 |
EXCITATION SPECTRA OF PrF3 | 66 |
2 other sections not shown
Common terms and phrases
A4 ions absorption acceptor fluorescence acceptor ions approximately arise assume calculated Chapter characteristics Chem compared concentration considered coupling crystal delays described detailed direct discussed distribution dominant donor and acceptor donor ions dye laser effect electronic energy mismatch energy transfer process ensemble equations estimate excitation expected experimental exponential final function Hamilton homogeneous important impurity indicates inhomogeneous inhomogeneously broadened integral interaction involved lattice leads limit linewidth located matrix elements measured mechanism microscopic nature neighbor observed one-phonon second-order optical Orbach orbit-lattice phonon assisted Phys population Pr ions PrF3 properties pumped relevant requires resonant responsible rise sample sample temperature satellite lines scan separation shown similar spatial spectral strength strong technique temperature dependence tion transfer probability transfer rate transition units W. M. Yen width ΔΕ