… Site-selective excitation and emission methods were used to identify the environment of
Eu 3+ ions in the YAM crystals. The exciting wavelengths corresponded to the positions of the …

… Sm3+ and Eu3+ have been employed as a structural probe … Also, important and unique
feature of Eu3+ ions is the … the number of sites occupied by Eu3+ ions in the matrix. Anti-Stokes, …

… The results of absorption measurements in the mid-infrared prove the existence of four
different sites in which Ce 3+ ions substitute Y ions, in accordance with the crystallographic …

… not possible to reduce initially incorporated Sm3+ in there. In … of single-ion upconversion
within lanthandide ions, in which … and certain occupied hosts in the Y4Al2O9 (YAM) host.Based …

… site-selective excitation, emission spectroscopy and decay measurement of Eu 3+ ions, the
excitation source used is a pulsed dye laser … performed site-selective excitation spectra via …

… ionic radius from Sm4Al2O9 to Yb4Al2O9 in the temperature range of 1000-1300C10. Although
the ionic radius of Y3+ is similar to that of Ho3+ 11, Y4Al2O9 … of Er3+ and Sm3+ cations, …

… of the physical processes that govern ion-ion, ion-spin, and ion-lattice interactions. At the same
… Y4Al2O9 crystals, abbreviated here as YAM (monoclinic yttrium aluminate), are difficult to …

… in the field of laser physics, new optical waveguide materials and structures, laser
spectroscopy, laser construction and laser applications in medicine and air pollution monitoring. …