(a) NIR PL spectra of glasses B and AB excited by 600 nm. (b) Enhancement factor as a function of excitation wavelength.
Absorption spectra of glasses A, B and AB. The upper inset is the difference of the absorption of glass AB from that of glass B. The lower inset is the photographs of the glass samples.
(a)–(b) PL spectra of glasses A and AB. The excitation wavelengths are 260 and 375 nm, respectively. (c) PLE spectra of glass A monitored at 420 and 700 nm, respectively.
Decay curves of (a) Glasses A and AB (λex = 260 nm, λem = 400 nm); (b) Glasses A and AB (λex = 375 nm, λem = 500 nm); (c) Glasses B and AB (λex = 375 nm, λem = 1200 nm).
PLE and PL spectra of glasses B and AB. (a) The excitation wavelength is 310 nm, the monitored emission wavelength is 420 nm. (b) The excitation wavelength is 470 nm, the monitored emission wavelength is 650 nm.
PLE spectra of glasses B and AB. The monitored emission wavelength is 1200 nm.
Article metrics loading...
Full text loading...