Figure 4
From: A novel optical thermometry based on the energy transfer from charge transfer band to Eu3+-Dy3+ ions

The ultraviolet-visible diffuse reflectance spectrum of the SrWO4: 0.4 mol% Eu3+, 4 mol% Dy3+ phosphor at room temperature.
From: A novel optical thermometry based on the energy transfer from charge transfer band to Eu3+-Dy3+ ions

The ultraviolet-visible diffuse reflectance spectrum of the SrWO4: 0.4 mol% Eu3+, 4 mol% Dy3+ phosphor at room temperature.