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Table 2 Features of the emission spectrum of Sr 0.25 Ba 0.75 Si 2 O 2 N 2 :Eu 2+ as a function of temperature

From: Evaluating the use of blue phosphors in white LEDs: the case of Sr0.25Ba0.75Si2O2N2:Eu2+

T(K) λmax(nm) FWHM (nm) I(T)/I(300 K) (CIEx, CIEy) du’v’(T, 300 K)
300 467.4 41 1.00 (0.165, 0.165) 0.0000
350 467.0 43 1.04 (0.164, 0.164) 0.0002
400 466.6 49 1.06 (0.164, 0.165) 0.0008
  1. Features of the emission spectrum of Sr0.25Ba0.75Si2O2N2:Eu2+ as a function of temperature, maximum (λmax) and FWHM of the emission band, relative intensity of the blue emission band with respect to 300 K, color point of the complete emission spectrum (blue and yellow component) and corresponding color shift in CIE L u’v’ color space.