Fig. 3: NIR applications based on pc-LEDs. | Light: Science & Applications

Fig. 3: NIR applications based on pc-LEDs.

From: Highly efficient Fe3+-doped A2BB′O6 (A = Sr2+, Ca2+; B, B′ = In3+, Sb5+, Sn4+) broadband near-infrared-emitting phosphors for spectroscopic analysis

Fig. 3

a Emission spectra of the pc-LED fabricated by the CISO:Fe3+ phosphor. b Photographs captured under natural light and NIR light. c Photograph of the NIR light penetrating fingers. d PL spectra of the phosphor NIR light before and after penetrating water, and the corresponding calculated transmission spectra of water. e Emission spectra of the as-fabricated optimal pc-LED with and without cucumbers in the integrating sphere. f Absorption spectra of cucumbers

Back to article page