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Fig. 2 | Nanoscale Research Letters

Fig. 2

From: Nanoparticle-Doped Polydimethylsiloxane Fluid Enhances the Optical Performance of AlGaN-Based Deep-Ultraviolet Light-Emitting Diodes

Fig. 2

DUV-LED encapsulation structure: a Schematic of conventional flip chip DUV-LED, b encapsulation structure and SiO2 nanoparticle (NP)–doped polydimethylsiloxane (PDMS) fluid DUV-LED encapsulation structure, c transmittance of the PDMS fluid from 200–600 nm, d photograph of the DUV-LED and emission spectrum captured at a forward current of 200 mA for the proposed DUV-LED, and e high-resolution transmission electron microscopy image of SiO2 NPs26

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