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Fig. 1 | Nanoscale Research Letters

Fig. 1

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

Fig. 1

Fabrication of DUV-LED encapsulation structure: a ceramic substrate, b DUV-LED chip (peak wavelength, 275 nm) bonded to a ceramic substrate through pressure bonding, c aluminum plate bonded to the DUV-LED ceramic substrate, d doped binder dispensed into the cavity, e a quartz lens cover placed on the structure, f cut-out finished DUV-LEDs, and g complete DUV-LED with a SiO2-NP-doped PDMS fluid encapsulation structure

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