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Table 1 Materials and characteristics of DUV-LED

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

Component Characteristics Material
DUV-LED Peak wavelength = 275 nm AlGaN
Nanoparticles Average primary particle size = 14 nm
Refractive index (n) = 1.45
Energy gap (Eg) = 9 eV
SiO2
Tilt angle reflector sidewall cavity Tilt angle = 60°
Diameter = 2 mm
Aluminum
Hemispherical
Quartz glass
Diameter = 4 mm
High = 1.3 mm
Quartz
Encapsulation structure Polished Al2O3 ceramics
Encapsulation material Refractive index (n) = 1.45 Polydimethylsiloxane fluid