Deep-Ultraviolet Light-Emitting Diodes

Author

Shur, Michael S. ; Gaska, Remis

Author_Institution

Dept. of Electr., Comput., & Syst. Eng., Rensselaer Polytech. Inst., Troy, NY, USA

Volume

57

Issue

1

fYear

2010

Firstpage

12

Lastpage

25

Abstract

Compact solid-state deep-ultraviolet (DUV) light-emitting diodes (LEDs) go far beyond replacing conventional DUV sources such as mercury lamps. DUV LEDs enable new applications for air, water, and surface sterilization and decontamination, bioagent detection and identification, UV curing, and biomedical and analytical instrumentation. We review materials growth, device physics, design, fabrication, and performance of DUV LEDs with wavelength ranging from 210 to 365 nm, describe prototype systems for water purification and sterilization, and discuss other emerging applications and systems using DUV LEDs.

Keywords

MOCVD; light emitting diodes; ultraviolet sources; water treatment; bioagent detection; deep-ultraviolet light-emitting diodes; migration enhanced metalorganic chemical vapour deposition; surface decontamination; surface sterilization; ultraviolet curing; water purification; wavelength 210 nm to 365 nm; Biological materials; Biomedical materials; Curing; Decontamination; Fabrication; Instruments; Light emitting diodes; Physics; Prototypes; Solid state circuits; Light-emitting diodes (LEDs); migration-enhanced chemical vapor deposition; ultraviolet (UV) radiation; water purification;

fLanguage

English

Journal_Title

Electron Devices, IEEE Transactions on

Publisher

ieee

ISSN

0018-9383

Type

jour

DOI

10.1109/TED.2009.2033768

Filename

5339215