Tokyo-based Taiyo Nippon Sanso Corp (TNSC) and Japan’s Institute of Physical and Chemical Research (RIKEN) in Saitama have demonstrated aluminium gallium nitride (AlGaN) deep ultraviolet (DUV) LED electroluminescence (EL) at a short wavelength of 226nm using TNSC’s metal-organic chemical vapor deposition (MOCVD) equipment...
Source: http://www.semiconductor-today.com/news ... 0422.shtml