Title :
Lumen Efficiency of Cold Cathode Fluorescent Lamp (CCFL) Improvement with MgO Coated Cathode
Author :
Zhang, Xiaobing ; Den Engelsen, Daniel ; Raper, Keith ; Lei, Wei
Author_Institution :
Dept. of Electron. Eng., Southeast Univ.
Abstract :
MgO coated Ni cup cathodes are used to improve the lumen efficiency of CCFL. The preliminary work has indicated that e-beam evaporated layers of magnesium oxide (MgO), which has a large secondary electron emission coefficient, can increase the lumen efficiency of CCFLs by 15-20%
Keywords :
fluorescent lamps; magnesium compounds; nickel; oxide coated cathodes; secondary electron emission; thermionic cathodes; MgO; Ni; cold cathode fluorescent lamp; cup cathodes; electron-beam evaporated layers; lumen efficiency; magnesium oxide; oxide coated cathode; secondary electron emission; Cathodes; Costs; Electrodes; Electron emission; Fluorescent lamps; Glass; Magnesium oxide; Nickel; Phosphors; Voltage; Cold cathode fluorescent lamp (CCFL); Lumen efficiency; MgO;
Conference_Titel :
Vacuum Electronics Conference, 2006 held Jointly with 2006 IEEE International Vacuum Electron Sources., IEEE International
Conference_Location :
Monterey, CA
Print_ISBN :
1-4244-0108-9
DOI :
10.1109/IVELEC.2006.1666219
