Role of rare-earth ions for energy-saving LED lighting devices
2011 ◽
Vol 11
(12)
◽
pp. 10673-10676
Keyword(s):
2012 ◽
Vol 159
(5)
◽
pp. H502-H506
◽
Keyword(s):
2016 ◽
Vol 4
(47)
◽
pp. 11198-11204
◽
1989 ◽
Vol 28
(Part 1, No. 3)
◽
pp. 324-329
2010 ◽
Vol 19
(04)
◽
pp. 663-671
◽
Keyword(s):
1990 ◽
Vol 123
(1-3)
◽
pp. 339-343
◽
2006 ◽
Vol 301
(1)
◽
pp. 231-237
◽
Keyword(s):