Upconversion white-light emission in Ho^3+/Yb^3+/Tm^3+ tridoped LiNbO_3 single crystal
2014 ◽
Vol 10
(4)
◽
pp. 262-265
◽
Keyword(s):
2016 ◽
Vol 4
(8)
◽
pp. 1645-1650
◽
Keyword(s):