![](/img/cover-not-exists.png)
Cw room temperature upconversion lasing at blue, green and red wavelengths in infrared-pumped Pr3+-doped fluoride fibre
Smart, R.G., Hanna, D.C., Tropper, A.C., Davey, S.T., Carter, S.F., Szebesta, D.Volume:
27
Year:
1991
Language:
english
Journal:
Electronics Letters
DOI:
10.1049/el:19910817
File:
PDF, 309 KB
english, 1991