Self-trapped exciton luminescence in crystalline α-quartz under two-photon laser excitation

2003 ◽  
Vol 127 (9-10) ◽  
pp. 655-659 ◽  
Author(s):  
Anatoly Trukhin ◽  
Margarita Kink ◽  
Yuri Maksimov ◽  
Rein Kink
1967 ◽  
Vol 47 (5) ◽  
pp. 1609-1619 ◽  
Author(s):  
Mark W. Dowley ◽  
Kenneth B. Eisenthal ◽  
Warner L. Peticolas

Nano Letters ◽  
2010 ◽  
Vol 10 (10) ◽  
pp. 4161-4165 ◽  
Author(s):  
Matthias D. Wissert ◽  
Konstantin S. Ilin ◽  
Michael Siegel ◽  
Uli Lemmer ◽  
Hans-Jürgen Eisler

2011 ◽  
Vol 295-297 ◽  
pp. 551-554 ◽  
Author(s):  
Jia Yue Sun ◽  
Chun Cao ◽  
Hai Yan Du

Erbium and ytterbium co-doped sodium yttrium fluoride (NaYF4:Er3+,Yb3+) was synthesized by combusting in home microwave oven directly. The structure and morphology of the sample was characterized by the X-ray diffraction (XRD) and scanning electron microscopy (SEM), and its upconversion luminescence properties were investigated in detail. Under 980nm semiconductor laser excitation, the color of upconversion luminescence of NaYF4:Er3+,Yb3+ was green and red, and its upconversion spectrum exhibited distinct emission peaks at 522, 543 and 652 nm, the emission appears yellow-orange to the naked eye. The law of luminescence intensity versus pump power proved that the intense green emission at 522 and 543 nm were from Er3+(2H11/2→4I15/2and4S3/2→4I15/2), and the weaker red emission at 652 nm was from Er3+(4F9/2→4I15/2), which belong to the two photon process.


1989 ◽  
Vol 67 (10) ◽  
pp. 977-979 ◽  
Author(s):  
G. García ◽  
M. Ortiz ◽  
F. Blanco ◽  
J. A. Sánchez ◽  
J. Campos

A pulsed two-photon excitation of the 2p5(2P1/2) 3d levels of Ne (3d′ levels), from the metastable 3s(3/2)2 state, was made to measure their lifetimes. The experimental results of this work are 20.1 ± 0.3 and 19.6 ± 0.9 ns for the 3d′(3/2)2 and 3d′ (5/2)2 levels, respectively.


Author(s):  
Joel M. Hales ◽  
Ani Khachatrian ◽  
Stephen Buchner ◽  
Nicolas J-H. Roche ◽  
Jeffrey Warner ◽  
...  

Physics Today ◽  
1982 ◽  
Vol 35 (7) ◽  
pp. 17-19
Author(s):  
Bertram M. Schwarzschild
Keyword(s):  

1989 ◽  
Vol 71 (5) ◽  
pp. 263-268 ◽  
Author(s):  
Marcus Aldén ◽  
Per-Erik Bengtsson ◽  
Ulf Westblom

2006 ◽  
Vol 14 (21) ◽  
pp. 9825 ◽  
Author(s):  
Jay R. Unruh ◽  
E. S. Price ◽  
Roque G. Molla ◽  
Lisa Stehno-Bittel ◽  
Carey K. Johnson ◽  
...  

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