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Cooperative upconversion and optical gain in ion-beam sputter-deposited ErxY2-xSiO5 waveguides Suh, Kiseok; Lee, Minkyung; Chang, Jee Soo; Lee, Hansuek; Park, Namkyoo; Sung, Gun Yong; Shin, JungHoon, OPTICS EXPRESS, v.18, no.8, pp.7724 - 7731, 2010-04 |
Population inversion and low cooperative upconversion in Er-doped silicon-rich silicon nitride waveguide Chang, Jee-Soo; Kim, In-Yong; Sung, Gun-Yong; Shin, Jung-Hoon, OPTICS EXPRESS, v.19, no.9, pp.8406 - 8412, 2011-04 |
Structural detuning of absorption rate in doped fiber for the enhancement of power efficiency Lee, Hansuek; Choi, Wonsub; Park, Namkyoo, IEEE PHOTONICS TECHNOLOGY LETTERS, v.16, no.6, pp.1468 - 1470, 2004-06 |
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