EEMCS

Wörhoff, K. and Bradley, J.D.B. and Ay, F. and Geskus, D. and Blauwendraat, T.P. and Pollnau, M. (2009) Reliable low-cost fabrication of low-loss Al₂O₃:Er³⁺ waveguides with 5.4-dB optical gain IEEE journal of quantum electronics, 45 (5). pp. 454-461. ISSN 0018-9197 *** ISI Impact 2,477 ***

Bradley, J.D.B. and Agazzi, L. and Geskus, D. and Blauwendraat, T.P. and Ay, F. and Wörhoff, K. and Pollnau, M. (2008) Investigation of optical gain in Al₂O₃:Er channel waveguide amplifiers In: Technical Digest Conference on Lasers and Electro-Optics, CLEO 2008, 4-9 May 2008, San Jose, California, U.S.A.. Paper JTuA30. Optical Society of America. ISBN 978-1-55752-859-9

Bradley, J.D.B. and Geskus, D. and Blauwendraat, T.P. and Ay, F. and Wörhoff, K. and Pollnau, M. and Kahn, A. and Scheife, H. and Petermann, K. and Huber, G. (2008) Growth, micro-structuring, spectroscopy, and optical gain in as-deposited Al₂O₃:Er waveguides In: Conference Program and Technical Digest, Advanced Solid-State Photonics: Topical Meeting and Tabletop Exhibit, 27-30 January 2008, Nara, Japan. Paper WB10. Optical Society of America. ISBN 1-55752-850-0

Wörhoff, K. and Bradley, J.D.B. and Ay, F. and Geskus, D. and Blauwendraat, T.P. and Pollnau, M. (2008) Optimization of Al₂O₃:Er³⁺ waveguide technology for active integrated optical devices In: Proceedings of SPIE, 7-10 April 2008, Strasbourg, France. 699618. International Society for Optical Engineering. ISSN 0277-786X ISBN 9780819471949

Bradley, J.D.B. and Ay, F. and Blauwendraat, T.P. and Wörhoff, K. and Pollnau, M. (2007) Rare-earth-ion-doped Al₂O₃ waveguides for active integrated optical devices In: Proceedings International Conference on Lasers, Applications, and Technologies 2007: Advanced Lasers and Systems, 28 May - 1 June 2007, Minsk, Belarus. SPIE International. ISSN 0277-786X

Bradley, J.D.B. and Geskus, D. and Blauwendraat, T.P. and Ay, F. and Wörhoff, K. and Pollnau, M. (2007) Optimized deposition and structuring of reactively co-sputtered Al₂O₃:Er waveguide layers with net optical gain In: 12th Annual Symposium IEEE/LEOS Benelux, 17-18 December 2007, Brussels, Belgium. pp. 107-110. IEEE LEOS Benelux Chapter. ISBN 978-2-9600753-0-4