EEMCS
Home > Publications
Home University of Twente
Education
Research
Prospective Students
Jobs
Publications
Intranet (internal)
 
 Nederlands
 Contact
 Sitemap
 Search
 Organisation

EEMCS EPrints Service


Author: Geskus, D.
 Home Policy Brochure Browse Search User Area Contact Help

2012

García Blanco, S.M. and Geskus, D. and van Dalfsen, K. and Aravazhi, S. and Pollnau, M. (2012) Rare-earth activated potassium double tungstate waveguide amplifiers and lasers. (Invited) In: Photonics West 2012, 21-27 January 2012, San Francisco, USA. SPIE. ISBN not assigned
Geskus, D. and Aravazhi, S. and Bernhardi, E.H. and Agazzi, L. and García Blanco, S.M. and Pollnau, M. (2012) Ultra-high, broadband gain in a lattice-engineered, Yb-doped double tungstate channel waveguide. In: 16th European Conference on Integrated Optics, ECIO 2012, 18-20 Apr 2012, Sitges/Barcelona, Spain. Paper 109. Insitut de Ciències Fotòniques. ISBN not assigned
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2012) Giant optical gain in a rare-earth-ion-doped microstructure. Advanced materials, 24 (10). OP19-OP22. ISSN 0935-9648 *** ISI Impact 10,857 ***
Pollnau, M. and Geskus, D. and Bernhardi, E.H. and van Dalfsen, K. and Wörhoff, K. and de Ridder, R.M. (2012) Highly efficient solid-state waveguide lasers. (Invited) In: Advanced Solid-State Photonics, ASSP 2012 - Semiconductor and Waveguide Lasers, 29 Jan - 03 Feb 2012, San Diego, California, USA. AM5A.1. Optical Society of America. ISBN 978-1-55752-933-6

2011

Agazzi, L. and Akça, B.I. and Aravazhi, S. and Ay, F. and Bernhardi, E.H. and Çivitci, F. and van Dalfsen, K. and Dijkstra, M. and García Blanco, S.M. and Geskus, D. and Hammer, M. and Hoekstra, H.J.W.M. and Hollink, A.J.F. and Ismail, N. and Pham, V.S. and de Ridder, R.M. and Sengo, G. and Wörhoff, K. and Pollnau, M. (2011) Integrated optical microsystems: guiding light into the future. Focus Magazine, 41 (4). pp. 10-13. ISSN not assigned
Aravazhi, S. and Geskus, D. and van Dalfsen, K. and Günther, D. and Pollnau, M. (2011) Growth and characterization of highly Yb3+-doped KY(WO4)2 thin layers In: Conference on Lasers and Electro-Optics, CLEO/Europe, 22-26 May 2011, Munich, Germany. Paper CE3.2. Optical Society of America. ISBN 978-1-4577-0532-8
Ay, F. and Gadgil, V.J. and Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2011) Application of focused ion beam technology for photonic nanostructures. In: Technical Proceedings of the 2011 NSTI Nanotechnology Conference & Expo - Nanotech 2011, 13-16 June 2011, Boston, Massachusetts. pp. 200-203. CRC Press. ISBN 978-1-4398-7139-3
Ay, F. and Geskus, D. and Iñurrategui, I. and Aravazhi, S. and Pollnau, M. (2011) Focused-ion-beam nanostructured photonic cavities for integrated lasers in crystalline double tungstate channel waveguides. In: Conference on Lasers and Electro-Optics, CLEO/Europe, 22-26 May 2011, Munich, Germany. Paper CK8.3. Optical Society of America. ISBN 978-1-4577-0532-8
Ay, F. and Iñurrategui, I. and Geskus, D. and Aravazhi, S. and Pollnau, M. (2011) Integrated lasers in crystalline double tungstates with focused-ion-beam nanostructured photonic cavities. Laser physics letters, 8 (6). pp. 423-430. ISSN 1612-2011 *** ISI Impact 6,010 ***
van Dalfsen, K. and Aravazhi, S. and Geskus, D. and García Blanco, S.M. and Wörhoff, K. and Pollnau, M. (2011) Efficient channel waveguide lasers based on thulium-doped double tungstates. In: Proceedings of the 2011 Annual Symposium of the IEEE Photonics Benelux Chapter, 1-2 December 2011, Ghent, Belgium. pp. 25-28. Department of Information Technology, Ghent University. ISBN 978-90-76546-00-1
van Dalfsen, K. and Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2011) Efficient KY1-x-yGdxLuy(WO4)2:Tm3+ channel waveguide lasers Optics express, 19 (6). pp. 5277-5282. ISSN 1094-4087 *** ISI Impact 3,749 ***
van Dalfsen, K. and Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2011) Efficient Gd3+, Lu3+ co-doped KY(WO4)2:Tm3+ channel waveguide lasers In: Conference on Lasers and Electro-Optics, CLEO/Europe, 22-26 May 2011, Munich, Germany. Paper CA1.5. Optical Society of America. ISBN 978-1-4577-0532-8
van Dalfsen, K. and Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2011) Efficient Tm3+ lasers in double tungstate channel waveguides In: 16th International Conference on Luminescence & Optical Sperctroscopy of Condensed Matter, 26 Jun - 01 Jul 2011, Ann Arbor, MI. Paper ThII2-p.65. Conference Program. University of Michigan. ISBN not assigned
van Dalfsen, K. and Geskus, D. and Ay, F. and Wörhoff, K. and Aravazhi, S. and Pollnau, M. (2011) High-power Yb- and Tm-doped double tungstate channel waveguide lasers. In: International Quantum Electronics Conference and Conference on Lasers and Electro-Optics Pacific Rim, 28 August - 1 September 2011, Sydney, Australia. Paper 5420. Conference Handbook. Australian Optical Society. ISBN 978-0-9775657-7-1
van Dalfsen, K. and Geskus, D. and Ay, F. and Wörhoff, K. and Aravazhi, S. and Pollnau, M. (2011) High-power Yb- and Tm-doped double tungstate channel waveguide lasers. In: International Laser Physics Workshop, 11-15 July 2011, Sarajevo, Bosnia and Herzegovina. Paper 4.4.4. L'Phys'11 Program. General Physics Institute, Moscow. ISBN not assigned
García Blanco, S.M. and Geskus, D. and van Dalfsen, K. and Aravazhi, S. and Pollnau, M. (2011) Rare-earth-ion-doped double tungstates: A promising gain material for integrated optics. (Invited) In: 8th International Symposium on Modern Optics and Its Applications, ISMOA 2011, 4-7 July 2011, Bandung, Indonesia. pp. 69-70. Indonesian Optical Society. ISBN not assigned
García Blanco, S.M. and Geskus, D. and van Dalfsen, K. and Ay, F. and Aravazhi, S. and Pollnau, M. (2011) Monoclinic double tungstate waveguide amplifiers and microlasers. (Invited) In: International Conference on Transparent Optical Networks (ICTON), 26-30 June 2011, Stockholm, Sweden. pp. 1-4. IEEE Photonics Society. ISBN 978-1-4577-0882-4
Geskus, D. (2011) Channel waveguide lasers and amplifiers in single-crystalline ytterbium-doped potassium double tungstates. PhD thesis, University of Twente. ISBN 978-90-365-3287-7
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) Giant optical gain in a rare-earth-ion-doped waveguide. In: Conference on Lasers and Electro-Optics, 1-6 May 2011, Baltimore, Maryland, USA. PDPA12. Optical Society of America. ISBN 978-1-55752-910-7
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) Giant gain in a rare-earth-ion-doped waveguide. In: Conference on Lasers and Electro-Optics, CLEO Europe, 22-26 May 2011, Munich, Germany. Paper CJ2.5. Online Conference Digest. Optical Society of America. ISBN 978-1-4577-0532-8
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) Giant optical gain in rare-earth-ion-doped thin films and waveguides. In: International Quantum Electronics Conference and Conference on Lasers and Electro-Optics Pacific Rim, 28 August - 1 September 2011, Sydney, Australia. Paper 4630. Conference Handbook. Australian Optical Society. ISBN 978-0-9775657-7-1
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) Giant optical gain in a rare-earth-ion-doped waveguide amplifier. (Invited) In: International Laser Physics Workshop, 11-15 July 2011, Sarajevo, Bosnia and Herzegovina. Paper 4.2.4. L'Phys'11 Program. General Physics Institute, Moscow. ISBN not assigned
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) Ultra-high gain in an Yb3+-doped dielectric waveguide In: 16th International Conference on Luminescence & Optical Sperctroscopy of Condensed Matter, 26 Jun - 01 Jul 2011, Ann Arbor, MI. Paper ThDD6-p.60. Conference Program. University of Michigan. ISBN not assigned
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) 1000 dB/cm gain in Yb3+-doped double tungstates In: Proceedings of the 2011 Annual Symposium of the IEEE Photonics Benelux Chapter, 1-2 December 2011, Ghent, Belgium. pp. 29-32. Department of Information Technology, Ghent University. ISBN 978-90-76546-00-1
Geskus, D. and Aravazhi, S. and García Blanco, S.M. and Pollnau, M. (2011) Wavelength-dependent optical gain in a KGdxLu1-x(WO4)2:Yb3+ waveguide amplifier In: IEEE Photonics Conference, 9-13 Oct 2011, Arlington, United States. pp. 845-846. IEEE Photonics Society. ISBN 978-1-4244-8938-1
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2011) High-power, broadly tunable, and low-quantum-defect Yb3+-doped double tungstate channel waveguide lasers In: Advanced Solid-State Photonics, ASSP 2011, 13-16 Feb 2011, Istanbul, Turkey. ATuD6(1)-ATuD7(3). Optical Society of America. ISBN 978-1-55752-905-3
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2011) Broadly tunable and low-quantum-defect Yb3+-doped double tungstate channel waveguide lasers In: Conference on Lasers and Electro-Optics, CLEO/Europe, 22-26 May 2011, Munich, Germany. Paper CA7.4. Optical Society of America. ISBN 978-1-4577-0532-8
Geskus, D. and van Dalfsen, K. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2011) Yb3+ and Tm3+ doped KGdxLuyY1-x-y(WO4)2 channel waveguide lasers In: Conference on Lasers and Electro-Optics, CLEO, 1-6 May 2011, Baltimore, Maryland, USA. CWP4. Optical Society of America. ISBN 978-1-55752-910-7
Pollnau, M. and Geskus, D. and van Dalfsen, K. and García Blanco, S.M. and Aravazhi, S. (2011) Highly efficient lasers and amplifiers in double tungstates. In: Joint Annual Meeting of the Swiss Physical Society and the Austrian Physical Society, 15-17 June 2011, Lausanne, Switzerland. Paper 627. Bulletin SPG / SSP 28. Swiss Physical Society. ISBN not assigned

2010

Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2010) Gd3+, Lu3+ co-doped KY(WO4)2:Yb3+ planar waveguide lasers at 1025 and 980 nm In: Symposium K: Rare earth doped materials for optical based technologies, 7-11 June 2010, Strasbourg. pp. 52-53. E-MRS 2010 Spring Meeting. European Materials Research Society (E-MRS). ISBN not assigned
Ay, F. and Geskus, D. and Iñurrategui, I. and Aravazhi, S. and Gadgil, V.J. and Wörhoff, K. and Pollnau, M. (2010) Focused Ion Beam Nanostructured Gratings in Crystalline KYW:Yb3+ Channel Waveguides In: Proceedings of the 2010 Annual Symposium of the IEEE Photonics Benelux Chapter, 18-19 November 2010, Delft, The Netherlands. pp. 265-268. Uitgeverij TNO. ISBN 978-90-78314-15-8
Bradley, J.D.B. and Agazzi, L. and Geskus, D. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Gain bandwidth of 80 nm and 2 dB/cm peak gain in Al2O3:Er3+ optical amplifiers on silicon Journal of the Optical Society of America B (Optical physics), 27 (2). pp. 187-196. ISSN 0740-3224 *** ISI Impact 2,095 ***
van Dalfsen, K. and Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2010) Lattice matching and microstructuring of Gd3+, Lu3+ co-doped KY(WO4)2:Tm3+ channel waveguide lasers (Invited) In: European Workshop on Double Tungstate Lasers, 3 September 2010, Hamburg, Germany. 9. Integrated Optical MicroSystems, Universiteit Twente. ISBN not assigned
Geskus, D. and Aravazhi, S. and Bernhardi, E.H. and Grivas, C. and Wörhoff, K. and Pollnau, M. (2010) Low-Threshold and Highly Efficient Gd3+, Lu3+Co-doped KY(WO4)2:Yb3+ Planar Waveguide Lasers In: Advanced solid state photonics (ASSP) Technical digest, 31 Jan - 3 Feb 2010, San Diego, California, USA. ATuB2. Optical Society of America. ISBN 978-1-55752-883-4
Geskus, D. and Aravazhi, S. and Grivas, C. and Wörhoff, K. and Pollnau, M. (2010) Microstructured KY(WO4)2:Gd3+, Lu3+, Yb3+ channel waveguide laser Optics express, 18 (8). pp. 8853-8858. ISSN 1094-4087 *** ISI Impact 3,749 ***
Geskus, D. and Aravazhi, S. and Grivas, C. and Wörhoff, K. and Pollnau, M. (2010) Highly efficient KY(WO4)2:Gd3+, Lu3+, Yb3+ channel waveguide laser In: Europhoton Conference, 30 Aug - 3 Sep 2010, Hamburg, Germany. paper WeP12. Europhysics Conference Abstract 34C. European Physical Society. ISBN 2-914771-64-9
Geskus, D. and Aravazhi, S. and Grivas, C. and Wörhoff, K. and Pollnau, M. (2010) Microstructured channel waveguide lasers in KY(WO4)2:Gd3+,Lu3+,Yb3+ In: Frontiers in Optics, FIO 2010 - Novel Hybrid Integration II, 24-28 October 2010, Rochester, NY. Paper FWD3. OSA Technical Digest. Optical Society of America. ISBN 978-1-55752-921-3
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2010) High-gain KY(WO4)2:Yb3+ planar waveguide laser at the zero-phonon line In: Conference on Lasers and Electro-Optics, 16-21 May 2010, San Jose, CA. CTuU3. Optical Society of America. ISBN 978-1-55752-889-6
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2010) Highly efficient Gd, Lu co-doped KYW:Yb3+ planar and channel waveguide lasers In: IV International Workshop on Photonic and Electronic Materials, Scientific Program and Workshop Abstracts, 5-7 July 2010, San Sebastian, Spain. 50. Dostonia International Physics Center. ISBN not assigned
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2010) High-power KY(WO4)2:Yb3+ channel waveguide lasers (Invited) In: European Workshop on Double Tungstate Lasers, 3 September 2010, Hamburg, Germany. Page 10. Integrated Optical MicroSystems, Universiteit Twente. ISBN not assigned
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2010) High-power, broadly tunable, and low-quantum-defect KGd1-xLux(WO4)2:Yb3+ channel waveguide lasers Optics express, 18 (25). pp. 26107-26112. ISSN 1094-4087 *** ISI Impact 3,749 ***
Iñurrategui, I. and Ay, F. and Geskus, D. and Aravazhi, S. and Gadgil, V.J. and Wörhoff, K. and Pollnau, M. (2010) Bragg Gratings in Crystalline Waveguides Fabricated by Focused Ion Beam Milling. In: Proceedings of the 2nd International Workshop on FIB for Photonics, 6-7 Apr 2010, Cambridge, UK. pp. 8-9. Bristol University. ISBN not assigned

2009

Aravazhi, S. and Geskus, D. and Günther, D. and Wörhoff, K. and Pollnau, M. (2009) Growth, characterization, and waveguide lasing of Yb3+, Lu3+, Gd3+ co-doped KY(WO4)2 thin layers In: International Commission for Optics (ICO) Topical Meeting on Emerging Trends and Novel Materials in Photonics, 7-9 Oct 2009, Delphi, Greece. 142. Conference Program and Book of Abstracts. International Commission for Optics (ICO). ISBN not assigned
Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2009) Improved-index-contrast KY(WO4)2:Gd, Lu, Yb epitaxial waveguides suitable for highly efficient waveguide lasing In: Proceedings of the 2009 Annual Symposium of the IEEE Photonics Benelux Chapter, 05-06 Nov 2009, Brussels, Belgium. pp. 133-136. VUBPress Brussels University Press. ISBN 978-90-5487-650-2
Bradley, J.D.B. and Agazzi, L. and Geskus, D. and Ay, F. and Wörhoff, K. and Pollnau, M. (2009) 2.0 dB/cm gain in an Al2O3:Er3+ waveguide on silicon In: Conference on Lasers and Electro-Optics, 2-4 June 2009, Baltimore, Maryland, USA. CThCC2. Optical Society of America. ISBN 978-1-55752-869-8
Geskus, D. and Aravazhi, S. and Bernhardi, E.H. and Grivas, C. and Harkema, S. and Hametner, K. and Günther, D. and Wörhoff, K. and Pollnau, M. (2009) Low-threshold, highly efficient Gd3+, Lu3+ co-doped KY(WO4)2:Yb3+ planar waveguide lasers Laser Physics Letters, 6 (11). pp. 800-805. ISSN 1612-2011 *** ISI Impact 6,010 ***
Geskus, D. and Aravazhi, S. and Bernhardi, E.H. and Grivas, C. and Wörhoff, K. and Pollnau, M. (2009) Highly efficient Gd, Lu co-doped KY(WO4)2:Yb3+ planar waveguide laser In: Proceedings of the European Optical Society, 1st EOS Topical Meeting on Lasers 2009, 27-30 Sep 2009, Capri, Italy. EOS. ISBN 978-3-00-024191-8
Geskus, D. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2009) Low-threshold laser in a high-index-contrast double tungstate waveguide. In: Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference. CLEO Europe - EQEC 2009. European Conference on, 14-19 June 2009, Munich, Germany. CE4.1 TUE. IEEE Computer Society. ISBN 978-1-4244-4079-5
Pollnau, M. and Wörhoff, K. and Ay, F. and Geskus, D. and Agazzi, L. and Bradley, J.D.B. (2009) Higher gain in 977-nm-pumped Al2O3:Er3+ integrated optical amplifiers In: Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference. CLEO Europe - EQEC 2009. European Conference on, 14-19 June 2009, Munich, Germany. CE1.4 MON. IEEE. ISBN 978-1-4244-4079-5
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 ***
Yang, Jing and Diemeer, M.B.J. and Geskus, D. and Sengo, G. and Pollnau, M. and Driessen, A. (2009) Neodymium-complex-doped, photo-defined polymer channel waveguide ampliers. Optics letters, 34 (4). pp. 473-475. ISSN 0146-9592 *** ISI Impact 3,316 ***

2008

Aravazhi, S. and Geskus, D. and Wörhoff, K. and Pollnau, M. (2008) Growth of Yb3+, Lu3+, Gd3+ co-doped KY(WO4)2 thin layers In: Proceedings of the 13th Annual Symposium of the IEEE LEOS Benelux Chapter, 27-28 November 2008, Enschede, The Netherlands. pp. 219-220. IEEE LEOS Benelux Chapter. ISBN 978-90-365-2768-2
Bradley, J.D.B. and Agazzi, L. and Geskus, D. and Ay, F. and Wörhoff, K. and Pollnau, M. (2008) Reactively co-sputtered Al2O3:Er3+ for active photonic devices In: 2008 Annual Workshop of the IEEE LEOS Benelux Chapter "Materials, Devices and Systems in Optics and Photonics, 30-5-2008, Brussels, Belgium. pp. 9-10. IEEE LEOS Benelux Chapter. ISBN 978-90-9023255-3
Bradley, J.D.B. and Agazzi, L. and Geskus, D. and Ay, F. and Wörhoff, K. and Pollnau, M. and Arnoldbik, W.M. (2008) Enhanced gain in Er-doped Al2O3 channel waveguide amplifiers In: Proceedings of the 13th Annual Symposium of the IEEE LEOS Benelux Chapter, 27-28 November 2008, Enschede, The Netherlands. pp. 131-134. IEEE LEOS Benelux Chapter. ISBN 978-90-365-2768-2
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
Geskus, D. and Bradley, J.D.B. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2008) Poor man's channel waveguide laser: KY(WO4)2:Yb In: Conference on Lasers and Electro-Optics (CLEO) 2008, OSA Technical Digest (CD), 4-9 May 2008, San Jose, California, U.S.A.. Paper CTuS4. Optical Society of America. ISBN 978-1-55752-859-9
Geskus, D. and Bradley, J.D.B. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2008) Fibre-top-loaded channel waveguide laser in KY(WO4)2:Yb3+ In: 2008 Annual Workshop of the IEEE LEOS Benelux Chapter "Materials, Devices and Systems in Optics and Photonics, 30-05-2008, Brussels, Belgium. pp. 13-14. IEEE LEOS Benelux Chapter. ISBN 978-90-9023255-3
Wörhoff, K. and Bradley, J.D.B. and Agazzi, L. and Geskus, D. and Ay, F. and Kahn, A. and Scheife, H. and Petermann, K. and Huber, G. and Pollnau, M. (2008) Energy-transfer upconversion in Al2O3:Er3+ thin layers In: Second International Workshop on Advanced Spectroscopy and Optical Materials, 13-17 July 2008, Gdansk, Poland. Paper 6-O. Institute of Experimental Physics, Gdansk University. ISBN not assigned
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
Yang, Jing and Diemeer, M.B.J. and Geskus, D. and Sengo, G. and Pollnau, M. and Driessen, A. (2008) Demonstration of net gain at 1060nm in a Nd-complex-doped, photo-defined polymer channel waveguide. In: 3rd EPS-QEOD Europhoton Conference, 31-8-2008 - 5-9-2008, Paris, France. TUoE.4. European Physcial Society. ISBN 2-914771-55-X
Yang, Jing and Diemeer, M.B.J. and Geskus, D. and Sengo, G. and Pollnau, M. and Driessen, A. (2008) Neodymium-complex-doped, photo-defined polymer channel waveguide amplifiers. In: Proceedings of the 13th Annual Symposium of the IEEE LEOS Benelux Chapter, 27-28 November 2008, Enschede, The Netherlands. pp. 123-126. IEEE LEOS Benelux Chapter. ISBN 978-90-365-2768-2

2007

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
Geskus, D. and Bradley, J.D.B. and Aravazhi, S. and Wörhoff, K. and Pollnau, M. (2007) Progress on micro-structured KY(WO4)2 waveguides for optically active devices In: 12th Annual Symposium IEEE/LEOS Benelux, 17-18 December 2007, Brussels, Belgium. pp. 103-106. IEEE LEOS Benelux Chapter. ISBN 978-2-9600753-0-4