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Author: Agazzi, L.

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2012

Agazzi, L. and Bernhardi, E.H. and Wörhoff, K. and Pollnau, M. (2012) Impact of luminescence quenching on relaxation-oscillation frequency in solid-state lasers. Applied physics letters, 100 (1). 011109. ISSN 0003-6951 *** ISI Impact 3,820 ***

Agazzi, L. and Bernhardi, E.H. and Wörhoff, K. and Pollnau, M. (2012) Luminescence quenching in rare-earth-ion-doped Al₂O₃ lasers and its influence on relaxation oscillation frequency In: Advanced Solid-State Photonics, Poster Session 2, ASSP 2012, 29 Jan - 03 Feb 2012, San Diego, California, USA. AT4A.18. Optical Society of America. ISBN 978-1-55752-933-6

Agazzi, L. and Wörhoff, K. and Pollnau, M. (2012) Fast quenching processes and their impact on 1.5-µm amplifier performance in Al₂O₃:Er³⁺ waveguides In: 16th European Conference on Integrated Optics, ECIO 2012, 18-20 Apr 2012, Sitges/Barcelona, Spain. Paper 84. Insitut de Ciències Fotòniques. 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

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

Agazzi, L. and Bradley, J.D.B. and Ay, F. and Wörhoff, K. and Pollnau, M. (2011) Integrated Al₂O₃:Er³⁺ amplifiers: The impact of fast spectroscopic quenching processes In: International Quantum Electronics Conference and Conference on Lasers and Electro-Optics Pacific Rim, 28 August - 1 September 2011, Sydney, Australia. Paper 5420-CT. Conference Handbook. Australian Optical Society. ISBN 978-0-9775657-7-1

Agazzi, L. and Bradley, J.D.B. and Wörhoff, K. and Pollnau, M. (2011) Presence of fast quenching mechanisms in Al₂O₃:Er³⁺ In: 16th International Conference on Luminescence & Optical Sperctroscopy of Condensed Matter, 26 Jun - 01 Jul 2011, Ann Arbor, MI. Paper MH6-p.10. Conference Program. University of Michigan. ISBN not assigned

Agazzi, L. and Bradley, J.D.B. and Yang, Jing and Ay, F. and Wörhoff, K. and Pollnau, M. (2011) Er³⁺- and Nd³⁺-doped Al₂O₃ amplifiers on a silicon chip In: International Laser Physics Workshop, 11-15 July 2011, Sarajevo, Bosnia and Herzegovina. Paper 4.2.5. L'Phys'11 Program. General Physics Institute, Moscow. ISBN not assigned

Agazzi, L. and Wörhoff, K. and Pollnau, M. (2011) Non-saturable absorption and its impact on amplifier performance in Al₂O₃:Er³⁺ In: Conference on Lasers and Electro-Optics, CLEO, 1-6 May 2011, Baltimore, Maryland, USA. JWA59. Optical Society of America. ISBN 978-1-55752-910-7

Agazzi, L. and Wörhoff, K. and Pollnau, M. (2011) Excitation quenching in Er³⁺-doped Al₂O₃ amplifiers In: Conference on Lasers and Electro-Optics, CLEO/Europe, 22-26 May 2011, Munich, Germany. Paper CE3.4. Optical Society of America. ISBN 978-1-4577-0532-8

Wörhoff, K. and Bernhardi, E.H. and Bradley, J.D.B. and Yang, Jing and Agazzi, L. and Ay, F. and de Ridder, R.M. and Pollnau, M. (2011) Rare-earth-ion doped amplifiers and lasers integrated on silicon. (Invited) In: 13th International Conference on Transparent Optical Networks, ICTON 2011, 26-30 June 2011, Stockholm, Sweden. pp. 1-4. IEEE. ISBN 978-1-4577-0882-4

2010

Agazzi, L. and Bradley, J.D.B. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Al₂O₃:Er³⁺ waveguide amplifiers at 1.5 μm In: 15th European Conference on Integrated Optics (ECIO 2010), 7-9 April 2010, Cambridge, United Kingdom. ThE2. IEEE Photonics Society. ISBN not assigned

Agazzi, L. and Bradley, J.D.B. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Understanding Al₂O₃:Er³⁺ device performance In: Proceedings of the 2010 Annual Symposium of the IEEE Photonics Benelux Chapter, 18-19 November 2010, Delft, The Netherlands. pp. 261-264. IEEE Photonics Benelux Chapter. ISBN 978-90-78314-15-8

Agazzi, L. and Bradley, J.D.B. and Dijkstra, M. and Ay, F. and Roelkens, G. and Baets, R. and Wörhoff, K. and Pollnau, M. (2010) Monolithic integration of erbium-doped amplifiers with silicon-on-insulator waveguides. Optics express, 18 (26). pp. 27703-27711. ISSN 1094-4087 *** ISI Impact 3,749 ***

Agazzi, L. and Bradley, J.D.B. and Roelkens, G. and Baets, R. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Wafer-scale monolithic integration of Al₂O₃:Er³⁺ amplifiers with Si waveguides In: Conference on Lasers and Electro-Optics, 16-21 May 2010, San Jose, CA. JWA92. Optical Society of America. ISBN 978-1-55752-889-6

Agazzi, L. and Wörhoff, K. and Pollnau, M. and Kahn, A. and Fechner, M. and Petermann, K. and Huber, G. (2010) Upconversion spectroscopy of Al₂O₃:Er³⁺ In: IV International Workshop on Photonic and Electronic Materials, Scientific Program and Workshop Abstracts, 5-7 July 2010, San Sebastian, Spain. 49. Dostonia International Physics Center. ISBN not assigned

Ay, F. and Bernhardi, E.H. and Agazzi, L. and Bradley, J.D.B. and Wörhoff, K. and Pollnau, M. and de Ridder, R.M. (2010) Characterization of Bragg gratings in Al₂O₃ waveguides fabricated by focused ion beam milling and laser interference lithography In: Conference on Lasers and Electro-Optics, 16-21 May 2010, San Jose, CA. CMQ4. Optical Society of America. ISBN 978-1-55752-889-6

Bernhardi, E.H. and Agazzi, L. and Wörhoff, K. and de Ridder, R.M. and Pollnau, M. (2010) Narrow-Linewidth Distributed Feedback Channel Waveguide Laser in Al₂O₃:Er³⁺ In: Proceedings of the 2010 Annual Symposium of the IEEE Photonics Benelux Chapter, 18-19 November 2010, Delft, The Netherlands. pp. 85-88. IEEE Photonics Benelux Chapter. ISBN 978-90-78314-15-8

Bernhardi, E.H. and van Wolferen, H.A.G.M. and Agazzi, L. and Khan, M.R.H. and Roeloffzen, C.G.H. and Wörhoff, K. and Pollnau, M. and de Ridder, R.M. (2010) Low-threshold, single-frequency distributed-feedback waveguide laser in Al₂O₃:Er³⁺ on silicon In: Conference on Lasers and Electro-Optics, 16-21 May 2010, San Jose, CA. CTuU4. Optical Society of America. ISBN 978-1-55752-889-6

Bernhardi, E.H. and van Wolferen, H.A.G.M. and Agazzi, L. and Khan, M.R.H. and Roeloffzen, C.G.H. and Wörhoff, K. and Pollnau, M. and de Ridder, R.M. (2010) Ultra-narrow-linewidth, single-frequency distributed feedback waveguide laser in Al₂O₃:Er³⁺ on silicon Optics letters, 35 (14). pp. 2394-2396. ISSN 0146-9592 *** ISI Impact 3,316 ***

Bernhardi, E.H. and van Wolferen, H.A.G.M. and Agazzi, L. and Khan, M.R.H. and Roeloffzen, C.G.H. and Wörhoff, K. and Pollnau, M. and de Ridder, R.M. (2010) Single-Frequency, Narrow-Linewidth Distributed Feedback Waveguide Laser in Al₂O₃:Er³⁺ on Silicon In: 15th European Conference on Integrated Optics (ECIO 2010), 7-9 April 2010, Cambridge, United Kingdom. ThE1. IEEE Photonics Society. ISBN not assigned

Bradley, J.D.B. and Agazzi, L. and Ay, F. and Stoffer, R. and Wörhoff, K. and Pollnau, M. (2010) Widely wavelength-selective Al₂O₃:Er³⁺ ring laser In: 15th European Conference on Integrated Optics (ECIO 2010), 7-9 April 2010, Cambridge, United Kingdom. ThE3. IEEE Photonics Society. ISBN not assigned

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 ***

Bradley, J.D.B. and Stoffer, R. and Agazzi, L. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Integrated Al₂O₃:Er³⁺ ring lasers on silicon with wide wavelength selectivity Optics letters, 35 (1). pp. 73-75. ISSN 0146-9592 *** ISI Impact 3,316 ***

Bradley, J.D.B. and Stoffer, R. and Agazzi, L. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Widely wavelength-selective integrated ring laser in Al₂O₃:Er³⁺ In: Conference on Lasers and Electro-Optics, 16-21 May 2010, San Jose, CA. CMQ2. Optical Society of America. ISBN 978-1-55752-889-6

Bradley, J.D.B. and Stoffer, R. and Bakker, A. and Agazzi, L. and Ay, F. and Wörhoff, K. and Pollnau, M. (2010) Integrated Al₂O₃:Er³⁺ zero-loss optical amplifier and power splitter with 40 nm bandwidth IEEE photonics technology letters, 22 (5). pp. 278-280. ISSN 1041-1135 *** ISI Impact 1,987 ***

Wörhoff, K. and Bradley, J.D.B. and Agazzi, L. and Pollnau, M. (2010) Rare-earth-ion-doped Al₂O₃ for integrated optical amplification (Invited) In: Photonics West, 23-28 Jan 2010, San Francisco, California, USA. 760408. Proceedings of the SPIE 7604. SPIE, the international Society for Optical Engineering. ISSN 0277-786X ISBN 9780819480002

2009

Agazzi, L. and Bradley, J.D.B. and Ay, F. and Kahn, A. and Scheife, H. and Huber, G. and de Ridder, R.M. and Wörhoff, K. and Pollnau, M. (2009) Energy Migration Governs Upconversion Losses in Er³⁺-doped Integrated Amplifiers In: Conference on Lasers and Electro-Optics Europe, 14-19 June 2009, Munich, Germany. CE1.3 MON. IEEE. ISBN 978-1-42444-079-5

Bernhardi, E.H. and van Wolferen, H.A.G.M. and Dijkstra, M. and Agazzi, L. and Wörhoff, K. and Pollnau, M. and de Ridder, R.M. (2009) Designing an Integrated Al₂O₃:Er³⁺ Distributed Feedback Laser In: Proceedings of the 2009 Annual Symposium of the IEEE Photonics Benelux Chapter, 05-06 Nov 2009, Brussels, Belgium. pp. 197-200. VUBPress Brussels University Press. ISBN 978-90-5487-650-2

Bradley, J.D.B. and Agazzi, L. and Ay, F. and Wörhoff, K. and Pollnau, M. (2009) High-performance Al₂O₃:Er³⁺ integrated optical amplifiers (Invited) In: Proceedings of the International Laser Physics Workshop, 13-17 July 2009, Barcelona, Spain. 8.3.5. Interperiodica Publishing. ISBN not assigned

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

Bradley, J.D.B. and Stoffer, R. and Agazzi, L. and Ay, F. and Wörhoff, K. and Pollnau, M. (2009) Al₂O₃:Er³⁺ as a broad gain medium for 1.53-µm integrated optical applications In: Proceedings of the 2009 Annual Symposium of the IEEE Photonics Benelux Chapter, 05-06 Nov 2009, Brussels, Belgium. pp. 13-16. VUBPress Brussels University Press. ISBN 978-90-5487-650-2

Pollnau, M. and Bradley, J.D.B. and Agazzi, L. and Bernhardi, E.H. and Ay, F. and Wörhoff, K. and de Ridder, R.M. (2009) Al₂O₃:Er³⁺ as a new platform for active integrated optics (Invited) In: 11th International Conference on Transparent Optical Networks, ICTON '09, 28/06/2009-02/07/2009, Azores. We.D2.1. IEEE. ISBN 978-1-4244-4825-8

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

2008

Agazzi, L. and Bradley, J.D.B. and Ay, F. and Kahn, A. and Scheife, H. and Petermann, K. and Huber, G. and de Ridder, R.M. and Wörhoff, K. and Pollnau, M. (2008) Upconversion spectroscopy of Al₂O₃:Er³⁺ In: Proceedings of the 13th Annual Symposium of the IEEE LEOS Benelux Chapter, 27-28 November 2008, Enschede, The Netherlands. pp. 51-53. IEEE LEOS Benelux Chapter. ISBN 978-90-365-2768-2

Agazzi, L. and Bradley, J.D.B. and Ay, F. and Wörhoff, K. and Pollnau, M. (2008) Spectroscopy and gain in Al₂O₃:Er waveguides In: International Conference on Luminescence and Optical Spectroscopy of Condensed Matter, 7-11 July 2008, Lyon, France. Paper TuA2-O2. Claude Bernard Lyon 1 University. ISBN not assigned

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

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