Full List of publications:

1.          Papers published in International journals:

“Strain-compensated GaInNAs structures for 1.3-mm lasers”, T. Jouhti, C.S. Peng, E.-M. Pavelescu, J. Konttinen, L. A. Gomes, O. Okhotnikov, and M. Pessa, IEEE Journal of Selected Topics on Quantum Electronics, Vol. 8, No. 4, July / August 2002.

“Dilute nitride vertical-cavity surface-emitting lasers”, T. Jouhti, O. Okhotnikov, J. Konttinen, L.A. Gomes, C.S. Peng, S. Karirinne, E.-M. Pavelescu and M. Pessa, New Journal of Physics, Vol. 5, July 2003.

“Tunable L-Band Erbium Doped Fibre Ring Laser by Means of Induced Cavity Loss Using a Fibre Taper”, M. Melo, O. Frazão, A. Teixeira, L.A. Gomes, F. Rocha and H.M. Salgado, Applied Physics B, Vol. 77, No. 1, Augusto 2003.

“Mode-locked ytterbium fiber laser tunable in the 980 – 1070 nm spectral range”, O.G. Okhotnikov, L.A. Gomes, N. Xiang, T. Jouhti and A. Grudinin, Optics Letters, Vol. 28, No. 17, September 2003.

“Saturable Absorver Intensity Modulator”, M. Guina, A. Vainionpää, L. Orsila, A. Harkonen, J. Lyytikäinen, L.A. Gomes and O. Okhotnikov, Journal of Quantum Electronics, Vol. 39, No. 9, September 2003.

“980-nm picosecond fiber laser”, O.G. Okhotnikov, L.A. Gomes, N. Xiang, T. Jouhti, A.K. Chin, R. Singh, and A.B. Grudinin, IEEE Photonic Technology Letters, Vol. 15, No. 11, November 2003.

“Picosecond SESAM based Ytterbium Mode-Locked Fiber Lasers”, L.A. Gomes, L. Orsila, T. Jouhti and O.G. Okhotnikov, Journal of Selected Topic on Quantum Electronics, Vol. 10, No. 1, January/February 2004.

“Mode-locked ytterbium fiber lasers”, L. Orsila, L.A. Gomes, N. Xiang, T. Jouhti and O.G. Okhotnikov, Applied Optics, Vol. 43, No. 9, March 2004.

“Optical Fiber Communications: Recent Contributions in Photonic Device Technology”, J. Carvalho, R. Romero, M. Melo, L.A. Gomes, O. Frazão, M.B. Marques and H. Salgado, Fiber and Integrated Optics, Vol. 24, No. 3-4, April 2005.

2.          Oral presentations in International conferences:

“Asynchronous pulse repetition rate control in picosecond erbium-doped frequency-shifted feedback lasers”, J. M. Sousa, L. A. Gomes and O. G. Okhotnikov, CLEO Europe 2000, Conference on Lasers and Electro-Optics, Nice, France, September 2000.

“Diluted Nitride Edge-emitting and Vertical-cavity Lasers for 1.3-mm Fibre-optic Networks”, T. Jouhti, C. S. Peng, E.-M. Pavelescu, J. Konttinen, W. Li, L. A. Gomes, O. Okhotnikov and M. Pessa, 4^th Internacional Conference on Transparent Optical Networks (ICTON), Warsaw, Poland, 21^th to 25^th of April 2002.

“Diluted Nitride Quantum Well Structures and Lasers for 1,3mm Fiber-optic Networks”, T. Jouhti, J. Konttinen, E.-M. Pavelescu, C.S. Peng, L.A. Gomes, S. Karirinne, O. Okhotnikov and M. Pessa, LongWave on GaAs Conference, Napa Valley, 4^th and 5^th of June 2002.

“Effects of C-Band Pumping on the Performance of L-Band Erbium Doped Fibre Amplifiers”, A. Teixeira, M. Melo, C. Santos, D. Pereira, M. Lima, P. André, O. Frazão, L.A. Gomes, H.M. Salgado and F. Rocha, Telecomunications Electronics and Control, Santiago de Cuba, Cuba, 17^th to 19^th of July 2002.

“Effects of Multiple C-Band Pumping on the L-Band EDFA gain profile”, A. Teixeira, A. Santos, D. Pereira, M. Lima, P. André, F. Rocha, M. Melo, O. Frazão, L.A. Gomes and H.M. Salgado, Global Optical and Wireless Network Conference (GOWN’02), Wolin, Poland, 25^th to 30^th of August 2002.

“Novel Ga-As-Based Nitride and Antimonide Long-Wavelength VCSEL’s”, T. Jouhti, C.S. Peng, E.-M. Pavelescu, J. Konttinen, L.A. Gomes, O. Okhotnikov and M. Pessa, Symposium on Nano and Giga Challenges in Microelectronics Research and Opportunities in Russia, Moscow, Russia, 10^th to 13^th of September 2002.

“Widely Tunable L-band Erbium Doped Fiber Ring Laser by Means of Induced Cavity Loss Control”, M. Melo, A. Teixeira, O. Frazão, L.A. Gomes, M. Lima, C. Santos, D. Pereira, F. Rocha and H. M. Salgado, 15^th Annual Meeting of the IEEE Lasers and Electro-Optics Society, Glasgow, Scotland, 10^th to 14^th of November 2002.

“Mode-locked ytterbium fiber laser tunable in the 980 – 1070 nm spectral range”, L.A. Gomes, N. Xiang, T. Jouhti, O.G. Okhotnikov, and A. Grudinin, 87^th OSA Annual Meeting “Frontiers in Optics”, Tucson, Arizona, U.S.A., October 2003.

“140-MHz stretched pulse ytterbium fiber laser operating in the 980 – 1030 nm spectral range”, L.A. Gomes, N. Xiang, T. Jouhti, O.G. Okhotnikov, M. Hotoleanu, A. Salomaa and S. Tammela, 87^th OSA Annual Meeting “Frontiers in Optics”, Tucson, Arizona, U.S.A., October 2003.

3.          Oral presentations in National conferences:

“Geração de Impulsos Femtosegundo em Lasers FSF em Fibra Óptica Dopada com Érbio”, L.A. Gomes, M.B. Marques and J.M. Sousa, XIIª Conferência Nacional de Física, FÍSICA 2000, Figueira da Foz, 27^th to 30^th of September 2000.

“Broadly Tunnable Mode-Locked Ytterbium Doped Fiber Laser”, L.A. Gomes and O.G. Okhotnikov, I SITE-ON, Aveiro, June 17^th 2003.

 “Vertical-Cavity Saturable Absorber Intensity Modulator”, L.A. Gomes, M. Guina, A. Vainionpää, A. Härkönen, L. Orsila, J. Lyytikäinen, M.B. Marques and O.G. Okhotnikov, ConfTele 2003, Aveiro, 18^th to 20^th of June 2003.

4.          Posters presented in National conferences:

“Laser Mode-Locked em Fibra Óptica Dopada com Érbio e Controle da Taxa de Repetição dos Impulsos”, L.A. Gomes, M.B. Marques and J.M. Sousa, XIIª Conferência Nacional de Física, FÍSICA 2000, Figueira da Foz, 27^th to 30^th of September 2000.

“Laser Pulsado em Fibra Óptica Dopada com Érbio e Comutação do Comprimento de Onda de Emissão”, J.M. Sousa, L.A. Gomes, and M.B. Marques, XIIª Conferência Nacional de Física, FÍSICA 2000, Figueira da Foz, 27^th to 30^th of September 2000.

“Amplificador de Alta Potência em Fibra Óptica com Geometria Tipo Flared e Distribuição Espacial Transversal de Potência Monomodo”, J.M. Sousa, L.A. Gomes, M.B. Marques and O.G. Okhotnikov, XIIª Conferência Nacional de Física, FÍSICA 2000, Figueira da Foz, 27^th of 30^th of September 2000.

“Lasers de Alta Potência de Cavidade-Vertical com Emissão à Superficie em GaInNAs / GaAs”, L. A. Gomes, T. Jouhti, J. Konttinen, M.B. Marques and O.G. Okhotnikov, XIII^a Conferência Nacional de Física, FÍSICA 2002, Évora, 6^th to 10^th of September 2002.

“L-Band Erbium Doped Fiber Amplifier Design Limitations Due to C-Band Signal Power Injection”, M. Melo, A. Teixeira, L.A. Gomes, C. Santos, D. Pereira, O. Frazão, M. Lima, P. André, F. Rocha and H.M. Salgado, XIII^a Conferência Nacional de Física, FÍSICA 2002, Évora, 6^th to 10^th of September 2002.

“Tunable L-Band Erbium Doped Fibre Ring Laser”, M. Melo, O. Frazão, L.A. Gomes, A. Teixeira, C. Santos, D. Pereira, M. Lima, F. Rocha and H.M. Salgado, XIII^a Conferência Nacional de Física, FÍSICA 2002, Évora, 6^th to 10^th of September 2002.

“Novel Semiconductor Quantum Well Lasers for Next Generation Fiber-Optic Telecommunication Networks”, T. Jouhti, S. Karirinne, C.S. Peng, J. Konttinen, L.A. Gomes, O. Okhotnikov and M. Pessa, Physics Days, Helsinki, Finland, 20^th to 22^nd March 2003.

“Lasers Mode Locked com SESAMs em Fibra Óptica Dopada com Itérbio”, L.A. Gomes, O. Okhotnikov e M.B. Marques, XIVª Conferência Nacional de Física, FÍSICA 2005, Porto, 1^st to 3^rd of December 2005.