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  1. S.Calvez , D. Burns, and M.D. Dawson, “Optimisation of an optically-pumped 1.3 m m GaInNAs vertical-cavity surface-emitting laser”, IEEE Photon. Technol. Lett., 14, 131 (2002).

  2. H.D. Sun, R. Macaluso, S.Calvez, G.J. Valentine, D. Burns, M.D. Dawson, T. Jouhti, and M. Pessa, “Low-loss 1.3 m m GaInNAs saturable Bragg reflector for high-power picosecond neodymium lasers”, Opt. Lett., 27, 2124 (2002).
  3. R. Macaluso, F. Robert, A.C. Bryce, S.Calvez, and M.D. Dawson, “Resonant wavelength control of a 1.3 m m microcavity by intracavity steam oxidation”, Semicond. Sci. Technol., 18, L1 – L4 (2003).

  4. R. Macaluso, F. Robert, A.C. Bryce, S.Calvez, and M.D. Dawson, “Microreflectivity studies of wavelength control in oxidised AlGaAs microcavities”, Mat. Sci. Eng. B102, 317-322(2003).

  5. S.Calvez , A.H. Clark, J.-M. Hopkins, R. Macaluso, P. Merlin, H.D. Sun, M.D. Dawson, T. Jouhti, and M. Pessa, “1.3 m m GaInNAs optically-pumped vertical cavity semiconductor optical amplifier (VCSOA)”, Electron. Lett., 39, 100 (2003).

  6. J.E. Hastie, J.-M. Hopkins, S.Calvez, C.W. Jeon, D. Burns, R. Abram, E. Riis, A.I. Ferguson, and M.D. Dawson, “0.5W single transverse mode operation of an 850nm diode-pumped surface-emitting semiconductor laser”, IEEE Photon. Technol. Lett., 15, 894 (2003).
  7. H.D. Sun, R. Macaluso, S.Calvez, M.D. Dawson, F. Robert, A.C. Bryce, J.H. Marsh, P. Gilet, L. Grenouillet, A. Million, K. Nam, and H.X. Jiang, “Quantum well intermixing in GaInNAs/GaAs structures”, J. Appl. Phys., 94, 7581 (2003).

  8. J.E. Hastie, J-M. Hopkins, C.W. Jeon, S.Calvez, D. Burns, M.D. Dawson, R. Abram, E. Riis, A.I. Ferguson, W.J. Alford, T.D. Raymond, and A.A. Allerman, “Microchip vertical external cavity surface-emitting lasers”, IEE Electron. Lett. , 39, 1324 (2003).
  9. H.D. Sun, S.Calvez, M.D. Dawson, P. Gilet, L. Grenouillet, and A. Million, “Photoluminescence characteristics of 1.5μm GaInNAs/GaAs structures grown by molecular beam epitaxy”, Appl. Phys.A, 80, pp. 9-12 (2005).

  10. S.Calvez , J.-M. Hopkins, A.H. Clark, R. Macaluso, H.D. Sun, and M.D. Dawson, “GaInNAs/GaAs Bragg mirror based structures for novel 1.3 m m device applications”, J. Crystal Growth, 268, 457-465 (2004).

  11. H.D. Sun, R. Macaluso, S.Calvez, G.J. Valentine, D. Burns, M.D. Dawson, K. Gundogdu, K.S. Hall, T.F. Boggess, T. Jouhti, and M. Pessa, “Effect of rapid thermal annealing on the optical properties of low-loss 1.3 m m GaInNAs/GaAs saturable Bragg reflectors”, J. Appl. Phys., 96, 1418 (2004).

  12. J.-M. Hopkins, S.A. Smith, C.W. Jeon, S.Calvez, M.D. Dawson, T. Jouhti, and M. Pessa, “A 0.6-W CW GaInNAs vertical external-cavity surface-emitting laser operating at 1.32 m m”, IEE Electron. Lett., 40, 30 (2004).

  13. A.H. Clark, S.Calvez, N. Laurand, R. Macaluso, H.D. Sun, M.D. Dawson, T. Jouhti, J. Kontinnen, and M. Pessa, “Long-wavelength monolithic GaInNAs vertical-cavity optical amplifiers”, IEEE J. Quantum Electron., 40, 878-883 (2004).

  14. S.A. Smith, J.-M. Hopkins, J.E. Hastie, D. Burns, S.Calvez, M.D. Dawson, T. Jouhti, J. Kontinnen, and M. Pessa, “A diamond-microchip GaInNAs vertical external-cavity surface-emitting laser operating CW at 1315nm”, IEE Electron. Lett., 40, 935 (2004).

  15. H.D. Sun, A.H. Clark, S.Calvez, M.D. Dawson, H.Y. Liu, M. Hopkinson, P. Navaretti, M. Guitierrez, J.S. Ng, J.P.R. David, P. Gilet, L. Grenouillet, and A. Million, “Investigations of 1.55μm GaInNAs/GaAs heterostructures by optical spectroscopy”, IEE Proc.-Optoelectron., 151, 331 (2004).

  16. S.Calvez , N. Laurand, S.A. Smith, A.H. Clark, J.-M. Hopkins, H.D. Sun, M.D. Dawson, T. Jouhti, J. Kontinnen, and M. Pessa, “Novel 1.3μm GaInNAs surface-normal devices”, IEE Proc.-Optoelectron., 151, 442 (2004).

  17. H.D. Sun, A.H. Clark, H.Y. Liu, M. Hopkinson, S.Calvez, M.D. Dawson, Y.N. Qiu, and J.M. Rorison, “Optical characterisation of 1.55μm GaInNAs multiple quantum wells with Ga(In)NAs spacer layers”, Appl. Phys. Lett., 85, 4013 (2004).

  18. H.D. Sun, A.H. Clark, S.Calvez, M.D. Dawson, Y.N. Qiu, J.M. Rorison, K.-S. Kim, T. Kim, and Y.J. Park, “Spectroscopic characterisation of 1.3μm GaInNAs quantum well structures grown by metal-organic vapour phase epitaxy”, Appl. Phys.Lett., 86, 092106 (2005).

  19. H.D. Sun, A.H. Clark, S.Calvez, M.D. Dawson, P. Gilet, L. Grenouillet, and A. Million, “Investigation of phase-separated electronic states in 1.5μm GaInNAs/GaAs heterostructures by optical spectroscopy”, J. Appl. Phys., 97, 033517 (2005).

  20. N. Laurand, S.Calvez, M.D. Dawson, A.C. Bryce, T. Jouhti, J. Kontinnen, and M. Pessa, “Performance comparison of GaInNAs vertical cavity semiconductor optical amplifiers”, IEEE J. Quantum. Electron., 41, 642 (2005).

     
  21. H.D. Sun, A.H. Clark, S.Calvez, M.D. Dawson, K-S. Kim, T. Kim and Y.J. Park, “Effect of multi-layer barriers on the optical properties of GaInNAs single quantum well structures grown by metal-organic vapour phase epitaxy”, Appl. Phys. Lett., 87, 021903 (2005).

  22. H.D. Sun, A.H. Clark, S.Calvez, M.D. Dawson, D.K. Shih, and H.H. Lin, “Mid-infrared photoluminescence characterisation of InN x As 1-x /In 0.53 Ga 0.47 As /InP multi-quantum wells with various N contents”, Appl. Phys. Lett., 87, 081908 (2005).

  23. A. McWilliam, A.A. Lagatsky, C.G. Leburn, P. Fischer, C.T.A. Brown, G.J. Valentine, A.J. Kemp, S.Calvez, D. Burns, M.D. Dawson, M. Pessa, and W. Sibbett, “Low-loss GaInNAs saturable Bragg reflector for femtosecond modelocking of a Cr 4+ :forsterite laser”, IEEE Photon. Technol. Lett., 17, 2292 (2005).

  24. Y.N. Qiu, J.M. Rorison, H.D. Sun, A.C. Bryce, S.Calvez, and M.D. Dawson, “Influence of composition diffusion on the band structures of InGaNAs/GaAs quantum wells investigated by the BAC model”, Appl. Phys. Lett., 87, 231112 (2005).

  25. H.D. Sun, S.Calvez, M.D. Dawson, J.A. Gupta, G.I. Sproule, X. Wu, and Z.R. Wasilewski “Role of Sb in the growth and optical properties of 1.55µm GaInN(Sb)As/GaNAs quantum-well structures by molecular beam epitaxy”, Appl. Phys. Lett., 87, 181908 (2005).

  26. N. Laurand , S.Calvez, M.D. Dawson, and A.E. Kelly, “Index and gain dynamics of optically-pumped GaInNAs vertical-cavity semiconductor optical amplifiers”, Appl. Phys. Lett., 87, 231115 (2005).

  27. A.J. Kemp, A.J. Maclean, J.E. Hastie, S.A. Smith, J.-M. Hopkins, S.Calvez, G.J. Valentine, M.D. Dawson, and D. Burns, “Thermal lensing, thermal management and transverse mode control in an InGaS/sapphire microchip VECSEL”, Appl. Phys. B: Lasers and Optics, 83, 189 (2006).

  28. N. Laurand , S.Calvez, H.D. Sun, M.D. Dawson, J.A. Gupta, and G.C. Aers, “C-Band emission from a GaInNAsSb VCSEL on GaAs”, IEE Electron. Lett., 42(1), 2006.

  29. H.D. Sun, S.Calvez, M.D. Dawson, J.A. Gupta, G.I. Sproule, X. Wu, and Z.R. Wasilewski, “Thermal quenching mechanism of photoluminescence in 1.55μm GaInNAs(Sb)/Ga(N)As quantum well structures”, Appl. Phys. Lett., 89, 101909 (2006).

  30. S. Giet, H.D. Sun, S.Calvez, M.D. Dawson, S. Suomalainen, M. Guina, O. Okhotnikov, and M. Pessa, “Spectral narrowing and locking of a vertical external cavity surface emitting laser using an intracavity volume Bragg grating”, IEEE Photon. Technol. Lett., 18, 1786 (2006).

  31. J.-M. Hopkins, S.Calvez, A.J. Kemp, J.E. Hastie, S.A. Smith, A.J. Maclean, D. Burns and M.D.Dawson, "Thermal lensing, thermal management and transverse mode control in microchip VECSELs", Physica Status Solidi C, 3 (3), 380-385 (2006).

  32. N. Laurand , S.Calvez, M.D. Dawson, and A.E. Kelly “Slow light in a vertical-cavity semiconductor optical amplifier”, Optics Express, 14, 6858 (2006).

  33. A. Härkönen, S. Suomalainen, E. Saarinen, L. Orsila, R. Koskinen, O. Okhotnikov, S.Calvez, and M.D. Dawson, “4W single-transverse mode VECSEL utilising intra-cavity diamond heatspreader”, Electron. Lett., 42, (2006).

  34. F. van Loon, A.J. Kemp, A.J. Maclean, S.Calvez, J.-M. Hopkins, J.E. Hastie, M.D. Dawson, and D. Burns, “Intracavity diamond heatspreaders in lasers: the effects of birefringence”, Optics Express, 14, 9250 (2006).

  35. N. Laurand, C.L. Lee, E. Gu, J.E. Hastie, S.Calvez, M.D. Dawson, "Microlensed Microchip VECSEL", Optics Express, 15 (15), 9341-9346 (2007).

  36. N. Laurand, B. Guilhabert, E. Gu, S.Calvez, M.D. Dawson, "Tunable single-mode fiber-VCSEL using an intracavity polymer lens", Optics Letters, 32 (19), 2831-2833 (2007).

  37. A.J. Kemp, A.J. Maclean, J.-M. Hopkins, J.E. Hastie, S.Calvez, M.D. Dawson and D. Burns, "Thermal management of disc lasers: doped dielectric and semiconductor gain media in thin-disc and microchip formats", Journal of Modern Optics, 54 (12), 1669-1676 (2007).

  38. J.-M. Hopkins, R.D. Preston, A.J. Maclean, S.Calvez, H. Sun, J. Ng, M. Steer, M. Hopkinson, and D. Burns, "High performance 2.2mm optically-pumped vertical external-cavity surface-emitting laser", Journal of Modern Optics, 54 (12), 1677-1683 (2007).

  39. S. Giet, S.Calvez, M.D. Dawson, N. Destouches, O. Parriaux, "Stabilization of a semiconductor disk laser using an intra-cavity high reflectivity grating", Optics Express, 15 (25), 16520-16526 (2007).

  40. A. Maclean, A.J. Kemp, S.Calvez, J.-Y. Kim, T. Kim, M.D. Dawson, D. Burns, "Continuous tuning efficient intracavity second harmonic generation in a semiconductor disk laser with an intracavity heatspreader", accepted for publication in IEEE Journal Quantum Electronics, in press (2007).

  41. S.Calvez, N. Laurand, H.D. Sun, J. Weda, D. Burns, M.D. Dawson, A. Harkonen, T. Jouthi, M. Pessa, M. Hopkinson, D. Poitras, J.A. Gupta, C.G. Leburn, C.T.A. Brown, W. Sibbett, "GaInNAs(Sb) surface normal devices", Physics Status Solidi a, in press (2007).
 
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