Dielectric solid-state planar waveguide lasers: A review

IEEE Journal on Selected Topics in Quantum Electronics

Volumn 13, Issue 3, 2007, Pages 626-637

  Mackenzie, Jacob I ^a  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

Author keywords

Dielectric waveguides; Lasers; Optical planar waveguides

Indexed keywords

OPTICAL FIBER FABRICATION; OPTICAL GAIN; RARE EARTH ELEMENTS; SOLID STATE LASERS; THERMAL EFFECTS; THRESHOLD CURRENT DENSITY;

OPTICAL PLANAR WAVEGUIDES; SPATIAL-MODE CONTROL; STATE-OF-THE-ART TECHNOLOGIES;

OPTICAL WAVEGUIDES;

EID: 34250746455     PISSN: 1077260X     EISSN: None     Source Type: Journal    
DOI: 10.1109/JSTQE.2007.897184     Document Type: Review

References (141)

1. 3+ in a barium crown glass," Phys. Rev. Lett., vol. 7, pp. 444-446, 1961.
2. M. J. F. Digonnet and C. J. Gaeta, "Theoretical-analysis of optical fiber laser-amplifiers and oscillators," Appl. Opt., vol. 24, pp. 333-342, 1985.
3. 12 wave-guide," Appl. Phys. Lett., vol. 63, pp. 7-9, 1993.
4. R. V. Ramaswamy and R. Srivastava, "Ion-exchanged glass waveguides - A review," J. Lightw. Technol., vol. 6, no. 6, pp. 984-1002, Jun. 1988.
5. B. Ferrand, B. Chambaz, and M. Couchaud, "Liquid phase epitaxy: A versatile technique for the development of miniature optical components in single crystal dielectric media," Opt. Mater., vol. 11, pp. 101-114, 1999.
6. R. Burkhalter, I. Dohnke, and J. Hulliger, "Growing of bulk crystals and structuring waveguides of fluoride materials for laser applications," Prog. Crystal Growth . Characterization Mater., vol. 42, pp. 1-64, 2001.
7. M. Jelinek, "Progress in optical waveguiding thin films," Czech. J. Phys., vol. 53, pp. 365-377, 2003.
8. J. M. Eggleston, T. J. Kane, K. Kuhn, J. Unternahrer, and R. L. Byer, "The slab geometry laser. 1. Theory," IEEE J. Quantum Electron., vol. QE-20, no. 3, pp. 289-301, Mar. 1984.
9. H. Kogelnik and C. V. Shank, "Stimulated emission in a periodic structure," Appl. Phys. Lett., vol. 18, pp. 152-154, 1971.
10. J. E. Roman and K. A. Winick, "Neodymium-doped glass channel waveguide laser containing an integrated distributed Bragg reflector," Appl. Phys. Lett., vol. 61, pp. 2744-2746, 1992.
11. G. Zeidler, "Optical waveguide technique with organic dye lasers," J. Appl. Phys., vol. 42, pp. 884-885, 1971.
12. J. P. Wittke, "Thin-film lasers," RCA Rev., vol. 33, pp. 674-94, 1972.
13. 12 slab waveguide laser," J. Appl. Phys., vol. 50, pp. 653-659, 1979.
14. T. Taira, W. M. Tulloch, and R. L. Byer, "Modeling of quasi-three-level lasers and operation of CW Yb:YAG lasers," Appl. Opt., vol. 36, pp. 1867-1874, 1997.
15. H. Yajima, Y. Sekimoto, and S. Kawase, "Amplification at 1.06 μm Using a Nd-glass thin-film waveguide," Appl. Phys. Lett., vol. 21, pp. 407-409, 1972.
16. B. U. Chen and C. L. Tang, "Nd-Glass thin-film waveguide - Active medium for Nd thin-film laser," Appl. Phys. Lett., vol. 28, pp. 435-437, 1976.
17. 3+ ions in epitaxially grown thin aluminum garnet films," Phys. Lett. A, vol. 42, p. 105, 1972.
18. 3+ ions in epitaxially grown thin aluminum garnet films," Appl. Phys. Lett., vol. 22, pp. 656-657, 1973.
19. W. A. Bonner, "Epitaxial-growth of garnets for thin-film lasers," J. Electron. Mater., vol. 3, pp. 193-208, 1974.
20. J. G. Grabmaier, B. C. Grabmaier, R. T. Kersten, R. D. Plattner, and G. J. Zeidler, "Epitaxially grown Nd laser-films," Phys. Lett. A, vol. 43, pp. 219-220, 1973.
21. 3+ -doped YAG layers by dipping technique," J. Crystal Growth, vol. 34, pp. 280-284, 1976.
22. P. W. Smith, "A waveguide gas laser," Appl. Phys. Lett., vol. 18, pp. 152-154, 1971.
23. J. J. Degnan, "Waveguide laser - Review," Appl. Phys., vol. 11, pp. 1-33, 1976.
24. A. D. Colley, H. J. Baker, and D. R. Hall, "Planar wave-guide, 1 kW CW, carbon-dioxide laser-excited by a single transverse RF discharge," Appl. Phys. Lett., vol. 61, pp. 136-138, 1992.
25. K. Kincade and S. G. Anderson, "Market's messages are mixed. Low growth overall in 2005 masks some strong performers," Laser Focus World, vol. 42, pp. 78-93, 2006.
26. Trumpf, 2006. [Online]. Available: http://www.trumpf-laser.com.
27. T. S. Rutherford, W. M. Tulloch, E. K. Gustafson, and R. L. Byer, "Edge-pumped quasi-three-level slab lasers: Design and power scaling," IEEE J. Quantum Electron., vol. 36, no. 2, pp. 205-219, Feb. 2000.
28. P. J. Chandler, S. J. Field, D. Hanna, D. P. Shepherd, P. D. Townsend, A. C. Tropper, and L. Zhang, "Ion-implanted Nd:YAG planar waveguide laser," Electron. Lett., vol. 25, pp. 985-986, 1989.
29. 3," Electron. Lett., vol. 25, pp. 1491-1492, 1989.
30. Y. Hibino, T. Kitagawa, M. Shimizu, F. Hanawa, and A. Sugita, "Neodymium-doped silica optical wave-guide laser on silicon substrate," IEEE Photon. Technol. Lett., vol. 1, no. 11, pp. 349-350, Nov. 1989.
31. P. Mazzinghi, P. Burlamacchi, M. Matera, H. F. Raneasandoval, R. Salimbeni, and U. Vanni, "A 200-W average power, narrow bandwidth, tunable waveguide dye-laser," IEEE J. Quantum Electron., vol. 17, no. 11, pp. 2245-2249, Nov. 1981.
32. S. B. Poole, D. N. Payne, and M. E. Fermann, "Fabrication of lowloss optical fibers containing rare-earth ions," Electron. Lett., vol. 21, pp. 737-738, 1985.
33. R. J. Mears, L. Reekie, S. B. Poole, and D. N. Payne, "Neodymium-doped silica single-mode fiber lasers," Electron. Lett., vol. 21, pp. 738-740, 1985.
34. S. E. Miller, "Integrated optics - An introduction," Bell Syst. Tech. J., vol. 48, p. 2059, 1969.
35. 3 FM mode-locked wave-guide laser," Electron. Lett., vol. 27, pp. 936-937, 1991.
36. 3," Electron. Lett., vol. 32, pp. 899-900, 1996.
37. 3 waveguide laser of wide tuning range," IEEE J. Quantum Electron., vol. 33, no. 10, pp. 1636-1641, Oct. 1997.
38. D. L. Veasey, D. S. Funk, N. A. Sanford, and J. S. Hayden, "Arrays of distributed-Bragg-reflector waveguide lasers at 1536 nm in Yb/Er codoped phosphate glass," Appl. Phys. Lett., vol. 74, pp. 789-791, 1999.
39. 3 wave-guide lasers and optical amplifiers," Appl. Opt., vol. 31, pp. 5276-5282, 1992.
40. 3+ -doped phosphate glasses," J. Opt. Soc. Amer. B, Opt. Phys., vol. 17, pp. 833-839, 2000.
41. 3+," J. Appl. Phys., vol. 84, pp. 4525-4531, 1998.
42. V. Y. Timoshenko, D. M. Zhigunov, P. K. Kashkarov, O. A. Shalygina, S. A. Teterukov, R. J. Zhang, M. Zacharias, M. Fujii, and S. Hayashi, "Photoluminescence properties of erbium-doped structures of silicon nanocrystals in silicon dioxide matrix," J. Non-Crystalline Solids, vol. 352, pp. 1192-1195, 2006.
43. 3 waveguide lasers," IEEE J. Quantum Electron., vol. 36, no. 3, pp. 394-399, Mar. 2000.
44. 3 waveguide laser," Electron. Lett., vol. 34, pp. 1228-1230, 1998.
45. 3 waveguide lasers," IEEE J. Sel. Topics Quantum Electron., vol. 6, no. 1, pp. 101-113, Jan./Feb. 2000.
46. W. Sohler, B. K. Das, D. Dey, S. Reza, H. Suche, and R. Ricken, "Erbium-doped lithium niobate waveguide lasers," IEICE Trans. Electron., vol. E88C, pp. 990-997, 2005.
47. 3," IEEE Photon. Technol. Lett., vol. 12, no. 11, pp. 1513-1515, Nov. 2000.
48. S. D. Conzone, J. S. Hayden, D. S. Funk, A. Roshko, and D. L. Veasey, "Hybrid glass substrates for waveguide device manufacture," Opt. Lett., vol. 26, pp. 509-511, 2001.
49. S. Honkanen, B. R. West, S. Yliniemi, P. Madasamy, M. Morrell, J. Auxier, A. Schulzgen, N. Peyghambarian, J. Carriere, J. Frantz, R. Kostuk, J. Castro, and D. Geraghty, "Recent advances in ion exchanged glass waveguides and devices," Phys. Chem. Glasses Eur. J. Glass Sci. Technol. B, vol. 47, pp. 110-120, 2006.
50. J. I. Mackenzie, C. Li, and D. P. Shepherd, "Multi-watt, high efficiency, diffraction-limited Nd:YAG planar waveguide laser," IEEE J. Quantum Electron., vol. 39, no. 3, pp. 493-500, Mar. 2003.
51. D. C. Hanna, A. C. Large, D. P. Shepherd, A. C. Tropper, I. Chartier, B. Ferrand, and D. Pelenc, "A side-pumped Nd:YAG epitaxial waveguide laser," Opt. Commun., vol. 91, pp. 229-235, 1992.
52. I. Chartier, B. Ferrand, D. Pelenc, S. J. Field, D. C. Hanna, A. C. Large, D. P. Shepherd, and A. C. Tropper, "Growth and low-threshold laser oscillation of an epitaxially grown Nd:YAG wave-guide," Opt. Lett., vol. 17, pp. 810-812, 1992.
53. C. L. Bonner, T. Bhutta, D. P. Shepherd, and A. C. Tropper, "Double-clad structures and proximity coupling for diode-bar-pumped planar waveguide lasers," IEEE J. Quantum Electron., vol. 36, no. 2, pp. 236-242, Feb. 2000.
54. J. R. Lee, H. J. Baker, G. J. Friel, G. J. Hilton, and D. R. Hall, "High-average-power Nd:YAG planar waveguide laser that is face pumped by 10 laser diode bars," Opt. Lett., vol. 27, pp. 524-526, 2002.
55. E. Flores-Romero, G. V. Vazquez, H. Marquez, R. Rangel-Rojo, J. Rickards, and R. Trejo-Luna, "Planar waveguide lasers by proton implantation in Nd:YAG crystals," Opt. Exp., vol. 12, pp. 2264-2269, 2004.
56. 3+ crystal by femtosecond laser writing," Opt. Lett., vol. 30, pp. 2248-2250, 2005.
57. R. J. Beach, S. C. Mitchell, H. E. Meissner, O. R. Meissner, W. F. Krupke, J. M. McMahan, W. J. Bennett, and D. P. Shepherd, "Continuous-wave and passively Q-switched cladding-pumped planar waveguide lasers," Opt. Lett., vol. 26, pp. 881-883, 2001.
58. M. Domenech, G. V. Vazquez, E. Flores-Romero, E. Cantelar, and G. Lifante, "Continuous-wave laser oscillation at 1.3 μm in Nd:YAG proton-implanted planar waveguides," Appl. Phys. Lett., vol. 86, pp. 151108-1-151108-3, 2005.
59. 12 waveguide laser" J. Appl. Phys., vol. 76, pp. 7651-7653, 1994.
60. J. I. Mackenzie, High-Brightness Diode-Pumped Waveguide Lasers. Southampton, U.K.: Faculty of Engineering and Applied Science, University of Southampton, 2003, p. 154.
61. A. Rameix, C. Borel, B. Chambaz, B. Ferrand, D. P. Shepherd, T. J. Warburton, D. C. Hanna, and A. C. Tropper, "An efficient, diode-pumped, 2μm Tm:YAG waveguide laser," Opt. Commun., vol. 142, pp. 239-243, 1997.
62. J. I. Mackenzie, S. C. Mitchell, R. J. Beach, H. E. Meissner, and D. P. Shepherd, "15 W diode-side-pumped Tm:YAG waveguide laser at 2μm," Electron. Lett., vol. 37, pp. 898-899, 2001.
63. D. C. Hanna, J. K. Jones, A. C. Large, D. P. Shepherd, A. C. Tropper, P. J. Chandler, M. J. Rodman, P. D. Townsend, and L. Zhang, "Quasi-3 level 1.03 μm laser operation of a planar ion-implanted Yb:YAG waveguide," Opt. Commun., vol. 99, pp. 211-215, 1993.
64. D. Pelenc, B. Chambaz, I. Chartier, B. Ferrand, C. Wyon, D. P. Shepherd, D. C. Hanna, A. C. Large, and A. C. Tropper, "High slope efficiency and low-threshold in a diode-pumped epitaxially grown Yb:YAG wave-guide laser," Opt. Commun., vol. 115, pp. 491-497, 1995.
65. U. Griebner and H. Schonnagel, "Laser operation with nearly diffraction-limited output from a Yb:YAG multimode channel waveguide," Opt. Lett., vol. 24, pp. 750-752, 1999.
66. J. I. Mackenzie and D. P. Shepherd, "End-pumped, passively Q-switched Yb:YAG double-clad waveguide laser," Opt. Lett., vol. 27, pp. 2161-2163, 2002.
67. 12 waveguide laser at 1.06 and 0.94 μm," Opt. Lett., vol. 22, pp. 988-990, 1997.
68. N. A. Vainos, C. Grivas, C. Fotakis, R. W. Eason, A. A. Anderson, D. S. Gill, D. P. Shepherd, M. Jelinek, J. Lancok, and J. Sonsky, "Planar laser waveguides of Ti:sapphire, Nd:GGG and Nd:YAG grown by pulsed laser deposition," Appl. Surf. Sci., vol. 129, pp. 514-519, 1998.
69. S. J. Field, D. C. Hanna, A. C. Large, D. P. Shepherd, A. C. Tropper, P. J. Chandler, P. D. Townsend, and L. Zhang, "An efficient, diode-pumped, ion-implanted Nd:GGG planar wave-guide laser," Opt. Commun., vol. 86, pp. 161-166, 1991.
70. 12 thin-film optical waveguide fabricated by pulsed laser deposition," Appl. Phys. Lett., vol. 69, pp. 10-12, 1996.
71. R. Gerhardt, J. Kleine-Borger, L. Beilschmidt, M. Frommeyer, H. Dotsch, and B. Gather, "Efficient channel-waveguide laser in Nd:GGG at 1.062 μm wavelength," Appl. Phys. Lett., vol. 75, pp. 1210-1212, 1999.
72. 12 thick (40 μm) planar waveguide grown by pulsed laser deposition," Opt. Commun., vol. 229, pp. 355-361, 2004.
73. 12 buried channel waveguide laser at 1.025 μm wavelength," Appl. Phys. Lett., vol. 68, pp. 2177-2179, 1996.
74. J. H. Sharp, M. J. Rodman, P. J. Chandler, and P. D. Townsend, "Planar optical wave-guides in Nd-doped yttrium oxy-orthosilicate," Appl. Phys. Lett., vol. 64, pp. 2637-2639, 1994.
75. A. A. Anderson, R. W. Eason, L. M. B. Hicke, M. Jelinek, C. Grivas, D. S. Gill, and N. A. Vainos, "Ti:sapphire planar waveguide laser grown by pulsed laser deposition," Opt. Lett., vol. 22, pp. 1556-1558, 1997.
76. C. Grivas, D. P. Shepherd, T. C. May-Smith, R. W. Eason, and M. Pollnau, "Single-transverse-mode Ti:sapphire rib waveguide laser," Opt. Exp., vol. 13, pp. 210-215, 2005.
77. 4 planar waveguide laser," Opt. Soc. Amer. Long Beach, CA.
78. 3 waveguide laser," Opt. Lett., vol. 22, pp. 1778-1780, 1997.
79. 3 channel wave-guide laser devices," IEEE J. Quantum Electron., vol. 27, no. 3, pp. 618-625, Mar. 1991.
80. 3 planar wave-guide laser," Opt. Lett., vol. 16, pp. 481-483, 1991.
81. M. Hempstead, J. S. Wilkinson, and L. Reekie, "Wave-guide lasers operating at 1084 nm in neodymium-diffused lithium-niobate," IEEE Photon. Technol. Lett., vol. 4, no. 8, pp. 852-855, Aug. 1992.
82. 3 wave-guide laser," Electron. Lett., vol. 29, pp. 175-176, 1993.
83. 3 wave-guide laser of 1563 and 1576 nm emission wavelengths," Appl. Phys. Lett., vol. 61, pp. 1257-1259, 1992.
84. 3," Appl. Phys. Lett., vol. 69, pp. 3785-3787, 1996.
85. 3 waveguide laser operating at room temperature," IEEE Photon. Technol. Lett., vol. 8, no. 2, pp. 209-211, Feb. 1996.
86. 3 channel waveguides," Appl. Phys. Lett., vol. 86, pp. 161119-1-161119-3, 2005.
87. 3," Opt. Lett., vol. 20, pp. 1477-1479, 1995.
88. 3 annealed/proton exchanged waveguide lasers," IEEE Photon. Technol. Lett., vol. 17, no. 1, pp. 130-132, Jan. 2005.
89. 3," Opt. Lett., vol. 20, pp. 1468-1470, 1995.
90. P. Rogin and J. Hulliger, "Epitaxial Nd:YLF linear waveguide laser," Opt. Lett., vol. 22, pp. 1701-1703, 1997.
91. 3 thin film grown by molecular beam epitaxy," Electron. Lett., vol. 35, pp. 398-400, 1999.
92. 3 thin films grown by molecular beam epitaxy," IEEE J. Quantum Electron., vol. 36, no. 2, pp. 243-247, Feb. 2000.
93. 2 planar waveguide laser," Opt. Lett., vol. 31, pp. 53-55, 2006.
94. A. K. Mairaj, X. Feng, D. P. Shepherd, and D. W. Hewak, "Channel waveguide lasers in a lead silicate glass fashioned using the extrusion technique," Appl. Phys. Lett., vol. 85, pp. 2727-2729, 2004.
95. 3+ codoped silicate glass," Appl. Opt., vol. 38, pp. 6879-6886, 1999.
96. E. K. Mwarania, J. Wang, J. Lane, and J. S. Wilkinson, "Neodymium-doped ion-exchanged wave-guide lasers in BK7 glass," J. Lightw. Technol., vol. 11, pp. 1550-1558, Oct. 1993.
97. + ion-exchange across a direct-bonded interface," Appl. Phys. Lett., vol. 75, pp. 3757-3759, 1999.
98. S. J. Hettrick, J. I. Mackenzie, R. D. Harris, J. S. Wilkinson, D. P. Shepherd, and A. C. Tropper, "Ion-exchanged tapered-waveguide laser in neodymium-doped BK7 glass," Opt. Lett., vol. 25, pp. 1433-1435, 2000.
99. T. Feuchter, E. K. Mwarania, J. Wang, L. Reekie, and J. S. Wilkinson, "Erbium-doped ion-exchanged wave-guide lasers in BK7 glass," IEEE Photon. Technol. Lett., vol. 4, no. 6, pp. 542-544, Jun. 1992.
100. J. A. Aust, K. J. Malone, D. L. Veasey, N. A. Sanford, and A. Roshko, "Passively Q-switched Nd:YAG wave-guide laser," Opt. Lett., vol. 19, pp. 1849-1851, 1994.
101. P. Madasamy, S. Honkanen, D. F. Geraghty, and N. Peyghambarian, "Single-mode tapered waveguide laser in Er-doped glass with multimode-diode pumping," Appl. Phys. Lett., vol. 82, pp. 1332-1334, 2003.
102. E. R. Thoen, E. M. Koontz, D. J. Jones, D. Barbier, F. X. Kartner, E. P. Ippen, and L. A. Kolodziejski, "Erbium-ytterbium waveguide laser mode-locked with a semiconductor saturable absorber mirror," IEEE Photon. Technol. Lett., vol. 12, no. 2, pp. 149-151, Feb. 2000.
103. D. L. Veasey, D. S. Funk, P. M. Peters, N. A. Sanford, G. E. Obarski, N. Fontaine, M. Young, A. P. Peskin, W.-C. Liu, S. N. Houde-Walter, and J. S. Hayden, "Yb/Er-codoped and Yb-doped waveguide lasers in phosphate glass," J. Non-Crystalline Solids, vol. 263/264, pp. 369-381, 2000.
104. D. P. Millas, A. Faulstich, H. J. Baker, and D. R. Hall, "A planar waveguide Nd:YAG laser, face pumped by laser diode bars," Proc. XI Int. Symp. Gas Flow Chem. Lasers High Power Laser'96, vol. 3092, 1997, pp. 25-28.
105. 12 planar waveguide laser," Opt. Lett., vol. 23, pp. 942-944, 1998.
106. D. P. Shepherd, C. L. Bonner, C. T. A. Brown, W. A. Clarkson, A. C. Tropper, D. C. Hanna, and H. E. Meissner, "High-numerical-aperture, contact-bonded, planar waveguides for diode-bar-pumped lasers," Opt. Commun., vol. 160, pp. 47-50, 1999.
107. U. Griebner, R. Grunwald, and H. Schonnagel, "Thermally bonded Yb:YAG planar waveguide laser," Opt. Commun., vol. 164, pp. 185-190, 1999.
108. J. Banerji, A. R. Davies, and R. M. Jenkins, "Laser resonators with self-imaging waveguides," J. Opt. Soc. Amer. B, Opt. Phys., vol. 14, pp. 2378-2380, 1997.
109. W. Pelouch, D. Smith, J. Koroshetz, I. McKinnie, J. Unternahrer, and S. Henderson, "High power self-imaging waveguide lasers and amplifiers," presented at the OSA Trends Opt. Photon, vol. 68. Washington, DC, 2002.
110. H. J. Baker, J. R. Lee, and D. R. Hall, "Self-imaging and high-beam-quality operation in multi-mode planar waveguide optical amplifiers," Opt. Exp., vol. 10, pp. 297-302, 2002.
111. 12 slab laser," Appl. Phys. Lett., vol. 87, pp. 151110-1-151110-3, 2005.
112. D. P. Shepherd, S. J. Hettrick, C. Li, J. I. Mackenzie, R. J. Beach, S. C. Mitchell, and H. E. Meissner, "High-power planar dielectric waveguide lasers," J. Phys. D, Appl. Phys., vol. 34, pp. 2420-2432, 2001.
113. 3," Appl. Phys. Lett., vol. 41, pp. 607-608, 1982.
114. R. V. Schmidt and I. P. Kaminow, "Metal-diffused optical waveguides," Appl. Phys. Lett., vol. 25, pp. 458-460, 1974.
115. P. J. Chandler, L. Zhang, and P. D. Townsend, "Ion-implanted waveguides in laser host materials," Nucl. Instrum. Methods Phys. Res. B, Beam Interact. Mater. At., vol. 59, pp. 1223-1227, 1991.
116. K. Miura, J. R. Qiu, H. Inouye, T. Mitsuyu, and K. Hirao, "Photowritten optical waveguides in various glasses with ultrashort pulse laser," Appl. Phys. Lett., vol. 71, pp. 3329-3331, 1997.
117. M. Svalgaard, C. V. Poulsen, A. Bjarklev, and O. Poulsen, "Direct UV writing of buried single mode channel wave-guides in Ge-doped silica films," Electron. Lett., vol. 30, pp. 1401-1403, 1994.
118. R. Osellame, S. Taccheo, M. Marangoni, R. Ramponi, P. Laporta, D. Polli, S. De Silvestri, and G. Cerullo, "Femtosecond writing of active optical waveguides with astigmatically shaped beams," J. Opt. Soc. Amer. B, Opt. Phys., vol. 20, pp. 1559-1567, 2003.
119. 12," J. Appl. Phys., vol. 49, pp. 65-68, 1978.
120. M. Kawachi, "Silica wave-guides on silicon and their application to integrated-optic components," Opt. Quantum Electron., vol. 22, pp. 391-416, 1990.
121. C. Grivas, D. P. Shepherd, T. C. May-Smith, R. W. Eason, M. Pollnau, A. Crunteanu, and M. Jelinek, "Performance of Ar+-milled Ti:sapphire rib waveguides as single transverse-mode broadband fluorescence sources," IEEE J. Quantum Electron., vol. 39, no. 3, pp. 501-507, Mar. 2003.
122. A. Crunteanu, M. Pollnau, G. Janchen, C. Hibert, P. Hoffmann, R. P. Salathe, R. W. Eason, C. Grivas, and D. P. Shepherd, "Ti:sapphire rib channel waveguide fabricated by reactive ion etching of a planar waveguide," Appl. Phys. B, Lasers Opt., vol. 75, pp. 15-17, 2002.
123. 3+ waveguide laser," J. Appl. Phys., vol. 45, pp. 3460-3462, 1974.
124. C.T.A. Brown, C.L. Bonner, T.J. Warburton, D.P. Shepherd, A.C. Tropper, D. C. Hanna, and H. E. Meissner, "Thermally bonded planar waveguide lasers," Appl. Phys. Lett., vol. 71, pp. 1139-1141, 1997.
125. 3 for integrated lasers and nonlinear frequency converters," Opt. Eng., vol. 37, pp. 1193-1202, 1998.
126. G. Sorbello, S. Taccheo, M. Marano, M. Marangoni, R. Osellame, R. Ramponi, and P. Laporta, "Comparative study of Ag-Na thermal and field-assisted ion exchange on Er-doped phosphate glass," Opt. Mater., vol. 17, pp. 425-435, 2001.
127. 3," IEEE J. Sel. Topics Quantum Electron., vol. 2, no. 2, pp. 355-366, Jun. 1996.
128. 3+ ions thermally diffused into sapphire," Opt. Lett., vol. 21, pp. 597-599, 1996.
129. T. Hirose, M. Fokine, K. Saito, and A. J. Ikushima, "Waveguide writing by CO2 laser annealing on sputtered silica film," J. Non-Crystalline Solids, vol. 352, pp. 664-668, 2006.
130. R. A. Me Farlane, M. Lui, and D. Yap, "Rare-earth-doped fluoride waveguides fabricated using molecular-beam epitaxy," IEEE J. Sel. Topics Quantum Electron., vol. 1, no. 1, pp. 82-91, Apr. 1995.
131. B. Unal, M. C. Netti, M. A. Hassan, P. J. Ayliffe, M. D. B. Charlton, F. Lahoz, N. M. B. Perney, D. P. Shepherd, C. Y. Tai, J. S. Wilkinson, and G. J. Parker, "Neodymium-doped tantalum pentoxide waveguide lasers," IEEE J. Quantum Electron., vol. 41, no. 12, pp. 1565-1573, Dec. 2005.
132. H. Y. Ou, "Different index contrast silica-on-silicon waveguides by PECVD," Electron. Lett., vol. 39, pp. 212-213, 2003.
133. K. Okamoto, "Recent progress of integrated optics planar lightwave circuits," Opt. Quantum Electron., vol. 31, pp. 107-129, 1999.
134. D. A. Guilhot, G. D. Emmerson, C. B. E. Gawith, S. P. Watts, D. P. Shepherd, R.B. Williams, and P. G. R. Smith, "Single-mode direct-ultraviolet-written channel waveguide laser in neodymium-doped silica on silicon," Opt. Lett., vol. 29, pp. 947-949, 2004.
135. X. Orignac, D. Barbier, X. M. Du, R. M. Almeida, O. McCarthy, and E. Yeatman, "Sol-gel silica/titania-on-silicon Er/Yb-doped waveguides for optical amplification at 1.5 μm," Opt. Mater., vol. 12, pp. 1-18, 1999.
136. 12 by pulsed laser deposition," Appl. Surf. Sci., vol. 223, pp. 361-371, 2004.
137. T. Bhutta, J. I. Mackenzie, D. P. Shepherd, and R. J. Beach, "Spatial dopant profiles for transverse-mode selection in multimode waveguides," J. Opt. Soc. Amer. B, Opt. Phys., vol. 19, pp. 1539-1543, 2002.
138. J. I. Mackenzie, C. Li, D. P. Shepherd, R. J. Beach, and S. C. Mitchell, "Modeling of high-power continuous-wave Tm:YAG side-pumped double-clad waveguide lasers," IEEE J. Quantum Electron., vol. 38, no. 2, pp. 222-230, Feb. 2002.
139. N. G. R. Broderick, H. L. Offerhaus, D. J. Richardson, R. A. Sammut, J. Caplen, and L. Dong, "Large mode area fibers for high power applications," Opt. Fiber Technol., vol. 5, pp. 185-196, 1999.
140. A. Kumar, V. Rastogi, and K. S. Chiang, "Leaky optical waveguide for high power applications," Appl. Phys. B, Lasers Opt., vol. 85, pp. 11-16, 2006.
141. J. Q. Xu, "Quasi-self-imaging planar waveguide lasers with high-power single-mode output," Opt. Commun., vol. 259, pp. 251-255, 2006.