Fabrication of a Ti:sapphire planar waveguide by pulsed laser deposition

1999 ◽  
Vol 69 (7) ◽  
pp. S719-S722 ◽  
Author(s):  
H. Uetsuhara ◽  
S. Goto ◽  
Y. Nakata ◽  
N. Vasa ◽  
T. Okada ◽  
...  
2001 ◽  
Vol 78 (9) ◽  
pp. 1210-1212 ◽  
Author(s):  
M. B. Korzenski ◽  
Ph. Lecoeur ◽  
B. Mercey ◽  
P. Camy ◽  
J.-L. Doualan

1997 ◽  
Vol 22 (20) ◽  
pp. 1556 ◽  
Author(s):  
A. A. Anderson ◽  
R. W. Eason ◽  
L. M. B. Hickey ◽  
M. Jelinek ◽  
C. Grivas ◽  
...  

2016 ◽  
Author(s):  
Stephen J. Beecher ◽  
James A. Grant-Jacob ◽  
Tina L. Parsonage ◽  
Ping Hua ◽  
Jacob I. Mackenzie ◽  
...  

2015 ◽  
Vol 6 (1) ◽  
pp. 91 ◽  
Author(s):  
James A. Grant-Jacob ◽  
Stephen J. Beecher ◽  
Tina L. Parsonage ◽  
Ping Hua ◽  
Jacob I. Mackenzie ◽  
...  

2019 ◽  
Vol 125 (11) ◽  
Author(s):  
Sergey V. Kurilchik ◽  
Jake J. Prentice ◽  
Robert W. Eason ◽  
Jacob I. Mackenzie

Abstract We report on the fabrication of a crystalline multi-layer lutetium aluminium garnet planar waveguide, with a ytterbium-doped core, via hetero-epitaxial pulsed laser deposition on an undoped yttrium aluminium garnet substrate. Physical and optical characterization of the device revealed good crystallinity of the grown films and mode propagation investigations confirmed waveguiding properties. The measured fluorescence lifetime and calculated absorption and stimulated emission cross section spectra are found to be comparable with those reported for Yb:LuAG crystals grown by traditional methods. When end-pumped by a diode-laser bar, the crystalline double-clad Yb:LuAG planar waveguide lased using a quasi-monolithic cavity configuration. An output power of > 3 W with a 20% slope efficiency was obtained, limited by a waveguide propagation loss of 1.2 dB cm−1. This first demonstration of a multi-layer LuAG double-clad planar waveguide laser shows great potential for realising compact high-power waveguide lasers and amplifiers.


1996 ◽  
Author(s):  
Miroslav Jelinek ◽  
Robert W. Eason ◽  
Jan Lancok ◽  
Alan A. Anderson ◽  
Christos Grivas ◽  
...  

Author(s):  
Michael P. Mallamaci ◽  
James Bentley ◽  
C. Barry Carter

Glass-oxide interfaces play important roles in developing the properties of liquid-phase sintered ceramics and glass-ceramic materials. Deposition of glasses in thin-film form on oxide substrates is a potential way to determine the properties of such interfaces directly. Pulsed-laser deposition (PLD) has been successful in growing stoichiometric thin films of multicomponent oxides. Since traditional glasses are multicomponent oxides, there is the potential for PLD to provide a unique method for growing amorphous coatings on ceramics with precise control of the glass composition. Deposition of an anorthite-based (CaAl2Si2O8) glass on single-crystal α-Al2O3 was chosen as a model system to explore the feasibility of PLD for growing glass layers, since anorthite-based glass films are commonly found in the grain boundaries and triple junctions of liquid-phase sintered α-Al2O3 ceramics.Single-crystal (0001) α-Al2O3 substrates in pre-thinned form were used for film depositions. Prethinned substrates were prepared by polishing the side intended for deposition, then dimpling and polishing the opposite side, and finally ion-milling to perforation.


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