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Date: 2008
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/113171
Description: A femtosecond laser with a 1 kHz repetition rate and two different polarization states was used to fabricate low-loss waveguides in fused silica. Investigations of chemically-mechanically polished wav ... More
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Date: 2008
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/46689
Description: Currently, direct-write waveguide fabrication is probably the most widely studied application of femtosecond laser micromachining in transparent dielectrics. Devices such as buried waveguides, power s ... More
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Date: 2008
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/113092
Description: Fibre Bragg gratings inscribed with the point-by-point method using a Ti-sapphire femtosecond laser operating at 800 nm are shown to display strong increasing attenuation towards shorter wavelengths w ... More
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Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/163188
Description: We present a parametric study of self-assembled photonic crystal growth as a function of radius of curvature. To do this, we used a combination of microscope slides, glass capillaries and optical fibr ... More
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Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/21893
Description: We demonstrate energy exchange between two orthogonally polarized optical waves as a consequence of a two-color multistep parametric interaction. The energy exchange results from cascading of two quas ... More
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Reviewed: Reviewed
Date: 2007
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/22038
Description: We report on the power scaling to 103 W of a 1.1 μm continuous-wave Yb³⁺-doped silica fiber laser incorporating a point-by-point (PbP) fiber-Bragg grating inscribed directly into the active core using ... More
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Reviewed: Reviewed
Date: 2007
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/21908
Description: We report a method that enables dynamic switching of the pulse-to-pulse linear polarization orientation of a high-pulse-rate laser. The implications for laser micromachining, where polarization direct ... More
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Reviewed: Reviewed
Date: 2007
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/22044
Description: We report on a narrowband 5 W cw fiber laser incorporating a point-by-point fiber Bragg grating inscribed into the core of a Yb³⁺-doped double-clad fiber. The laser featured excellent long-term wavele ... More
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Reviewed: Reviewed
Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/21888
Description: The effect of the microstructure on transversely coupled laser light into the core of a photonic crystal fiber is investigated. Computational two-dimensional modeling and direct experimental measureme ... More
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Reviewed: Reviewed
Date: 2007
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/21873
Description: We demonstrate tunable spectral enhancement of the supercontinuum generated in a microstructured fiber with a fiber long-period grating. The long-period grating leads to phase distortion and loss that ... More
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Reviewed: Reviewed
Date: 2006
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/106357
Description: A symmetrical optical waveguide amplifier fabricated in erbium/ytterbium co-doped phosphate glass using direct femtosecond laser writing is demonstrated. The waveguides are manufactured using 800 nm r ... More
Reviewed: Reviewed
Date: 2006
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/6318
Description: Optical waveguides that incorporate Bragg gratings have been written in bulk fused silica by using the femtosecond laser direct-write method and without the need for lithography or ion-beam techniques ... More
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Reviewed: Reviewed
Date: 2006
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/25542
Description: Microstructured polymer optical fiber was fabricated in which bubbles were randomly distributed in the cladding to both guide and scatter light. The effect of fabrication conditions on the fiber struc ... More
Reviewed: Reviewed
Date: 2006
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/101089
Description: With the drive towards fabrication of “on-chip” optical technologies, there is a need to develop effective, compact, optical components. In this paper we present results on the fabrication of ridge wa ... More
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Date: 2006
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/101096
Description: We report on novel devices fabricated using an optical fibre micro-tapering facility based on a CO2 laser and high precision translation stages, all of which are computer controlled. The use of a lase ... More
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