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Date: 2009
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118941
Description: High quality lithium niobate planar waveguides, with LiTaO₃ substrates, were grown using liquid phase epitaxy from K₂O flux. The waveguides do not exhibit impurity absorption in the visible, yielding ... More
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Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/115280
Description: A simplified, cost-effective millimeter-wave radio-over-fiber system is proposed by heterodyning two independent low-cost light-sources and RF homodyning at the receiver that suppresses phase-noise ef ... More
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Date: 2009
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118950
Description: Stable, continuously tunable, beat-frequency generation of microwave frequencies up to 150 GHz, with narrow linewidth, is demonstrated from a dual-frequency ceramic Nd:YAG microchip laser, using optic ... More
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Date: 2009
Subject Keyword: 080500 Distributed Computing
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/119186
Description: In multi-agent-based e-commerce environments, like a social network, it is critical for buying agents to build trust with the selling agents in the virtual e-marketplaces so as to mitigate the possibl ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/155713
Description: Quantification of bandwidth for surface waves in a periodic Fabry-Perot cavity-like structure with one grounded plane and one loaded terminal plane is presented. The loads are twin shapes printed on t ... More
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Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/120243
Description: Femtosecond laser-written active waveguide devices, namely waveguide amplifiers and DFB waveguide lasers were fabricated in doped phosphate glasses. Gain was achieved across the complete C-band and a ... More
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Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118683
Description: We propose a microfluidic refractive index sensor based on new polymer twin-core photonic bandgap fiber (PBGF). The sensor can achieve ultrahigh detection limit, i.e. >1.4times10⁻⁷RIU refractive index ... More
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Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118462
Description: In a multiple-input multiple-output (MIMO) multi-band orthogonal frequency division multiplexing (MB-OFDM) ultra-wideband (UWB) system, coherent detection where the channel state information (CSI) is ... More
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Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1242688
Description: This paper proposes a parameter-dependent approach to robust fault detection and estimation problem for linear time-invariant (LTI) systems. The unknown input, actuator faults, sensor faults and distu ... More
Reviewed: Reviewed
Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/117891
Description: Data assimilation techniques such as the ensemble Kalman filter and the sequential Metropolis-Hastings algorithm provide ameans of integrating satellite data with ecosystemmodels to optimally adjust t ... More
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Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/117892
Description: This paper details recent progress in the assimilation of top of canopy reflectance data into an ecosystem model to constrain estimates of net carbon flux. Previous work has demonstrated the feasibili ... More
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Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/139105
Description: This paper explores the potential to improve spatial estimates of key carbon fluxes by combining Earth Observation data with a simple ecosystem model. Spatial estimates of Leaf Area Index from MODIS a ... More
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Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/118984
Description: Recent results in femtosecond laser direct- writing of guided wave devices will be presented. Particular emphasis will be placed on the fabrication of monolithic active photonic devices in doped phosp ... More
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Date: 2007
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/23817
Description: Developments in measurement equipment bandwidth and memory have allowed standard chaotic time series analysis of the multi-GHz output power fluctuations of a semiconductor laser operating chaotically. ... More
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Date: 2007
Subject Keyword: 010400 Statistics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/139083
Description: Metaheuristics such as Estimation of Distribution Algorithms and the Cross-Entropy method use probabilistic modelling and inference to generate candidate solutions in optimization problems. The model ... More
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