Prof. Dilusha Silva Profile

Prof. Dilusha Silva

at Univ of Western Australia

SPIE Involvement:

Conference Program Committee | Author

Publications (19)

Proceedings Article | 13 March 2024 Presentation + Paper

Novel biomarker for cardiovascular disease by assessing retinal blood vessels with polarization sensitive optical coherence tomography

H. Afsharan, G. Dwivedi, D. Silva, B. Cense

Proceedings Volume 12830, 1283002 (2024) https://doi.org/10.1117/12.3003617

KEYWORDS: Retinal diseases, Birefringence, Blood vessels, Cardiovascular disorders, Arteries, Vascular diseases, Optical coherence tomography, Polarization, Veins, Tissues

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SPIE Journal Paper | 6 December 2023 Open Access

In vivo burn scar assessment with speckle decorrelation and joint spectral and time domain optical coherence tomography

Qiang Wang, Peijun Gong, Hadi Afsharan, Chulmin Joo, Natalie Morellini, Mark Fear, Fiona Wood, Hao Ho, Dilusha Silva, Barry Cense

JBO, Vol. 28, Issue 12, 126001, (December 2023) https://doi.org/10.1117/12.10.1117/1.JBO.28.12.126001

KEYWORDS: Blood vessels, Tissues, Optical coherence tomography, Skin, Speckle, In vivo imaging, Blood circulation, Velocity measurements, Capillaries, Biological imaging

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SPIE Journal Paper | 23 August 2023

Sensitivity analysis of a dielectric loaded 1 × 2 directional coupler switch based on foundry process optical waveguides

Martin T. Hill, Dilusha Silva, Mariusz Martyniuk, Lorenzo Faraone

OE, Vol. 62, Issue 08, 087103, (August 2023) https://doi.org/10.1117/12.10.1117/1.OE.62.8.087103

KEYWORDS: Waveguides, Optical switching, Dielectrics, Silicon nitride, Finite-difference time-domain method, Switches, Simulations, Wave propagation, Solids, Silicon

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Proceedings Article | 17 March 2023 Presentation + Paper

Infrared and terahertz spectrally adaptive filters based on MEMS technologies

KKMB Dilusha Silva, Hemendra Kala, Michal Zawierta, Vincent Wallace, Konrad Walus, Lorenzo Faraone, Ilya Shadrivov, Mariusz Martyniuk

Proceedings Volume 12425, 124250H (2023) https://doi.org/10.1117/12.2658896

KEYWORDS: Terahertz radiation, Tunable filters, Optical filters, Microelectromechanical systems, Mirrors, Optical transmission, Reflectors, 3D printing, Infrared radiation, Infrared technology

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SPIE Journal Paper | 19 May 2022 Open Access

Large-area narrowband Fabry–Pérot interferometers for long-wavelength infrared spectral sensing

Gurpreet Singh Gill, Michal Zawierta, Dhirendra Kumar Tripathi, Adrian Keating, Gino Putrino, Konkaduwa Kamala Mesthrige Buddhika Dilusha Silva, Lorenzo Faraone, Mariusz Martyniuk

JOM, Vol. 2, Issue 02, 023502, (May 2022) https://doi.org/10.1117/12.10.1117/1.JOM.2.2.023502

KEYWORDS: Long wavelength infrared, Germanium, Thin films, Interferometers, Silicon, Optical microsystems, Surface roughness, Refractive index, Mirrors, Reflectivity

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Proceedings Article | 5 March 2022 Presentation + Paper

MEMS for multispectral imaging

Mariusz Martyniuk, K. K. M. B. Dilusha Silva, Gino Putrino, Hemendra Kala, Dhirendra Kumar Tripathi, Lorenzo Faraone

Proceedings Volume 12005, 1200505 (2022) https://doi.org/10.1117/12.2616831

KEYWORDS: Optical filters, Mirrors, Short wave infrared radiation, Microelectromechanical systems, Long wavelength infrared, Multispectral imaging, Tunable filters, Fabry–Perot interferometers

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SPIE Journal Paper | 4 January 2022 Open Access

Ge/BaF₂ thin-films for surface micromachined mid-wave and long-wave infrared reflectors

Gurpreet Gill, Dhirendra Tripathi, Adrian Keating, Gino Putrino, Konkaduwa Kamala Mesthrige Buddhika Dilusha Silva, Mariusz Martyniuk, Lorenzo Faraone

JOM, Vol. 2, Issue 01, 011002, (January 2022) https://doi.org/10.1117/12.10.1117/1.JOM.2.1.011002

KEYWORDS: Long wavelength infrared, Mid-IR, Thin films, Reflectivity, Germanium, Refractive index, Infrared radiation, Reflectors, Optical microsystems, Thin film deposition

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Proceedings Article | 9 October 2019 Presentation + Paper

Ultrathin tunable terahertz absorbers based on electrostatically actuated metamaterial

Gino Putrino, Mingkai Liu, Mohamad Susli, Dilusha Silva, Hemendra Kala, Willie Padilla, David Powell, Ilya Shadrivov, Mariusz Martyniuk, Shuting Fan, Michael Cole, Lorenzo Faraone, Vincent Wallace

Proceedings Volume 11159, 1115908 (2019) https://doi.org/10.1117/12.2534282

KEYWORDS: Terahertz radiation, Metamaterials, Microelectromechanical systems, Absorption, Imaging spectroscopy, Silicon, Spectroscopy, Fabrication, Electromagnetism, Near field

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Proceedings Article | 21 May 2014 Paper

Recent developments towards low-cost MEMS spectrometers

Dilusha Silva, John Dell, Lorenzo Faraone, Brett Nener, Dhirendra Tripathi, Haifeng Mao, Jarek Antoszewski

Proceedings Volume 9101, 910108 (2014) https://doi.org/10.1117/12.2053505

KEYWORDS: Mirrors, Silicon, Microelectromechanical systems, Spectrometers, Germanium, Optical filters, Absorption, Long wavelength infrared, Refractive index, Mid-IR

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Proceedings Article | 7 December 2013 Paper

A versatile instrumentation system for MEMS-based device optical characterization

Ramin Rafiei, Robert Basedow, K. K. M. B. Dilusha Silva, Jega Gurusamy, Jorge Silva Castillo, John Dell, Lorenzo Faraone, Dhirendra Tripathi

Proceedings Volume 8923, 89232V (2013) https://doi.org/10.1117/12.2034955

KEYWORDS: Monochromators, Sensors, Mirrors, Microelectromechanical systems, Transmittance, Spatial resolution, Signal detection, Imaging systems, Optical metrology, Thermography

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Proceedings Article | 7 December 2013 Paper

Cryogenic optical profilometry for the calculation of coefficient of thermal expansion in thin films

Mariusz Martyniuk, Kirsten Brookshire, Ramin Rafiei, K. K. M. B. Dilusha Silva, John Bumgarner, Robert Basedow, Yinong Liu, Lorenzo Faraone

Proceedings Volume 8923, 89231V (2013) https://doi.org/10.1117/12.2033802

KEYWORDS: Thin films, Gallium arsenide, Plasma enhanced chemical vapor deposition, Temperature metrology, Cryogenics, Diodes, Silicon, Thermography, Calibration, Profilometers

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Proceedings Article | 7 December 2013 Paper

Long-wavelength infrared Fabry-Perot etalon for multi-spectral thermal imaging

Haifeng Mao, Adrian Keating, Dilusha Silva, Lorenzo Faraone, John Dell

Proceedings Volume 8923, 89234P (2013) https://doi.org/10.1117/12.2033755

KEYWORDS: Fabry–Perot interferometers, Germanium, Zinc, Long wavelength infrared, Mirrors, Silicon, Optical filters, Tunable filters, Refractive index, Thermography

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Proceedings Article | 17 May 2013 Paper

Optical actuation of silicon cantilevers: modelling and experimental investigation

Fei Jiang, Adrian Keating, Mariusz Martyuink, Dilusha Silva, Lorenzo Faraone, John Dell

Proceedings Volume 8763, 87632K (2013) https://doi.org/10.1117/12.2018431

KEYWORDS: Silicon, Semiconductor lasers, Silica, Temperature metrology, Modulation, Thermography, Optical simulations, Applied physics, Thermal effects, Oscillators

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Proceedings Article | 12 May 2011 Paper

On the accuracy of decay constant measurement by swept-cavity heterodyne cavity ringdown spectroscopy

John Dell, K. K. M. B. Dilusha Silva, Lorenzo Faraone, Aislinn van der Walt

Proceedings Volume 8032, 80320F (2011) https://doi.org/10.1117/12.883601

KEYWORDS: Signal processing, Heterodyning, Mirrors, Optical resonators, Spectroscopy, Signal detection, Photodetectors, Filtering (signal processing), Tunable lasers, Beam splitters

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Proceedings Article | 28 April 2010 Paper

Capacitive sensing circuit for closed-loop control of wide tuning range microspectrometers

Farid Boussaid, K. K. M. B. Dilusha Silva, John Dell, Lorenzo Faraone, Mohamad Susli

Proceedings Volume 7680, 76800K (2010) https://doi.org/10.1117/12.850589

KEYWORDS: Capacitance, Microelectromechanical systems, Calibration, Fabry–Perot interferometers, Mirrors, Capacitors, Linear filtering, Control systems, Light sources, Electrodes

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Proceedings Article | 21 April 2006 Paper

Tunable Fabry-Perot filters operating in the 3 to 5 μm range for infrared micro-spectrometer applications

Jaroslaw Antoszewski, Kevin Winchester, John Dell, Lorenzo Faraone, Thuyen Nguyen, Dilusha Silva, Olivia Samardzic, Adrian Keating, Charles Musca

Proceedings Volume 6186, 618608 (2006) https://doi.org/10.1117/12.662539

KEYWORDS: Mirrors, Silicon, Optical filters, Fabry–Perot interferometers, Mid-IR, Short wave infrared radiation, Infrared radiation, Microelectromechanical systems, Tunable filters, Scanning electron microscopy

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Proceedings Article | 7 July 2005 Paper

MEMS based tunable infrared sensors

P. Mitra, A. Keating, K. Winchester, J. Antoszewski, H. Huang, C. Musca, K. K. M. B. D. Silva, J. Dell, J. Robinson, L. Faraone, J. Beck, M. Skokan, T. Nguyen

Proceedings Volume 5840, (2005) https://doi.org/10.1117/12.624884

KEYWORDS: Mirrors, Microelectromechanical systems, Mercury cadmium telluride, Sensors, Optical filters, Short wave infrared radiation, Silicon, Photodiodes, Infrared sensors, Infrared radiation

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Proceedings Article | 31 May 2005 Paper

A monolithically integrated HgCdTe SWIR photodetector and tunable MEMS-based optical filter

J. Beck, T. Nguyen, J. Antoszewski, M. Skokan, A. Keating, J. Dell, K. K. M. B. D. Silva, J. Robinson, P. Mitra, K. Winchester, L. Faraone, C. Musca, H. Huang

Proceedings Volume 5783, (2005) https://doi.org/10.1117/12.603519

KEYWORDS: Mirrors, Mercury cadmium telluride, Optical filters, Sensors, Microelectromechanical systems, Photoresistors, Short wave infrared radiation, Fabry–Perot interferometers, Infrared detectors, Silicon

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Proceedings Article | 1 July 2004 Paper

Refractive index tomography of turbid media by bifocal optical coherence refractometry

Sergey Alexandrov, Andrei Zvyagin, K. Silva, Timothy Hillman, Julian Armstrong, David Sampson, Takuya Tsuzuki

Proceedings Volume 5316, (2004) https://doi.org/10.1117/12.531272

KEYWORDS: Refractive index, Tissues, Objectives, Optical coherence tomography, Liquid crystals, In vivo imaging, Tomography, Tissue optics, Water, Biomedical optics

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Showing 5 of 19 publications

Conference Committee Involvement (3)

Electro-optical and Infrared Systems: Technology and Applications XXI

16 September 2024 | Edinburgh, United Kingdom

Next-Generation Spectroscopic Technologies XVI

22 April 2024 | National Harbor, Maryland, United States

Next-Generation Spectroscopic Technologies XV

1 May 2023 | Orlando, Florida, United States

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