Source: https://www.southampton.ac.uk/aerospace/about/staff/dh.page
Timestamp: 2019-04-19 00:53:25+00:00

Document:
Professor Dan Hewak is part of our interdisciplinary research collaborations in Aerospace at the University of Southampton.
Zhang, H., Healy, N., Shen, L., Huang, C-C., Aspiotis, N., Hewak, D., & Peacock, A. C. (Accepted/In press). Graphene-based fiber polarizer with PVB-enhanced light interaction. Journal of Lightwave Technology, 1-5.
Hewak, D. W., Leonard, V. M., & Murugan, G. S. (2012). Ions shine on - uses of rare earth ions. Materials World, 20(1), 27-29.
Hewak, D. (2009). Up to speed. Materials World, 17(3), 34-35.
De Camargo, A. S. S., De Oliveira, S. L., De Sousa, D. F., Nunes, L. A. D. O., & Hewak, D. W. (2002). Spectroscopic properties and energy transfer parameters of Tm3+ ions in GaLaS chalcogenide glass. Annals of Optics Sao Paulo: Sociedade Brasileira de Fisica, 89-92.
Wang, J., Hector, J. R., Brady, D., Hewak, D., Brocklesby, W. S., Kluth, M., ... Payne, D. N. (1997). Halide-modified Ga-La sulfide glasses with improved fibre-drawing and optical properties for Pr3+-doped fibre amplifiers at 1.3µm. Applied Physics Letters, 71(13), 1753-1755.
Samson, B. N., Schweizer, T., Hewak, D. W., & Laming, R. I. (1997). Properties of dysprosium doped GaLaS fibre amplifiers operating at 1.3µm. Optics Letters, 22(10), 703-705.
Hewak, D. (1997). Travelling light: The development of unusual new glasses is driving optical fibres into an expanding range of important useful and surprising applications. Chemistry in Britain, 33(5), 26-29.
Takebe, H., Murata, T., Nishida, H., Hewak, D. W., & Morinaga, K. (1996). Compositional dependence of optical properties of Nd3+ in gallate glasses. Journal of the Ceramic Society of Japan, 104(3), 243-246.
Baro, M. D., Otero, A., Surinach, S., Jha, A., Jordery, S., Poulain, M., ... Payne, D. N. (1994). Thermal properties and crystallization kinetics of new fluoride glasses. Materials Science and Engineering: A, 179/180(18), 303-308.
Hewak, D. W. (Ed.) (1998). Glass and rare-earth doped glasses for optical fibres. (EMIS Datareview Series No. 22). London, GB: INSPEC, The Institute of Electrical Engineers.
Hewak, D. (Ed.) (1998). Properties, processing and applications of glass and rare earth-doped glasses for optical fibres. Stevenage, GB: EMIS Group, Institution of Electrical Engineers.
Hewak, D. W., Zheludev, N. I., & MacDonald, K. F. (2013). Controlling light on the nanoscale with chalcogenide thin films. In J-L. Adam, & X. Zhang (Eds.), Chalcogenide Glasses: Preparation, Properties and Applications. 1st Edition (pp. 471-508). (Woodhead Publishing Series in Electronic and Optical Material; No. 44). Cambridge: Woodhead.
Hewak, D. W., Brady, D., Curry, R. J., Elliott, G., Huang, C. C., Hughes, M., ... Sproat, C. (2010). Chalcogenide glasses for photonics device applications. In G. S. Murugan (Ed.), Photonic Glasses and Glass-Ceramics (pp. 29-102). Kerala, State of, IN: Research Signpost.
Hewak, D. (2004). Fabrication of optical fiber. In B. Guenther, D. Steel, & L. Bayvel (Eds.), Encyclopedia of Modern Optics (pp. 440-445). Oxford, UK: Academic Press.
Hewak, D. W. (1998). Progress towards a 1300 nm fibre amplifier. In IEE Colloquium on New Developments in Optical Amplifiers (Ref. No. 1998/492) (pp. 12/1-12/5). Piscataway, United States: Institute of Electrical and Electronics Engineers.
Morgan, K., Zeimpekis, I., Huang, C-C., Feng, Z., Craig, C., Weatherby, E., ... Hewak, D. (2019). Chalcogenide materials and applications: from bulk to 2D (Invited Talk). Electronic Materials and Applications 2019 (EMA 2019), Orlando, United States.
Chen, L., Morgan, K., Huang, C-C., Ho, Y-L. D., Taverne, M. P. C., Hewak, D., & Rarity, J. (2019). Complete photonic bandgap in lowest index contrast inverse rod-connected diamond structured chalcogenides. Paper presented at CLEO 2019, San Jose, United States.
Karvounis, A., Aspiotis, N., Zeimpekis, I., Ou, J-Y., Huang, C-C., Hewak, D., & Zheludev, N. (2019). Tuning MoS2 metamaterial with elastic strain. Paper presented at NanoMeta 2019, Seefeld in Tirol, Austria.
Lin, H., Song, Y., Huang, Y., Kita, D., Deckoo-Jones, S., Wang, K., ... Hu, J. (2018). Chalcogenide glass-on-2D-materials photonics. Paper presented at SPIE Photonics West 2018, San Francisco, United States.
Ravagli, A., Moog, B. J., Guzman Cruz, F. A., Craig, C., Kar, A., Mackenzie, M., ... Hewak, D. (2018). Chalcogenide materials: Novel compositions and new applications. Abstract from Advanced Architectures in Photonics 2018, Cambridge, United Kingdom.
Guzman Cruz, F. A., Ravagli, A., Craig, C., Moog, B. J., & Hewak, D. (2018). Chalcogenide optical fibres based on gallium lanthanum sulphide-Se for passive and active applications. Abstract from São Paulo School of Advanced Science on Frontiers in Lasers and their Applications, São Paulo, Brazil.
Orsi Gordo, V., Balanta, M. A. G., Galvão Gobato, Y., Covre, F. S., Galeti, H. V. A., Iikawa, F., ... Huang, C. C. (2018). Identification of low-temperature photoluminescence peaks by laser treatment in van der Waals epitaxially grown WS2 monolayers. Poster session presented at 34th International Conference on The Physics of Semiconductors , Montpellier, France.
Galvão Gobato, Y., Prando, G. A., Rodrigues, A. D., Henini, M., Wang, H., Polcar, T., ... Huang, C. C. (2018). Interlayer coupling in twisted MoS2/WS2 Van der Waals heterostructures. Poster session presented at 34th International Conference on The Physics of Semiconductors , Montpellier, France.
Albarkaty, K. S., Chandrappan, J., Craig, C., Barimah, E. K., Murugan, G. S., Hewak, D., & Jose, G. (2018). Structure and optical properties of Er3+-doped gallium lanthanum sulfide (GLS) thin films prepared by femtosecond pulsed laser deposition. Paper presented at Photon 2018, Birmingham, United Kingdom.
Aspiotis, N., Abbas, O. A., Zeimpekis, I., Mailis, S., Sazio, P-J., Huang, C-C., & Hewak, D. (2017). A lift-off method for wafer scale hetero-structuring of 2D materials. Abstract from EUROMAT 2017, Thessaloniki, Greece.
Huang, C-C., Aspiotis, N., Cui, Q., Alzaidy, G., Weatherby, E., Craig, C., ... Hewak, D. (2017). Chemical vapor deposition and Van der Waals epitaxy for wafer-scale emerging 2D transition metal di-chalcogenides. 2nd International Conference on Physics of 2D Crystals (ICP2C2), Viet Nam.
Hewak, D., Ravagli, A., Craig, C., Aghajani, A., Hayden, B., Kar, A. K., & MacKenzie, M. D. (2017). Enhancing the applications of chalcogenide glass for passive and active multispectral applications. Paper presented at SPIE Security and Defence, Warsaw, Poland.
Huang, C-C., Aspiotis, N., Cui, Q., Alzaidy, G. A., Weatherby, E., Craig, C., ... Hewak, D. (Accepted/In press). Evolution in emerging 2D functional chalcogenides with CVD and Van der Waals Epitaxy. Abstract from EMN 2D Materials, Lyon, France.
Koughia, C., Craig, C., Hewak, D., & Kasap, S. (2017). Further studies of radiation trapping in Er3+ doped chalcogenide glasses. Abstract from Photoluminescence in Rare Earths: Photonic Materials and Devices (PRE'17), Rome, Italy.
O'Keefe, E., Craig, C., Hewak, D., Hobson, P., Humphrey, A., Pearce, D., & Ravagli, A. (2017). Measurement of dn/dT and dk/dT of optical crystals, ceramics, and chalcogenide glasses between 80K and 1050K. Paper presented at SPIE DCS Defence and Security, United States.
Zhang, H., Healy, N., Runge, A. F. J., Huang, C-C., Hewak, D., & Peacock, A. (2017). MoS2 coated side polished fibers for nonlinear optics. Paper presented at 2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany.
Shanmugam, J., Borisenko, K., Luers, A., Ewart, P., Craig, C., Hewak, D., ... Kirkland, A. (Accepted/In press). Optical activity in Ge2Sb2Te5 (GST). Poster session presented at 9th International Conference on Materials for Advanced Technologies, Singapore, .
Orsi Gordo, V., Covre, F. S., Galeti, H. V. A., Galvão Gobato, Y., Henini, M., Huang, C. C., & Hewak, D. W. (2017). Optical properties of large area WS2 grown by chemical vapor deposition. Poster session presented at The winter school and workshop: New Frontiers in 2D materials: Approaches & Applications, Villard-De-Lans, France, .
Alzaidy, G. A., Craig, C., Hewak, D., Huang, C-C., Zeimpekis, I., Morgan, K., & Weatherby, E. (Accepted/In press). Phase engineering of tin sulphide grown by atmospheric pressure chemical vapour deposition at ambient temperature. Paper presented at CLEO/Europe - EQEC 2017, Munich, Germany.
Morgan, K., Craig, C., Ravagli, A., Weatherby, E., Aghajani, A., & Hewak, D. (Accepted/In press). Spatially controlled doping of silver in chalcogenide glass by thermal, photo and electron beam effects. Poster session presented at 2017 Conference on lasers and electro-optics and European Quantum Electronics conference , Munich, Germany.
Morgan, K. A., Craig, C., Ravagli, A., Weatherby, E., Aghajani, A., & Hewak, D. W. (Accepted/In press). Spatially controlled doping of silver in chalcogenide glass by thermal, photo and electron beam effects. Paper presented at 2017 Conference on lasers and electro-optics and European Quantum Electronics conference , Munich, Germany.
Morgan, K., Ravagli, A., Craig, C., Zeimpekis, I., Yao, J., Alzaidy, G., & Hewak, D. W. (Accepted/In press). Tuneable sputtered films by doping for wearable and flexible thermoelectrics. Poster session presented at MRS Fall Meeting 2017, Boston, United States.
Zeimpekis, I., Aspiotis, N., Morgan, K., Huang, C-C., & Hewak, D. (2017). Wafer scale pre-patterned ALD MoS2 FETs. Abstract from MRS Fall Meeting 2017, Boston, United States.
Aspiotis, N., Abbas, O. A., Zeimpekis, I., Mailis, S., Sazio, P-J., Huang, C-C., & Hewak, D. (2017). Wafer scale spatially selective transfer of 2D materials and heterostructures. Poster session presented at MRS Fall Meeting 2017, Boston, United States.
Morgan, K., Zheng, X., Ho, Y-L., Taverne, M. P. C., Chen, L., Huang, C-C., ... Hewak, D. (2016). 3D structures integrated with MoS2. Paper presented at TMD-UK, Bath, United Kingdom.
Huang, C-C., Aspiotis, N., Alzaidy, G., Cui, Q., Weatherby, E., Morgan, K., & Hewak, D. (2016). Advanced CVD technology for emerging transition metal di-chalcogenides. Workshop on Two-Dimensional Transition Metal Dichalcogenides Materials and Photovoltaic Devices, Brazil.
Alzaidy, G., Huang, C-C., & Hewak, D. (2016). CVD-grown tin sulphide thin films for photovoltaic applications. Poster session presented at The 9th Saudi Student Conference, United Kingdom.
Huang, C-C., Alzaidy, G., Aspiotis, N., Cui, Q., Weatherby, E., Craig, C., ... Hewak, D. (2016). Emerging CVD technology for functional chalcogenide materials. Vacuum Symposium: Functional Thin Films, United Kingdom.
Ravagli, A., Craig, C., & Hewak, D. (2016). Ga-La-S glass for UV and IR applications. Paper presented at IONS Quebec 2016, Canada.
Lin, H., Song, Y., Huang, Y., Li, L., Li, J., Novak, S., ... Hu, J. (2016). Glass-on-2-D-material photonics. Paper presented at 2016 MRS Fall Meeting and Exhibit, United States.
Zhang, H., Healy, N., Shen, L., Huang, C-C., Hewak, D., & Peacock, A. (2016). In-fiber all-optical modulation based on an enhanced light-matter interaction with graphene. Paper presented at Conference on Lasers and Electro-Optics 2016, San Jose, United States.
Aspiotis, N., Zeimpekis, I., Morgan, K., Alzaidy, G. A., Huang, C-C., & Hewak, D. (2016). Large scale CVD 2D heterostructures. Paper presented at TMD-UK, Bath, United Kingdom.
Hewak, D., Bastock, P., Craig, C., Huang, C-C., Khan, K., Ravagli, A., & Weatherby, E. (2016). Next generation chalcogenide glasses for visible and IR imaging. Paper presented at SPIE Security + Defence and Remote Sensing, United Kingdom.
Gholipour, B., Nguyen, D. M., Bastock, P., Cui, L., Nalla, V., Craig, C., ... Soci, C. (2016). Optical nonlinearity in plasmonic metal-cored fibres. Paper presented at IPS Meeting 2016, Singapore.
Petropoulou, A., Antonopoulos, G., Bastock, P., Craig, C., Kakarantzas, G., Hewak, D., ... Riziotis, C. (2016). Robust plasmonic tips fabricated by the tapering of composite hybrid silicate microfibers with metallic core. SPIE Photonics Asia, China.
Gholipour, B., Nguyen, D. M., Cui, L., Nalla, V., Wu, K., Wenchao, H., ... Soci, C. (2015). Beyond the crunch with specialty fibers. Paper presented at Communication Networks Beyond the Capacity Crunch - Further Discussion, United Kingdom.
Gholipour, B., Ong, J. Y., Bastock, P., Craig, C., Khan, K., Hewak, D. W., & Soci, C. (Accepted/In press). Broadband all-optical fiber transistors. Paper presented at CLEO/Europe-EQEC, Germany.
Gholipour, B., Ong, J. Y., Bastock, P., Craig, C., Khan, K., Hewak, D., & Soci, C. (2015). Chalcogenide fiber transistors. Paper presented at 8th International Conference on Materials for Advanced Technologies (ICMAT 2015), Singapore.
Murugan, G. S., Mittal, V., Craig, C., Hewak, D., & Wilkinson, J. S. (2015). Chalcogenide waveguides for mid-infrared biomedical sensing applications. Photonics North '15, Canada.
Chen, L., Taverne, M. P. C., Zheng, X., Huang, C. C., Garcia, Y. L., Hewak, D. W., & Rarity, J. G. (2015). Characterisation of polymeric rod-connected diamond photonic crystal at near-infrared range. Paper presented at 36th Progress in Electromagnetics Research Symposium (PIERS '15), Czech Republic.
Alzaidy, G., Huang, C. C., & Hewak, D. W. (2015). CVD-grown tin sulphide for thin film solar cell devices. Poster session presented at 11th Photovoltaic Science Applications and Technology Conference (PVSAT-11), United Kingdom.
Kermadi, S., Ait Ameur, F., Sali, S., Zougar, L., Bahfir, A., Boumaour, M., ... Anca, D. (2015). Effect of copper ratio and sulfurization process on optical, structural and electrical properties of ultrasonic spray pyrolysed CZTS thin films. Paper presented at 29th European Photovoltaic Energy Conference and Exhibition (EU PVSEC), Netherlands.
Huang, C., Alzaidy, G. A., Aspiotis, N., Weatherby, E. C., Wang, S., Walker, J. C., ... Hewak, D. (2015). Fabrication of tin sulphide and emerging transition metal di-chalcogenides by CVD. The 2nd China-United States Symposium on Energy (CUE-2 2015), China.
Demetriou, G., Thorburn, F., Lancaster, A., Craig, C., Weatherby, E., Hewak, D. W., & Kar, A. K. (2015). Fluorescence in erbium doped gallium lanthanum sulphide: potential for mid-IR waveguide laser. Paper presented at CLEO '15, San Jose, United States.
Zhang, H., Healy, N., Shen, L., Huang, C. C., Hewak, D. W., & Peacock, A. C. (2015). High-performance low-loss fibre polarizer based on graphene and PVB. Paper presented at CLEO/Europe-EQEC '15, .
Wang, P., Ding, M., Murugan, G. S., Lee, T., Hewak, D., Farrell, G., & Brambilla, G. (2015). Packaged silica and chalcogenide microspheres and their applications for telecommunications. Poster session presented at Optical Nanofiber Applications: From Quantum to Bio Technologies, Okinawa-ken, Japan.
Cui, L., Gholipour, B., Bastock, P., Khan, K., Craig, C., Hewak, D. W., & Soci, C. (2015). Planar fabrication assisted fiber nanowire manufacturing. Paper presented at CLEO/Europe-EQEC, Germany.
Long, C., Gholipour, B., Bastock, P., Craig, C., Khan, K., Hewak, D., & Soci, C. (2015). Planar-fiber nanomanufacturing. Paper presented at 8th International Conference on Materials for Advanced Technologies (ICMAT 2015) [Materials Research Society of Singapore], Singapore.
Tang, C. Y., Tao, L., Long, H., Zeng, L-H., Huang, C. C., Hewak, D. W., & Tsang, Y. H. (2015). Preliminary study of MoS2 based saturable absorber used for crystal based mode locking laser system. Paper presented at Collaborative Conference on 3D and Materials Research (CC3DMR), Pusan, Korea, Republic of.
Bastock, P., Craig, C., Khan, K., Weatherby, E., Yao, J., & Hewak, D. W. (2015). Properties of gallium lanthanum sulphide glass. Paper presented at CLEO '15, San Jose, United States.
Tang, C. Y., Zeng, L-H., Long, H., Tao, L-L., Huang, C-C., Hewak, D., & Tsang, Y. H. (2015). Study of TMDs nanosheets based saturable absorber used for Q-switching and mode lock laser system. EMN Bangkok Meeting on Energy, Materials, Nanotechnology 2015, Thailand.
Huang, C. C., Aspiotis, N., & Hewak, D. (2015). Telecommunications beyond silicon: one atom thick chalcogenide photodiodes. Paper presented at Royal Society Meeting: Communication Networks Beyond the Capacity Crunch – Further Discussion, United Kingdom.
Chen, L., Zheng, X., Taverne, M. P. C., Ho, Y-L. D., Huang, C-C., Hewak, D., & Rarity, J. G. (2015). Three dimensional chalcogenide photonic crystals created by direct laser writing and chemical vapor deposition. Glass Reflections: Glass in the Year of Light, United Kingdom.
Nagahisa, Y., Zelai, T., Reynords, J., Boodhoo, L., Huang, C. C., Hewak, D. W., ... Tsuchiya, Y. (2015). Tip-enhanced Raman spectroscopy for suspended graphene integrated with silicon nanowire array. Paper presented at The Microscience Microscopy Congress '15, United Kingdom.
Reynolds, J., Boodhoo, L., Huang, C. C., Hewak, D. W., Saito, S., Tsuchiya, Y., & Mizuta, H. (2015). Transfer-last suspended graphene fabrication on gold, graphite and silicon nanostructures. Paper presented at Graphene week, Manchester, United Kingdom.
Nie, Z., Long, R., Sun, L., Huang, C. C., Zhang, J., Xiong, Q., ... Loh, Z-H. (2015). Ultrafast carrier thermalization and cooling dynamics in few-layer MoS2. Paper presented at 8th International Conference on Materials for Advanced Technologies (ICMAT 2015) [Materials Research Society of Singapore], Singapore, Singapore.
Li, B., Liu, T., Wang, Q., & Hewak, D. W. (2015). Ultrastrong light-matter coupling of the cyclotron transition in monolayer MoS2. Poster session presented at ICMAT, Singapore, Singapore.
Huang, C-C., Alzaidy, G. A., Aspiotis, N., Weatherby, E., & Hewak, D. (2015). Wafer-scale CVD process for 2D transition metal di-chalcogenides. Paper presented at NCTU Nobel Lecture Series – Technology is Great: Commercial applications of graphene, Hsin-Chu, Taiwan.
Wang, Q., Maddock, J., Rogers, E. T. F., Roy, T., Craig, C., MacDonald, K. F., ... Zheludev, N. I. (2014). 2D cognitive optical data processing with phase change materials. Paper presented at CLEO '14, San Jose, United States.
Huang, C. C., Al-Saab, F., & Hewak, D. W. (2014). Advanced CVD technology for 2D materials: graphene and transition metal di-chalcogenides. ICOOPMA '14: Sixth International Conference on Optical, Optoelectronic and Photonic Materials and Applications, Leeds, United Kingdom.
Huang, C. C., Aspiotis, N. K., Weatherby, E. C., & Hewak, D. W. (2014). Advanced CVD technology for large area graphene and 2D transition metal di-chalcogenides. Paper presented at NPL Graphene & 2-D Materials Conference, From Research to Applications, United Kingdom.
Gholipour, B., Bastock, P., Khan, K., Craig, C., Hewak, D. W., Zheludev, N. I., ... Nguyen, D. M. (2014). Chalcogenide microfiber photonic synapses. Poster session presented at CLEO '14, San Jose, United States.
Gholipour, B., Bastock, P., Khan, K., Craig, C., Hewak, D. W., Zheludev, N. I., & Soci, C. (2014). Chalcogenide optical axons and photonic synapses. Paper presented at IPS Meeting 2014, Singapore.
Koughia, C., Craig, C., Hewak, D. W., & Kasap, S. (2014). Effect of sample dimensions on observed photoluminescence from Er3+ ions in GeGaS and LaGaS glass hosts. Paper presented at ICOOPMA '14: Sixth International Conference on Optical, Optoelectronic and Photonic Materials and Applications, Leeds, United Kingdom.
Federenko, Y., Hughes, M. A., Colaux, J., Jeynes, C., Gwilliam, R. M., Homewood, K., ... Curry, R. J. (2014). Electrical properties of amorphous chalcogenide/silicon heterojunctions modified by ion implantation. Paper presented at SPIE Photonics West 2014, San Francisco, United States.
Wang, Q., Maddock, J., Mills, B., Craig, C., MacDonald, K. F., Hewak, D. W., & Zheludev, N. I. (2014). Femtosecond multi-level phase switching in chalcogenide thin films for all-optical data and image processing. Poster session presented at SPIE Photonics Europe: Metamaterials, Belgium.
Gholipour, B., Nalla, V., Bastock, P., Khan, K., Craig, C., Hewak, D. W., ... Soci, C. (2014). Highly collimated broadband emission from plasmonic nanowire embedded in fiber. Paper presented at 5th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META'14), Singapore.
Bastock, P., Craig, C., Yao, J., Khan, K., & Hewak, D. (2014). Manufacturing gallium lanthanum sulphide glass. Paper presented at Manufacturing the Future, Glasgow, United Kingdom.
Hewak, D. W., Huang, K. C. C., Khan, K., Bastock, P. J., Craig, C., & Weatherby, E. (2014). Manufacturing high purity chalcogenide glass. Society of Glass Technology Annual Meeting (Theme: From Ancient Glass to Modern Techniques), United Kingdom.
Gholipour, B., Nguyen, D. M., Long, C., Nalla, V., Bastock, P., Khan, K., ... Soci, C. (2014). Multimaterial fiber nanomanufacturing: from photodetectors to nonlinear light sources. Paper presented at SPIE Photonics North, Canada.
Curry, R. J., Federenko, Y., Hughes, M. A., Gwilliam, R. M., Homewood, K. P., Gholipour, B., ... Elliott, S. R. (2014). Non-equilibrium doping of amorphous chalcogenides. Paper presented at ICOOPMA '14: Sixth International Conference on Optical, Optoelectronic and Photonic Materials and Applications, Leeds, United Kingdom.
Hughes, M. A., Federenko, Y., Lee, T. H., Yao, J., Gholipour, B., Gwilliam, R. M., ... Curry, R. J. (2014). Optical and electronic properties of bismuth-implanted glasses. Paper presented at SPIE Photonics West 2014, San Francisco, United States.
Gholipour, B., Nalla, V., Bastock, P., Khan, K., Craig, C., Hewak, D. W., ... Soci, C. (2014). Plasmonic nanowire continuum light source. Paper presented at CLEO '14, United States.
Hewak, D. W., Huang, C. C., Yao, J., Khan, K., Bastock, P., Al-Saab, F., ... Curry, R. J. (2014). Preparation of chalcogenide materials for next generation optoelectronic devices. Advanced Architectures in Photonics '14, Czech Republic.
Al-Saab, F., Huang, C. C., Hayden, B., & Hewak, D. W. (2014). RF sputtered single phase CuSbS thin films. Poster session presented at E-MRS '14 Materials Research Society Spring Meeting, Lillers, France.
Koughia, C., Craig, C., Hewak, D. W., & Kasap, S. (2014). Tailoring the 4I9/2 -> 4I13/2 emission in Er3+ ions. Paper presented at 5th International Workshop on Photoluminescence in Rare Earths (PRE'14): Photonic materials and devices, Spain.
Bastock, P., Craig, C., & Hewak, D. (2014). The fabrication of metal core microfibre. Paper presented at EPSRC Ultra Precision Conference, Cranfield, United Kingdom.
MacDonald, K. F., Wang, Q., Maddock, J., Rogers, E. T. F., Roy, T., Craig, C., ... Zheludev, N. I. (2014). Volatile and non-volatile switching in dielectric metamaterials. 5th International Conference on Metamaterials (META '14) Photonic Crystals and Plasmonics, Singapore.
Hughes, M. A., Gholipour, B., Curry, R. J., Gwilliam, R. M., Homewood, K., Hewak, D. W., ... Lee, T. H. (2013). A comparison of the phenomena of photoluminescence and carrier-type reversal in Bi- and Pb-doped glasses. Paper presented at ICANS25, Canada.
Bastock, P., Craig, C., Weatherby, E., Khan, K., & Hewak, D. W. (2013). Advancing the applications of chalcogenide glass for infrared power transmission. SPIE Security & Defence (Technologies for Optical Countermeasures), Germany.
Maddock, J., Mills, B., Hewak, D., & MacDonald, K. F. (2013). Chalcogenide-based phase-change metamaterials for all-optical, high-contrast switching in a fraction of a wavelength. Paper presented at International conference on photorefractive effects, materials and devices (PR'13), United Kingdom.
Al-Saab, F., Gholipour, B., Huang, C. C., Hewak, D. W., Anastasopoulos, A., & Hayden, B. (2013). Crystallization study of the CuSbS2 chalcogenide material for solar applications. Paper presented at 9th Photovoltaic Science Applications and Technology Conference (PVSAT 9), United Kingdom.
Bastock, P., Khan, K., & Hewak, D. (2013). Innovative manufacturing of high purity mid-infrared glass. Paper presented at Manufacturing the Future, United Kingdom.
Huang, K. C-C., Al-Saab, F., Wang, Y., Ou, J-Y., Gholipour, B., & Hewak, D. W. (2013). Nanoscale MoS2 thin films fabricated by atmospheric pressure chemical vapour deposition at ambient temperature. Paper presented at International Conference on Materials for Advanced Technologies (ICMAT 2013), Singapore.
MacDonald, K. F., Zhang, J., Gholipour, B., Maddock, J., Hewak, D. W., & Zheludev, N. I. (2013). Optical switching with phase-change metamaterials. SPIE Optics & Photonics 2013, United States.
MacDonald, K. F., Zhang, J., Gholipour, B., Maddock, J., Hewak, D. W., & Zheludev, N. I. (2013). Phase-change and optomechanical functionalities in photonic metamaterials. E-MRS '13 Materials Research Society Spring Meeting, France.
Gholipour, B., Bastock, P., Craig, C., Khan, K., Wang, Z., Hewak, D., ... Soci, C. (2013). Photodarkening in chalcogenide fibers: observation and applications. Paper presented at 4th Asian Spectroscopy Conference (ASC 2013), Singapore.
MacDonald, K. F., Zhang, J., Gholipour, B., Hewak, D. W., & Zheludev, N. I. (2013). Structural phase change functionality in photonic metamaterials. IPS Meeting 2013, Singapore.
Gholipour, B., Zhang, J., Al-Saab, F., MacDonald, K. F., Hayden, B. E., Hewak, D. W., & Zheludev, N. I. (2012). Chalcogenide glass photonics: non-volatile bi-directional all-optical switching in phase-change metamaterials. Paper presented at CLEO/QELS, San Jose, United States.
Gholipour, B., Zhang, J., MacDonald, K. F., Hewak, D. W., & Zheludev, N. I. (2012). Chalcogenide metamaterial phase change all-optical switch of nanoscale thickness. Paper presented at EPCOS 2012, Finland.
Al-Saab, F., Gholipour, B., Huang, K. C-C., Hewak, D. W., Anastasopoulos, A., & Hayden, B. (2012). Crystallisation study of the Cu2ZnSnS4 chalcogenide material for solar applications. Paper presented at PV-SAT 8, United Kingdom.
Feinäugle, M., Sones, C. L., Koukharenko, E., Gholipour, B., Hewak, D. W., & Eason, R. W. (2012). Deposition of elements for a thermoelectric generator via laser-induced forward transfer. Paper presented at CLEO/QELS 2012, United States.
Loh, W. H., Hewak, D., Petrovich, M. N., Hayes, J. R., Stewart, W., & Clarkson, W. A. (2012). Emerging optical fibre technologies with potential defence applications. Electro-optical Remote Sensing, Photonic technologies, and applications VI, United Kingdom.
Hewak, D. (2012). Enabling applications of chalcogenide glass for optical fibre and other uses. Paper presented at UKIERI Workshop, United Kingdom.
Khan, K., Famer, T., Gholipour, B., Leonard, V., Hewak, D., & Barnes, A. C. (2012). Fabrication and aero dynamic levitation of chalcogenide glass spheres. Paper presented at International Symposium on Non-Oxide Glasses and New Optical Glasses (ISNOG 2012), France.
Huang, C. C., Al-Saab, F., Gholipour, B., Ou, J-Y., & Hewak, D. W. (2012). Fabrication of chalcogenide and emerging materials by novel CVD technology. Poster session presented at Manufacturing The Future Conference (MTFC) 2012, United Kingdom.
Feinäugle, M., Sones, C. L., Koukharenko, E., Gholipour, B., Hewak, D. W., & Eason, R. W. (2012). Laser-induced forward transfer as a method for manufacturing elements for a thermoelectric energy harvester. Paper presented at E-MRS 2012 Spring Meeting, France.
Hewak, D. (2012). Next steps in the fabrication of chalcogenide glass optical fiber and related photonic devices. Photonics Global Conference, Singapore.
Bastock, P., Khan, K., & Hewak, D. (2012). Non-circular glass metal composite fibre. Paper presented at International Symposium on Non-Oxide Glasses and New Optical Glasses (ISNOG 2012), France.
Gholipour, B., Zhang, J., MacDonald, K. F., Hewak, D. W., & Zheludev, N. I. (2012). Non-volatile bi-directional all-optical switching in chalcogenide glass metamaterials. Poster session presented at SPIE Photonics Europe 2012, Belgium.
Hewak, D. W., Huang, C. C., Al-Saab, F., Gholipour, B., Leonard, V., & Maddon, J. (2012). Recent advances in the application of Chalcogenide Thin Films. Paper presented at Intenational Symposium on Non-Oxide and New Optical Glasses, France.
Choi, Y. G., Curry, R. J., & Hewak, D. W. (2012). Temperature dependence of lifetime of 1.3 micron emission from Dy3+-doped Ge-As-S glass modified with very small amount of Ga and CsBr. Paper presented at Photoluminescence in Rare Earths: Photonic Materials and Devices (PRE 12), Japan.
Gholipour, B., Huang, C. C., Anastasopoulos, A., Al-Saab, F., Hayden, B. E., & Hewak, D. W. (2012). Ultra low power consuming thermally stable sulphide materials for resistive and phase change memristive application. Paper presented at Frontiers in Electronic Materials, Germany.
MacDonald, K. F., Ren, M., Zhang, J., Gholipour, B., Papasimakis, N., Nikolaenko, A. E., ... Zheludev, N. I. (2011). Advances in nonlinear and switchable photonic metamaterials. Surface Plasmon Photonics (SPP-5), Korea, Republic of.
Hewak, D. W., Khan, K., & Huang, C. C. (2011). Applications of chalcogenide fiber. Speciality Optical Fibers (SOF), Canada.
Huang, C. C., Al-Saab, F., Gholipour, B., & Hewak, D. W. (2011). Fabrication of thin film solar cell materials by APCVD. Paper presented at LCES-2011: Low Carbon Earth Summit, China.
Feinäugle, M., Sones, C. L., Koukharenko, E., Gholipour, B., Hewak, D. W., & Eason, R. W. (2011). Laser-induced forward transfer of thermoelectric materials on polymer and glass substrates. Poster session presented at Swiss-ePrint, Switzerland.
Hewak, D. W., Huang, C. C., & Knight, K. (2011). Novel methods for the preparation of high purity chalcogenide glass for optical fiber applications. 2011 Glass and Optical Materials Division Annual Meeting, United States.
Hewak, D., Huang, C-C., Gholipour, B., Knight, K., Guerin, S., Hayden, B., & Purdy, G. (2011). Thermally stable low current consuming gallium and germanium chalcogenides for consumer and automotive memory applications. Paper presented at European Symposium on Phase Change and Ovonic Science (E/PCOS 2011), Switzerland.
Hewak, D. W., Huang, C. C., Knight, K. J., Gholipour, B., Li, S., Sámson, Z. L., ... Zheludev, N. I. (2010). Active chalcogenide glass photonics and electro-optics for the mid-infrared. Paper presented at 8th Electro-Optics and Infrared Conference, United Kingdom.
Hewak, D. W., Sámson, Z. L., Gholipour, B., Knight, K., Huang, C. C., Li, S., ... Zheludev, N. I. (2010). Chalcogenide phase change materials for nanoscale switching. Photonics North 2010, Canada.
Huang, C. C., Knight, K., & Hewak, D. W. (2010). Deposition and characterization of copper indium gallium sulphide thin films fabricated by chemical vapour deposition with metal chloride precursors. Paper presented at Photovoltaic Science Application and Technology Conference (PVSAT-6), United Kingdom.
Hughes, M. A., Suzuki, T., Ohishi, Y., & Hewak, D. W. (2010). Emission from a bismuth doped chalcogenide glass spanning from 1µm to 2.7µm. Paper presented at 36th European Conference and Exhibition on Optical Communication (ECOC 2010), Italy.
Wilkinson, J. S., Murugan, G. S., Hewak, D. W., Zervas, M. N., Panitchob, Y., Elliott, G. R., ... Ryan, K. R. (2010). Integrated microsphere planar lightwave circuits. 15th European Conference on Integrated Optics (ECIO) 2010, United Kingdom.
Zheludev, N. I., Nikolaenko, A., MacDonald, K. F., Fedotov, V. A., Hewak, D. W., Adamo, G., ... De Angelis, F. (2010). Nonlinear and switchable plasmonic metamaterials. 27th Progress in Electromagnetics Research Symposium 2010 (PIERS), China.
Hewak, D., Huang, C-C., Gholipour, B., Knight, K., Li, S., Sámson, Z. L., ... Hayden, B. (2010). Phase change gallium and germanium chalcogenides for optical electronic and plasmonic switching. Paper presented at EPCOS 2010: European Phase-Change and Ovonics Science Conference, Italy.
Sámson, Z. L., Adamo, G., MacDonald, K. F., Knight, K., De Angelis, F., Nikolaenko, A., ... Zheludev, N. I. (2010). Switching metamaterials with electronic signals and electron-beam excitations. Paper presented at SPIE Photonics Europe, Belgium.
Sámson, Z. L., MacDonald, K. F., Knight, K., Huang, C. C., Horak, P., Hewak, D. W., ... Zheludev, N. I. (2009). Active control of surface plasmon polaritons and metamaterials. Paper presented at International Scientific Instrument Technology Workshop (ISITW), .
Sámson, Z. L., MacDonald, K. F., De Angelis, F., Adamo, G., Knight, K., Huang, C. C., ... Zheludev, N. I. (2009). Chalcogenide glass metamaterial optical switch. Paper presented at FiO 2009, United States.
Hewak, D. W., Elliott, G. R., Wilkinson, J. S., Zervas, M. N., Murugan, G. S., & Panitchob, Y. (2009). Chalcogenide glass microspheres and their applications. Paper presented at 8th Pacific Rim Conference on Ceramic and Glass Technology, Canada.
Huang, C. C., Ho, Y-LD., Knight, K., Rarity, J. G., & Hewak, D. W. (2009). Focused ion beam etched ring-resonator in CVD-grown Ge-Sb-S thin films. Paper presented at CLEO Pacific Rim, .
Zheludev, N. I., Yen, S. C., Sámson, Z. L., MacDonald, K. F., Knight, K., & Hewak, D. W. (2009). Phase-change chalcogenide glasses in active plasmonics. Paper presented at SPIE Optics & Photonics, .
Hewak, D. W. (2009). Rare earth doped chalcogenide glass: Past success and future prospects. Paper presented at Society of Glass Technology Annual Conference, United Kingdom.
Hewak, D. W., Knight, K., & Huang, C. C. (2009). Towards deposition of copper indium gallium sulphide/selenide materials by chemical vapour deposition. Poster session presented at Thin Film Photovoltaics, United Kingdom.
Hewak, D. W. (2008). Chalcogenide glass for non-linear optics, the shape of things to come. Paper presented at 16th International Symposium on Non-Oxide and New Optical Glasses (ISNOG XVI), .
Hewak, D. (2008). Chalcogenide glass, the shape of things to come. Paper presented at The American Ceramic Society's 2008 Glass & Optical Materials Division Meeting, .
Elliott, G. R., & Hewak, D. W. (2008). Chalcogenide microspheres. Paper presented at International Advisory Committee for the Opto-Electronics and Communications Conference and the Australian Conference on Optical Fibre Technology (OECC/ACOFT 2008), .
Huang, C. C., Tai, C-Y., Liu, C. J., Simpson, R. E., Knight, K., & Hewak, D. W. (2008). Germanium antimony sulphide nano-wires fabricated by chemical vapour deposition and e-beam lithography. Paper presented at Nano Science and Technology Institute Conference (NSTI Nanotech 2008), .
Simpson, R. E., Fons, P. J., Kuwahara, M., Kolobov, A., Tominaga, J., Hewak, D. W., ... Bayden, B. E. (2008). Reduction in crystallization time of Sb:Te films through addition of Bi. Paper presented at European\Phase Change and Ovonics Symposium (E\PCOS 08), .
Benayas, A., Elliott, G., Jaque, D., & Hewak, D. W. (2008). Spatially resolved luminescence characterisation of rare earth doped chalcogenide glass microspheres. Paper presented at 15th International Conference on Luminescence and Optical Spectroscopy of Condensed Matter (ICL '08), .
Hewak, D. W. (2008). Through thick and thin: our work with chalcogenide materials, thin films and devices. Paper presented at 6th International Workshop on Nanophotonics, .
Darby, M. S. B., Simpson, R. E., Hewak, D., & Eason, R. W. (2007). Femtosecond pulsed laser deposition of amorphous gallium lanthanum oxysulphide films. Paper presented at COLA 2007: 9th International Conference on Laser Ablation, .
Simpson, R., Huang, C-C., Liu, C. J., Tai, C. Y., & Hewak, D. (2007). Nano-scale sulphide phase change materials and applications. Paper presented at Nanoscale Physics and Technology, .
Huang, C-C., Knight, K., & Hewak, D. (2006). Germanium antimony amorphous thin films for phase-change memory applications by chemical vapour deposition. Paper presented at 1st Joint Innovative Mass-Storage Technologies & European\Phase Change and Ovonics Symposium - IMST/E-PCOS, .
Huang, C-C., Knight, K., & Hewak, D. (2006). Germanium sulphide and antimony germanium sulphide glass thin films fabricated by chemical vapour deposition. Paper presented at 1st International Congress on Ceramics, .
Joyce, A., Kane, D. M., & Hewak, D. W. (2006). Laser cleaning of chalcogenide glass microspheres and shard particles. Paper presented at Electro Magnetic Remote Sensing Defence Technolgy Centre - Technical Conference 2006, United Kingdom.
Guerin, S., Hayden, B., Hewak, D. W., Purdy, G., & Simpson, R. E. (2005). Combinatorial synthesis and screening of chalcogenide materials for data storage. Paper presented at PCOS 17th Symposium, .
Simpson, R. E., Hewak, D. W., Guerin, S., Hayden, B., & Purdy, G. (2005). High throughput synthesis and screening of chalcogenide materials for data storage. Paper presented at EPCOS-O5 European Symposium on Phase Change and Ovonic Science, .
Guerin, S., Hayden, B., Hewak, D. W., Purdy, G., & Simpson, R. (2005). High throughput synthesis and screening of chalcogenide materials for data storage. 1 pp. Paper presented at Singapore International Chemistry Conference 4, .
Huang, C-C., & Hewak, D. (2005). Hot-wall chemical vapour deposition (CVD) process for germanium sulphide glass waveguides fabrication. Paper presented at Glamor 2005, .
Guerin, S., Hassan, M., Hayden, B., Hewak, D. W., Purdy, G., & Simpson, R. E. (2005). Material optimisation for optical data storage. Paper presented at Frontiers in Optics 2005 and Laser Science XXI: The 89th OSA Annual Meeting, .
Curry, R. J., Huang, C-C., Mairaj, A. K., Simpson, R., & Hewak, D. (2004). Advancing the application of planar chalcogenides. Paper presented at AcerS. Glass & Optical Materials Div., Fall 2004 Meeting, .
Huang, C-C., Hewak, D., & Badding, J. V. (2004). Direct synthesis of germanium sulphide glass planar waveguides by chemical vapour deposition (CVD). Paper presented at CLEO/IQEC 2004: Conference on Lasers and Electro-Optics, Quantum Electronics and Laser Science, .
Aronson, J. E., Haythornthwaite, C. R., Hewak, D. W., & Brocklesby, W. S. (2004). Optical spectroscopy of Cr4+-doped chalcogenide glasses. Paper presented at PREP 2004, .
Mairaj, A., Curry, R. J., Hughes, M., Simpson, R., Knight, K., & Hewak, D. (2004). Towards a compact optical waveguide device for active infrared applications. Paper presented at SPIE European Symposium on Optics and Photonics for Defence & Security, London, United Kingdom.
Curry, R. J., Hughes, M., Aronson, J. E., Brocklesby, W. S., & Hewak, D. W. (2004). Vanadium doped chalcogenide glasses for broadband near-infrared sources. Paper presented at ACerS, Glass & Optical Materials Division Fall Meeting 2004, .
Choi, Y. G., Chung, S., Cho, P., Curry, R. J., Hewak, D., & Payne, D. N. (2003). Fabrication of single mode selenide optical fibre. Paper presented at Photonics 2003, .
Huang, C-C., Hewak, D., & Badding, J. V. (2003). Properties and application of germanium sulphide glass. Paper presented at PREP 2003, .
Feng, X., Monro, T. M., Petropoulos, P., Finazzi, V., & Hewak, D. W. (2003). SOHO (SOlid HOley) fiber. Paper presented at ECOC-IOOC 2003 (29th European Conference on Optical Communication - 14th International Conference on Integrated Optics and Optical Fibre Communication), .
Mairaj, A. K., Huang, C. C., Curry, R. J., Eason, R. W., Grivas, C., Badding, J. V., & Hewak, D. W. (2003). Through thick and thin: recent developments with chalcogenide films. Paper presented at Glass and Optical Materials Division Fall Meeting, .
De Camargo, A. S. S., Nunes, L. A. D. O., Lima, S. M., Catunda, T., & Hewak, D. (2002). A broad look into the spectroscopy of GaLaS chalcogenide glass doped with Nd3+. Paper presented at XXV Encontro Nacional de Fisica da Materia Condensa, .
Mairaj, A. K., Curry, R. J., & Hewak, D. W. (2002). Direct laser written channel and spin-coated thin film waveguides in an amorphous chalcogenide (Ga:La:S). Paper presented at Photonics Conference 2002, .
Kiang, K. M., Frampton, K., Monro, T. M., Petrovich, M. N., Moore, R., Lee, J. H., ... Richardson, D. J. (2002). Extrusion of high nonlinearity single-mode holey optical fibers. Paper presented at The American Ceramic Society, Glass & Optical Materials Division Fall Meeting, United States.
Monro, T. M., Kiang, K. M., Lee, J. H., Frampton, K., Yusoff, Z., Moore, R., ... Richardson, D. J. (2002). High nonlinearity extruded single-mode holey optical fibers. Paper presented at OFC 2002, .
Richardson, D. J., Lee, J. H., Yusoff, Z., Belardi, W., Furusawa, K., Price, J. H. V., ... Monro, T. M. (2002). Holey fibers for nonlinear fiber devices. Optical Amplifiers and Their Applications (OAA) 2002, .
Petrovich, M. N., Favre, A., Hewak, D. W., Rutt, H. N., Grippo, A. C., Gubeli III, J. F., ... Shinn, M. D. (2002). Near-IR absorption of Ga:La:S and Ga:La:S:O glasses by FEL-based laser calorimetry. Paper presented at XIIIth International Symposium on Non-Oxide Glasses and New Optical Glasses (ISNOG 2002), Czech Republic.
Mairaj, A. K., & Hewak, D. (2002). Optical channel waveguides in a chalcogenide (Ga:La:S) glass fabricated through short wavelength (lambda=244nm) illumination. Paper presented at ICOCN (International Conference on Optical Networks), .
De Camargo, A. S., Lima, S. M., Catunda, T., Nunes, L. A. D. O., & Hewak, D. (2001). Energy transfer between localized and delocalized states rare-earth doped chalcogenide glasses. Paper presented at XXIV Encontro Nacional de Fisica da Material Condensada, .
Petrovich, M., Mairaj, A. K., Hewak, D. W., & Rutt, H. (2001). Temperature dependence of reversible photodarkening in Ga:La:S and Ga:La:S:O glass fibres. Paper presented at XIX International Congress on Glass, United Kingdom.
Hewak, D. W., West, Y. D., Broderick, N. G. R., Monro, T. M., & Richardson, D. J. (2001). The fabrication and modelling of non-silica microstructured optical fibres. Paper presented at OFC 2001: Optical Fiber Communications Conference, .
Hewak, D. W., Mairaj, A. K., Petrovich, M. N., & West, Y. D. (2000). Application of novel glass for the next generation of optical fibre devices. Paper presented at Photonics 2000, .
Mairaj, A. K., Petrovich, M. N., Brady, D. J., Hewak, D. W., West, Y. D., & Schweizer, T. (2000). Gallium lanthanum sulphide fibre for device applications in the infrared. Paper presented at Photonics 2000, .
Broderick, N. G. R., Bennett, P. J., Hewak, D., Monro, T. M., Richardson, D. J., & West, Y. D. (2000). Nonlinearity in holey optical fibres. Paper presented at LEOS 2000, .
Hewak, D. W., Brady, D., Schweizer, T., Wang, J., Hector, J., Haythornthwaite, C. R., ... Payne, D. N. (1998). Application of novel chalcogenide glasses based on gallium and lanthanum sulphides in optical fibre devices. Paper presented at International Congress on Glass, United States.
Reekie, L., & Hewak, D. (Ed.) (1998). Fibre gratings in silica optical fibre.
Brady, D. J., Schweizer, T., & Hewak, D. W. (1998). Gallium lanthanum sulphide glasses for mid infrared fibre applications. Paper presented at PacRim3, Korea, Republic of.
Samson, B. N., Schweizer, T., Hector, J. R., Brocklesby, W. S., & Hewak, D. W. (1998). Multiphonon decay rates in chalcogenide glasses. Paper presented at Advances in Photonic Glasses (PacRim3), Korea, Republic of.
Payne, D. N., Hewak, D., & Taylor, E. R. (1998). Progress in the development of efficient 1.3µm fibre amplifiers. European Conference on Optical Communication (ECOC '98), Spain.
Martins, E., Schweizer, T., Brocklesby, W. S., & Hewak, D. W. (1998). The effect of oxide on the spectroscopic properties of the 1.3, 1.7 and 2.9µm transitions in dysprosium-doped gallium-lanthanum-sulphide glass. Poster session presented at Conference on Lasers and Electro-Optics/Europe '98, United Kingdom.
Schweizer, T., Hector, J. R., Brady, D., Wang, J., Hewak, D., Brocklesby, W. S., & Payne, D. N. (1998). Visible upconversion in rare-earth doped gallium lanthanum sulphide based glasses. Paper presented at 9th International Conference on Modern Materials & Technologie (CIMTEC '98 ), Italy.
Brady, D. J., Schweizer, T., Wang, J., & Hewak, D. W. (1997). Gallium lanthanum sulphide based glass fibres for passive MIR delivery applications. Paper presented at 13th Quantum Electronics Conference (QE13), Cardiff, United Kingdom.
Hewak, D. W., Moore, R. C., Schweizer, T., Wang, J., Samson, B. N., Brocklesby, W. S., & Payne, D. N. (1997). Gallium lanthanum sulphide optical fibre for active and passive applications. Paper presented at Annual Meeting of the American Ceramic Society, United States.
Samson, B. N., Schweizer, T., Moore, R. C., Hewak, D. W., & Payne, D. N. (1997). Neodymium doped chalcogenide glass fibre laser. Paper presented at Conference on Lasers and Electro-Optics (CLEO) Pacific Rim '97, Japan.
Schweizer, T., Samson, B. N., Hewak, D. W., & Payne, D. N. (1997). Neodymium doped gallium lanthanum sulphide glass fibre laser. Paper presented at Conference on Lasers and Electro-Optics (CLEO '97), Baltimore, United States.
Hewak, D. W., & Payne, D. N. (1997). Photonic applications of sulphide glass optical fibres. In Proceedings of European Conference on Optical Communications (ECOC '97) (pp. 65-67). Institute of Electrical and Electronics Engineers.
Schweizer, T., Brady, D. J., Samson, B. N., Hewak, D. W., & Payne, D. N. (1997). Progress towards mid-infrared fibre lasers in rare-earth doped gallium lanthanum sulphide glass for gas sensing and remote sensing. Paper presented at Quantum Electronics Conference (QE13), Cardiff, United Kingdom.
Takebe, H., Yayama, H., Morinaga, K., Hewak, D. W., & Fujino, S. (1997). Refractive index dispersion of gallium lanthanum sulfide and oxysulfide glasses. Paper presented at 12th International Conference on Optical Fiber Sensors, United States.
Hector, J. R., Wang, J., Brady, D., Kluth, M., Hewak, D. W., Brocklesby, W. S., & Payne, D. N. (1997). Spectroscopy and quantum efficiency of halide-modified gallium-lanthanum sulphide glasses doped with praseodymium. Paper presented at 12th International Conference on Optical Fibre Sensors, United States.
Hewak, D. W., Moore, R. C., Schweizer, T., Wang, J., Samson, B. N., Brocklesby, W. S., ... Tarbox, E. J. (1996). Gallium lanthanum sulphide optical fibre for active and passive applications. Paper presented at 10th International Symposium on Non-Oxide Glasses, United States.
Wang, J., Hewak, D., Brocklesby, W. S., & Payne, D. N. (1996). Modifying binary Ga2S3-La2S3 glass by the addition of a third component. Paper presented at 10th International Non-oxide Glass Conference, United States.
Schweizer, T., Hewak, D. W., Payne, D. N., Jensen, T., & Huber, G. (1996). Neodymium-doped gallium lanthanum sulphide glass laser. Paper presented at Conference on Lasers and Electro-Optics (CLEO Europe), Hamburg, Germany.
Hewak, D. W., Schweizer, T., Hector, J., Wang, J., Samson, B. N., & Brocklesby, W. S. (1996). Properties of rare-earth doped gallium lanthanum sulphide glass. Paper presented at International Conference on Luminescence (ICL'96), Czech Republic.
Schweizer, T., Hewak, D. W., Samson, B. N., & Payne, D. N. (1996). Spectroscopy of potential mid-infrared laser transitions in gallium lanthanum sulphide glass. Paper presented at 10th International Conference on Luminiscence and Optical Spectroscopy (ICL'96), Czech Republic.
Hewak, D. W., & Gambling, W. A. (1995). New glasses for active fibre devices. 1st International workshop on Materials for Optoelectronics, United Kingdom.
Hewak, D. W. (1995). New glasses for active fibre devices. 12th UK National Quantum Electronics Conference (QE12), Southampton, United Kingdom.
Gambling, W. A., & Hewak, D. W. (1995). Prospects for new glass-based optical waveguide devices. International Workshop on Advanced Materials for Multifunctional Waveguides, Japan.
Ye, C. C., Hewak, D. W., Hempstead, M., Samson, B. N., & Payne, D. N. (1995). Spectral properties of Er3+-doped chalcogenide glasses. Paper presented at 12th UK National Quantum Electronics Conference (QE12), Southampton, United Kingdom.
Payne, D. N., Laming, R. I., & Hewak, D. W. (1995). Towards pump-efficient 1.3µm fibre amplifiers. 200-201. Paper presented at Optical Amplifiers and Their Applications (OAA '95), Switzerland.
Hewak, D. W., Laming, R. I., Madeiros-Neto, J. A., Samson, B. N., Wang, J., Dussardier, B., ... Hanney, R. (1994). Application of chalcogenide glasses for optical fibre amplifiers at 1.3 µm. Paper presented at UK IT Forum Conference, United Kingdom.
Taylor, E. R., Samson, B. N., Hewak, D. W., Madeiros-Neto, J. A., Payne, D. N., Jordery, S., ... Jha, A. (1994). Cadmium mixed halide glass for optical amplification at 1.3µm. Paper presented at 9th International Symposium on Non-Oxide Glasses, China.
Gill, D. S., Zaldo, C., Eason, R., Hewak, D., Medeiros Neto, J. A., & Rutt, H. N. (1994). Fabrication and application of Ga:La:S glasses at the University of Southampton. Paper presented at Society of Glass Technology. UK Special Interest Group: Glasses for Optoelectronics Photosensitive Glasses, United Kingdom.
Payne, D. N., Wang, J., & Hewak, D. W. (1994). Novel glasses for optical-fibre device applications. Paper presented at 9th International Symposium on Non-Oxide Glasses (Halide Glasses), China.
Madeiros-Neto, J. A., Wang, J., Samson, B. N., Dussardier, B., Hewak, D. W., Taylor, E. R., ... Payne, D. N. (1994). The application of Ga:La:S-based glasses for optical amplification at 1.3µm. Paper presented at 9th International Symposium on Non-Oxide Glasses, China.
Abdulhalim, I., Pannell, C. N., Deol, R. S., Hewak, D. W., Wylangowski, G., & Payne, D. N. (1993). High performance acousto-optic chalcogenide glass based on Ga2S3-La2S3 systems. Paper presented at 15th International Conference on Amorphous Semiconductors, United Kingdom.
Naftaly, M., Jha, A., Hewak, D. W., Brocklesby, W. S., Samson, B. N., & Payne, D. N. (1993). Multiphonon relaxation in low phonon-energy Pr3+ glasses. Paper presented at 11th National Quantum Electronics Conference (QE-11), United Kingdom.
Jha, A., Naftaly, M., Jordery, S., Samson, B. N., Hewak, D. W., & Payne, D. N. (1993). Optical and thermal properties of CdF2-based glasses for 1.3µm Pr-doped optical fibre amplifiers. Paper presented at 2nd International Conference on Fundamentals of Glass Science and Technology European Society of Glass Science and Technology, United States.
Samson, B. N., Naftaly, M., Hewak, D., Jordery, S., Madeiros-Neto, J. A., Tate, H. J., ... Payne, D. N. (1993). Pr3+-doped mixed halide glasses for 1.3µm fibre amplifiers. In Proceedings of the 4th Topical Meeting on Optical Amplifiers and Their Applications (pp. 252-255). Washington, US: Optical Society of America.
Madeiros-Neto, J. A., Hewak, D. W., Pearson, A. D., Samson, B. N., Tate, H., Deol, R. S., ... Baro, M. D. (1993). Radiative and non-radiative properties of praseodymium-doped glass. Paper presented at CLEO'93: Conference on Lasers & Electro-Optics, United States.
Baro, M. D., Otero, A., Surinach, S., Jha, A., Jordery, S., Poulain, M., ... Payne, D. N. (1993). Thermal properties and devitrification kinetic studies of low phonon-energy halide glasses. Paper presented at Rapid Solidification Conference, Japan.
Deol, R. S., Hewak, D. W., Jordery, S., Jha, A., Poulain, M., Baro, M. D., & Payne, D. N. (1992). Improved fluoride glasses for 1.3µm optical amplifiers. Paper presented at 8th International Symposium on Halide Glasses, France.
Taylor, E. R., Hewak, D. W., & Payne, D. N. (1992). Structure and optical properties of rare-earth-doped glasses. Paper presented at Optical Materials Symposium of the Glass and Optical Materials Meeting of the American Ceramic Society, United States.
Eason, R. W., Gill, D. S., Anderson, A. A., Hewak, D. W., Moore, R. C., Mailis, S., ... Hatziapostolou, A. (1995). Characterisation of compositional photosensitivity dependence of Ga-La-S thin films fabricated by pulsed laser deposition. (Annual Report 1994-1995). GB: ULF-LENS.

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