Group publications

2020

Farley Chicilo, Go Okada, George Belev, Dean Chapman, Andy Edgar, Richard J Curry and Safa O Kasap, Instrumentation for high-dose, high-resolution dosimetry for microbeam radiation therapy using samarium-doped fluoroaluminate and fluorophosphate glass plates, Meas. Sci. Technol. 31, 015201 (2020).

2019

J. J. Schuyt, G. V. M. Williams, "Quenching of the Sm2+ luminescence in NaMgF3:Sm via photo-thermal ionization: Alternative method to determine divalent lanthanide trap depths", Appl. Phys. Lett. 115, 18104 (2019).

J. J. Schuyt, J. Donaldson, G. V. M. Williams, Shen V. Chong, "Modelling the radioluminescence of Sm2+ and Sm3+ in the dosimeter material NaMgF3:Sm", J. Phys.: Condens. Matter 32, 025703 (2019).

J. J. Schuyt, G. V. M. Williams, “Optical properties of Mn²⁺ doped CsCdF₃: A potential real-time and retrospective UV and X-ray dosimeter material”, J. Appl. Phys. 125, 233102 (2019).

J. J. Schuyt and G. V. M. Williams, "Oxygen-impurity charge transfer in NaMgF₃:Ln (Ln = Yb, Sm, or Eu): Establishing the lanthanide energy levels in NaMgF₃", J. Lum. 211, 413-417 (2019).

J. J. Schuyt and G. V. M. Williams, “F-centre/Mn complex photoluminescence in the fluoroperovskites AMgF₃:Mn (A=Na, K, or Rb)”, Optical Materials X 1, 100010 (2019).

J. J. Schuyt and G. V. M. Williams, “Development of a 2D dosimeter using the optically stimulated luminescence of NaMgF₃:Eu with CCD camera readout”, Radiation Measurements 121, 99-102 (2019).

2018

J. J. Schuyt and G. V. M. Williams, “Photoluminescence, radioluminescence and optically stimulated luminescence in nanoparticle and bulk KMgF₃(Eu)”, J. Lumin. 204, 472-479 (2018).

G. V. M. Williams, J. J. Schuyt, and A. S. Madathiparambila, "The effect of Mn concentration on the luminescence properties of NaMgF₃:Mn: Defect/Mn complex photoluminescence, radioluminescence, and optically stimulated luminescence for radiation dose monitoring", Optical Materials 84, 763-770 (2018).

J. J. Schuyt and G. V. M. Williams, “Radiation-induced change in the optical properties of NaMgF₃(Sm): Observation of resettable Sm radio-photoluminescence”, Materials Research Bulletin 106, 455-458 (2018).

2017

Andy Edgar, “Luminescent Materials” in "Springer Handbook of Electronic and Photonic Materials", 2nd edition, edited by S. Kasap and P. Kapper (Springer, 2017, ISBN 978-3-319-48933-9).

J. Donaldson and G. V. M. Williams, "A luminescence study of NaMgF₃:Dy³⁺ and NaMgF3:Nd³⁺ for application in radiation dosimetry", Int. J. Nanotechnology 14, 558-565 (2017).

J. J. Schuyt and G. V. M. Williams, “The effect of ionizing radiation on the optical properties of NaMgF₃(Mn): Observation of an F-center Mn complex”, J. Appl. Phys. 122, 063107-1 063107-6 (2017).

2016

J. Donaldson and G. V. M. Williams, "Photoluminescence, radioluminescence, and thermoluminescence in NaMgF₃ activated with Ni²⁺ and Er³⁺", J. Lumin. 173, 279 (2016).

G. V. M. Williams, Ayla, My. T. T. Do, S. G. Raymond, M. Ashraf, M. D. H. Bhuiyan, and A. J. Kay, “Optical Modulation of the Diffraction Efficiency in an Indoline Azobenzene/Amorphous Polycarbonate Film”, Nanoscale Res. Lett. 11, 331 (2016).

2015

G. Okada, A. Edgar, S. Kasap, and T. Yanagida, "Radioluminescence properties of Sm-doped fluorochlorozirconate glasses and glass-ceramics”, Japanese Journal of Applied Physics 55 (2S), 02BC07 (2015).

G. V. M. Williams, My. T. T. Do, S. G. Raymond, M. Ashraf, M. D. H. Bhuiyan, and A. J. Kay, “Optically switchable diffraction gratings in a photochromic/polymer thin film”, Applied Optics 54, 6882 (2015).

2014

Y. Kutuvantavida, G. V. M. Williams, and M. D. H. Bhuiyan, "Electrically modulated diffraction gratings in organic chromophore thin films", Applied Optics 53, 2687-2690 (2014).

N. M. Winch, A. Edgar & C. M. Bartle. "Thermal neutron imaging with CsBr storage phosphors”, Nuclear Inst. and Methods in Physics Research, A, 763, 394-398 (2014).

C. Gaedtke and G. V. M. Williams, "Photoluminescence and radioluminescence study of NaMgF₃:Eu nanoparticles”, Radiation Measurements, 71, 258 (2014).

C. Gaedtke, G. V. M. Williams, and D. Clarke, "Thermoluminescence studies of nanoparticle and bulk NaMgF₃:Mn", International Journal of Nanotechnology 11, 419 (2014).

S. Vahedi, G. Okada, C. Koughia, R. Sammynaiken, A. Edgar & S. Kasap. "ESR study of samarium doped fluorophosphate glasses for high-dose, high-resolution dosimetry", Optical Materials Express 4, 1244-1256 (2014).

L. C. Dixie, A. Edgar & C. M. Bartle. "Samarium doped calcium fluoride: A red scintillator and X-ray phosphor". Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 753, 131-137 (2014).

L. C. Dixie, A. Edgar & C. M. Bartle. "Spectroscopic and radioluminescence properties of two bright X-ray phosphors: Strontium barium chloride doped with Eu²⁺ or Sm²⁺ ions", Journal of Luminescence 149, 91-98 (2014).

B Morrell, G Okada, S Vahedi, C Koughia, A Edgar, C Varoy, G Belev, T Wysokinski, D Chapman, R Sammynaiken, SO Kasap, “Optically erasable samarium-doped fluorophosphate glasses for high-dose measurements in microbeam radiation therapy”, J. Appl. Phys. 115, 063107 (2014).

2013

G. Okada, S. Vahedi, C. Koughia, G. Belev, T. Wysokinski, D. Chapman, C. Varoy, A. Edgar & S. Kasap. "Examination of the dynamic range of Sm-doped glasses for high-dose and high-resolution dosimetric applications in microbeam radiation therapy at the Canadian synchrotron". Optical Materials 35, 1976–1980 (2013).

R. Breukers, C. M. Bartle & A. Edgar. "Transparent lithium loaded plastic scintillators for thermal neutron detection". Nuclear Instruments and Methods A 71, 58-61 (2013).

A. Edgar, C. R. Varoy, C. Koughia, G. Okada, G. Belev & S. Kasap. "High-Resolution X-ray Imaging with Samarium-Doped Fluoroaluminate and Fluorophosphate Glass". Journal of Non-Crystalline Solids 377, 124–128, (2013).

L. Dixie, A. Edgar & M. Bartle. "Energy resolved Imaging with a stratified phosphor detector". Radiation Measurements 56,129-133, (2013).

G. V. M. Williams, S. Janssens, C. Gaedtke, S. G. Raymond, and D. Clarke, “Observation of photoluminescence and radioluminescence in Eu and Mn doped NaMgF₃ nanoparticles”, J. Lumin. 143, 219 (2013).

C. Gaedtke, G. V. M. Williams, S. Janssens, S. Raymond, and D. Clarke, "Photoluminescence and radioluminescence study of Eu and Mn doped RbMgF₃ nanoparticles", Radiation Measurements 56, 187 (2013).

S. Janssens, G. V. M. Williams, and D. Clarke, “Synthesis and characterization of rare earth and transition metal doped BaMgF₄ nanoparticles”, J. Lumin. 134, 277 (2013).

2012

S. G. Raymond, P. Wagner, M. Panczyk, G. V. M. Williams, K. J. Stevens, I. Monfils, D. Hirst, J. Whaanga, Y. Kutuvantavida, M. D. H. Bhuiyan, and A. J. Kay, "Development of fibre Bragg grating based strain/temperature sensing system", Proc. SPIE 8258, 82581L (2012). http://dx.doi.org/10.1117/12.909344

Winch, N.M., and A. Edgar. "Transparent Caesium Bromide Storage Phosphors for Radiation Imaging." Phys. Status solidi (A) A209, (2012): 2427-2432.

Winch, N., and A. Edgar. "X-Ray Imaging Using Digital Cameras." Proceedings of SPIE 8313 (2012).

Vahedi, S., E. Muzar, B. Morrell, G. Okada, C. Koughia, A. Edgar, C. Varoy, G. Belev, T. Wysokinski, D. Chapman, and S. Kasap. "Synchrotron X-Ray Induced Sm³⁺ to Sm²⁺ Conversion, and Thermally Induced Reverse-Conversion and Erasure in Fluoroaluminate Glasses for the Monitoring of High-Doses in Microbeam Radiation Therapy: The Effects of Annealing and Codoping with Eu2+." Journal of Applied Physics 112 no. 7 (2012): 073108.

C. Gaedtke, G. V. M. Williams, S. G. Raymond, D. Clarke, and S. Janssens, "Fluoride nanoparticles for advanced nano-radioluminescence dosimeters", Proceedings for APMC-10, ICONN 2012, and ACMM-22, Perth, Australia, 5-9 February 2012 (ISBN:978-1-74052-245-8).

Dixie, L C., A. Edgar, and M. F. Reid. "Sm²⁺ Fluorescence and Absorption in Cubic BaCl₂: Strong Thermal Crossover of Fluorescence between 4f⁶ and 4f⁵5d¹ Configurations." Journal of Luminescence 132, no. 10 (2012): 2775-2782.

C. Gaedtke, G. V. M. Williams, S. Janssens, S. G. Raymond, D. Clarke, and, "The effect of ionizing radiation on the luminescence properties of Eu3+ and Sm3+ doped LaF3 nanoparticles", Physica Status Solidi (c) 9, 2247 (2012).

2011

Winch, N.M., and A. Edgar. "X-Ray Imaging Using a Commercial Camera." Nuclear Instruments and Methods A A654, (2011): 308-313.

Tonchev, D., G. Belev, C. Koughia, S. Panigrahi, C. Varoy, A. Edgar, and S.O. Kasap. "Thermally Induced Nanostructures in Samarium-Doped Glass Ceramics for X-Ray Sensor Applications." In Nanotechnological Basis for Advanced Sensors, 241-248. Dordrecht: Springer, 2011.

Soundararajan, G., C. Koughia, A. Edgar, C. Varoy, and S. Kasap. "Optical Properties of Erbium-Doped Fluorochlorozirconate Glasses." J. Non-Cryst. Solids 357, (2011): 2475-2479.

Okada, G., B. Morrell, C. Koughia, A. Edgar, C.R. Varoy, G. Belev, T. Wysokinski, D. Chapman, and S. Kasap. "Spatially Resolved Measurement of High Doses in Microbeam Radiation Therapy Using Samarium Doped Fluorophosphate Glasses: Development of a High-Resolution High-Dose Dosimetric Detector." Applied Physics Letters 99, (2011): 121105-121108.

Koughia, C., G. Okada, D. Tonchev, S.O. Kasap, A. Edgar, C. R. Varoy, and H von Seggern. "Optical and Selected Thermal Properties of Samarium-Doped Fluorochlorozirconate (Fcz) Glass-Ceramics: Formation and Growth of Bacl2 Nanocrystals in Fcz Glass-Ceramics." Journal of Non-Crystalline Solids 357, (2011): 2272-2277.

Dixie, L., A. Edgar, and M. Bartle. "Luminescence and X-Ray Phosphor Properties of Samarium and Lanthanum-Doped Cubic Barium Chloride." Phys Stat solidi (c) C8, (2011): 132– 135.

Belev, G., G. Okada, D. Tonchev, C. Koughia, C. Varoy, A. Edgar, T. Wysokinski, D. Chapman, and S. Kasap. "Valency Conversion of Samarium Ions under High-Dose Synchrotron Generated X-Ray Radiation." physica status solidi c 8, (2011): 2822-2825.

Bartle, C.M., A. Edgar, L. Dixie, C. Varoy, R. Piltz, S. Buchanan, and K. Rutherford. "Novel Methods for Measuring Afterglow in Developmental Scintillators for X-Ray and Neutron Detection." Nuclear Instruments and Methods in Physics Research A A651, (2011): 105-109.

Bartle, C.M., A. Edgar, L. Dixie, C. Varoy, R. Piltz, S. Buchanan, and K. Rutherford. "Novel Methods for Measuring Afterglow in Developmental Scintillators for X-Ray and Neutron Detection." Nuclear Instruments and Methods in Physics Research A A651, (2011): 105-109.

C. Koughia, A. Edgar, C. R. Varoy, G. Okada, H. von Seggern, G. Belev, C. Y. Kim, R. Sammynaiken, and S.O. Kasap, "Samarium- doped fluorochlorozirconate glass-ceramics as red-emitting X-ray phosphors", Journal of the American Ceramic Society 94 543-550 (2011).

G. V. M. Williams and S. Raymond, “Fiber-optic-coupled RbMgF₃:Eu²+ for remote radiation dosimetry”, Radiation Measurements 46, 1099 (2011).

C. M. Bartle and G. V. M. Williams, “Use of filter combinations and an organic scintillator to identify and locate fast neutron sources in a mixed radiation field”, Radiation Measurements 46, 1716 (2011).

G. V. M. Williams, S. G. Raymond, N. Denton, and C. Gaedtke, “Development and characterization of a portable fibre optic dosimeter”, Materials Science Forum 700, 174 (2011).

G. V. M. Williams, and S. Raymond, "Fibre-optic-coupled RbMgF₃:Eu²⁺ for remote radiation dosimetry", Radiation Measurements 46 1099 (2011).

K. J. Stevens, M. Panczyk, S. G. Raymond, G. V. M. Williams, I. Monfils, D. Hirst, and P. Wagner, “Characterisation of a fibre Bragg grating system for strain and temperature sensing”, Proceedings of the 5th International Conference on Sensing Technology, 28 Nov. to 1st Dec. 2011, Palmerston North, New Zealand. ISBN 978-1-4577-0168-9, DOI: 10.1109/ICSensT.2011.6136971

S. Janssens, G. V. M. Williams, and D. Clarke, “Samarium doped KMgF₃ nanoparticles”, Materials Science Forum 700, 45 (2011).

S. Janssens, G. V. M. Williams, D. Clarke, and M. Sharp, “Photoluminescence study of LaF₃:Eu³⁺ nanoparticles capped with different ligands”, Physica Status Solidi B 248, 439 (2011).

S. Janssens, G. V. M. Williams, and D. Clarke, “Systematic Study of LaF₃:Eu³⁺ Nanoparticles”, J. Appl. Phys. 109, 023506 (2011).

Cyril Koughia, George Belev, Gokulakrishnan Soundararajan, Go Okada, Dancho Tonchev, Andy Edgar, Christopher R Varoy, Heinz von Seggern, Safa Kasap, “Trivalent Er and Sm ions in fluorochlorozirconate glasses: optical properties and X‐ray luminescence”, Physica Status Solidi (c) 8, 2657-2660 (2011).

2010

Edgar, A., J. Zimmermann, H von Seggern, and C. R. Varoy. "Lanthanum-Stabilised Europium-Doped Cubic Barium Chloride: An Efficient X-Ray Phosphor." Journal of Applied Physics 107, (2010): 083516.

Edgar, A., M. Bartle, C. Varoy, G.V.M. Williams, and S.G. Raymond. "Structure and Scintillation Properties of Cerium-Doped Barium Chloride Ceramics: Effects of Cation and Anion Substitution." IEEE Transactions on Nuclear Science 57, (2010): 1218-1222.

2009

Winch, N., and A. Edgar. "Light Scattering in Glass Ceramic X-Ray Storage Phosphors.” Journal of Applied Physics 105, (2009): 023506-1/8

Williams, G. V. M., A. Edgar, C. Dotzler, and S.R. Raymond. "Optically Rewriteable Bragg Gratings in Mn²⁺ Doped RbCdF₃." Journal of Materials Science: Materials in Electronics 20 (2009): 268-271.

Tonchev, D., G. Belev, S. Panigrahi, C. Varoy, A. Edgar, H. Von Seggern, and S. Kasap. "Rare Earth Doped Fluorochlorozirconate (FCZ) Glasses and Glass-Ceramics: Selected Thermal Properties and X-Ray Luminescence in Samarium Doped Fcz." In Nanostructured Materials for Advanced Technological Applications, edited by J.P.; Petkov Reithmaier, P.; Kulisch, W.; Popov, C., 377-386: Springer Science and Business Media, 2009.

Edgar, A., C. R. Varoy, C. Koughia, D. Tonchev, G. Belev, G. Okada, S.O. Kasap, H. von Seggern, and M. Ryan. "Optical Properties of Divalent Samarium-Doped Fluorochlorozirconate Glasses and Glass Ceramics." Journal of Optical Materials 31 (2009): 1459-1466.

Edgar, A., C. R. Varoy, C. Koughia, D. Tonchev, G. Belev, G. Okada, S.O. Kasap, H. von Seggern, and M. Ryan. "Optical Properties of Divalent Samarium-Doped Fluorochlorozirconate Glasses and Glass Ceramics." Journal of Optical Materials 31 (2009): 1459-1466.

G. V. M. Williams, C. Dotzler, A. Edgar, and S. G. Raymond, “Optically Rewritable Diffraction Grating in RbCdF₃:Mn²⁺”, J. Mater. Sci.: Mater. Electron 20, S268 (2009).

C. Dotzler, G. V. M. Williams, U. Rieser, and J. Robinson, “Photoluminescence, optically stimulated luminescence and thermoluminescence study of RbMgF₃:Eu²⁺”, J. Appl. Phys. 105, 023107 (2009).

G. V. M. Williams, C. Dotzler, and J. Robinson, “Radiation-Induced Optically Stimulated Luminescence in Mn²⁺ and Eu²⁺ Doped RbMgF₃”, Physica Status Solidi C 6, S198-S201 (2009).

2008

Quilty, J.W., A. Edgar, and G. Schierning. "Photostimulated Luminescence and Thermoluminescence in Europium-Doped Barium Magnesium Fluoride." Current Applied Physics 8, (2008): 420-4.

A. Edgar, M. Bartle, S.G. Raymond, G.V.M Williams, and C. Varoy, “Structural and Scintillation Properties of Cerium–Doped Ba_1-xLa_xCl_2+x Ceramics”, IEEE Transactions on Nuclear Science 55, 1160 (2008).

C. Dotzler, G. V. M. Williams, and A. Edgar, “Radiation-Induced Optically and Thermally Stimulated Luminescence in RbCdF₃ and RbMgF₃”, Current Applied Physics 8, 447 (2008).

2007

C. Dotzler, G. V. M. Williams, and A. Edgar, “RbCdF₃: A Potential UV Dosimeter Material”, Appl. Phys. Lett. 91, 181909 (2007).

C. Dotzler, G. V. M. Williams, U. Rieser, and A. Edgar, “Optically Stimulated Luminescence of NaMgF₃:Eu²⁺”, Appl. Phys. Lett. 91, 121910 (2007).

G. V. M. Williams, C. Dotzler, A. Edgar, and S. G. Raymond, “Ultra-violet Induced Absorption and Bragg Grating Inscription in RbCdF₃:Mn²⁺”, J. Appl. Phys. 102, 113106 (2007).

C. Dotzler, G. V. M. Williams, U. Rieser, and A. Edgar, “Impurity-doped Fluoroperovskites for Ionizing Radiation and Solar UV”, Proceedings of the International Conference on Materials for Advanced Technologies, Singapore, 1-6 July 2007.

G. V. M. Williams, A. Bittar, C. Dotzler, A. Beaudin, C. Varoy, C. Dunford, “Glass-Ceramics and Epoxy-Composites for Radiation Imaging”, Radiation Measurements 42, 899 (2007).

C. Dotzler, G. V. M. Williams, A. Edgar, and G. A. Appleby, "Dosimetric Properties of RbCdF₃:Mn²⁺", Radiation Measurements 42, 586 (2007).

C. J. Dotzler, G. V. M. Williams, A. Edgar, "Thermoluminescence, photoluminescence and optically stimulated luminescence properties of x-ray irradiated RbMgF₃:Mn²⁺", Phys. Stat. Sol. (c) 4, 992 (2007).

2006

C. J. Dotzler, G. V. M. Williams, A. Edgar, "Radiation-Induced Changes in the optical properties of Manganese doped Fluoroperovskites", Proceedings of the Australian Institute of Physics 17^th National Congress 2006 – Brisbane, 3-8 December 2006 (ISBN 0-9598064-7-4).

G. V. M. Williams, A. Edgar and G. A. Appleby, "Glass-Ceramic X-Ray and Thermal Neutron Imaging Plates", Proceedings of the 12th Asia Pacific Conference on Non-Destructive Testing, Auckland, New Zealand, 5-11 November, 2006. (The e-Journal of Nondestructive Testing, Jan 2007, vol 12, No. 1, http://www.ndt.net/).

A. Edgar, G.V.M. Williams, R.Tilley, and J. Hamelin, “Optical Scattering in Glass Ceramics”, Current Applied Physics 6, 355 (2006).

G. A. Appleby A. Edgar, G. V. M. Williams, and P. Vontobel, “Structure and neutron imaging characteristics of lithium borate - barium chloride glasses and glass-ceramics”, Nucl. Inst. Meth. A 564, 1 (2006) 424-430.

A. Edgar, G.V.M. Williams, S. Schweizer, J.-M. Spaeth, “Spatial Resolution of a Glass-Ceramic X-ray Storage Phosphor”, Current Applied Physics 6, 399 (2006).

C. Dotzler, G. V. M. Williams, A. Edgar, S. Schweizer, B. Henke, M. Speath, A. Bittar, J. Hamlin, and C. Dunford, “The Effect of X-Ray and UV Radiation on the Optical Properties of RbCdF₃:Mn²⁺”, J. Appl. Phys. 100, 033102 (2006).

G. V. M. Williams, S. Schweizer, B. Henke, A. Edgar, and C. Dunford, “X-ray and UV Induced Photoluminescence from RbCdF₃:Mn²⁺”, Current Applied Physics 6, 351 (2006).

G. A. Appleby, C. M. Bartle, G. V. M. Williams, A. Edgar, “Lithium Borate Glass Ceramics as Thermal Neutron Imaging Plates”, Current Applied Physics 6, 389 (2006).

G. Appleby, A. Edgar, G. V. M. Williams, and A. J. J. Bos, “Photostimulated luminescence from BaCl₂:Eu²⁺nanocrystals in lithium borate glasses following neutron irradiation”, Appl. Phys. Lett. 89, 101902 (2006).

2005

S. Schweizer, M. Secu, J.-M. Spaeth, A. Edgar, G.V.M. Williams, “Photostimulable Defects in Nano-Crystallites in Fluorozirconate Glasses”, Physica Status Solidi c 202, 243 (2005).

J. Selling, S. Schweizer, J.-M. Spaeth, G. Corradi, A. Edgar, G.V.M. Williams, “Radiation Defects in Ce-Doped BaCl2and Fluorochlorozirconate Glass-Ceramic X-Ray Storage Phosphors”, Physica Status Solidi c 202, 592 (2005).

S. Schweizer, L. W. Hobbs, M. Secu, J. M. Spaeth, A. Edgar, G. V. M. Williams, and J. Hamlin, “Photostimulated Luminescence from Fluorochlorozirconate Glass-Ceramics and the Effect of Crystallite Size”, J. Appl. Phys. 97, 83522 (2005).

2004

A. Edgar, G. V. M. Williams and G. Appleby, “Photoluminescence and Photostimulated Luminescence from Europium-Doped Rubidium Barium Bromide in Flurozirconate Glass Ceramics”, J. Luminescence 108, 19 (2004).

A. Edgar, G. V. M Williams, M. Secu, S. Schweizer, and J. M. Spaeth, “Optical Properties of a High-Efficiency Glass-Ceramic X-Ray Storage Phosphor”, Radiation Measurements 38, 413, (2004).

M. Secu, S. Schweizer, U. Rogulis, J. M. Spaeth, A. Edgar and G. V. M Williams, “Radiation Defects in X-ray Storage Phosphor Fluorobromozirconate Glass-Ceramics Activated with Cerium Ions”, Radiation Measurements 38, 739 (2004).

S. Schweizer, M. Secu, J.M. Spaeth, L. W. Hobbs, A. Edgar and G.V.M Williams, “New Developments in X-Ray Storage Phosphors”, Radiation Measurements 38, 633 (2004).

2003

M. Secu, S. Schweizer, J. M. Spaeth, A. Edgar, G. V. M. Williams and U. Rieser, “Photostimulated Luminescence in a Fluorobromozirconate Glass-Ceramic X-ray Storage Phosphor”, J. Phys.: Condensed Matter 15, 1097 (2003).

A. Edgar, G. V. M. Williams, K. Perla, M. Secu, S. Schweizer, J. M. Spaeth, J. Hu, P. J. Newman and D. R. MacFarlane, “A New Fluorozirconate Glass-Ceramic X-ray Storage Phosphor”, J. Non-Crystal. Solids 326 & 327, 489 (2003).

S. Schweizer, L. W. Hobbs, M. Secu, J. M. Spaeth, A. Edgar and G. V. M. Williams, “Photostimulated Luminescence in Eu-doped Fluorochlorozirconate Glass Ceramics”, Appl. Phys. Lett. 83, 449 (2003).

2002

S. Schweizer, M. Secu, J. M. Spaeth, A. Edgar and G. V. M. Williams, “Development of New X-ray Storage Phosphors”, Radiation Effects and Defects in Solids 157, 895 (2002).

G. V. M. Williams, A. Edgar, J. M. Spaeth, S. Schweizer, M. Secu and U. Rieser, “Glass-Ceramic Based X-ray Storage Phosphors”, Proceedings of the AIP 15th Biennial Congress 2002 (ISBN- 0-9598064-4-X), pp286.

Conference presentations

J. J. Schuyt and G. V. M. Williams, "Optical dosimetry using doped NaMgF₃: Optically stimulated luminescence, radioluminescence, and radiophotoluminescence", 15–17 April 2019, Christchurch, New Zealand.

Joseph J. Schuyt and Grant V.M. Williams, "2D dosimetry using the luminescence of doped fluoroperovskites", AMN9, 10-14 February 2019, Te Papa, Wellington, New Zealand.

Joseph J. Schuyt and Grant V. M. Williams, "Radio-photoluminescence and optically stimulated luminescence in NaMgF₃:Sm and NaMgF₃:Mn suitable for novel optics-based dosimeters”, 23rd AIP Congress", December 9, 2018 - December 13, 2018, the University of Western Australia.

Joseph J. Schuyt, Grant V. M. Williams, "Radiation Induced Changes in the Luminescent Properties of Mn and Sm Doped NaMgF₃ for Non-destructive Radiation Dosimeter Readout", The 2018 Europhysical Conference on Defects in Insulating Materials (EURODIM 2018), 8-13 July 2018, University of Bydgoszcz, Poland.