Dr Graham S McDonald

Reader

Office Times

“Please contact me via email for an appointment”

Biography

Key Research Roles

October 2009 – Present: Head of Materials & Physics Research Centre

October 2005 – August 2009: Director of Centre for Theory & Modelling (1 of 3 centres of the Institute for Materials Research)

History

1981-1985 University of Glasgow (BSc Hons), UK
www.gla.ac.uk

1985-1989 University of Strathclyde (PhD), UK
www.strath.ac.uk

1989-1992 University of Strathclyde, UK
www.strath.ac.uk

1992-1993 Free University of Brussels, Belgium
www.ulb.ac.be

1993-1997 Imperial College London, UK
www3.imperial.ac.uk

1997-1998 University of Leiden, the Netherlands
www.leiden.edu

1998-1999 Imperial College London, UK
www3.imperial.ac.uk

1999-Present:: University of Salford, UK
www.salford.ac.uk

Teaching

Tutoring

Personal Tutor to all levels, and was First Year Level Head for period 2001-2009.

Courses

Mathematics for Physics (20 credits) – taught to both Physics & Acoustics students

Mathematics and Computing (10 of 20 credits taught)

Pure & Applied Mathematics for Physics (20 credits)

Pure & Applied Mathematics and Computing (20 credits)

Optoelectronics (10 of 20 credits of Electricity, Electronics & Optoelectronics taught)

Mathematical Methods (10 of 20 credits of Mathematical Methods & Applications taught)

Projects

Yr 3 BSc & MPhys Project Supervisor

MPhys Final Year Project Supervisor

MSc & PhD Project Supervisor

Research Interests

MATERIALS SCIENCE - THEORY & MODELLING - PHOTONICS & NONLINEAR SCIENCE:

- PHOTONICS PROPERTIES OF NONLINEAR MATERIALS

eg generic Fractal Pattern Formation discovery in Phys Rev Lett 94 (May 2005) 174101;

eg Relativistic Effects in Non-Relativistic Systems due to Material Effects in Phys Rev Lett 108 (Jan 2012) 034101;

- LASER RESONATOR THEORY, FRACTAL RESONATOR MODES

eg Fractal Laser Modes discovery in Nature 402 (November, 1999) 138, * 32 citations * ;

eg Including related papers, * 69 citations*;

- GENERATION OF ULTRA-BROADBAND MULTI-FREQUENCY LIGHT USING RAMAN-ACTIVE MATERIALS

eg Opt Lett 19 (1994) 1400, IoP Conf Series 140 (1995) 85, Opt Lett 20 (1995) 822, J Phys B 30 (1997) 719, J Mod Opt 45 (1998) 1099, J Opt Soc Am B 17 (2000) 1366 * 47 citations total * ;

- SELF-TRAPPING, OPTICAL COLLAPSE AND NONPARAXIAL EFFECT IN KERR & OTHER MATERIALS

eg first proposal of exact analytical Helmholtz Solitons & this regime of non-paraxiality (see papers below);

- NOVEL MODELLING & COMPUTATIONAL TECHNIQUES (LIGHT & LIGHT-MATERIAL INTERACTIONS)

eg J Mod Opt 40 (1993) 23, IEEE Trans Magnetics 35 (1999) 1558, Opt Commun 192 (2001) 1;

- NON-DIFFRACTION & SELF-IMAGING OF LIGHT

eg first proposal of rotating and spiral self-imaging beams in Opt Commun 123 (1996) 225 * 51 citations * ;

- SPATIAL & TEMPORAL SOLITONS IN NONLINEAR MATERIALS SCIENCE

eg first proposal of spatial solitons as pixels in IT systems in J Mod Opt 37 (1990) 613, and idea developed in J Opt Soc Am B 7 (1990) 1328, J Opt Soc Am B 10 (1993) 1081 * 133 citations total *;

- OPTICAL VORTICES IN NONLINEAR MATERIALS SCIENCE

eg proposal of diffractive optical vortices in passive materials in Opt Commun 94 (1992) 469, & discovery of optical vortex streets & optical vortex rotations & arrays in Opt Commun 95 (1993) 281 * 80 citations total *;

- LASERS & MODE-LOCKING (INCLUDING APPLICATIONS & DESIGNS)

eg Opt Commun 97 (1993) 178, Appl Opt 38 (1999) 6874, J Opt Soc Am B 17 (2000) 524, Opt Commun 193 (2001) 261;

- TRANSVERSE EFFECTS, GENERAL PATTERN FORMATION & COMPLEXITY

eg discovery of hexagonal pattern formation in bistable systems in Phys Rev A 46 (1992) 3609 and developed in Chaos Solitons Fract 4 (1994) 132 * 130 citations total *

eg beam/symmetry efects, other studies in non-laser & non-optical systems

- TEACHING & LEARNING RESEARCH & DEVELOPMENT - PARTICULARLY MATHEMATICS

eg see software outputs below (my website portal supports between * 1 million to 2 million downloads per year *)

Qualifications and Memberships

BSc (University of Glasgow, 1985)

PhD (University of Strathclyde, 1989)

Institute of Physics (membership since 1985)

Publications

240. JM Christian, GS McDonald, TF Hodgkinson and P Chamorro-Posada, Wave envelopes with second-order spatiotemporal dispersion. I. Bright Kerr solitons and cnoidal waves, PHYSICAL REVIEW A, v86, iss 2, art no 023838, 2012

239. JM Christian, GS McDonald, TF Hodgkinson and P Chamorro-Posada, Wave envelopes with second-order spatiotemporal dispersion. II. Modulational instabilities and dark Kerr solitons, PHYSICAL REVIEW A, v86, iss 2, art no 023839, 2012

238. P Chamorro-Posada and GS McDonald, Time domain analysis of Helmholtz soliton propagation Using the TLM method, JOURNAL OF NONLINEAR OPTICAL PHYSICS AND MATERIALS, v21, no 3, art no 1250031, 2012

237. JM Christian, EA McCoy, GS McDonald, J Sanchez-Curto and P Chamorro-Posada, Helmholtz bright spatial solitons and surface waves at power-law optical interfaces, JOURNAL OF ATOMIC, MOLECULAR AND OPTICAL PHYSICS, v2012, art no 137967, 2012

236. JG Huang, JM Christian and GS McDonald, Spontaneous spatial fractal pattern formation in absorptive systems, JOURNAL OF NONLINEAR OPTICAL PHYSICS AND MATERIALS, v21, No. 2, art no 1250018, 2012

235. GS McDonald, JM Christian, JG Huang, TM Walsh and C Bostock, Spontaneous spatial fractal patterns in simple linear and nonlinear optical cavities, European Optical Society Annual Meeting, EOSAM 2012, Aberdeen, UK, 25-28 Sept, 2012

234. JM Christian, GS McDonald, EA McCoy, J Sanchez-Curto and P Chamorro-Posada, Nonparaxial refraction laws in optics: from non-Kerr interfaces to waveguide arrays, European Optical Society Annual Meeting, EOSAM 2012, Aberdeen, UK, 25-28 Sept, 2012

233. MJ Lundie, JM Christian, GS McDonald and P Chamorro-Posada, Helmholtz dark spatial optical solitons for a defocusing saturable nonlinearity, European Optical Society Annual Meeting, EOSAM 2012, Aberdeen, UK, 25-28 Sept, 2012

232. R Cowey, G Lancaster, JM Christian and GS McDonald, Spatial dispersion and spatiotemporal solitons in cubic-quintic optical waveguides, European Optical Society Annual Meeting, EOSAM 2012, Aberdeen, UK, 25-28 Sept, 2012

231. C Bostock, JM Christian and GS McDonald, Two-colour spatial optical solitons: new stability analyses for off-axis propagation, National Photonics Conference, Photon 12, Durham, UK, 3-6 Sept, 2012

230. EA McCoy, JM Christian, GS McDonald, J Sanchez-Curto and P Chamorro-Posada, Nonparaxial refraction laws for spatial solitons at cubic-quintic material interfaces, National Photonics Conference, Photon 12, Durham, UK, 3-6 Sept, 2012

229. JM Christian, EA McCoy, GS McDonald, J Sanchez-Curto and P Chamorro-Posada, Helmholtz spatial solitons and oblique propagation in coupled-waveguide arrays, National Photonics Conference, Photon 12, Durham, UK, 3-6 Sept, 2012

228. MJ Lundie, JM Christian, GS McDonald and P Chamorro-Posada, Helmholtz dark spatial solitons in waveguides with defocusing saturable materials, National Photonics Conference, Photon 12, Durham, UK, 3-6 Sept, 2012

227. EA McCoy, JM Christian and GS McDonald, Nonparaxial refraction and giant Goos-Hanchen shifts at nonlinear optical interfaces, Second Annual Student Conference on Complexity Science, Oxstalls Campus, University of Gloucestershire, Gloucester, UK, 9-12 Aug, 2012

226. C Bostock, JM Christian and GS McDonald, Instabilities and Helmholtz vector solitons in nonlinearly-coupled optical systems, Second Annual Student Conference on Complexity Science, Oxstalls Campus, University of Gloucestershire, Gloucester, UK, 9-12 Aug, 2012

225. EA McCoy, JM Christian and GS McDonald, Propagation properties of Helmholtz power-law nonlinear surface waves, Second Annual Student Conference on Complexity Science, Oxstalls Campus, University of Gloucestershire, Gloucester, UK, 9-12 Aug, 2012

224. EA McCoy, JM Christian & GS McDonald, Spatial solitons at interfaces: nonparaxial refraction & giant Goos-Hanchen shifts, Science & Technology College Research Showcase Day, University of Salford, UK, 20 June, 2012

223. C Bostock, JM Christian & GS McDonald, Vector spatial solitons: off-axis nonparaxiality in coupled Helmholtz equations, Science & Technology College Research Showcase Day, University of Salford, UK, 20 June, 2012

222. TM Walsh, GS McDonald & JM Christian, Helmholtz spatial solitons: towards a theory of ultranarrow optical beams, Science & Technology College Research Showcase Day, University of Salford, UK, 20 June, 2012

221. MJ Lundie, GS McDonald & JM Christian, Helmholtz dark solitons: oblique propagation, saturable materials & bistability, Science & Technology College Research Showcase Day, University of Salford, UK, 20 June, 2012

220. JM Christian, GS McDonald, & JG Huang, Instabilities & boundary conditions: fractal mode patterns in kaleidoscope lasers, Science & Technology College Research Showcase Day, University of Salford, UK, 20 June, 2012

219. GS McDonald, JM Christian, TF Hodgkinson, R Cowey, & G Lancaster, Spatiotemporal pulse propagation: connections to special relativity theory, Science & Technology College Research Showcase Day, University of Salford, UK, 20 June, 2012

218. C Bostock, JM Christian and GS McDonald, Stability of two-colour spatial solitons in Helmholtz vector beam models, SPARC 12 conference, University of Salford, UK, 30-31 May, 2012

217. EA McCoy, JM Christian and GS McDonald, Arbitrary-angle interaction of spatial solitons with layered photonic structures, SPARC 12 conference, University of Salford, UK, 30-31 May, 2012

216. P Chamorro-Posada, D Novoa, H Michinel, J Sanchez-Curto, FJ Diaz-Otero and GS McDonald, Boosting Soliton Propagation with Graphics Processing Units, Nonlinear Guided Waves VI, University of Santiago de Compostela, Santiago de Compostela, Spain, 7-9 May, 2012

215. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Helmholtz bright and black soliton splitting at nonlinear interfaces, PHYSICAL REVIEW A v85, Iss. 1, Art. No. 013836, 2012

214. JM Christian, GS McDonald, TF Hodgkinson and P Chamorro-Posada, Spatiotemporal Dispersion and Wave Envelopes with Relativistic and Pseudo-Relativistic Characteristics, PHYSICAL REVIEW LETTERS v108 no 3, Art. No. 034101, 2012

213. EA McCoy, JM Christian and GS McDonald, Nonlinear wave phenomena at optical boundaries: spatial soliton refraction, Proceedings of the 2nd CSE Postgraduate Research Doctoral School Conference, University of Salford, UK, ISBN: 978-1-907842-23-8, 33-35, 2011

212. C Bostock, JM Christian and GS McDonald, Two-colour optical fields: modulational instabilities and vector spatial solitons, Proceedings of the 2nd CSE Postgraduate Research Doctoral School Conference, University of Salford, UK, ISBN: 978-1-907842-23-8, 36-38, 2011

211. P Chamorro-Posada, J Sanchez-Curto and GS McDonald, Numerical investigations on nonlinear nonparaxial beam propagation using graphics processing units, EIEC 2011, 8th Iberian Meeting on Computational Electromagnetics, 2-4 Nov, Sesimbra, Lisbon, Portugal, 2011

210. GS McDonald and JM Christian, Complexity in Science & Society: Hands-on Video Feedback Demonstrations, Manchester Science Festival, Salford scifest, University of Salford, 26 Oct 2011

209. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Giant Goos-Hanchen shifts and radiation-induced trapping of Helmholtz solitons at nonlinear interfaces, OPTICS LETTERS v36, No. 18, 3605-3607, 2011

208. GS McDonald, JM Christian, TM Walsh and JG Huang, Optical Fractals - Characterization, Cavities, Coherence and Connections, 11th International Conference on Laser and Fiber Optics Networks Modeling, LFNM'2011, Kharkov, Ukraine, 5-8 Sept, 2011 [Invited Plenary Paper]

207. C Bostock, JM Christian and GS McDonald, Spatial solitons and instabilities in two-colour Helmholtz light fields, First Annual Student Conference on Complexity Science, Winchester University, UK, 4-7 Aug, 2011

206. EA McCoy, JM Christian and GS McDonald, Scattering of Helmholtz spatial optical solitons at material interfaces, First Annual Student Conference on Complexity Science, Winchester University, UK, 4-7 Aug, 2011

205. MJ Lundie, G Lancaster, TF Hodgkinson, JM Christian, GS McDonald and P Chamorro-Posada, Pulses with Relativistic and Pseudo-Relativistic Aspirations, Waves 2011 - 10th International Conference on Mathematical and Numerical Aspects of Waves, 25-29 July, Vancouver, Canada, 2011

204. JM Christian, GS McDonald, C Bostock, EA McCoy, J Sanchez-Curto and P Chamorro-Posada, A Universal Nonparaxial Refraction Law for Spatial Solitons, Waves 2011 - 10th International Conference on Mathematical and Numerical Aspects of Waves, 25-29 July, Vancouver, Canada, 2011

203. GS McDonald, JM Christian, AS Heyes, NGI Millington, TM Walsh and JG Huang, Complexity & Fractality in Simple Optical Systems, Waves 2011 - 10th International Conference on Mathematical and Numerical Aspects of Waves, 25-29 July, Vancouver, Canada, 2011

202. P Chamorro-Posada, J Sanchez-Curto, JC Garcia-Escartin, FJ Diaz-Otero, P Martin-Ramos, J Martin-Gil, LM Navas-Gracia, FJ Fraile-Pelaez, GS McDonald and JM Christian, Research on Nonlinear and Quantum Optics at the Photonics and Quantum Information Group of the University of Valladolid, OPTICA PURA Y APLICADA, v44, Iss. No. 2, June, 211-217, 2011

201. JM Christian, GS McDonald, MJ Lundie and G Lancaster, Relativistic & Pseudo-relativistic Connections in Optical Pulse Propagation, College Research Showcase Day, University of Salford, 16 June, UK, 2011

200. C Bostock, JM Christian and GS McDonald, Propagation and Stability of Two-colour Spatial Optical Solitons, College Research Showcase Day, University of Salford, 16 June, UK, 2011

199. EA McCoy, JM Christian and GS McDonald, Arbitrary-angle Scattering of Spatial Solitons from Dielectric Optical Interfaces, College Research Showcase Day, University of Salford, 16 June, UK, 2011

198. GS McDonald, JM Christian and JG Huang, The Role of Boundary Conditions in Kaleidoscope Laser Modes, College Research Showcase Day, University of Salford, 16 June, UK, 2011

197. CS Rose, GS McDonald and JM Christian, Cavity-enhanced Broadband Light Generation, College Research Showcase Day, University of Salford, 16 June, UK, 2011

196. EA McCoy, JM Christian and GS McDonald, Spatial Soliton Refraction at Cubic-Quintic Material Interfaces, SPARC 11 conference, University of Salford, UK, 08-09 June 2011

195. C Bostock, JM Christian and GS McDonald, Families of Two-Colour Helmholtz Spatial Solitons, SPARC 11 conference, University of Salford, UK, 08-09 June 2011

194. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Black and gray Helmholtz Kerr soliton refraction, PHYSICAL REVIEW A v83, Issue 1, Art. No. 013828, 2011

193. GS McDonald, JM Christian, AS Heyes, NGI Millington, TM Walsh and JG Huang, Spontaneous Spatial Fractals: Universal Contexts and Applications, CLEO Europe - EQEC 2011, 22-26 May, Munich, Germany, 2011

192. G Lancaster, MJ Lundie, TF Hodgkinson, JM Christian and GS McDonald, Universality in Relativistic Aspirations of Helmholtz Soliton Pulses, CLEO Europe - EQEC 2011, 22-26 May, Munich, Germany, 2011

191. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Total Non-refraction Angle at Kerr Defocusing Interfaces, QUONLOP 2011, Meeting of the Quantum Optics and Nonlinear Optics Committee of SEDOPTICA, University of Valladolid, Spain, 10-11 Feb, 2011

190. CS Rose, JM Christian and GS McDonald, A potential new light source for nuclear fusion, 1st CSE Doctoral School Postgraduate Research Conference, University of Salford, 17 Nov 2010

189. C Bostock, JM Christian and GS McDonald, A Helmholtz model for two-colour nonlinear light beams, 1st CSE Doctoral School Postgraduate Research Conference, University of Salford, 17 Nov 2010

188. EA McCoy, JM Christian, GS McDonald, J Sanchez-Curto and P Chamorro-Posada, Refraction law for self-collimated light beams at material interfaces, 1st CSE Doctoral School Postgraduate Research Conference, University of Salford, 17 Nov 2010

187. GS McDonald, Illustrating Complexity in Science & Society within the Video Feedback Laboratory, Manchester Science Festival, University of Salford - SEE Salford Science, 26 Oct & 28 Oct 2010

186. GS McDonald, JM Christian and TF Hodgkinson, Optical soliton pulses with relativistic characteristics, IEEE Abstract, 5th International Conference on Advanced Optoelectronics & Lasers, CAOL 2010, Sevastopol, Crimea, Ukraine, 10-14 Sept 2010 [ Invited Conference Paper ]

185. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Refraction of grey solitons at defocusing Kerr interfaces, IEEE Abstract, 5th International Conference on Advanced Optoelectronics & Lasers, CAOL 2010, Sevastopol, Crimea, Ukraine, 10-14 Sept 2010

184. JM Christian, GS McDonald, AS Heyes and JG Huang, Kaleidoscope laser properties and new optical fractal contexts, IEEE Abstract, 5th International Conference on Advanced Optoelectronics & Lasers, CAOL 2010, Sevastopol, Crimea, Ukraine, 10-14 Sept 2010

183. JM Christian, J Sanchez-Curto, P Chamorro-Posada, GS McDonald and EA McCoy, Refraction of power-law spatial solitons - the Helmholtz-Snell law, IEEE Abstract, 5th International Conference on Advanced Optoelectronics & Lasers, CAOL 2010, Sevastopol, Crimea, Ukraine, 10-14 Sept 2010

182. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Black and grey soliton refraction at interfaces, National Photonics Conference, Photon 10, Southampton, UK, 23-26 Aug 2010

181. CS Rose, GS McDonald and JM Christian, Novel cavity effects in ultra-broadband multiline Raman generation, National Photonics Conference, Photon 10, Southampton, UK, 23-26 Aug 2010

180. JM Christian, GS McDonald, AS Heyes and JG Huang, Fractal laser sources: new analyses, results and contexts, National Photonics Conference, Photon 10, Southampton, UK, 23-26 Aug 2010

179. JM Christian, GS McDonald, TF Hodgkinson and P Chamorro-Posada, Optical pulses with spatial dispersion - exact solitons & relativity, National Photonics Conference, Photon 10, Southampton, UK, 23-26 Aug 2010

178. J Sanchez-Curto, P Chamorro-Posada, JM Christian, GS McDonald and EA McCoy, Universal Snell's law & bright spatial soliton refraction, National Photonics Conference, Photon 10, Southampton, UK, 23-26 Aug 2010

177. JM Christian, GS McDonald and P Chamorro-Posada, Bistable dark solitons of a cubic-quintic Helmholtz equation, PHYSICAL REVIEW A v81, Art. No. 053831, 2010.

176. JM Christian, GS McDonald and P Chamorro-Posada, Helmholtz solitons in optical materials with a dual power-law refractive index, JOURNAL OF NONLINEAR OPTICAL PHYSICS & MATERIALS v19, Iss 3, 389-405, 2010.

175. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Dark solitons at nonlinear interfaces, OPTICS LETTERS v35, p1347, 2010

174. JM Christian, GS McDonald, J Sanchez-Curto and P Chamorro-Posada, Snell's Law for Nonlinear Beams, SEE Celebration of Research, meeting abstract & presentation, University of Salford, UK, 30 June 2010

173. GS McDonald, JM Christian and TF Hodgkinson, Relativistic Effects in Non-Relativistic Systems, SEE Celebration of Research, meeting abstract & presentation, University of Salford, UK, 30 June 2010

172. CS Rose, GS McDonald and JM Christian, White Light Lasers, SEE Celebration of Research, meeting abstract & presentation, University of Salford, UK, 30 June 2010

171. GS McDonald, Why complexity in Nature leads to many careers for physicists, KS4 Physics and Science Teachers' Conference, Manchester Metropolitan University, UK, 24 June 2010

170. JM Christian, TF Hodgkinson, GS McDonald and P Chamorro-Posada, Helmholtz pulse propagation & spatially-dispersive light, Optical Society of America entry, Nonlinear Photonics, Conference Proceedings Paper, Karlsruhe, Germany, 21-24 June 2010

169. JM Christian, GS McDonald and JG Huang, Kaleidoscope lasers - complexity in simple optical systems, Optical Society of America entry, Nonlinear Photonics, Conference Proceedings Paper, Karlsruhe, Germany, 21-24 June 2010

168. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Helmhotz Dark Solitons at Nonlinear Defocusing Interfaces, Optical Society of America entry, Nonlinear Photonics, Conference Proceedings Paper, Karlsruhe, Germany, 21-24 June 2010

167. CS Rose, GS McDonald and JM Christian, Novel White Light Lasers, SPARC 10 conference, University of Salford, UK, 10-11 June 2010

166. JM Christian, GS McDonald, P Chamorro-Posada, Helmholtz algebraic solitons, J PHYS A: MATH & THEOR, v43, art no 085212, 2010

165. JM Christian, GS McDonald, P Chamorro-Posada, Bistable Helmholtz bright solitons in saturable materials, J OPT SOC AM B, v26, p2323, 2009

164. GS McDonald and JM Christian, Illustrating Complexity in Science & Society within the Video Feedback Laboratory, Manchester Science Festival, University of Salford - Salford University Science Trail, 29 Oct 2010

163. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Nonlinear interfaces: intrinsically nonparaxial regimes and effects, J OPT A: PURE & APPL OPT, v11, art no 054015, 2009

162. TJ Ashcroft, JM Christian, GS McDonald and JG Huang, Kaleidoscope lasers - complexity in simple optical systems, SPARC 09 conference, University of Salford, 7th-8th May, 2009

161. GS McDonald, JM Christian and JG Huang, Wide class of new fractal light sources, Intern Conf on Adv Optoelectronics & Lasers, Alushta, Crimea, Ukraine, Oct, 2008 [ Plenary Lecture ]

160. P Chamorro-Posada, J Sanchez-Curto, VE Grikurov, GS McDonald and JM Christian, Helmholtz solitons: Maxwell's equations, interfaces, bistability and counterpropagation, Proceedings of Days on Diffraction, St. Petersburg, Russia, 2008

159. GS McDonald, Joule Physics Laboratory - Video Feedback Laboratory, Salford Science Spotlight prog 3 part 1, University of Salford, YouTube, 2008

158. GS McDonald, JM Christian and JG Huang, Wide class of new fractal light sources, Intern Conf on Adv Optoelectronics & Lasers, Alushta, Crimea, Ukraine, Sept, 2008 [ Invited Conference Paper ]

157. JG Huang, JM Christian, GS McDonald and P Chamorro-Posada, Turing instability: a universal route to spontaneous spatial fractals, European Optical Society Annual Meeting, Paris, France, 29 Sept - 02 Oct, 2008

156. JM Christian, GS McDonald and P Chamorro-Posada, Helmholtz solitons: fresh perspectives and new angles in photonics, Nat Phot Conf, Photon 08, Edinburgh, UK, Aug, 2008

155. GS McDonald and JM Christian, Spontaneous self-synchronization mechanism for attosecond pulses, Nat Phot Conf, Photon 08, Edinburgh, UK, Aug, 2008

154. JG Huang, JM Christian, GS McDonald, and P Chamorro-Posada, Turing instability: a universal route to spontaneous fractal patterns, Nat Phot Conf, Photon 08, Edinburgh, UK, Aug, 2008

153. J Sanchez-Curto, P Chamorro-Posada and GS McDonald, Nonlinear interfaces: intrinsically nonparaxial regimes and effects, Nat Phot Conf, Photon 08, Edinburgh, UK, Aug, 2008

152. P Chamorro-Posada and GS McDonald, TLM modeling of Helmholtz soliton propagation, Nat Phot Conf, Photon 08, Edinburgh, UK, Aug, 2008

151. P Chamorro-Posada, J Sanchez-Curto, GS McDonald and JM Christian, Soliton solutions of the nonlinear Helmholtz equation: propagation properties, interface effects and new families of exact solutions, Annual International Conference "Days on Diffraction" 2008, St. Petersburg, Russia, June 3-6, 2008

150. JM Christian, GS McDonald, P Chamorro-Posada, RJ Potton, (2007), Helmholtz Solitons in Power-Law Optical Materials , PHYSICAL REVIEW A 76, Art no 033834 (2007)

149. JM Christian, GS McDonald, P Chamorro-Posada, (2007), Bistable Helmholtz solitons in cubic-quintic materials , PHYSICAL REVIEW A 76, Art no 033833 (2007)

148. P Chamorro-Posada, J Sanchez-Curto, JM Christian, GS McDonald, (2007), Helmholtz Solitons: Maxwell equations, interface geometries and vector regimes, PROCEEDINGS SPIE (accepted for publication) 2007

147. JG Huang, JM Christian, GS McDonald, P Chamorro-Posada, J Jahanpanah, (2007), From Turing instability to fractals , Nonlinear Photonics, Conference Proceedings Paper NThA7, Quebec City, Canada, Sept 2007

146. JM Christian, GS McDonald, J Sanchez-Curto, P Chamorro-Posada, (2007), Helmholtz Solitons: A New Angle in Nonlinear Optics, Nonlinear Photonics, Conference Proceedings Paper JMD31, Quebec City, Canada, Sept 2007

145. JM Christian, GS McDonald, P Chamorro-Posada, (2007), Note on Helmholtz Bright and Boundary Solitons, J PHYS A: MATH & THEOR v40, p8601, 2007

144. J Sanchez-Curto, P Chamorro-Posada, GS McDonald, (2007), Snell's law for bright and dark Kerr solitons, CLEO/Intern Quant Electr Conf (IQEC), Munich, Germany, June, 2007

143. P Chamorro-Posada, J Sanchez-Curto, GS McDonald, JM Christian, (2007), Helmholtz Solitons: a new angle in nonlinear science , Nonlinear Evolution Equations & Dynamical Systems, L'Ametlla de Mar, Spain, June 15-24, 2007

142. J Sanchez-Curto, P Chamorro-Posada, GS McDonald, (2007), Helmholtz Solitons at Nonlinear Interfaces , OPTICS LETTERS, v32, p1126, 2007

141. JM Christian, GS McDonald, P Chamorro-Posada, (2007), Helmholtz Bright and Boundary Solitons , J PHYS A: MATH & THEOR v40, p1545, 2007

140. JM Christian, GS McDonald, P Chamorro-Posada, (2006), Korteweg-de Vries Description of Helmholtz-Kerr Dark Solitons , JOURNAL OF PHYSICS A: MATHEMATICAL AND GENERAL v39, 15355, 2006.

139. P Chamorro-Posada, GS McDonald, (2006), Spatial Kerr soliton collisions at arbitrary angles , PHYSICAL REVIEW E v74, Art no 036609, 2006.

138. JM Christian, GS McDonald, P Chamorro-Posada, (2006), Helmholtz-Manakov Solitons , PHYSICAL REVIEW E v74, 066612, 2006.

137. JG Huang, JM Christian, GS McDonald, (2006), Fresnel diffraction and fractal patterns from polygonal apertures , JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A v23, p2768, 2006.

136. GS McDonald, (2006), Complexity: a Physics of Everything [ Abstract ] , King's College London, Nov, 2006 [Invited].

135. GS McDonald, JG Huang, JM Christian, SC Benbow, P Chamorro-Posada, J Sanchez-Curto, (2006), New horizons in non-linear optics: Helmholtz solitons, spatial fractals and attosecond pulses [ Session Contribution ], Photon06 Proceedings, Manchester, Sept 2006 [ Invited ].

134. GS McDonald (2006), Photonics in the Institute for Materials Research [ IMR Session Flier ] , Photon06, Manchester, Sept, 2006 [ Invited ].

133. J Sanchez-Curto, GS McDonald, P Chamorro-Posada, (2006), Helmholtz Solitons at Nonlinear Interfaces , Photon06, Manchester, Sept, 2006 [ Postdeadline Paper ] .

132. GS McDonald, (2006), Vectors - Scalar Product (Online PPLATO Tutorial) , HEFCE-Funded FDTL4 Project Number 159/02.

131. GS McDonald, (2006), Vectors - Vector Product (Online PPLATO Tutorial) , HEFCE-Funded FDTL4 Project Number 159/02.

130. GS McDonald, S Dalla, (2006), Integration - Substitution f(ax+b) (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

129. GS McDonald, S Dalla, (2006), Integration - Substitution [ 1/f(x) ] . f'(x) (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

128. GS McDonald, S Dalla, (2006), Integration - Substitution [ f(x) ]^n . f'(x) (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

127. GS McDonald, S Dalla, (2006), Integration - Algebraic Fractions (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

126. GS McDonald, S Dalla, (2006), Integration - Trigonometric Identities (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

125. GS McDonald, (2006), Integration - Integration by Parts (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

124. GS McDonald, (2006), ODE's (1st Order) - Direct Integration (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

123. GS McDonald, (2006), ODE's (1st Order) - Separation of Variables (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

122. GS McDonald, (2006), ODE's (1st Order) - Homogeneous Functions (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

121. GS McDonald, (2006), ODE's (1st Order) - Integrating Factor Method (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

120. GS McDonald, (2006), ODE's (1st Order) - Bernoulli Equations (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

119. GS McDonald, (2006), ODE's (1st Order) - Exact Equations (Online PPLATO Tutorial) , HEFCE-Funded FDTL4 Project Number 159/02.

118. GS McDonald, (2006), ODE's (2nd Order) - Homogeneous (Online PPLATO Tutorial) , HEFCE-Funded FDTL4 Project Number 159/02.

117. GS McDonald, (2006), ODE's (2nd Order) - Inhomogeneous (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

116. GS McDonald, (2006), Series - Power Series (Online PPLATO Tutorial) , HEFCE-Funded FDTL4 Project Number 159/02.

115. GS McDonald, (2006), Series - Fourier Series (Online PPLATO Tutorial), HEFCE-Funded FDTL4 Project Number 159/02.

114. JM Christian, D Tsiklauri, GS McDonald, (2006), Peristaltic Wave Propagation in Compressible Maxwell Fluids with Boundary Slip , Condensed Matter and Materials Physics (CMMP06), Exeter, 19-21 April, 2006

113. JM Christian, D Tsiklauri, GS McDonald, (2006), Peristalsis and Boundary Slip in Maxwell Fluids , Materials Congress (IOM3), London, UK, 5-7 April 2006

112. J Sanchez-Curto, P Chamorro-Posada, GS McDonald, (2005), Propagation of Helmholtz Solitons at Nonlinear Interfaces, Conference on Lasers and Electro-Optics (CLEO/QELS 2005) , May 22-27, Baltimore, USA.

111. P Chamorro-Posada, J Sanchez-Curto, JM Christian, GS McDonald, (2005), From Maxwell's Equations to New Families of Helmholtz Solitons , Intern Conf on Adv Optoelectr And Lasers, Alushta, Crimea, Ukraine, Sept, v2, p108-122, 2005 [ Invited ]

110. P Chamorro-Posada, J Sanchez-Curto, JM Christian, GS McDonald, (2005), From Maxwell's Equations to Helmholtz Solitons , Nonlinear Guided Waves & Their Applications, Dresden, Germany, Sept, 2005

109. J Sanchez-Curto, P Chamorro-Posada, GS McDonald, (2005), Helmholtz Solitons at Nonlinear Interfaces, CLEO/Europ Quant Electr Conf (EQEC), Munich, Germany, June, 2005

108. JM Christian, GS McDonald, P Chamorro-Posada, (2005), Helmholtz Solitons in Non-Kerr Media , CLEO/Europ Quant Electr Conf (EQEC), Munich, Germany, June, 2005

107. JM Christian, GS McDonald, P Chamorro-Posada, (2005), Helmholtz-Manakov Solitons , CLEO/Europ Quant Electr Conf (EQEC), Munich, Germany, June, 2005

106. JG Huang, JM Christian, GS McDonald, (2005), Fresnel Diffraction from Polygonal Apertures , CLEO/Europ Quant Electr Conf (EQEC), Munich, Germany, June, 2005

105. JG Huang, GS McDonald, (2005), Spontaneous Optical Fractal Pattern Formation [Presentation], CLEO/Europ Quant Electr Conf (EQEC), Munich, Germany, June, 2005 [ Post-Deadline Paper ]

104. JG Huang, GS McDonald, (2005), Spontaneous Optical Fractal Pattern Formation [ Publication ] , PHYSICAL REVIEW LETTERS v95, Art No 174101, 2005

103. JM Christian, GS McDonald, (2004), Light Guiding Light Guiding Light: A New Angle, SPARC 2004 Conference, Research & Graduate Collge, University of Salford, Session B3, 2004

102. JG Huang, GS McDonald, (2004),Spontaneous Fractal Spatial Pattern Formation, SPARC 2004 Conference, Research & Graduate Collge, University of Salford, Session B3, 2004

101. GS McDonald, JM Christian, JG Huang, G Laughton, P Chamorro-Posada, J Sanchez-Curto, (2005), Broadband Nonlinear Optics: Fractals, White Light and Multiplexing, New Trends in Nonlinear Optics, Glasgow, UK, Feb 23, 2005

100. JM Christian, GS McDonald, P Chamorro-Posada, (2004), Helmholtz Solitons of Polynomial Nonlinearity , Nat Phot Conf, PHOTON 04, Glasgow, UK, Sept , 2004

99. P Chamorro-Posada, GS McDonald, (2004), Nonlinear Helmholtz Standing Waves and Soliton-Soliton Interactions, Nat Phot Conf, PHOTON 04, Glasgow, UK, Sept, 2004

98. J Sanchez-Curto, P Chamorro-Posada, GS McDonald, (2004), Reflection and Refraction of Helmholtz Solitons at Nonlinear Interfaces , Nat Phot Conf, PHOTON 04, Glasgow, UK, Sept, 2004

97. JG Huang, GS McDonald, (2004), Spontaneous Fractal Spatial Pattern Formation , Nat Phot Conf, PHOTON 04, Glasgow, UK, Sept, 2004

96. JM Christian, GS McDonald, P Chamorro-Posada, (2004), Helmholtz-Manakov Vector Solitons , Nat Phot Conf, PHOTON 04, Glasgow, UK, Sept, 2004

95. P Chamorro-Posada, GS McDonald, (2004), Exact Analytical Helmholtz Bright And Dark Solitons , PROCEEDINGS OF SPIE (SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS) v5582, p154, 2004

94. P Chamorro-Posada, GS McDonald, (2004), Interaction of Kerr Spatial Solitons at Arbitrary Angles , CLEO/Intern Quant Electr Conf, San Francisco, USA, May, 2004

93. P Chamorro-Posada, GS McDonald, (2004), Spatial Soliton Collisions at Arbitrary Angles [ Presentation ] , Nonlinear Guided Waves & Their Applications, Toronto, Canada, Mar, 2004

92. P Chamorro-Posada, GS McDonald, (2003), Exact Analytical Helmholtz Bright And Dark Solitons , LASER AND FIBER-OPTICAL NETWORK MODELING, LFNM, ISBN 0-7803-7709-5, p3-11, 2003

91. P Chamorro-Posada, GS McDonald, (2003), Exact Analytical Helmholtz Bright and Dark Solitons [ Presentation ] , Intern Conf on Adv Optoelectronics & Lasers, Alushta, Crimea, Ukraine, Sept, 2003 [ Invited ]

90. P Chamorro-Posada, GS McDonald, (2003), Helmholtz dark solitons , OPTICS LETTERS v28, p825, 2003

89. P Chamorro-Posada, GS McDonald, GHC New (2002), Nonparaxial Dark Solitons, Nonlinear Guided Waves & Their Applications, Stresa, Italy, Sept, 2002.

88. P Chamorro-Posada, GS McDonald, GHC New (2002), Exact soliton solutions of the nonlinear Helmholtz equation , JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B v19, p1216, 2002

87. G Laughton, GS McDonald, GHC New, (2002), New Analytical Solution and Cavity Effects in Multi-frequency Raman Generation, Quant Electr & Laser Science Conf, California, USA, May, 2002

86. GHC New, MA Yates, JP Woerdman, GS McDonald, (2001), Fractal Modes in Unstable Resonators , Quant Electr & Phot 15, Glasgow, Scotland, UK, Sept, 2001 [ Invited ]

85. G Laughton and GS McDonald, Ultra-broadband multifrequency Raman generation , SPARC 2001 Conference, Research & Graduate College, University of Salford, Session 11, 2001

84. GHC New, MA Yates, JP Woederman, GS McDonald, (2001), Diffractive origin of fractal resonator modes, OPTICS COMMUNICATIONS v193, p261, 2001

83. P Chamorro-Posada, GS McDonald, GHC New, (2001), Non-paraxial beam propagation methods , OPTICS COMMUNICATIONS v192, p1, 2001

82. GS McDonald, GP Karman, GHC New and JP Woerdman, The Kaleidoscope Laser, J Opt Soc Am B 17 (2000) 524.

81. Lasers That Look Like Child's Play, Newsline, Journal of the EPSRC, Issue 15 (2000). Front Cover Article and News Story (of the Research Council journal) Contribution through consultation with the Editor ~50%

80. GS McDonald, GHC New and JP Woerdman, Lasers, Kaleidoscopes and Fractals, Optics and Photonics News (November 2000, two-page article).

79. GS McDonald, GHC New and JP Woerdman, Higher-order Modes of the Kaleidoscope Laser, Quantum Electronics and Laser Science Conference, San Francisco, USA, May 7-12, 2000.

78. GS McDonald, GHC New, GP Karman and JP Woerdman, Higher-Order Fractal Laser Modes, International Quantum Electronics Conference, Nice, France, Sept 10-15, 2000.

77. G Laughton and GS McDonald, Cavity Effects in Multi-frequency Raman Generation, NATO Adv Study Inst on Soliton-Driven Photonics, Swinoujscie, Poland, Sept 23-Oct 4, 2000.

76. P Chamorro-Posada, GS McDonald and GHC New, Propagation Properties of Nonparaxial Spatial Solitons, J Mod Opt 47 (2000) 1877.

75. KS Syed, GS McDonald and GHC New, Transverse Effects in Multifrequency Raman Generation, J Opt Soc Am B 17 (2000) 1366.

74. P Chamorro-Posada, GS McDonald, GHC New and FJ Fraile-Pelaez, Fast Algorithm for Studying the Evolution of Optical Solitons under Perturbations, IEEE Trans Magnetics 35 (1999) 1558.

73. GS McDonald, GHC New and JP Woerdman, Excess Noise in Low Fresnel Number Unstable Resonators (Full-length Article), Opt Commun 164 (1999) 285.

72. GP Karman, GS McDonald, JP Woerdman and GHC New, Excess-Noise Dependence on Intra-Cavity Aperture Shape, Appl Opt 38 (1999) 6874.

71. GS McDonald, GP Karman, JP Woerdman and GHC New, Excess-Noise Dependence on Intra-Cavity Aperture Shape, Quantum Electronics and Laser Science Conference, Baltimore, USA, May 23-28, 1999.

70. KS Syed, GS McDonald and GHC New, Transverse Effects in Multifrequency Raman Generation, Quantum Electronics and Laser Science Conference, Baltimore, USA, May 23-28, 1999.

69. S Chavez-Cerda, K Volke-Sep Iveda, MA Meneses-Nava, GS McDonald, GHC New and JM Hickmann, On the Formation of Bessel Beams, EPS-11: Trends in Physics, London, UK, Sept 6-10, 1999.

68. S Chavez-Cerda, GS McDonald, GHC New and JM Hickmann, Modes of Very High Power Laser Beams in Nonlinear Media, EPS-11: Trends in Physics, London, UK, Sept 6-10, 1999.

67. P Chamorro-Posada, GS McDonald and GHC New, Exact Analytical Nonparaxial Solitons (Invited), Solitons Workshop, Fourteenth National Quantum Electronics Conference, Manchester, UK, Sept 6-9, 1999.

66. GS McDonald, GHC New, GP Karman and JP Woerdman, The Kaleidoscope Laser, Fourteenth National Quantum Electronics Conference, Manchester, UK, Sept 6-9, 1999.

65. KS Syed, GS McDonald and GHC New, The Role of Diffraction in Ultra-Broadband Light Generation, Fourteenth National Quantum Electronics Conference, Manchester, UK, Sept 6-9, 1999.

64. P Chamorro-Posada, GS McDonald, GHC New, J Noon and S Chavez-Cerda, Fundamental Properties of (1+1)D and (2+1)D Nonparaxial Optical Solitons, [ Presentation Extracts: Fermion-Like Solitons, 2D+1 Soliton Space Quantisation ], Fourteenth National Quantum Electronics Conference, Manchester, UK, Sept 6-9, 1999.

63. GS McDonald, GHC New and JP Woerdman, The Two-Dimensional Virtual Source Method, Fourteenth National Quantum Electronics Conference, Manchester, UK, Sept 6-9, 1999.

62. JP Woerdman, GP Karman, GS McDonald and GHC New, Unstable-Cavity Lasers Produce Fractal Mode Patterns (Invited), Second Euroconference on Control of Complex Behaviour in Optical Systems and Applications, Munster, Germany, Oct 7-10, 1999.

61. O Graydon (Science Editor), Fractals discovered in laser modes, Opto & Laser Europe (October 1999). Lead News Story and Front Cover Article. Contribution through consultation with the Editor ~40%

60. GP Karman, GS McDonald, GHC New and JP Woerdman, Fractal Modes in Unstable Resonators, Nature 402 (November, 1999) 138.

59. GS McDonald, Yuk-Ming Chan, GHC New, LL Losev and AP Lutsenko, Competing Nonlinear Effects in Multifrequency Raman Generation, J Mod Opt 45 (1998) 1099.

58. GS McDonald, Yuk-Ming Chan, GHC New, LL Losev and AP Lutsenko, Higher-Order Effects in Ultra-Broadband Multifrequency Raman Generation, Annual Report of the Central Laser Facility, Rutherford Appleton Laboratories, 1998.

57. P Chamorro-Posada, GS McDonald and GHC New, Nonparaxial Solitons, J Mod Opt 45 (1998) 1111.

56. GS McDonald, Yuk-Ming Chan, GHC New, LL Losev and AP Lutsenko, Nonlinear Competing Processes in Multifrequency Raman Generation, international Quantum Electronics Conference, San Francisco, USA, May 3-8, 1998.

55. P Chamorro-Posada, GS McDonald and GHC New, Exact Analytical Nonparaxial Optical Solitons, International Quantum Electronics Conference, San Francisco, USA, May 3-8, 1998.

54. P Chamorro-Posada, GS McDonald, GHC New and FJ Fraile-Pelaez, Fast Algorithm for Studying the Evolution of Optical Solitons under Perturbations, IEEE Conference on Electromagnetic Field Computation, Tuscon, USA, June 1-3, 1998.

53. GS McDonald, Yuk-Ming Chan and GHC New, Detuning Effects in Ultra-Broadband Light Generation, European Quantum Electronics Conference, Glasgow, UK, Sept 13-18, 1998.

52. GHC New, MA van Eijkelenborg, GS McDonald and JP Woerdman, Spatial Confinement Picture of Excess Quantum Noise, European Quantum Electronics Conference, Glasgow, UK, Sept 13-18, 1998.

51. P Chamorro-Posada, GS McDonald and GHC New, Nonparaxial Solitons: Accurate Numerical Methods and New Results (Invited), European Quantum Electronics Conference, Glasgow, UK, Sept 13-18, 1998.

50. MA van Eijkelenborg, GS McDonald, GP Karman, JP Woerdman and GHC New, Polygon Modes of Unstable-Cavity Lasers (Invited), European Quantum Electronics Conference, Glasgow, UK, Sept 13-18, 1998.

49. GS McDonald, GHC New, LL Losev and AP Lutsenko, On the Generation of Ultrabroad Bandwidth Light in Air at Atmospheric Pressure, J Phys B 30 (1997) 719.

48. GS McDonald et al, Nonparaxial Linear and Nonlinear Optics, Optics Section Research Report, Imperial College, 1997.

47. P Chamorro-Posada, GS McDonald and GHC New, Nonparaxial Solitons, Thirteenth National Quantum Electronics Conference, Cardiff, UK, Sept 8-11, 1997.

46. GS McDonald, Yuk-Ming Chan, GHC New, LL Losev and AP Lutsenko, Alternative Media and Competing Effects in Ultra-Broadband Light Generation, Thirteenth National Quantum Electronics Conference, Cardiff, UK, Sept 8-11, 1997.

45. GS McDonald, Higher Order Effects in Ultra-Broadband Multifrequency Raman Generation, High Power Laser Meeting, Abingdon, UK, Dec 15-16, 1997.

44. GS McDonald et al, Ultrabroad Bandwidth Light Generation in Air, Optics Section Research Report, Imperial College, 1997.

43. S Chavez-Cerda, GS McDonald and GHC New, Nondiffracting Beams: Travelling, Standing, Rotating and Spiral Waves, Opt Commun 123 (1996) 225.

42. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Raman Generation of Ultra-Broadband Light using Nitrogen, Annual Report of the Central Laser Facility, Rutherford Appleton Laboratories, TR-96-0 66 (1996) 75.

41. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Ultra-Broadband Light Generation in Air, International Quantum Electronics Conference, Sydney, Australia, July 14-19, 1996.

40. GS McDonald, S Chavez-Cerda and GHC New, Nondiffracting Hankel Beams in Linear and Nonlinear Optics, International Quantum Electronics Conference, Sydney, Australia, July 14-19, 1996.

39. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Ultra-Broadband Light Generation in Air and Cooled Nitrogen, Post-Deadline Paper, European Quantum Electronics Conference, Hamburg, Germany, Sept 8-13, 1996.

38. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, On the Generation of Ultrabroad Bandwidth Light for Inertial Confinement Fusion, Institute of Physics Conference Series 140 (1995) 85.

37. GS McDonald, Ultrabroad Bandwidth Multifrequency Raman Soliton Pulse Trains, Opt Lett 20 (1995) 822.

36. S Chavez-Cerda, GS McDonald and GHC New, Nondiffracting Beams: Travelling, Standing, Rotating and Spiral Waves, Twelfth National Quantum Electronics Conference, Southampton, UK, Sept 4-8, 1995.

35. S Chavez-Cerda, GS McDonald, GHC New and J Noon, Nonparaxial Eigenmodes in Nonlinear Beam propagation, Twelfth National Quantum Electronics Conference, Southampton, UK, Sept 4-8, 1995.

34. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Multi-frequency Raman Generation, Twelfth National Quantum Electronics Conference, Southampton, UK, Sept 4-8, 1995.

33. GS McDonald, Raman Generation of Ultra-Broadband Light using Nitrogen, High Power Laser Meeting, Abingdon, UK, Dec 18-19, 1995.

32. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Coherence Effects and Bandwidth Optimisation in Multifrequency Raman Generation, Annual Report of the Central Laser Facility, Rutherford Appleton Laboratories, TR-95-0 25 (1995) 100.

31. AJ Scroggie, WJ Firth, GS McDonald, M Tlidi, R Lefever and LA Lugiato, Pattern Formation in a Passive Kerr Cavity, Chaos, Solitons and Fractals 4 (1994) 1323-1354.

30. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Ultrabroad Bandwidth Multi-frequency Raman Generation, Opt Lett 19 (1994) 1400.

29. GS McDonald et al, 3D and 4D Structures in Paraxial and Nonparaxial Nonlinear Optics, Study Centre on Nonlinear Optics and Guided Waves, Edinburgh, UK, Aug. 1-20, 1994.

28. GS McDonald et al, An Alternative Scheme for a Soliton Transmission System, Study Centre on Nonlinear Optics and Guided Waves, Edinburgh, UK, Aug. 1-20, 1994.

27. GS McDonald, The Generation of Ultrabroad Bandwidth Light, Optics Section Research Report, Imperial College, 1994.

26. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Ultrabroad Bandwidth Multiline Stimulated Raman Scattering, Annual Report of the Central Laser Facility, Rutherford Appleton Laboratories, RAL-94-0 42 (1994) 140.

25. GS McDonald, Modelling of Stimulated Raman Scattering: Waveguide Amplifiers and Ultrabroad Bandwidth Multifrequency Generation, Study Centre on Nonlinear Optics and Guided Waves, Edinburgh, UK, August 1-20, 1994.

24. GS McDonald, Reports on Study Centre Investigation Topics: i) Optical Collapse in Cavities / NLS with Pumping and Dissipation, ii) Suppression of Gordon-Haus Jitter without Filters, iii) 4D (space-time) Structures in Paraxial and Nonparaxial Nonlinear Optics Study Centre on Nonlinear Optics and Guided Waves, Edinburgh, UK, August 1-20, 1994.

23. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, Ultrabroad Bandwidth Multi-frequency Raman Generation, European Quantum Electronics Conference, Amsterdam, The Netherlands, August 28 - Sept 2, 1994.

22. GS McDonald, GHC New, LL Losev, AP Lutsenko and MJ Shaw, On the Generation of Ultrabroad Bandwidth Light for Inertial Confinement Fusion, 23rd European Conference on Laser Interaction with Matter, Oxford, UK, Sept 19-23, 1994.

21. GS McDonald, Coherence Effects and Bandwidth Optimisation in Multi-frequency Raman Generation, High Power Laser Meeting, Abingdon, UK, Dec 20-21, 1994.

20. GS McDonald and WJ Firth, Spatial Grid Symmetries and Reduced Models in the Simulation of Beam Counterpropagation in a Nonlinear Medium, J Mod Opt 40 (1993) 23.

19. GS McDonald, KS Syed and WJ Firth, Dark Spatial Soliton Break-up in the Transverse Plane, Opt Commun 95 (1993) 281.

18. GS McDonald, Transient Effects in Multiline Stimulated Rotational Raman Scattering, High Power Laser Meeting, Abingdon, UK, Dec 20-21, 1993.

17. PE Langridge, GS McDonald, WJ Firth and S Wabnitz, Self-sustained Modelocking using Induced Nonlinear Birefringence in Optical Fibres, Opt Commun 97 (1993) 178.

16. GS McDonald and WJ Firth, Switching Dynamics of Spatial Solitary Wave Pixels, J Opt Soc Am B 10 (1993) 1081.

15. GS McDonald, KS Syed and WJ Firth, Optical Vortices in Beam Propagation Through a Self-Defocussing Medium (Full-length Article), Opt Commun 94 (1992) 469.

14. GS McDonald, KS Syed and WJ Firth, Dark Soliton Break-Up and Optical Vortices in the 3D Nonlinear Schrodinger Equation, International Quantum Electronics Conference, Vienna, Austria, June 14-19, 1992.

13. PE Langridge, GS McDonald, WJ Firth, W Forysiak, JV Moloney and S Wabnitz, Active Nonlinear Fibre Resonators, International Quantum Electronics Conference, Vienna, Austria, June 14-19, 1992.

12. WJ Firth, GS McDonald, AJ Scroggie and LA Lugiato, Hexagon Patterns in Optical Bistability, International Quantum Electronics Conference, Vienna, Austria, June 14-19, 1992.

11. JB Geddes, R Indik, JV Moloney, WJ Firth and GS McDonald, Hexagons and their Dynamics and Defects in Nonlinear Counterpropagation in Kerr Media, International Quantum Electronics Conference, Vienna, Austria, June 14-19, 1992.

10. WJ Firth, GS McDonald, AJ Scroggie, LA Lugiato and R Lefever, Two-Dimenionsal Transverse Patterns in Optical Bistability, Topical Meeting on Nonlinear Dynamics in Optical Systems, OSA, Alpach, Austria, June 22-26, 1992.

9. JB Geddes, R Indik, JV Moloney, WJ Firth and GS McDonald, Pattern Formation due to Nonlinear Counterpropagtion in Kerr and Brillouin-active Media, Topical Meeting on Nonlinear Dynamics in Optical Systems, OSA, Alpach, Austria, June 22-26, 1992.

8. WJ Firth, AJ Scroggie, GS McDonald and LA Lugiato, Hexagon Patterns in Optical Bistability, Phys Rev A 46 (1992) 3609.

7. WJ Firth, GS McDonald and C Penman, Polarisation and Amplitude Instabilities: Pattern Formation and Dynamics in a Kerr Medium, European Quantum Electronics Conference, Edinburgh, UK, August 27-30, 1991

6. GS McDonald and WJ Firth, All-optical Switching in a Nonlinear Resonator, J Mod Opt 37 (1990) 613.

5. GS McDonald and WJ Firth, Pixel Dynamics in a Diffractively Coupled Bistable Array, Topical Meeting on Nonlinear Dynamics in Optical Systems, OSA, Afton, Oklahoma, USA, June 4-8, 1990.

4. GS McDonald and WJ Firth, Spatial Solitary Wave Optical Memory, J Opt Soc Am B 7 (1990) 1328.

3. GS McDonald, KD Stephen and WJ Firth, Spontaneous Spatial Structures in Simple Systems and Defocusing Media, Proceedings on Nonlinear Dynamics in Optical Systems 7, OSA, Afton, Oklahoma, June 4-8 (1990).

2. GS McDonald, Spatial Solitary Wave Switching, Invited, Rank Prize Mini-Symposium on Nonlinear Optical Fibre Pulse Processing Grasmere, UK, Sept 10-13, 1990.

1. GS McDonald and WJ Firth, All-optical Switching in a Nonlinear Resonator National Quantum Electronics Conference, Oxford, UK, Sept 18-22, 1989.