ANU - Research School of Earth Sciences - ANU College of Physical Sciences

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Publications

Book Chapters (commercial publishers)

Rode AV, Madsen NR, Christy AG, Luther-Davies B, Arcon D, Zorko A, Jaglicic Z, Lau DWM, McCulloch DG (2006) Magnetic ordering and spin-glass behaviour of carbon nanoclusters. 2nd International Conference on Nanoscience and Nanotechnology 2006, Brisbane, Australia, 3-7 July 2006. 2006 International Conference on Nanoscience and Nanotechnology 1+2, pp. 140-143. IEEE, New York, 1000 pp. ISBN 1-4244-0452-0.

Carnerup AM, Christy AG, García-Ruiz J-M, Hyde ST, Larsson A-K (2006) The record of early life: in search of biosignatures. In: Seckbach J (ed.) Life As We Know It (Cellular Origin, Life in Extreme Habitats and Astrobiology vol. 10) pp. 237-258. Springer-Verlag, New York. 765 pp. ISBN: 1-4020-4394-5

Rode AV, Christy AG, Gamaly EG, Hyde ST, Luther-Davies B (2006) Magnetic properties of novel carbon allotropes. In: Makarova T and Palacio F (eds.), Carbon-based magnetism: an overview of the magnetism of metal free carbon-based compounds and materials. Elsevier, 576 pp. ISBN: 0-444-51947-5.

Rode AV, Madsen NR, Christy AG, Hermann J, Gamaly EG, Luther-Davies B (2005) Carbon cluster formation process: optical spectroscopy of laser-ablated carbon plume. In: Kuzmany H, Fink J, Mehring M, Roth S (eds.) Electronic Properties of Novel Nanostructures, AIP Conference Proceedings 786: 96-99 (Proceedings of 19th International Winter School of Electronic Properties of Novel Materials, Kirchberg, Austria, 12-19 March, 2005). American Institute of Physics, Melville, New York. 652 pp. ISBN 0-7354-0275-2.

Carnerup A, Hyde ST, Larsson A-K, Christy AG, Garcia-Ruiz J-M (2004) Silica-carbonate biomorphs and the implications for identification of microfossils. Book chapter in: Seckbach J, Chela-Flores J, Owen T, Raulin F (eds.) Life in the Universe - From the Miller Experiment to the Search for Life on Other Worlds (Cellular Origin, Life in Extreme Habitats and Astrobiology vol. 7: Proc. 7th conference on the chemical evolution and origin of life, Trieste, Italy, Sept. 2003), pp.221-2. Kluwer, Dordrecht, Boston, New York, London. 387 pp., ISBN: 1-4020-2371-5.

Rode AV, Gamaly EG, Christy AG, Fitz Gerald JG, Hyde ST, Elliman RG, Luther-Davies B, VeingerAI, Androulakis J, Giapintzakis J (2004) Unconventional ferromagnetism in all-carbon nanofoam. Book chapter in Schulte J (ed.): OzNano ’03 (2nd meeting of the Asia-Pacific Nanotechnology Forum & Australian Nanotechnology Network, 19-21 Nov, 2003, Cairns, Queensland, Australia) pp. 63-70. World Scientific Publishing Co., 180 pp. ISBN 981-238-862-1.

Rode AV, Gamaly EG, Hyde ST, Christy AG, Elliman RG, Welham NJ, Senden TJ, Luther-Davies B, Fitz Gerald JG, Veinger AI, Golberg D, Bulcock S, McKenzie DR (2003) Structural, electronic and magnetic properties of cluster-assembled carbon nanofoam produced by high repetition rate laser ablation. Book chapter in: Lavworth WT (ed.) Advances in Laser and Optics Research vol. 3. Nova Science Publishers Inc, New York. 233 pp. ISBN 1-59033-855-3.

Christy AG, Zvyagin BB (1994) Polytypism in Minerals. In: Marfunin AS (ed.) Advanced Mineralogy v1: Composition, Structure and Properties of MineralMatter: Concepts, Results and Problems Ch.2: 106-124. Springer-Verlag, New York. 463 pp. ISBN: 0-3875-8245-2.

Refereed Journal Articles

Welch SA, Kirste D, Christy AG, Beavis FR, Beavis SG (2008) Jarosite dissolution II - reaction kinetics, stoichiometry and acid flux. Chemical Geology 254: 73-84.

Larsson A-K, Christy AG (2008) On twinning and microstructures in calcite and dolomite. American Mineralogist 93: 103-113.

Welch SA, Christy AG, Kirste D, Beavis SG, Beavis FR (2007) Jarosite dissolution I - trace cation flux in acid sulfate soils. Chemical Geology 245: 183-197.

Troitzsch U, Christy AG, Ellis DJ (2007) Synthesis of zirconium titanate with an ordered M-fergusonite (beta) structure. J Solid State Chem 180: 2885-2895.

Kawakami T, Ellis DJ, Christy AG (2006) Sulfide evolution in high-temperature to ultrahigh-temperature metamorphic rocks from Lützow-Holm Complex, East Antarctica. Lithos 92, 431-446.

Blinc R, Cevc P, Arcon D, Zalar B, Zorko A, Apih T, Milla F, Madsen NR, Christy AG, Rode AV (2006) C-13 NMR and EPR of nanofoam. Physica Status Solidi B - Basic Solid State Physics 243: 3069-3072.

Arcon D, Jaglicic Z, Zorko A, Rode AV, Christy AG, Madsen NR, Gamaly EG, Luther-Davies B (2006) Origin of magnetic moments in carbon nanofoam. Phys Rev B 74, 014438.

Rode AV, Christy AG, Madsen NR, Gamaly EG, Hyde ST, Luther-Davies B (2006) Positive magnetisation in carbon nanoclusters. Current Applied Physics 6, 549-552.

Christy AG, Gatedal K (2005) Extremely lead-rich rock-forming silicates including a beryllian scapolite and associated minerals in a skarn from Långban, Värmland, Sweden. Mineral. Mag. 69, 995-1018.

Troitzsch U, Christy AG, Ellis DJ (2005) The crystal structure of disordered (Zr,Ti)O2 solid solution including Srilankite: evolution towards tetragonal ZrO2 with increasing Zr. Phys. Chem. Minerals 32, 504-514.

Dunning GE, Hadley TA, Christy AG, Magnasco J, Cooper JF Jr. (2005) The Clear Creek Mine, San Benito County, California - A Unique Mercury Locality. Mineral. Record 36, 337-363.

Rode AV, Gamaly EG, Christy AG, Fitz Gerald JG, Hyde ST, Elliman RG, Luther-Davies B, Veinger AI, Androulakis J, Giapintzakis J (2005) Strong paramagnetism and possible ferromagnetism in pure carbon nanofoam produced by laser ablation. Journal of Magnetism and Magnetic Materials 290-291, 298-301.

Mackenzie DE, Christy AG (2005) The role of soil chemistry in wine grape quality and sustainable soil management in vineyards 3rd International Specialised Conference on Sustainable Viticulture and Winery Wastes Management, Barcelona, Spain, 24 -26 May, 2004. Water Science and Technology 51, 27-37.

Reith F, McPhail DC, Christy AG (2005) Bacillus cereus, gold and associated elements in soil and regolith samples from Tomakin Park gold mine in south-eastern New South Wales. J. Geochem. Explor. 85, 81-98.

Christy AG, Senden TJ, Evans PD (2005) Automated measurement of checks at wood surfaces. Measurement 37, 109-118.

Troitzsch U, Christy AG, Ellis DJ (2004) The synthesis of ordered zirconium-titanate (Zr,Ti)2O4 from the oxides using fluxes. J. American Ceramic Soc. 87, 2058-2063.

Rode AV, Gamaly EG, Christy AG, Fitz Gerald JG, Hyde ST, Elliman RG, Luther-Davies B, Veinger AI, Androulakis J, Giapintzakis J (2004) Unconventional magnetism in all-carbon nanofoam. Phys. Rev. B 70, Article #054407.

Hyde ST, Carnerup AM, Larsson A-K, Christy AG, Garcia-Ruiz J-M (2004) Self-assembly of carbonate-silica colloids: between non-living and living form. Physica A 339, 24-33.

Christy AG, Grew ES (2004) Synthesis of beryllian sapphirine in the system MgO-BeO-Al2O3-SiO2-H2O, and comparison with naturally occurring beryllian sapphirine and khmaralite Part 2: A chemographic study of Be content as a function of P, T and FeMg-1 exchange. American Mineralogist 89, 327-338.

Christy AG, Lowe A, Otieno-Alego V, Stoll M, Webster RD (2004) Voltammetric and Raman spectroscopic studies on artifical copper pits grown in simulated potable water. J. Applied Electrochemistry 34, 225-233.

Garcia-Ruiz JM, Hyde ST, Carnerup AM, Christy AG, Van Kranendonk MJ, Welham NJ, (2003) Self-assembled silica-carbonate structures and detection of ancient microfossils. Science 302, 1194-1197.

Schröder GE, Ramsden SJ, Christy AG, Hyde ST (2003) Medial surface analysis of hyperbolic structure. Eur. Phys. J. B 35, 551-564.

Garcia-Ruiz JM, Carnerup AM, Christy AG, Welham NJ, Hyde ST (2002) Morphology: an ambiguous indicator of biogeneticity. Astrobiology 2, 335-351.

Rode AV, Elliman RG, Gamaly EG, Veinger AI, Christy AG, Hyde ST, Luther-Davies B (2002) Electronic and magnetic properties of carbon nanofoam produced by high-repetition-rate laser ablation. Applied Surface Science 197: 644-649.

Christy AG, Tabira Y, Hölscher A, Grew ES, Schreyer W (2002) Synthesis of beryllian sapphirine in the system MgO-BeO-Al2O3-SiO2-H2O, and comparison with naturally occurring beryllian sapphirine and khmaralite Part 1: experiments, TEM and XRD. Amer. Mineral 87, 1104-1112.

Large DJ, Fortey NJ, Milodowski AE, Christy AG, Dodd J (2001) Petrological observations of iron, copper and zinc sulphides in freshwater canal sediments. J. Sediment. Research 71: 61-69.

Christy AG, Alberius-Hening P, Lidin SA (2001) Simulation of diffuse scattering in non-stoichiometric apatites Cd5-h/2(VO4)3I1-h and Cd5-h/2(PO4)3Br1-h: chimney-ladder structures with ladder-ladder and chimney-ladder coupling. J. Solid State Chem 156: 88-100.

Welberry, TR, Christy AG (1998) About short- and long-range orderings in wüstites, Fe1-xO: reply to comments of C. Carel and J.R. Gavarri. Phys Chem Minerals 26: 81-82.

Christy AG, Larsson A-K (1998b) Simulation of Sinusoidal Diffuse Scattering Loci in the Non-Stoichiometric B8-type Alloy Phases (Co, Ni)1+x(Ge, Sn) J Solid State Chem 140, 402-416.

Christy AG, Larsson A-K (1998a) Computer simulation of modulated structures and diffuse scattering in B8-type (Co,Ni,Cu)1+x(Ge,Sn) phases. J. Solid State Chem. 135, 269-281.

Christy AG, Grew ES, Mayo SC, Yates MG, Belakovskiy DI (1998) Hyalotekite, (Ba, Pb, K)4(Ca,Y)2(B,Be,Si)4Si8O28F, a tectosilicate related to scapolite: new structure refinement, possible phase transitions and a short-range ordered 3b superstructure. Mineral. Mag 62, 77-92.

Welberry TR, Christy AG (1997) Defect distribution and the diffuse x-ray diffraction pattern of wüstite, Fe1-xO. Phys Chem Minerals 24, 24-38.

Christy AG, Clark SM (1996) Equation of state of potassium hydrogen fluoride (KHF2) to 12.3 GPa and stability to 50 GPa: an energy-dispersive X-ray diffraction study. J. Solid State Chemistry 125, 171-177.

Urusov VS, Khisina NR, Christy AG (1996) Quasi-equilibrium behaviour of TiO2-SnO2 solid solutions at high pressures and temperatures: the influence of non-hydrostaticity. Eur J Mineral 8, 791-804.

Christy AG (1995) Isosymmetric structural phase transitions: phenomenology and examples. Acta Cryst B 51, 753-757.

Christy AG, Clark SM (1995) The structural behaviour of palladium (II) oxide and a new palladium suboxide at high pressure: an energy-dispersive X-ray diffraction study. Phys Rev B 52, 9259-9265.

Welberry TR, Christy AG (1995) A paracrystalline description of defect distributions in wüstite, Fe1-xO. J Solid State Chem 117: 398-406.

Harley SL, Christy AG (1995) Titanian 2:2:1 sapphirine in a partially melted aluminous granulite xenolith, Vestfold Hills, Antarctica: geological and mineralogical implications. Eur J Mineral 7: 637-653.

Christy AG, Angel RJ (1995) A model for the origin of the cell-doubling phase transitions in clinopyroxene and body-centred anorthite. Phys Chem Minerals 22: 129-135.

Clark SM, Christy AG, Jones R, Chen J, Thomas JM, Greaves GN (1995) New high-pressure phase of GaAsO4: implications for shape memory materials. Phys Rev B 51: 38-44.

Grew ES, Pertsev NN, Yates MG, Christy AG, Marquez N, Chernosky JV (1994) Sapphirine+forsterite and sapphirine+humite group minerals in an ultra-magnesian lens from Kuhi-Lal, SW Pamirs, Tajikistan: are these assemblages forbidden? J Petrol 35 : 1275-1293.

Christy AG, Angel RJ, Haines J, Clark SM (1994) Crystal structural variation and phase transition in caesium trichlorocuprate at high pressure. J Phys Condensed Matter 6: 3125-3136.

Large DJ, Christy AG, Fallick AE (1994) Poorly crystalline carbonaceous matter in high-grade metasediments: implications for graphitisation and metamorphic fluid compositions. Contrib Mineral Petrol 116: 108-116.

Christy AG (1993) Multistage diffusionless pathways for reconstructive phase transitions: application to binary compounds and calcium carbonate. Acta Cryst B49: 987-996.

Christy AG, Putnis A (1993) The kinetics of barite dissolution and precipitation in water and sodium chloride brines at 44-85°C. Geochim Cosmochim Acta 57: 2161-2168.

Adams DM, Christy AG, Norman AJ (1993) Optimisation of diamond anvil cell performance by finite element analysis. Meas Sci Tech 4: 422-430.

Christy AG, Haines J, Clark SM (1992) A Raman spectroscopic and energy-dispersive X-ray diffraction study of the high pressure phase transitions of sodium hydrogen fluoride. J Phys Condensed Matter 4: 8131-8140.

Adams DM, Christy AG, Haines J, Clark SM (1992) Second-order phase transition in PbO and SnO at high pressure: implications for the litharge-massicot phase transformation. Phys Rev B46: 11358-11367.

Haines J, Christy AG (1992) Hydrogen bond formation in sodium and potassium hydrosulfide at high pressure. Phys Rev B46: 8797-8805.

Adams DM, Christy AG, Haines J (1992) High pressure phase transition in LiOD: a neutron powder diffraction and vibrational spectroscopic study. J Phys Chem 96: 8173-8176.

Adams DM, Christy AG, Haines J (1992) Phase transitions in the litharge and antilitharge structures. High Pressure Research 9+10: 157-160. Proc EHPRG Conference, Thessaloniki, Greece, October 1991.

Adams DM, Christy AG (1992) High-temperature diamond anvil cells: a review. High Temperatures-High Pressures 24: 1-11.

Adams DM, Christy AG (1992) Materials for high-temperature diamond anvil cells. High Pressure Research 8: 685-690. Proc IUCr workshop on synchrotron radiation for high pressure crystallography, Daresbury, July 1991.

Grew ES, Yates MG, Romanenko IM, Christy AG, Swihart GH (1992) Calcian, borian sapphirine from the serendibite deposit at Johnsburg, NY, USA. Eur J Mineral 4: 475-485.

Christy AG, Phillips BL, Güttler BK, Kirkpatrick RJ (1992) A 27Al and 29Si MAS NMR and infrared study of Al-Si ordering in natural and synthetic sapphirine. Amer Mineral 77: 8-18.

Adams DM, Christy AG, Haines J, Leonard S (1991) The phase stability of the alkali metal vanadates at high pressures studied by synchrotron X-ray powder diffraction and infrared spectroscopy. J Phys Condensed Matter 3: 6135-6144.

Christy AG (1989) The effect of composition, temperature and pressure on the stability of the 1Tc and 2M polytypes of sapphirine. Contrib Mineral Petrol 103: 203-215.

Christy AG (1989) The stability of sapphirine+clinopyroxene: implications for phase relations in the CaO-MgO-Al2O3-SiO2 system under deep-crustal and upper mantle conditions. Contrib Mineral Petrol 102: 422-428.

Christy AG (1989) A short-range interaction model for polytypism and planar defect placement in sapphirine. Phys Chem Minerals 16: 343-351.

Christy AG (1988) A new 2c superstructure in beryllian sapphirine from Casey Bay, Enderby Land, Antarctica. Amer Mineral 73: 1134-1137.

Christy AG, Putnis A (1988) Planar and line defects in the sapphirine polytypes. Phys Chem Minerals 15: 548-558.

Conference Contributions (only from 1994)

Maulana A, Christy AG, Ellis DJ (2008) The petrology of eclogites from the Bantimala Complex, Southern Sulawesi. 37th Annual Convention, Indonesian Association of Geologists, Bandung, Indonesia, 26-30 Aug, 2008.

Welch SA, Kirste D, Christy AG, Beavis F, Beavis SG (2008) Jarosite reactivity and trace metal geochemistry in acid sulfate soils(poster). Goldschmidt 2008 Geochemistry Conference, Vancouver, Canada, 13 -18 July, 2008.

Geochim. et Cosmochim. Acta 72: A1013 Suppl. Bermingham KR, Norman MD, Christy AG, Arculus RJ (2008) A new variety of eucrite: clues to early differentiation of igneous asteroids. 39th Lunar and Planetary Science Conference, League City, Texas, USA, 10-14 Mar, 2008.

Christy AG (2007) Continuum model for polyhedra and polyhedral tilings: constraints on possible binary crystal structures. Materials and Complexity V, Kioloa, NSW, Australia, 10-13 Dec, 2007.

Rode AV, Arcon D, Zorko A, Jaglicic Z, Christy AG, Madsen NR, Luther-Davies B, Lau DWM, McCulloch DG (2007) Towards the origin of positive magnetisation in carbon nanoclusters. Invited paper, SPIE Conference: Microelectronics, MEMS, and Nanotechnology, Canberra, Australia, 4-7 December 2007.

Rode AV, Christy AG, Gamaly EG, Luther-Davies B, Arcon D, Jaglicic Z, Zorko A (2007) Magnetic carbon nanoclusters formed by MHz-pulse-rate laser ablation. 18th European Conference on Diamond, Diamond-Like Materials, Carbon Nanotubes, and Nitrides, Berlin, Germany, 9-14 September 2007.

Carson CJ, Grew ES, Boger SD, Fanning CM, Christy AG (2007) Age of boron- and phosphorus rich paragneisses in the Larsemann Hills: New constraints from SHRIMP U-Pb data on detrital zircon and associated orthogneisses. 10th International Symposium on Antarctic Earth Sciences, University of California Santa Barbara, 26 -31 Aug, 2007.

Troitzsch U, Ellis DJ, Christy AG (2007) Discovery of new phases in the ZrO2 - TiO2 system (poster). Goldschmidt 2007 Geochemistry Conference,
Köln, Germany, 19 -24 Aug, 2007.

Rode AV , Arcon, D Zorko A, Jaglicic Z, Christy AG, Madsen NR, Luther-Davies B, Lau DWM, McCulloch DG (2007), Magnetic ordering and spin-glass behaviour of carbon nanoclusters. Paper 306606, Material Research Society 2007 Spring Meeting, San Francisco, USA, 9-13 April 2007.

Christy AG (2006) A continuum model for geometrical and topological properties of polyhedral tilings. Invited Lecture, Mathematical and Theoretical Crystallography Satellite Meeting of Asian Crystallographic Association Conference, Tsukuba, Japan, 18-19 November, 2006.

Gunton C, Christy AG, McPhail DC (2006) The influence of chloride and sulfate on Cu and Zn adsorption on goethite. Goldschmidt 2006 Geochemistry Conference, Melbourne, Australia, 27 Aug - 1 Sept, 2006. Geochim. et Cosmochim. Acta 70, A217 Suppl.

McPhail DC, Summerhayes E, Jayaratne V, Christy AG (2006) Hemimorphite solubility and stability of low-T zinc minerals. Goldschmidt 2006 Geochemistry Conference, Melbourne, Australia, 27 Aug - 1 Sept, 2006. Geochim. et Cosmochim. Acta 70, A414 Suppl.

Brown J, Ellis DJ, Arculus RJ, Christy AG (2006) High pressure prograde sulfide metamorphism in blueschist and eclogite, NE New Caledonia. Goldschmidt 2006 Geochemistry Conference, Melbourne, Australia, 27 Aug - 1 Sept, 2006. Geochim. et Cosmochim. Acta 70, A69 Suppl.

Christy AG (2006) Monte Carlo study of short- and long-range order of Be, Al and Si on a branched tetrahedral chain, with implications for mixing behaviour. Goldschmidt 2006 Geochemistry Conference, Melbourne, Australia, 27 Aug - 1 Sept, 2006. Geochim. et Cosmochim. Acta 70, A101 Suppl.

Grew ES, Christy AG, Carson CJ (2006) A boron-enriched province in the Larsemann Hills, Prydz Bay, Antarctica. Goldschmidt 2006 Geochemistry Conference, Melbourne, Australia, 27 Aug - 1 Sept, 2006. Geochim. et Cosmochim. Acta 70, A217 Suppl.

Kawakami T, Ellis DJ, Christy AG (2006) Sulfide evolution in high-temperature to ultrahigh-temperature metamorphic rocks from the Lützow-Holm Complex, East Antarctica. International Mineralogical Association, 19th General Meeting, Kobe, Japan, 23-28 July 2006. (poster)

Rode AV, Madsen NR, Christy AG, Luther-Davies B, Arcon D, Zorko A, Jaglicic Z, Lau DWM, McCulloch DG (2006) Magnetic ordering and spin-glass behaviour of carbon nanoclusters. International Conference on Nanoscience and Nanotechnology 2006, Brisbane, Australia, 3-7 July 2006.

Rode AV, Christy AG, Madsen NR, Gamaly EG, Luther-Davies B, Arcon D, Zorko A, Jaglicic Z (2006) Spin glass behavior of magnetic carbon nanoclusters. NSTI Nanotech 2006, Boston, Massachussetts, USA, 7-11 May 2006.

Rode AV, Madsen NR, Gamaly EG, Christy AG, Luther-Davies B (2005) Cluster Growth in High-Power Picosecond MHz-rate Laser Ablation, Invited paper at Conference on Laser Ablation COLA’05, Banff, Canada, 11-16 September 2005.

Arcon D, Zorko A, Jaglicic Z, Madsen NR, Christy AG, Rode AV, (2005) The origin of magnetic moments in ferromagnetic carbon nanofoam, Nanotechnology in Carbon and Related Materials Nanotec'05, Brighton, UK, 31 Aug – 3 Sept, 2005.

Christy AG (2005) Mars rock or Martian? The biomorph problem. ‘Roving the Red Planet’, the 5th Australian Mars Exploration Conference, Mars Society Australia, Canberra, ACT, Australia, 19-21 Aug 2005.

Rode AV, Madsen NR, Gamaly EG, Luther-Davies B, Hyde ST, Christy AG (2005) Positive magnetisation in carbon nanoclusters. AMN-2 2nd international conference on advanced materials and nanotechnology Feb 6-11, 2005 Queenstown, NZ.

Rode AV, Gamaly EG, Madsen NR, Luther-Davies B, Hyde ST, Christy AG, Elliman RG, Giapintzakis J (2005) Magnetic Carbon Nanofoam, Keynote talk at the 16th Australian Institute of Physics Congress, Canberra, 30 Jan - 5 Feb 2005, Congress Handbook of Abstracts, p.182.

Gunton CG, Christy AG, McPhail DC (2005) The effect of NaCl on Cu(II) sorption on goethite. Golschmidt Conference 2004 abstract. Geochim. et Cosmochim. Acta 69, A622 Suppl.

McKenzie DE, Christy AG (2004) The Science behind Terroir – the Influences of Soil Chemistry on Wine Grapes:early results. 32nd International Geological Congress, Firenze, Italy August 20-28, 2004.

Larsson A-K, Christy AG (2004). On calcite twinning and superstructures in sea urchin tests. Crystal 24, 24th conference of the Society of Crystallographers in Australia and New Zealand. Marysville, Victoria, Australia, 29 Mar-1 Apr, 2004.

Carnerup AM, Hyde ST, Larsson A-K, Christy AG (2004) Biomimetic silica carbonate structures. 18th Australian Conference on Microscopy & Microanalysis, 2-6 February 2004, Deakin waterfront campus, Geelong, Victoria, Australia.

Carnerup A, Hyde ST, Larsson A-K, Christy AG, Garcia-Ruiz J-M (2003) Self-assembled silica-carbonate structures and implications for the detection of ancient microfossils. The Inaugural NIB Postgraduate and Postdoctoral Symposium - ”Bringing Bio-science Together”, 16th December 2003, Australian National University, Canberra, Australia.

Hyde ST, Welham NJ, Christy AG, Garcia-Ruiz J-M (2002) Laboratory growth of inorganic carbonate aggregates whose morphology is identical to the Apex chert nanofossils. Second Astrobiology Science Conference, NASA Ames Research Center, Moffett Field, CA, April 7-11, 2002, p.142.

Christy AG, Hyde ST, Garcia-Ruiz J-M (2001) Nanostructure of inorganic biomorphs. Inaugural Australian Astrobiology Workshop, Macquarie University, Sydney, July 12-13, 2001.

Christy AG, Evans PD (2001) Development of software to automate the quantification of checking occurring in preservative treated wood exposed to weathering. 32nd Annual Meeting, International Research Group on Wood Preservation, Nara, Japan, May 2001.

Christy AG, Tabira Y, Hölscher A, Grew ES, Schreyer W (2000) Synthetic beryllian sapphirine: structural characterization. Geol Soc America Abstr Progr 32:A-54.

Christy AG (2000) Computer modeling and description of halide occupancy and displacement in non-stoichiometric apatites Cd5-h/2(VO4)3I1-h and Cd5-h/2(PO4)3Br1-h, 21st Meeting of the Society of Crystallographers in Australia, Thredbo, NSW, Australia, 1-4 Feb, 2000.

Christy AG, Larsson A-K (1997) Computer simulation of modulated structures and diffuse scattering in B8-type (Co,Ni,Cu)1+x(Ge,Sn) phases. Crystal XX, 20th meeting of the Society of Crystallographers in Australia, Queenstown, New Zealand, April 2-5, 1997.

Christy AG, Clark SM (1996) Equation of state of I4/mcm KHF2 and stability to 50 GPa: implications for structural systematics in AX2 systems. IUCr XVII Congress and General Assembly, Seattle, WA, USA, 8-17 Aug, 1996.

Welberry TR, Christy AG (1996) A paracrystalline description of defect distributions in wüstite, Fe1-xO. IUCr XVII Congress and General Assembly, Seattle, WA, USA, 8-17 Aug, 1996.

Christy AG (1995) Isosymmetric structural phase transitions and crossovers: phenomenology, examples and implications. Proceedings of the 2nd Conference of the Asian Crystallographic Association. Bangkok, Thailand, 22-24 Nov, 1995.

Angel RJ, Christy AG (1995) A model for the origin of the cell-doubling phase transitions in clinopyroxene and body-centred anorthite. EUG VIII, European Union of Geosciences Biennial Meeting, Strasbourg, France, April 1995. Terra Abstracts, suppl. to Terra Nova 7, 80.

Christy AG, Angel RJ (1995) A model for the origin of the cell-doubling phase transitions in clinopyroxene and body-centred anorthite. Crystal XIX, 19th meeting of the Society of Crystallographers in Australia, Ballarat, Victoria, Australia, April 1995.

Christy AG, Clark SM (1994b) The structural behaviour of palladium (II) oxide and a new palladium suboxide at high pressure: an energy-dispersive X-ray diffraction study. British Crystallographic Association Spring Meeting, Newcastle-upon-Tyne, England, April 1994. (poster)

Christy AG, Clark SM (1994a) Time-resolved studies at the Daresbury Synchrotron Radiation Source. Mineralogical Society AGM, Glasgow, Scotland, Jan. 1994. (poster).

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