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Conjoint Prof. Christopher (Chris) Howard

Email	Chris.Howard@newcastle.edu.au

Publications

For items published while at an institution other that the University of Newcastle, details are shown in italics.

Click on a category title below to expand the list of citations for that specific category.

Books (1 outputs)

Authored - Research (A1) (1 outputs)

Journal Articles (17 outputs)

Refereed Article in a Scholarly Journal (C1) (17 outputs)

Year	Citation	Nova
2012	Carpenter M A, Bryson J F J, Catalan G, Howard Christopher John, 'Elastic and anelastic relaxations in the relaxor ferroelectric Pb(Mg1/3Nb2/3)O-3: I. Strain analysis and a static order parameter', Journal of Physics-Condensed Matter, 24 1-10 (2012) [C1]
2012	Carpenter M A, Salje E K H, Howard Christopher John, 'Magnetoelastic coupling and multiferroic ferroelastic/magnetic phase transitions in the perovskite KMnF3', Physical Review B, 85 224430 (2012) [C1]
2012	Carpenter Michael A, Zhang Zhiying, Howard Christopher John, 'A linear-quadratic order parameter coupling model for magnetoelastic phase transitions in Fe1-xO and MnO', Journal of Physics-Condensed Matter, 24 1-17 (2012) [C1]
2012	Howard Christopher John, Carpenter Michael A, 'Symmetry analysis of the structural and magnetic phase transitions in 122 iron arsenides', Acta Crystallographica Section B-Structural Science, 68 209-212 (2012) [C1]
2011	Kisi Erich Herold, Howard Christopher John, Zhang Jian Feng, 'Verification of the elastic constants for α-AI₂O ₃ using high-resolution neutron diffraction', Journal of Applied Crystallography, 44 216-218 (2011) [C1]
2011	Thomson R I, Wright E S L, Rawson J M, Howard Christopher John, Carpenter M A, 'Magnetoelastic coupling in the organic radical beta-p-NCC(6)F(4)CNSSN', Physical Review B, 84 104450 (2011) [C1]
2010	Carpenter M A, Wiltshire E C, Howard Christopher John, Thomson R I, Turczynski S, Pawlak D A, Lukasiewicz T, 'Pseudoproper ferroelastic softening behaviour and dynamic microstructure of monoclinic PrAlO3 perovskite', Phase Transitions, 83 703-713 (2010) [C1]
2010	Carpenter Michael A, McKnight Ruth E A, Howard Christopher John, Knight Kevin S, 'Symmetry and strain analysis of structural phase transitions in Pr0.48Ca0.52MnO3', Physical Review B, 82 094101 (2010) [C1]
2010	Harrison Richard J, McEnroe S A, Robinson Peter, Howard Christopher John, 'Spin orientation in a natural Ti-bearing hematite: Evidence for an out-of-plane component', American Mineralogist, 95 974-979 (2010) [C1]
2010	Howard Christopher John, Carpenter Michael A, 'Octahedral tilting in cation-ordered Jahn-Teller distorted perovskites - a group-theoretical analysis', Acta Crystallographica Section B-Structural Science, 66 40-50 (2010) [C1]
2010	Thomson R I, Rawson J M, Howard Christopher John, Turczynski S, Pawlak D A, Lukasiewicz T, Carpenter M A, 'Ferroelastic phase transitions and anelastic dissipation in the LaAlO3 -PrAlO3 solid solution series', Physical Review B - Condensed Matter and Materials Physics, 82 214111 (2010) [C1]
2009	Carpenter Michael A, Howard Christopher John, 'Symmetry rules and strain/order-parameter relationships for coupling between octahedral tilting and cooperative Jahn-Teller transitions in ABX(3) perovskites. I. Theory', Acta Crystallographica Section B: Structural Science, 65 134-146 (2009) [C1]
2009	Carpenter Michael A, Howard Christopher John, 'Symmetry rules and strain/order-parameter relationships for coupling between octahedral tilting and cooperative Jahn-Teller transitions in ABX(3) perovskites. II. Application', Acta Crystallographica Section B: Structural Science, 65 147-159 (2009) [C1]
2009	McKnight Ruth E A, Howard Christopher John, Carpenter M A, 'Elastic anomalies associated with transformation sequences in perovskites: I. Strontium zirconate, SrZrO3', Journal of Physics: Condensed Matter, 21 1-14 (2009) [C1]
2009	Zhang Zhaoming, Howard Christopher John, Kennedy Brendan J, Matsuda Motohide, Miyake Michihiro, 'Crystal structures and phase transition in (Sr0.8Ce 0.2)(Mn1-yCoy)O3 (y = 0 and 0.2): The influence of Jahn-Teller distortion', Journal of Physics: Condensed Matter, 21 1-12 (2009) [C1]
2009	Zhao Jing, Ross Nancy L, Angel Ross J, Carpenter Michael A, Howard Christopher John, Pawlak Dorota A, Lukasiewicz Tadeusz, 'High-pressure crystallography of rhombohedral PrAlO3 perovskite', Journal of Physics: Condensed Matter, 21 1-9 (2009) [C1]
1994	Hannink Richard H J, Howard Christopher John, Kisi Erich Herold, Swain Michael V, 'Relationship between Fracture. Toughness and Phase Assemblage in Mg-PSZ', Journal of the American Ceramic Society, 77 571-579 (1994) [C1]

Conference Publication (3 outputs)

Extract of Paper (E3) (3 outputs)

Year	Citation	Nova
2011	Howard Christopher John, Carpenter Michael, Kisi Erich Herold, 'Predicting switchable multi-ferroic ruddlesden-popper phases & phase transitions', Book of Abstracts. XXII International Congress and General Assembly of the International Union of Crystallography, Madrid, Spain (2011) [E3]
2011	Zhang Jian Feng, Kisi Erich Herold, Howard Christopher John, Kirstein Oliver, 'Determining single-crystal elastic constants from neutron powder diffraction', Book of Abstracts. XXII International Congress and General Assembly of the International Union of Crystallography, Madrid, Spain (2011) [E3]
2010	Kisi Erich Herold, Zhang Jian Feng, Howard Christopher John, Kirstein O, Riley D P, 'Can neutrons determine elastic constants better than ultrasound?', Proceedings of the Australian Neutron Scattering Symposium (ANSS), Sydney 2010, Sydney (2010) [E3]