selected publications
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academic article
- Lumley R. The Development of High Strength and Ductility in High-Pressure Die-Cast Al-Si-Mg Alloys from Secondary Sources. Journal of Metals. 71. 2018
- Lumley RNDeeva NLarsen RGembarovic JFreeman J. The role of alloy composition and T7 heat treatment in enhancing thermal conductivity of aluminum high pressure diecastings. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 44:1074-1086. 2013
- Lumley RDeeva NGershenzon M. An evaluation of quality parameters for high pressure die castings. International Journal of Metalcasting. 5:37-54. 2011
- Lumley RDeeva N. An evaluation of quality parameters for high pressure diecastings Part II: Heat treatment. International Journal of Metalcasting. 5:47-61. 2011
- Lumley RNGunasegaram DRGershenzon MO'Donnell RG. Effect of alloying elements on heat treatment response of aluminium high pressure die castings. International Heat Treatment and Surface Engineering. 4:25-32. 2010
- Marceau RKWSha GLumley RNRinger SP. Evolution of solute clustering in Al–Cu–Mg alloys during secondary ageing. Acta Materialia. 58:1795-1805. 2010
- Lumley RN. Application of novel heat treatments for aluminium high pressure die castings to industrially produced components. International Heat Treatment and Surface Engineering. 3:115-120. 2009
- Lumley RNPolmear IJCurtis PR. Rapid Heat Treatment of Aluminum High-Pressure Diecastings. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 40:1716-1726. 2009
- FERRAGUT RDUPASQUIER AMACCHI CSOMOZA ALUMLEY RPOLMEAR I. Vacancy–solute interactions during multiple-step ageing of an Al–Cu–Mg–Ag alloy. Scripta Materialia. 60:137-140. 2009
- Buha JLumley RNCrosky AG. Secondary ageing in an aluminium alloy 7050. Materials Science and Engineering A: Structural Materials: Properties, Microstructure and Processing. 492:1-10. 2008
- Lumley RNPolmear IJGroot HFerrier J. Thermal characteristics of heat-treated aluminum high-pressure die-castings. Scripta Materialia. 58:1006-1009. 2008
- Buha JLumley RNCrosky AG. Precipitation and solute distribution in an interrupted-aged Al–Mg–Si–Cu alloy. Philosophical Magazine: Structure and Properties of Condensed Matter. 88:373-390. 2008
- Lumley RNO’Donnell RGGunasegaram DRGivord M. Heat Treatment of High-Pressure Die Castings. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 38:2564-2574. 2007
- Buha JLumley RNCrosky AGHono K. Secondary precipitation in an Al–Mg–Si–Cu alloy. Acta Materialia. 55:3015-3024. 2007
- Lumley RNO'Donnell RGGunasegaram DRGivord M. New heat treatment of Al high pressure die-castings. Heat Treating Progress. 6:31-37. 2006
- Lumley RNSchaffer GB. Precipitation induced densification in a sintered Al–Zn–Mg–Cu alloy. Scripta Materialia. 55:207-210. 2006
- Buha JLumley RNCrosky AG. Microstructural development and mechanical properties of interrupted aged Al-Mg-Si-Cu alloy. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 37:3119-3130. 2006
- Lumley RNO'Donnell RGPolmear IJGriffiths JR. Enhanced fatigue resistance by underageing an Al-Cu-Mg-Ag alloy. Materials Forum. 29:256-261. 2005
- Lumley RNPolmear IJMorton AJ. Development of mechanical properties during secondary aging in aluminium alloys. Materials Science and Technology. 21:1025-1032. 2005
- Lumley RNMorton AJO'Donnell RGPolmear IJ. New heat treatments for age-hardenable aluminum alloys. Heat Treating Progress. 5:23-29. 2005
- Lumley RNMorton AJO'Donnell RGPolmear IJ. New aluminum alloy heat treatment irrmroves proderties,. reduces process costs. Industrial Heating. 71. 2004
- Lumley RNPolmear IJ. The effect of long term creep exposure on the microstructure and properties of an underaged Al–Cu–Mg–Ag alloy. Scripta Materialia. 50:1227-1231. 2004
- Lumley RNPolmear IJMorton AJ. Interrupted aging and secondary precipitation in aluminium alloys. Materials Science and Technology. 19:1483-1490. 2003
- Schaffer GBHuo SHLumley RN. Binder treatment and lubricant system for aluminium P/M. International Journal of Powder Metallurgy (Princeton, New Jersey). 38:35-40. 2002
- Lumley RNMorton AJPolmear IJ. Enhanced creep performance in an Al–Cu–Mg–Ag alloy through underageing. Acta Materialia. 50:3597-3608. 2002
- Schaffer GSercombe TLumley R. Liquid phase sintering of aluminium alloys. Materials Chemistry and Physics. 67:85-91. 2001
- Lumley RNMorton AJPolmear IJ. Enhanced creep resistance in underaged aluminum alloys. Journal of Metastable and Nanocrystalline Materials. 331. 2000
- Lumley RNSercombe TBSchaffer GM. Surface oxide and the role of magnesium during the sintering of aluminum. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 30:457-463. 1999
- Lumley RSchaffer G. The effect of additive particle size on the mechanical properties of sintered aluminium-copper alloys. Scripta Materialia. 39:1089-1094. 1998
- Lumley RNSchaffer GB. The effect of solubility and particle size on liquid phase sintering. Scripta Materialia. 35:589-595. 1996
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book
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chapter
- Lumley R. Heat treatment of aluminium alloys. 2190-2203. 2014
- Lumley RN. Progress on the heat treatment of high pressure die castings. 262-303. 2010
- Lumley RN. The potential for cost and weight reduction in transport applications through the use of heat treated aluminum high pressure diecastings. 51-78. 2010
- Lumley RMorton APolmear I. Nanoengineering of metallic materials. 219-250. 2006
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conference paper
- Lumley R. Are the mechanical properties of high pressure die-castings directional?. Proceedings 51st Australian Foundry Conference and the 16th ADCA Die Casting Conference, Geelong, Australia, 2016. 2016
- Lumley R. Damage Tolerance in Aluminium High Pressure Die-castings and Its Implications on Safety Critical Vehicle Components. Proceedings of the 4th International Conference Sustainable Automotive Technologies 2012. 11-16. 2012
- Lumley R. Derivation and Experimental Validation of a Quality Model for Investment Cast A357 Alloy. Transactions of the American Foundry Society. 223-229. 2011
- Lumley R. Design of secondary alloy compositions for high performance aluminium pressure diecastings. Journal of Metastable and Nanocrystalline Materials. 247-255. 2011
- Lumley RNGershenzon MGunasegaram DR. Alloy Design for Enhancing the Fracture Resistance of Heat Treated High Pressure Die-Castings. Journal of Metastable and Nanocrystalline Materials. 954-957. 2010
- Leary MMazur MLumley RSubic A. An integrated case study of material selection, testing and optimization. DS 58-7: Proceedings of ICED 09, the 17th International Conference on Engineering Design. 345-356. 2009
- Lumley RN. Weight reduction from high strength aluminum die-castings. SAE Technical Papers. 2009
- Lumley RNGershenzon MGunasegaram DR. Alloy Design for Heat Treatment of High Pressure Diecastings. Journal of Metastable and Nanocrystalline Materials. 331-339. 2009
- Polmear IJLumley RN. Solute Partitioning to Enhance Mechanical Properties of Aged Aluminium Alloys. Journal of Metastable and Nanocrystalline Materials. 487-491. 2009
- Lumley RN. The Potential for use of Heat Treated Aluminum High Pressure Die-Castings in Engine Applications. SAE Technical Papers. 2008
- Lumley RN. A Preliminary Evaluation on the Fracture Toughness of Heat Treated Aluminium High Pressure Diecastings. Advanced Materials Research. 141-146. 2008
- Lumley RNGriffiths JR. Fatigue Resistance of Heat Treated Aluminium High Pressure Die-Castings. Advanced Materials Research. 99-104. 2008
- Lumley RN. Self healing in metals; an emerging phenomenon in metallurgy. Materials Forum. 40-51. 2007
- Somoza AMacchi CELumley RNPolmear IJDupasquier AFerragut R. Role of vacancies during creep and secondary precipitation in an underaged Al-Cu-Mg-Ag alloy. Physica Status Solidi C: Current Topics in Solid State Physics. 3473-3476. 2007
- Lumley RN. The application of novel heat treatments for aluminum high pressure die castings to industrially produced components. 16th International Federation for Heat Treatment and Surface Engineering Congress. 2007
- Lumley RNGunasegaram DRGershenzon MO'Donnell RG. The effect of alloying elements on the heat treatment response of aluminium high pressure die-castings. 16th International Federation for Heat Treatment and Surface Engineering Congress. 2007
- Lumley RNO'Donnell RGGunasegaram DRGivord M. Blister Free Heat Treatment of High Pressure Die-Casting Alloys. Journal of Metastable and Nanocrystalline Materials. 351-358. 2006
- Lumley RNBuha JPolmear IJMorton AJCrosky A. Secondary Precipitation in Aluminium Alloys & Its Role in Modern Heat Treatment . Journal of Metastable and Nanocrystalline Materials. 283-290. 2006
- Lumley RNPolmear IJMorton AJ. Temper developments using secondary ageing. Materials Forum. 85-95. 2004
- Lumley RNPolmear IJMorton AJ. Development of properties during secondary ageing of aluminium alloys. Journal of Metastable and Nanocrystalline Materials. 303-308. 2003
- Lumley RNPolmear IJMorton AJ. Control of secondary precipitation to improve the performance of aluminium alloys. Journal of Metastable and Nanocrystalline Materials. 893-898. 2002
- Lumley RNPolmear IJMorton AJ. Novel ageing treatments to enhance mechanical properties of aluminium alloys. Advances in the Metallurgy of Aluminum Alloys. 248-254. 2001
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other publication
- Lumley R. A heat treatment process which doubles strength in aluminium die-cast parts. Foundry Trade Journal International. 106-107. 2013