By Emeritus Professor Ian Acworth

Conference Presentations

Cuthbert MO; Acworth I; Rau GC; Halloran L; Bernardi T, 2017, 'An objective frequency domain method for subsurface characterisation using Earth and atmospheric tides', presented at American Geophysical Union, Fall Meeting, New Orleans, 11 December 2017 - 15 December 2017

Rau GC; Acworth ; Halloran ; Timms ; Cuthbert ; Andersen , 2017, 'Using atmospheric and Earth tides as a natural tracer to hydraulically characterise groundwater systems', presented at Australasian Groundwater Conference, UNSW Sydney, Australia, 11 July 2017 - 13 July 2017

Cuthbert ; Rau GC; Halloran ; Andersen ; Acworth ; Tellam JH, 2017, 'A new approach to using streambed thermal signatures to charaterise spatio-temporal patterns of transitory groundwater-surface water interactions', presented at HydroEco 2017, University of Birmingham, UK, 18 June 2017 - 23 June 2017

Rau GC; Cuthbert MO; Andersen MS; Baker A; Rutlidge H; Markowska M; Roshan H; MARJO C; GRAHAM P; ACWORTH I, 2015, 'What controls the cave drip water temperature? Analysis and implications for paleoclimate reconstruction from speleothems', presented at Australian Groundwater Conference, Canberra, 03 November 2015 - 05 November 2015

Cuthbert MO; Acworth RI; Andersen MS; Larsen JR; McCallum AM; Rau GC; Tellam JH, 2014, 'Understanding three-dimensional stream-aquifer interactions in an ephemeral stream catchment and implications for groundwater recharge estimation', presented at 41st IAH International Congress "Groundwater : Challenges and Strategies", Marrakech, Morocco, 15 September 2014 - 19 September 2014

Iverach CP; Lowry D; France J; Fisher RE; Nisbet EG; Baker A; Acworth RI; Loh Z; Day S; Kelly BF, 2014, 'The Complexities of Continuous Air Monitoring in Attributing Methane to Sources of Production', presented at Australian Earth Science Convention 2014, Newcastle, Australia, 07 July 2014 - 10 July 2014, http://www.aesc2014.gsa.org.au/assets/Various-reg-partner-opp-workshop-summ-/AESC-Abstract-Proceedings.pdf

Rau GC; Frecker J; Andersen M; Undland N; Hofmann H; Gilfedder BS; Atkinson A; Cuthbert M; McCallum A; Roshan H; Cartwright I; Hollins S; Acworth I, 2014, 'Combining Radon and heat as tracers to characterise surface water and groundwater exchange pathways', presented at EGU General Assembly, Vienna, Austria, 27 April 2014 - 02 May 2014

Roshan H; andersen ; acworth , 2014, 'Evaluation of fiber optic distributed temperature sensing in characterization of borehole fractures: a laboratory experiment', presented at EGU General Assembly, Vienna, Austria, 27 April 2014 - 02 May 2014

Halloran LJ; Roshan H; Andersen MS; Acworth RI, 2013, 'Passive Surface Water-Groundwater Interaction Investigation with Coiled Distributed Temperature Sensing: a New Analytical Approach', presented at American Geophysical Union Fall Meeting, San Francisco, California, U.S.A., 09 December 2013 - 13 December 2013

Roshan H; Cuthbert ; andersen ; acworth , 2013, 'Validity of the local thermal equilibrium assumption in sediments: implications for the use of heat as a tracer', presented at American Geophysical Union Fall Meeting, San Francisco, California, U.S.A, 09 December 2013 - 13 May 2014

Halloran LJS; Roshan H; Rau G; McCallum A; Andersen MS; Acworth I, 2013, 'Effects of floods and groundwater pumping on hyporheic flows measured by coiled fibre-optic distributed temperature sensing', presented at 40th International Association of Hydrogeologists Congress, Perth, WA, 16 September 2013 - 20 September 2013

McCallum AM; Cuthbert MO; Roshan H; Rau GC; Andersen MS; Acworth RI, 2013, 'Estimating surface water goundwater intercations using temperature time series for non-uniform and transient conditions', presented at 40th IAH International Convention, Perth, Australia, 15 September 2013 - 20 September 2013

Rau GC; Andersen MS; McCallum AM; Roshan H; Cuthbert MO; Acworth RI, 2013, 'Heat as a Tracer of Groundwater Flow: Recent Advances and Future Challenges', presented at 40th IAH International Convention, Perth, Australia, 15 September 2013 - 20 September 2013

Roshan H; Young M. ; andersen ; acworth , 2013, 'Evaluating thermal response of fiber optic distributed temperature sensing', presented at 40th IAH convention, Perth, WA, Australia, 15 September 2013 - 20 September 2013

Roshan H; acworth , 2013, 'Pressure transmission test to measure thermo-osmotic conductivity in clay-rich rocks: concept and analytical solution', presented at 40th IAH convention, Perth, WA, Australia, 15 September 2013 - 20 September 2013

Rau GC; Andersen MS; Acworth RI, 2012, 'The effect of non-uniform flow in homogeneous sediment on velocity quantification using heat as a tracer', presented at American Geophysical Union Annual Fall Meeting, San Francisco, CA, USA, 02 December 2012 - 07 December 2012

Acworth RI; McCallum A; Rau GC; Andersen MS, 2012, 'Tree-water use and groundwater level changes in an unconfined alluvial aquifer at Maules Creek, Narrabri, NSW, Australia', presented at International Association of Hydrogeologists, Niagarra Falls, 16 September 2012 - 21 September 2012

Andersen MS; McCallum AM; Giambastiani B; Rau GC; Kelly BFJ; Acworth RI; Meredith KT, 2012, 'Investigations of surface water groundwater interactions in a water stressed semi-arid cattchment', presented at Groundwater - Surface water Interactions Workshop, Canberra, ATC Australia, 27 March 2012 - 28 March 2012

Andersen MS; Rau GC; McCallum A; Meredith K; Acworth RI, 2011, 'Constraining water fluxes through the streambed of a semi-arid losing stream using natural tracers: heat and radioisotopes', presented at AGU Fall Meeting, San Francisco, 05 December 2011 - 09 December 2011, http://www.agu.org/meetings/abstract_db.shtml

Rau GC; Andersen MS; Acworth RI, 2011, 'Is thermal dispersivity significant for the use of heat as a tracer?', presented at AGU Fall Meeting, San Francisco, 05 December 2011 - 09 December 2011, http://www.agu.org/meetings/abstract_db.shtml

Andersen MS; Rau GC; McCallum A; Acworth RI, 2011, 'Redox processes and arsenic release in the streambed of a semi-arid losing stream', presented at AGU Fall Meeting, San Francisco, 05 December 2011 - 09 December 2011, http://www.agu.org/meetings/abstract_db.shtml

McCallum A; Andersen MS; Rau GC; Acworth RI, 2011, 'Using Combined Temperature, Flow and Level Data to Investigate River-Aquifer Interaction Scaling Issue', presented at AGU Fall Meeting, San Francisco, 05 December 2011 - 09 December 2011, http://www.agu.org/meetings/abstract_db.shtml

Andersen MS; Rau GC; McCallum A; Meredith K; Acworth RI, 2011, 'Groundwater recharge and geochemical processes in a semi-arid losing stream using temperature, isotopes and geochemistry.', presented at 11th Australasian Environmental Isotope Conference & 4th Australasian Hydrogeology Research Conference, Cairns, Queensland, Australia, 12 July 2011 - 14 July 2011, http://www.jcu.edu.au/ees/seminars/JCUPRD1_065100.html

Timms WA; Whelan M; Anna KG; Acworth RI, 2010, 'Centrifuge permeameter testing, cores, bores and geophysics for characterising aquitards and leaks.', presented at Groundwater 2010, Canberra, ATC, Australia, 31 October 2010 - 04 November 2010

Andersen MS; Rau GC; Mccallum AM; Acworth RI, 2010, 'On the Temporal Variability of Streambed Hydraulic Conductivity', presented at Groundwater 2010, Canberra, ATC, Australia, 31 October 2010 - 04 November 2010, http://www.groundwater2010.com/

Andersen MS; Rau GC; Mccallum AM; Acworth RI, 2010, 'Investigations of surface water groundwater interactions in a water stressed semi-arid catchment', presented at University of Copenhagen Geocenter seminar, Copenhagen, Denmark, 24 September 2010

McCallum A; Andersen MS; Rau GC; Acworth RI, 2010, 'Investigation of surface water-groundwater interactions and temporal variability of streambed hydraulic conductivity using streambed temperature data', presented at XXXVIII - IAH Congress, Krakow, Poland, 12 September 2010 - 17 September 2010, http://home.agh.edu.pl/~iah2010/extab/ext-abstract/320-iah2010_mccallum.pdf

Rau GC; Andersen MS; Acworth RI, 2010, 'Uncertainty of vertical streambed seepage rates under realistic field conditions using diel temperature fluctuations', presented at 38th IAH Congress, Krakow, Poland, 12 September 2010 - 17 September 2010

Andersen MS; Acworth RI, 2010, 'Water quality and ecological implications of changing dynamics in surface water groundwater interactions', presented at USGS seminar, Menlo Park, CA, USA, 15 July 2010

McCallum AM; Andersen MS; Kelly B; Giambastiani B; Acworth RI, 2009, 'Hydrologic Investigation of River Aquifer Interactions in the Namoi River', presented at Cotton Catchment Communities CRC, 2009 Maules Creek Groundwater Forum, Maules Creek, NSW, 20 November 2009

Rau GC; Andersen MS; McCallum AM; Acworth RI, 2009, 'Investigating Testing Methods Using Natural Heat as a Tracer to Quantify Surface Water Groundwater Connectivity: Maules Creek, NSW', presented at Cotton Catchment Communities CRC, 2009 Science Forum, Narrabri, NSW, 17 August 2009 - 19 August 2009

Rau GC; Andersen MS; McCallum AM; Acworth RI, 2009, 'Field investigation using natural heat as a tracer to quantify surface water groundwater connectivity in Maules Creek, NSW, Australia', presented at Joint IAHS & IAH Convention, Hyderabad, India

Kelly B; Giambastiani B; The C; Acworth RI, 2008, 'The Use of Field Data for Development of Conceptual Models', presented at 1st SW-GW Interactions Workshop: Introduction to Modelling Approaches, Centre for Groundwater Studies Workshop, Sydney, 01 September 2008 - 03 September 2008

Kelly B; Acworth RI, 2006, 'Resistivity Imaging of Deep Drainage Under Irrigated Cotton', presented at Trends in Environmental Research Seminar series, University of Technology, Sydney, 18 October 2006

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