Dublin Institute for Advanced Studies contact@dias.ie 00353 (0) 16140100

Presentations 2007

Talks and papers presented at conferences and seminars

HADES (Hatton Deep Seismic)

A. Chabert, C. Ravaut, P.W. Readman, B.M O’Reilly, P.M. Shannon. Wide-angle seismic imaging of the Hatton Basin (North Atlantic). 50th Annual Irish Geological Research Meeting, School of Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, 23-25 February

RAPIDS (Rockall and Porcupine Irish Deep Seismic) and PIMS (Porcupine Irish Margins)

F. Hauser, B.M. O’Reilly and P.W. Readman. The Porcupine Irish Margins Project: First data examples from an onshore/offshore seismic experiment in SW Ireland. 50th Annual Irish Geological Research Meeting, School of Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, 23-25 February

B.M. O’Reilly, F. Hauser, P.W. Readman and P.M. Shannon. Seismic evidence for mantle exhumation and serpentinisation in the Porcupine Basin. 50th Annual Irish Geological Research Meeting, School of Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, 23-25 February

P.W. Readman, F. Hauser, B.M. O’Reilly, V.C. Do and H.-M. Rumpel. Constraints on crustal structure in SW-Ireland from shear-wave refraction and density data. 50th Annual Irish Geological Research Meeting, School of Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, 23-25 February.

F. Hauser, O’Reilly, B.M.; Readman, P.W.; Do, V.C.; Rumpel, H.-M. S-wave and density structure along two wide-angle lines in SW-Ireland. European Geosciences Union meeting, Vienna, Austria, 16-20 April.

ISLE (Irish Seismological Lithospheric Experiment)

Ritter, J.R.R.; Landes, M.; Wawerzinek, B.; Readman, P.W.; O’Reilly, B.M.; Do, V.C. Lithosphere-Asthenosphere System Underneath Ireland. European Geosciences Union meeting, Vienna, Austria, 16-20 April.

Do, V.C.; Readman, P.W.; O’Reilly, B.M.; Hauser, F. Shear-wave splitting results from southwest Ireland: Deep-source anisotropy revealed. European Geosciences Union meeting, Vienna, Austria, 16-20 April.

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PICASSO (The Program to Investigate the Cause of the Alboran-AtlaS System convective Overturn)

Jones, A.G., H. Thybo and P. Maguire, 2007. EuroArray: A proposal for imaging Europe in 4D by installation of an infrastructure to enable co-ordinated acquisition of teleseismic, MT, GPS and other geoscientific data across Europe. Contributed paper at: PICASSO MT Group Workshop, Barcelona, Spain, 16 February.

SAMTEX (Southern African Magnetotelluric Experiment)

Hamilton, M.P., A.G. Jones, R.L. Evans, M.R. Muller, M. Miensopust, C.J.S. Fourie, T. Ngwisanyi, D. Hutchins, S.F. Evans, A. Mountford, and the SAMTEX MT Team, 2007. Electrical and seismic anisotropy properties over Southern Africa. Contributed paper at: European Geosciences Union meeting, Vienna, Austria, 16-20 April

Jones, A.G., M.P. Hamilton, M. Miensopust, M.R. Muller, R.L. Evans, C.J.S. Fourie, T. Ngwisanyi, D. Hutchins, S.F. Evans, A. Mountford, and the SAMTEX Team, 2007. Lithospheric structure of Southern Africa deduced from the Southern African MT Experiment (SAMTEX) project. Contributed paper at: European Geosciences Union meeting, Vienna, Austria, 16-20 April

Muller, M.R., A.G. Jones, R.L. Evans, C. Hatton, M.P. Hamilton, M. Miensopust, A. Mountford, C.J.S. Fourie, D. Hutchins, T. Ngwisanyi and the SAMTEX Team, 2007. Constraints from broadband magnetotellurics and mantle xenolith geochemistry on lithospheric thickness and stabilisation age of the Rehoboth Terrane, southern Africa. Contributed paper at: European Geosciences Union meeting, Vienna, Austria, 16-20 April.

Jones, A.G., M.R. Muller, M.P. Hamilton, and the SAMTEX Team, 2007. SAMTEX results: Insights from co-operative interpretation of seismic and electromagnetic data. Invited keynote presentation at: AfricaArray Annual Workshop, University of the Witwatersrand, Johannesburg, South Africa, 17-18 July, 2007.

Hamilton, M. P., A.G. Jones, and the SAMTEX Team, 2007. Electrical and seismic anisotropy properties of the lithosphere in Southern Africa. Contributed paper at: GeolSoc200: Geological Society of London Bicentenary Conference, London, United Kingdom, 10-12 September, 2007.

Muller, M.R., A.G. Jones, R.L. Evans, X. Garcia, M.P. Hamilton, M. Miensopust, and the SAMTEX Team, 2007. Deep electrical resistivity structure of the Kaapvaal and Rehoboth terranes, Southern Africa, from broadband magnetotellurics, and implications for Archaean and Proterozoic lithospheric evolution. Contributed paper at: GeolSoc200: Geological Society of London Bicentenary Conference, London, United Kingdom, 10-12 September, 2007.

Jones, A.G., and the SAMTEX Team, 2007. Structure of southern Africa from deep-probing electromagnetic studies. Contributed paper at: GeolSoc200: Geological Society of London Bicentenary Conference, London, United Kingdom, 10-12 September, 2007.

Miensopust M.P., A.G. Jones, M.R. Muller, M.P. Hamilton, J.E. Spratt, X. Garcia, R.L. Evans, S.F. Evans, A. Mountford, W. Pettit, P. Cole , T. Ngwisanyi, D. Hutchins, C.J.S. Fourie, and the SAMTEX Team, 2007. Effects of the chosen strike angle on the two-dimensional modeling of magnetotelluric data. Contributed paper at: 22nd Colloquium on Electromagnetic Depth Research, Decin, Czech Republic, 1-5 October.

Hamilton, M.P., Jones, A.G., , Evans, R.L., Garcia, X, Muller, M.R., Miensopust, M. P. Spratt, J.E. Evans, S.F., Mountford, A., Pettit. W., Cole. P., Ngwisanyi, T., Hutchins. D., Fourie, C.J.S., and the SAMTEX Team. Electrical and seismic anisotropy of the Southern African lithosphere. SAGA (22-26 October), South Africa. Abstract.

Jones, A.G., Muller, M.R., Miensopust, M. P., Hamilton, M.P, Spratt, J.E., Garcia, X, Evans, R.L., Evans, S.F., Mountford, A., Pettit. W., Cole. P., Ngwisanyi, T., Hutchins. D., Fourie, C.J.S., and the SAMTEX Team. Southern African Magnetotelluric Experiment (SAMTEX): Project Overview and Regional Results. Invited Keynote Presentation at: Southern African Geophysical Association conference, Wild Coast, South Africa, 24-26 October. Abstract.

Miensopust, M. P., Jones, A.G., Muller, M.R., Hamilton, M.P., Spratt, J.E., Garcia, X., Evans, R.L., Evans, S.F., Mountford, A., Pettit. W., Cole. P., Ngwisanyi, T., Hutchins. D., Fourie, C.J.S., and the SAMTEX Team. Magnetotelluric profile across the Zimbabwe craton. SAGA (22-26 October), South Africa. Abstract.

Muller, M.R. , Jones, A.G., , Evans, R.L., Hatton, C., Garcia, X, Hamilton, M.P, Miensopust, M. P. Spratt, J.E. Evans, S.F., Mountford, A., Pettit. W., Cole. P., Ngwisanyi, T., Hutchins. D., Fourie, C.J.S., and the SAMTEX Team. Deep Electrical Resistivity structure of the Kaapvaal and Rehboth Terranes, Southern Africa, from Broadband Magnetotellurics, and implications for Archaean and Proterozoic Lithospheric Evolution. SAGA (22-26 October), South Africa. Abstract.

Spratt, J.E., Jones, A.G., Muller, M.R., Hamilton, M.P, Miensopust, M. P., Evans, R.L., Garcia, X, Evans, S.F., Mountford, A., Pettit. W., Cole. P., Ngwisanyi, T., Hutchins. D., Fourie, C.J.S., and the SAMTEX Team. Structural directions and dimensionality of the Damara Mobile Belt and neighbouring terranes. SAGA (22-26 October), South Africa. Abstract.

Miensopust M., A.G. Jones, C. Farquharson and the SAMTEX team. Three-Dimensional Forward Modeling of Magnetotelluric Data Over Cratonic Lithosphere and Attendent Geological Structures: Case Study of the Zimbabwe Craton. American Geophysical Union Fall Meeting, San Francisco (10-14 Dec). Abstract.

Jones, A.G., M.R. Muller, M.P. Miensopust, M.P. Hamilton, J.E. Spratt, X. Garcia, R.L. Evans, S.F. Evans, A. Mountford, W. Pettit, P. Cole, T. Ngwisanyi, D. Hutchins, C.J.S. Fourie, and the SAMTEX Team, 2007. Southern African lithospheric structures and geometries imaged by SAMTEX: Clues to Archean tectonic processes. Invited presentation at: American Geophysical Union Fall meeting, San Francisco (10-14 Dec).

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Marine MT

Garcia, X., A.G. Jones, X. Monteys and R.L. Evans, 2007. Overview of activities of the Marine EM group at DIAS. British Geophysical Association “New Advances in Geophysics” conference, “New Techniques and Discoveries in Marine Geophysics”, 8-9 February.

Garcia, X., R.L. Evans and X. Monteys. Using Controlled Source EM Methods to Constrain Physical Properties of the Uppermost Seafloor: An Example of Instrumentation and a Case Study from a Gas Pock-Mark Offshore Ireland. Second International Workshop on Marine Technology, MARTECH’07. Vilanova i la Geltrú, Barcelona, 2007.

Garcia, X., A.D. Chave and J.H. Filloux. A Permanent Seafloor Geomagnetic Observatory. Second International Workshop on Marine Technology, MARTECH’07. Vilanova i la Geltrú, Barcelona, 2007.

Garcia, X., X. Monteys, R.L. Evans and B. Kelleher. Geohazard identification and early reconnaissance for hydrocarbon potential using marine electromagnetic and high frequency acoustic methods. EGU General Assembly. Vienna, 2007.

Garcia, X., R.L. Evans, and X. Monteys. Using Controlled Source EM Methods to Constrain Physical Properties of the Uppermost Seafloor: An Example of Instrumentation and a Case Study from a Gas Pock-Mark Offshore Ireland. Invited talk, EAGE 69th Conference and Exhibition. London, 2007.

Garcia, X., X. Monteys, R.L. Evans and B. Kelleher. Geohazard identification and early reconnaissance for hydrocarbon potential using Marine Electromagnetic and High Frequency Acoustic methods. Seabed mapping workshop 2007. Dublin, 2007.

Garcia, X. INSS/INFOMAR Integration of Datasets: EM technology. Invited talk, Seabed mapping Workshop 2007. Dublin, 2007.

Garcia, X., A.G. Jones, X. Monteys and R.L. Evans. Overview of activities of the Marine EM group at DIAS. British Geophysical Association “New Advances in Geophysics” Conference, “New Techniques and Discoveries in Marine Geophysics”, Feb 8-9, 2007.

Other Topics and Projects

Jones, A.G., 2007. The hot and the cold: Northern Canadian and southern African early Earth tectonics. Seminar, Dublin Institute for Advanced Studies, 26 January.

Jones, A.G., H. Thybo and P. Maguire, 2007. EuroArray: A proposal for imaging Europe in 4D by installation of an infrastructure to enable co-ordinated acquisition of teleseismic, MT, GPS and other geoscientific data across Europe. Contributed paper at: PICASSO MT Group Workshop, Barcelona, Spain, 16 February, 2007.

Collins, L., J. Spratt, B. Higgs , and A.G. Jones. Looking down to look up: Results of a DC resistivity study of the grounds of Birr Caste, Co. Offaly, Ireland . 50th Annual Irish Geological Research Meeting, School of Environmental Sciences, University of Ulster, Coleraine, Northern Ireland, 23-25 February.

Jones. A.G. and the TOPO-Europe Team. TOPOEurope: Monitoring the changing Earth we live on. Contributed paper at: Irish Geological Research Meeting, University of Ulster Coleraine, United Kingdom, 24-25 February.

Jones, A.G., 2007. Knowledge of the continental lithosphere from electromagnetic studies. Invited keynote presentation at: Continental Lithosphere Workshop, Merrickville, Ontario, Canada, 7-10 March, 2007

Avdeeva, A.D., D.B. Avdeev, 3D MT Inversion with a Limited-Memory QN Method: Confirmation of Robustness, 23rd International Review of Progress in Applied Computational Electromagnetics, ACES, Verona, Italy, 19-23 March, 2007.

Jones, A.G., M. Moorkamp, and M.P. Hamilton, 2007. Structures and geometries in the continental lithosphere: Insights from joint inversion and co-operative interpretation of seismic and electromagnetic data. Invited paper at: European Geosciences Union meeting, Vienna, Austria, 16-20 April.

Moorkamp, M., A.G. Jones and D.W. Eaton, 2007. A lithosphere-scale relationship between electrical conductivity and seismic velocity in the Slave Craton? Contributed paper at: European Geosciences Union meeting, Vienna, Austria, 16-20 April.

Jones, A.G., M. Moorkamp, and M.P. Hamilton, 2007. Imaging the continental lithosphere using seismic and electromagnetic methods. TOPO-EUROPE Annual Workshop, Rome, Italy, 3-4 May, 2007

Unsworth, M., W. Wenbo, A.G. Jones and B. Denghai, 2007. Crustal and upper mantle rheology of the Tibetan plateau: New constraints from magnetotelluric data. Contributed paper at: 22nd Himalaya-Karakoram-Tibet Workshop, Hong Kong SAR, China, 22-25 May, 2007

Avdeeva, A.D., Numerical Studies on 3D Modelling and Inversion: Work in Progress, Earthquake Research Institute, University of Tokyo, Japan, 12 June, 2007.

Jones, A.G., 2007. Deep probing electromagnetic studies of cratons in southern Africa compared and contrasted with the results from the Slave and Superior cratons. Invited seminar presented at Department of Earth and Ocean Sciences, UBC, Vancouver, Canada. 28 June, 2007.

Moorkamp, M., A.G. Jones and D.W. Eaton, 2007. A lithosphere-scale relationship between electrical conductivity and seismic velocity in the Slave Craton. Contributed paper at: GeolSoc200: Geological Society of London Bicentenary Conference, London, United Kingdom, 10-12 September, 2007.

Avdeeva, A.D. M. Commer, G.A. Newman, Hydrocarbon Reservoir Detectability Study for Marine CSEM Methods: Time-Domain versus Frequency-Domain, SEG International Exposition and 77th Annual Meeting in San Antonio, Texas, USA, 23-28 September, 2007.

Avdeeva, A.D. D.B. Avdeev, Three-dimensional Magnetotelluric Inversion Using quasi-Newton Minimization, 4th International Symposium on Three-Dimensional Electromagnetics, Freiberg, Germany, 27-30 September, 2007.

Marti, A., M. Miensopust, A.G. Jones, P. Queralt, J. Ledo and A. Marcuello, 2007. Testing dimensionality of inverted models responses using WSINV3DMT code. Contributed paper at: 4th International Symposium on Three-Dimensional Electromagnetics, Freiberg, Germany, 27-30 September, 2007. Abstract.

Miensopust, M., and A.G. Jones, 2007. Testing of the 3D inversion routine engine – the 3D forward algorithm – by comparison with 2D forward modelling results.  Contributed paper at: 4th International Symposium on Three-Dimensional Electromagnetics, Freiberg, Germany, 27-30 September, 2007. Abstract.

Miensopust, M., A. Marti, and A.G. Jones, 2007. Inversion of synthetic data using WSINV3DMT code. Contributed paper at: 4th International Symposium on Three-Dimensional Electromagnetics, Freiberg, Germany, 27-30 September, 2007. Abstract.

Moorkamp M., A.G. Jones, and D.W. Eaton, 2007. Joint inversion with a genetic algorithm: Finding a model and assessing compatibility. Contributed paper at: 22nd Colloquium on Electromagnetic Depth Research, Decin, Czech Republic, 1-5 October.

Jones, A.G., 2007. Early Earth tectonics: Results from deep-probing electromagnetic studies on Archean cratons. Invited seminar, Department of Geology, University of Leicester, 11 October.

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