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Structures Research Group

 

Biography

2017 Adjunct Assistant Professor, University of Central Florida, U.S.
2014-16    Post-Doctoral Researcher Scholar, University of Central Florida, U.S. & University of Patras, Greece
2013 Doctorate, University of Patras, Greece
2005-15 Chartered Structural/Civil Engineer

Research

Ageing Infrastructure

Smart Bridges

Advanced Sensing (fibre optics, acoustic emission sensors)

Structural Analysis of Masonry/Historic structures

Signal Processing and Data Analytics

Structural Dynamics

Publications

Key publications: 

RECENT PUBLISHED WORK ON SMART BRIDGES

Alexakis H., A. Franza, S. Acikgoz and M. DeJong (2019), “Monitoring bridge degradation using dynamic strain, acoustic emission and environmental data”, International Conference on Smart Infrastructure and Construction, University of Cambridge. DOI: 10.17863/CAM.38694

Alexakis H., A. Franza, S. Acikgoz and M. DeJong (2019), “A multi-sensing monitoring system to study deterioration of a railway bridge”, 9th International Conference on Structural Health Monitoring of Intelligent Infrastructure (SHMII-9), St. Louis, Missouri, USA. DOI: 10.17863/CAM.38633

Alexakis H., A. Franza, S. Acikgoz and M. DeJong (2019), “Structural Health Monitoring of a masonry viaduct with Fibre Bragg Grating sensors”, IABSE SYMPOSIUM GUIMARÃES 2019, Towards a Resilient Built Environment Risk and Asset Management, pp. 1560-1567. DOI: 10.17863/CAM.38693

Sam Cocking, H Alexakis, M. DeJong (2019), “Measurement of the flow of force in a skewed masonry arch bridge using fibre optic sensing”, 9th International Conference on Structural Health Monitoring of Intelligent Infrastructure (SHMII-9), St. Louis, Missouri, USA

Acikgoz S., H Alexakis, S. Ye, A. Franza and M. DeJong (2019), “The Marsh Lane Railway Viaduct: 2 years of monitoring with combined sensing and surveying technologies”, 9th International Conference on Arch Bridges

PEER-REVIEWED JOURNAL PUBLICATIONS

Alexakis H. and N. Makris (2018), “Minimum Uplift Horizontal Acceleration of the Single-Nave Barrel Vault and the Rocking Frame”, International Journal of Geoengineering Case Histories, Vol 4(4), 275-288. DOI: 10.4417/IJGCH-04-04-04

Alexakis H. and N. Makris (2017), “The Hinging Mechanisms of the Single-Nave Barrel-Vault Subjected to Lateral and Gravity Loads”, Journal of Structural Engineering, ASCE, Vol 143(6). DOI: 10.1061/(ASCE)ST.1943-541X.0001762

Makris N. and H. Alexakis (2015), “Limit equilibrium analysis of masonry buttresses and towers under lateral and gravity loads”, Archive of Applied Mechanics, Vol 85(12), 1915-1940. DOI: 10.1007/s00419-015-1027-2

Alexakis H. and N. Makris (2015), “Limit Equilibrium Analysis of Masonry Arches”, Archive of Applied Mechanics, Vol 85(9), 1363-1381. DOI: 10.1007/s00419-014-0963-6

Alexakis H. and N. Makris (2014), “Limit Equilibrium Analysis and the Minimum Thickness of Circular Masonry Arches to Withstand Lateral Inertial Loading”, Archive of Applied Mechanics, Vol 84(5), 757-772. DOI: 10.1007/s00419-014-0831-4

Alexakis H. and N. Makris (2013) “Minimun Thickness of Elliptical Masonry Arches”, Acta Mechanica, Vol 224(12), 2977-2991. DOI: 10.1007/s00707-013-0906-2

Makris N. and H. Alexakis (2013), “The Effect of Stereotomy on the Shape of the Thrust-Line and the Minimum Thickness of Semicircular Masonry Arches”, Archive of Applied Mechanics, Vol 83(10), 1511-1533. DOI: 10.1007/s00419-013-0763-4

Alexakis H. and N. Makris (2013), “Structural Stability and Bearing Capacity Analysis of the Tunnel-Entrance to the Stadium of Ancient Nemea”, International Journal of Architectural Heritage: Conservation, Analysis, and Restoration, Vol 7, 673-692. DOI: 10.1080/15583058.2012.662262

Other publications: 

CONFERENCES

Alexakis H. and N. Makris (2019) “Comparison of the Uplift Horizontal Acceleration of the Single-Nave Barrel Vault and the Rocking Frame” EMI2019 - Engineering Mechanics Institute Conference, Caltech, California, Paper n. 104.

Alexakis H., A. Franza, S. Acikgoz and M. DeJong (2018), “Structural Health Monitoring of the Marsh Lane Viaduct in Leeds with Fibre Bragg Grating sensors”, Symposium on Fibre Optic and Photonic Sensors for Industrial and Healthcare Applications, Grasmere, UK, October 15-18 (invited lecture)

Makris N. and H. Alexakis (2018), “The multiple neighboring solutions for the minimum thickness of a masonry arch”, 10th European Solid Mechanics Conference, Bologna, Italy, July 2-6 (invited lecture)

Makris N. and H. Alexakis (2016), “Elongation and Shear Failure Analysis of Masonry Buttresses and Towers subjected to Lateral and Gravity Loads”, 1st International Conference on Natural Hazards & Infrastructure, 28-30 June, 2016, Chania, Greece

Alexakis H. and N. Makris (2015), “Limit equilibrium analysis and the minimum thickness of elliptical masonry arches”, 12th North American Masonry Conference, Denver, Colorado, May 17-20, Paper No.218

Makris N. and H. Alexakis (2014), “The effect of stereotomy on the shape of the thrust-line and the minimum thickness of masonry arches”, 9th International Masonry Conference, Guimarães, Portugal, 7-9 July, Paper No.1461

Makris N. and H. Alexakis (2014), “The effect of stereotomy on the shape of the thrust-line and the minimum thickness of masonry arches”, 2nd International Conference in Bridges (IBSBI), Athens, October 16-18, pp. 201-208

Makris N. and H. Alexakis (2013), “From Hooke’s “Hanging Chain” and Milankovitch’s “Druckkurven” to a variational formulation: The adventure of the thrust-line of masonry arches”, 8th German-Greek-Polish Symposium, Recent Advances in Mechanics, Goslar, Germany, September 9-13, pp. 53-54

Makris N. and H. Alexakis (2013), “From Hooke’s “hanging chain” and Milankovitch’s “druckkurven” to a Variational Formulation: in Search of the Minimum Thickness of Masonry Arches”, 10th HSTAM International Congress on Mechanics, Chania, Crete, Greece, 25- 27 May, Paper No.2

Makris N. and H. Alexakis (2012), “The effect of stereotomy on the minimum thickness of masonry arches: a variational formulation approach”. Int Jubilee Conf UACEG2012: Science & Practice, Sofia, November 15-17, pp. 273-278

Makris N. and H. Alexakis (2012), “From Hooke’s “Hanging Chain” and Milankovitch’s “Druckkurven” to a variational formulation: The adventure of the thrust-line of masonry arches”, Proceedings of the International Conference of Contemporary Problems of Mechanics and Applied Mathematics – MechAM2012, Novi Sad, Serbia, September 3-6, pp. 30-32

Alexakis H. and N. Makris (2011), “Structural Stability and Bearing Capacity analysis of the Tunnel-Entrance to the stadium of Ancient Nemea”, Proceedings of the 4th Japan – Greece Workshop on Seismic Design of Foundations, Innovations in Seismic Design, and Protection of Cultural Heritage, (eds. T. Tazoh and G. Gazetas), vol. II, Kobe, October 6-7, pp. 377-392

Alexakis H. and N. Makris (2009), “Assessment of the structural capacity of the tunnel entrance in the stadium of Ancient Nemea”, Proceedings of the 1st International Conference of Protection of Historical Buildings – PROHITECH 09 (ed. F. Mazzolani), vol. II, University of Naples “Federico II”, Rome, June 21-24, pp. 1431-1435

Alexakis H. and N. Makris (2009), “Structural Analysis of the Tunnel-Entrance to the stadium of Ancient Nemea”, 2nd National Conference of Restoration, ETEPAM, Athens, May 21-24, pp. 26-28

Bousias S.N., X. Palios, H. Alexakis, E. Strepelias, M.N. Fardis and S. Raftopoulos (2008), “Experimental and Analytical Study of Bridge Seismic Isolation Systems with or without Supplemental Energy”, 3rd National Conference on Earthquake Engineering and Seismology, Athens, November 5-7, Paper No. 2064

CHAPTERS IN BOOKS

Alexakis H. and N. Makris (2016), “Validation of the Discrete Element Method for the Limit Stability Analysis of Masonry Arches”, Computational Modeling of Masonry Structures Using the Discrete Element Method (Eds V. Sarhosis, K. Bagi, J.V. Lemos, G. Milani), IGI Global, pp. 292-325

TECHNICAL REPORTS

Makris N., H. Alexakis, G. Kampas, E Strepelias, C Kolonas and S. Bousias (2015), “Seismic protection of bridges via rocking of their piers which recenter with gravity”, Report series in EEAM 2015-01, University of Patras, Greece

Makris N. and H. Alexakis (2012), “From Hooke’s “Hanging Chain” and Milankovitch’s “Druckkurven” to a variational formulation: The adventure of the thrust-line of masonry arches”, Report series in EEAM 2012-02, University of Patras, Greece

Research Associate in Infrastructure Monitoring and Modelling
CSIC | Centre for Smart Infrastructure and Construction
NRFIS | National Research Facility for Infrastructure Sensing
Dr Haris  Alexakis
Not available for consultancy