Dimensional analysis, fragility curves, seismic risk

Malaga-Chuquitaype, C., Psaltakis, M. E., Kampas, G. and Wu, J. (2019) Dimensionless fragility analysis of seismic acceleration demands through low-order building models. Bulletin of Earthquake Engineering, 17 (7). pp. 3815-3845. ISSN 1570-761X (Print), 1573-1456 (Online) (doi:10.1007/s10518-019-00615-2)

Extraterrestrial structures; Regolith; Inflatable structures; Additive manufacturing; Strong ground motions

Kalapodis, Nikolaos, Kampas, Georgios and Ktenidou, Olga-Joan (2020) A review towards the design of extraterrestrial structures: From regolith to human outposts. Acta Astronautica, 175. pp. 540-569. ISSN 0094-5765 (doi:10.1016/j.actaastro.2020.05.038)

Finite Element Analysis; Hardening Soil Model; Horseshoe shape tunnel; Seismic Analysis; EERA

Kampas, Georgios, Knappett, Jonathan A., Brown, Michael J., Anastasopoulos, Ioannis, Nikitas, Nikolaos, Alonso-Rodriguez, Andres and Fuentes, Raul (2018) Suitability of equivalent linear soil models for analysing the seismic response of a concrete tunnel. In: 16th European Conference in Earthquake Engineering, 18 - 21 June 2018, Thessaloniki, Greece.

Inerters; seismic isolation; smart structures; inertoelasticity; seismic protection; bridges

Makris, Nicos and Kampas, Georgios (2016) Seismic protection of structures with supplemental rotational inertia. Journal of Engineering Mechanics, 142 (11):04016089. ISSN 0733-9399 (Print), 1943-7889 (Online) (doi:10.1061/(ASCE)EM.1943-7889.0001152)

Modal period; Equivalent linear analysis; System identification; Time–frequency analysis; Yielding structures; Statistical linearization

Makris, Nicos and Kampas, Georgios (2012) Estimating the “Effective Period” of Bilinear Systems with Linearization Methods, Wavelet and Time-Domain Analysis: From Inelastic Displacements to Modal Identification. Soil Dynamics and Earthquake Engineering, 45. pp. 80-88. ISSN 0267-7261 (doi:10.1016/j.soildyn.2012.11.007)

Numerical modelling; seismic analysis; tunnel design; nonlinear behaviour; horseshoe section; lining forces; post-earthquake settlements

Kampas, Georgios, Knappett, Jonathan, Brown, Michael, Anastasopoulos, Ioannis, Nikitas, Nikolaos and Fuentes, Raul (2018) The effect of tunnel lining modelling approaches on the seismic response of sprayed concrete tunnels in coarse-grained soils. Soil Dynamics and Earthquake Engineering, 117. pp. 122-137. ISSN 0267-7261 (doi:10.1016/j.soildyn.2018.11.018)

Seismic Isolation; Equivalent Linearization; Bilinear Behavior; System Identification; Health Monitoring; Earthquake Protection

Makris, Nicos and Kampas, Georgios (2013) The engineering merit of the “Effective Period” of bilinear isolation systems. Earthquakes and Structures, 4 (4). pp. 397-428. ISSN 2092-7614 (doi:10.12989/eas.2013.4.4.397)

Seismic Isolation; Modal Identification; Dynamic Response; Bilinear Behavior; Time-Frequency Analysis; Bridge; Earthquake Engineering; Prediction Error Method; Structural Health Monitoring Seismic Isolation; Modal Identification; Dynamic Response; Bilinear Behavior; Time-Frequency Analysis; Bridge; Earthquake Engineering; Prediction Error Method; Structural Health Monitoring

Kampas, Georgios and Makris, Nicos (2016) Modal identification of seismically isolated bridges with piers having different heights. International Journal of Sustainable Materials and Structural Systems, 2 (1/2). pp. 113-133. ISSN 2043-8621 (doi:10.1504/IJSMSS.2015.078332)

Seismic isolation; Bridges; Eigenvalues; System identification; Self similarity; Dynamic response

Kampas, Georgios and Makris, Nicos (2011) Transverse versus longitudinal eigenperiods of multispan seismically isolated bridges. Journal of Structural Engineering, 138 (2). pp. 193-204. ISSN 0733-9445 (Print), 1096-9845 (Online) (doi:10.1061/(ASCE)ST.1943-541X.0000436)

Viscoelasticity; Relaxation modulus; Causality; Hilbert transform; Retardation fluidity; Jeffreys fluid

Makris, Nicos and Kampas, Georgios (2009) Analyticity and causality of the three-parameter rheological models. Rheologica Acta, 48. pp. 815-825. ISSN 0035-4511 (Print), 1435-1528 (Online) (doi:10.1007/s00397-009-0374-8)

extraterrestrial structures; regolith; inflatable structures; additive manufacturing; strong ground motions

Kalapodis, Nicos, Kampas, Georgios and Ktenidou, Olga-Joan (2020) A review towards the design of extraterrestrial structures: from regolith to human outposts. Acta Astronautica, 175. pp. 540-569. ISSN 0094-5765 (Print), 1879-2030 (Online) (doi:10.1016/j.actaastro.2020.05.038)

seismic analysis; low-gravity conditions; minimum thickness; failure mechanism; extraterrestrial structures

Kampas, G., Kalapodis, N., McLean, T. and Málaga-Chuquitaype, C. (2020) Limit-state analysis of parabolic arches subjected to inertial loading in different gravitational fields using a variational formulation. Engineering Structures, 228:111501. ISSN 0141-0296 (doi:10.1016/j.engstruct.2020.111501)

seismic isolation; bilinear behavior; system identification; wavelet analysis

Kampas, Georgios and Makris, Nicos (2012) Time and frequency domain identification of seismically isolated structures: advantages and limitations. Earthquakes and Structures, 3:3-4. pp. 249-270. ISSN 2092-7614 (doi:10.12989/eas.2012.3_3.249)

seismic isolation; bridge; eigenvalues; system identification; self-similarity; dynamic response

Makris, Nicos, Kampas, Georgios and Angelopoulou, Dimitra (2009) The eigenvalues of isolated bridges with transverse restrains at the end abutments. Earthquake Engineering and Structural Dynamics, 39 (8). pp. 869-886. ISSN 0098-8847 (Print), 1096-9845 (Online) (doi:10.1002/eqe.971)

seismic stability, rocking blocks, bridges, ancient monuments, seismic protection

Makris, Nicos and Kampas, Georgios (2016) Size versus slenderness: Two competing parameters in the seismic stability of free-standing rocking columns. Bulletin of the Seismological Society of America, 106 (1). pp. 104-122. ISSN 0037-1106 (doi:10.1785/0120150138)

shallow moonquakes; lunar ground motions; seismic design

Ktenidou, Olga-Joan, Zalachoris, Georgios and Kampas, Georgios (2019) Shallow moonquakes database. [Dataset] (Unpublished)

structural dynamics, low gravity, rocking, extraterrestrial structures

Kalapodis, Nikolaos, Kampas, Georgios and Ktenidou, Olga-Joan (2019) Revisiting the fundamental structural dynamic systems: the effect of low gravity. Archive of Applied Mechanics, 89 (9). pp. 1861-1884. ISSN 0939-1533 (Print), 1432-0681 (Online) (doi:10.1007/s00419-019-01548-7)

structural identification; bridges; embankments; damping; earthquake engineering

Kampas, Georgios and Makris, Nicos (2011) Modal identification of freeway overcrossings with soil-structure interaction: A case study. Structural Control and Health Monitoring, 20 (3). pp. 304-319. ISSN 1545-2255 (Print), 1545-2263 (Online) (doi:10.1002/stc.494)

system identification, simplified models, tunnel seismic response, closed-form solutions, structural monitoring

Alonso-Rodriguez, Andres, Nikitas, Nikolaos, Knappett, Jonathan, Kampas, Georgios, Anastasopoulos, Ioannis and Fuentes, Raul (2018) System identification of tunnel response to ground motion considering a simplified model. Frontiers in Built Environment, 4:39. pp. 1-11. ISSN 2297-3362 (Online) (doi:10.3389/fbuil.2018.00039)

tunnelling, settlements, lining forces, seismic analysis, construction process

Kampas, G., Knappett, J.A., Brown, M.J., Anastasopoulos, I., Nikitas, N. and Fuentes, R. (2019) Implications of volume loss on the seismic response of tunnels in coarse-grained soils. Tunnelling and Underground Space Technology, 95:103127. ISSN 0886-7798 (doi:10.1016/j.tust.2019.103127)