Javier Ruiz Pérez

Javier Ruiz Pérez

Associate Professor
Profesor Titular

Departamento de Geodinámica, Estratigrafía y Paleontología
Facultad de CC. Geológicas
Universidad Complutense de Madrid
c/ José Antonio Novais, 12, 28040 Madrid (Spain)

arroba-simbolo-ios-interfaz-7_318-33567 jaruiz@geo.ucm.es
telefono-fijo_318-33263 +34 91 394 4821

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Research Interests




  • Martín-Herrero, Á., Romeo, I., Ruiz, J., Heatflow in Triton: Implications for heat sources poering recent geologic activity Planetary and Space Science 160, 19-25, 2018; doi: 10.1016/j.pss.2018.03.010


  • Egea-González, I., Jiménez-Díaz, A., Parro, L.M., López, V., Williams, J.-P., Ruiz, J. Thrust fault modeling and Late-Noachian lithospheric structure of the circum-Hellas region, Mars. Icarus 288, 53–68, 2017; doi: 10.1016/j.icarus.2017.01.028
  • Parro, L.M., Jiménez-Díaz, A., Mansilla, F., Ruiz, J. Present-day heat flow model of Mars. Scientific Reports 7, 45629, 2017; doi: 10.1038/srep45629
  • Parro, L.M., Ruiz, J., Pappalardo, R.T. Timing of chaotic terrain formation in Argadnel Regio, Europa, and implications for geological history. Planetary and Space Science 130, 24–29, 2016; doi: 10.1016/j.pss.2016.02.002


  • Tsige, M., Ruiz, J., Del Río, I.A., Jiménez-Díaz, A. Modeling of landslides in Valles Marineris, Mars, and implications for initiation mechanism. Earth, Moon, and Planets 118 (1), 15–26, 2016; doi: 10.1007/s11038-016-9488-z


  • Jiménez-Díaz, A., Ruiz, J., Kirby, J.F., Romeo, I., Tejero, R., Capote, R., Lithospheric structure of Venus from gravity and topography. Icarus 260, 215–231, 2015; doi: 10.1016/j.icarus.2015.07.020
  • López, V., Ruiz, J., Vázquez, A. Evidence for two stages of compressive deformation in a buried basin of Mercury. Icarus 254, 18–23, 2015; doi: 10.1016/j.icarus.2015.03.018


  • Egea-González, I., Ruiz, J. Influence of an insulating megaregolith on heat flow and crustal temperature structure of Mercury. Icarus, 232, 220–225, 2014; doi: 10.1016/j.icarus.2014.01.024
  • Jiménez-Díaz, A., Ruiz, J., Pérez-Gussinyé, M., Kirby, J.F., Álvarez-Gómez, J.A., Tejero, R., Capote, R. Spatial variations of effective elastic thickness of the lithosphere in Central America and surrounding regions. Earth and Planetary Science Letters 391, 55–66, 2014; doi: 10.1016/j.epsl.2014.01.042
  • Masters, A., Achilleos, N., Agnor, C.B., Campagnola, S., Charnoz, S., Christophe, B., Coates, A.J., Fletcher, L.N., Jones, G.H., Lamby, L., Marzari, F., Nettelmann, N., Ruiz, J., Ambrosi, R., Andre, N., Bhardwaj, A., Fortney, J.J., Hansen, C.J., Helled, R., Moragas-Klostermeyer, G., Orton, G., Ray, L., Reynaud, S., Sergis, N., Srama, R., Volwerk, M. Neptune and Triton: Essential pieces of the Solar system puzzle. Planetary and Space Science 104, 108–121, 2014; doi: 10.1016/j.pss.2014.05.008
  • Ruiz, J. The early heat loss evolution of Mars and their implications for internal and environmental history. Scientific Reports 4, 4338, 2014; doi: 10.1038/srep04338


  • Ruiz, J., Williams, J-P., Dohm, J.M., Fernández, C., López, V. Is Earth-based scaling a valid procedure for calculating heat flows for Mars? Icarus 226 (1), 536–540, 2013; doi: 10.1016/j.icarus.2013.06.012
  • Ruiz, J., López, V., Egea-González, I. Paleo-heat flows, radioactive heat generation, and the cooling and deformation history of Mercury. Icarus 225 (1), 86–92, 2013; doi: 10.1016/j.icarus.2013.02.033


  • Egea-Gonzalez, I., Ruiz, J., Fernandez, C., Williams, J.P., Marquez, A., Lara, L.M., Depth of thrust faulting and ancient heat flows in the Kuiper region of Mercury from lobate scarp topography. Planetary and Space Science 60 (1), 193-198, 2012; doi: 10.1016/j.pss.2011.08.003
  • Jiménez-Díaz, A., Ruiz, J., Villaseca, C., Tejero, R., Capote, R. The thermal state and strength of the lithosphere in the Spanish Central System and Tajo Basin from crustal heat production and thermal isostasy. Journal of Geodynamics 58, 29–37, 2012; doi: 10.1016/j.jog.2012.01.005
  • Ruiz, J., López, V., Dohm., J.M., Fernández, C. Structural control of scarps in the Rembrandt region of Mercury. Icarus 219, 551–514, 2012; doi: 10.1016/j.icarus.2012.03.030


  • Gomez-Ortiz, D., Agarwal, B.N.P., Tejero, R., Ruiz, J. Crustal structure from gravity signature in the Iberian Peninsula. Geological Society of America Bulletin 123, 1247–1257, 2011; doi: 10.1130/B30224.1
  • Ruiz, J., McGovern, P.J., Jiménez-Diaz, A., López, V., Williams, J.P., Hahn, B.C., Tejero, R. The thermal evolution of Mars as constrained by paleo-heat flows. Icarus 215 (2), 508–517, 2011; doi: 10.1016/j.icarus.2011.07.029
  • Ruiz, J. Giant impacts and the initiation of plate tectonics on terrestrial planets. Planetary and Space Science, 59 (8), 749–753, 2011; doi: 10.1016/j.pss.2011.02.014
  • Williams, J.P., Ruiz, J., Rosenburg, M.A., Aharonson, O., Phillips, R.J. Insolation driven variations of Mercury’s lithospheric strength. Journal of Geophysical Research 116, 1–13, 2011; doi: 10.1029/2010JE003655


  • Ruiz, J. Equilibrium convection on a tidally heated and stressed icy shell of Europa for a composite water ice rheology. Earth, Moon and Planets 107, 157–16, 2010; doi: 10.1007/s11038-010-9357-0


  • Ruiz, J., Álvarez-Gómez, J.A., Tejero, R., Sánchez, N. Heat flow and thickness of a convective ice shell on Europa for grain size-dependent rheologies, Icarus 190 (1), 145–154, 2007; doi: 10.1016/j.icarus.2007.03.015
  • Ruiz, J., Montoya, L., López, V., Amils, R. Thermal diapirism and the habitability of the icy shell of Europa. Origins of Life and Evolution of Biospheres 37, 287– 295, 2007; doi: 10.1007/s11084-007-9068-3
  • Ruiz, J. The heat flow during the formation of ribbon terrains on Venus. Planetary and Space Science 55 (14), 2063–2070, 2007; doi: 10.1016/j.pss.2007.05.003


  • Ruiz, J., Tejero, R., McGovern, P.J. Evidence for a differentiated crust in Solis Planum, Mars, from lithospheric strength and heat flow. Icarus 180 (2), 308–313, 2006; doi: 10.1016/j.icarus.2005.09.010
  • Ruiz, J., McGovern, P.J., Tejero, R. The early thermal and magnetic state of the cratered highlands of Mars. Earth and Planetary Science Letters 241 (1-2), 2–10, 2006; doi: 10.1016/j.epsl.2005.10.016
  • Ruiz, J., Gómez-Ortiz, D., Tejero, R. Effective elastic thicknesses of the lithosphere in the Central Iberian Peninsula from heat flow: Implications for the rheology of the continental lithospheric mantle. Journal of Geodynamics 41 (5), 500–509, 2006; doi: 10.1016/j.jog.2006.01.005

Current research Projects

Previous Positions