Miguel Ortuño

Professor of Physics · Universidad de Murcia

Publications

2026

  1. T. Choy and M. Ortuño From Faraday and Maxwell to Quantum Physics. The later story of the Electromagnetic Vector Potential in 100 Years of Quantum Mechanics: In Celebration of Heisenberg’s discoveries that laid the Foundations of Quantum Mechanics, World Scientific Publishing, Singapore (2026).
  2. Le Hong Hoàng To, A.M. Somoza, S. Sengupta, L. Dumoulin, L. Berge, S. Marnieros, C. A. Marrache-Kikuchi and M. Ortuño Extended hot-electron model and current bistability in insulating a-YxSi1−x films Physical Review Research 8, 023360 (2026). PDF

2022

  1. M. Ortuño. F. Estellés-Duart and A. M. Somoza Numerical simulations of variable-range hopping Phys. Status Solidi (b) 259, 2100340 (2022). PDF

2021

  1. V. Humbert, M. Ortuño, A.M. Somoza, L. Bergé, L. Dumoulin and C. A. Marrache-Kikuchi Overactivated transport in the localized phase of the superconductor-insulator transition Nature Communications 12, 6733 (2021). PDF
  2. P. Serna, M. Ortuño and A. M. Somoza Displacement transformations as a tool to study many-body localization Frontiers in Physics 9, 767001 (2021). PDF
  3. Elisa Palacios-Lidón, Jaime Colchero, Miguel Ortuno, Eduardo Colom, Ana M. Benito, Wolfgang K. Maser, and Andrés M. Somoza Nanoscale charge density and dynamics in graphene oxide ACS Materials Letters 3 (12), 1826-1831 (2021).

2020

  1. Benito Llorens J, Guillamón I, Serrano I G, Córdoba R, Sesé J, De Teresa J M, Ibarra M R, Vieira S, Ortuño M, Suderow H. Disordered hyperuniformity in superconducting vortex lattices Phys. Rev. Research 2, 033133 (2020).

2019

  1. M. Ortuño, A. M. Somoza and L. Rademaker Construction of many-Body eigenstates with displacement transformations in disordered systems Phys. Rev. B 100, 085115 (10pp) (2019). PDF
  2. Adam Lowe, Miguel Ortuno and Igor Valery Yurkevich Topological phase transition in superconductors with mirror symmetry Journal of Physics: Condensed Matter 32, No. 3, 035603 (2019).

2018

  1. F. Estelles-Duart, M. Ortuno, A. M. Somoza V. M. Vinokur and A. Gurevich Current-driven production of vortex-antivortex pairs in planar Josephson junction arrays and phase cracks in long-range order Scientific Reports 8, 15460(2018).

2017

  1. M. F. Orihuela, A. M. Somoza, J. Colchero, M. Ortuño and E. Palacios-Lidon Localized charge imaging with scanning Kelvin probe microscopy Nanotechnology 28, 025703 (2017).
  2. M. F. Orihuela, M. Ortuño, A. M. Somoza, J. Colchero, E. Palacios-Lidon, T. Grenet and J. Delahaye Charging of highly resistive granular metal films Phys. Rev. B 95, 205427 (2017).
  3. L. Rademaker, M. Ortuño and A. M. Somoza Many-Body localization from the perspective of Integrals of Motion Annalen der Physik 529, No. 7, 1600322 (2017). PDF

2016

  1. L. Rademaker and M. Ortuño Explicit Local Integrals of Motion for the Many-Body Localized State Phys. Rev. Lett. 116, No. 1, 010404 (2016). PDF
  2. M. Ortuño, E. Escasain, E. Lopez-Elvira, A. M. Somoza, J. Colchero and E. Palacios-Lidon Conducting polymers as electron glasses: surface charge domains and slow relaxation Scientific Reports 6, 21647 (2016).

2015

  1. M. Ortuño, A. M. Somoza, V. M. Vinokur and T. I. Baturina Electronic transport in two-dimensional high dielectric constant nanosystems Scientific Reports 5, 9667 (2015)
  2. A. M. Somoza, P. Le Doussal and M. Ortuño Unbinding transition in semi-infinite two-dimensional localized systems Phys. Rev. B 91, No.15, 155413 (2015).
  3. A M Somoza, M Ortuño, V Gasparian and M Pino Green functions of interacting systems in the strongly localized regime J. Phys.: Condens. Matter 27, 335503 (2015).
  4. A M Somoza, M Ortuño, T. I. Baturina and V. Vinokur Density of States of Two-Dimensional Systems with Long-Range Logarithmic Interaction Phys. Rev. B 92, 064201 (5pp) (2015).
  5. A. Nahum, J. T. Chalker, P. Serna, M. Ortuño and A. M. Somoza Deconfined Quantum Criticality, Scaling Violations, and Classical Loop Models Phys. Rev. X 5, No. 4, 041048 (21pp) (2015). PDF
  6. A. Nahum, P. Serna, J. T. Chalker, M. Ortuño and A. M. Somoza Emergent SO(5) Symmetry at the Neel to Valence-Bond-Solid Transition Phys. Rev. Lett. 115, No. 26, 267203 (2015).

2014

  1. M. Pino, M. Ortuño, A. M. Somoza and J. Prior Locating the Many-Body transition via the von Neumann entropy AIP Conference Proceedings 1610, 97 (2014).

2013

  1. A. Nahum, J. T. Chalker, P. Serna, A. M. Somoza and M. Ortuño Loop models with crossings Phys. Rev. B 87, No. 18, 184204 (2013).
  2. A. Nahum, J. T. Chalker, P. Serna, M. Ortuño and A. M. Somoza Length distributions in loop soups Phys. Rev. Lett. 111, No. 10, 100601 (2013).
  3. A. Nahum, J. T. Chalker, P. Serna, M. Ortuño and A. M. Somoza Phase transitions in three-dimensional loop models and the CPn−1 sigma model Phys. Rev. B 88, 134411 (2013).

2012

  1. M. Ortuño and A. M. Somoza Numerical studies of relaxation in Electron Glasses Journal of Physics: Conference Series 376, 012007 (2012).
  2. M. Pino, A. M. Somoza and M. Ortuño Quantum Coulomb gap Journal of Physics: Conference Series 376, 012006 (2012).
  3. O. del Barco and M. Ortuño Localization length of nearly periodic layered metamaterials Phys. Rev. A 86, No. 2, 023846 (2012).
  4. M. Pino, A. M. Somoza and M. Ortuño Quantum Coulomb gap Phys. Rev. B 86, No.9, 094202 (2012).

2011

  1. J. T. Chalker, M. Ortuño and A. M. Somoza Spin quantum Hall effect and plateau transitions in multilayer network models Phys. Rev. B 83, No 11, 115317 (2011).
  2. A. Nahum, J. T. Chalker, P. Serna, M. Ortuño and A. M. Somoza 3D Loop Models and the CPn−1 Sigma Model Phys. Rev. Lett. 107, 110601 (2011).
  3. M. Ortuño, A. M. Somoza, V. V. Mkhitaryan, and M. E. Raikh Phase diagram of weak-magnetic-field quantum Hall transition quantified from classical percolation Phys. Rev. B 84, No. 16, 165314 (2011).
  4. J. Bergli, A. M. Somoza and M. Ortuño Effects of many-electron jumps in relaxation and conductivity of Coulomb glasses Phys. Rev. B 84, No.17, 174201 (2011).

2010

  1. O. del Barco and M. Ortuño Slow-light transmission in one-dimensional periodic structures Phys. Rev. A 81, No. 2, 023833 (2010).
  2. M. Caravaca, A. M. Somoza and M. Ortuño Non-linear conductivity of two-dimensional Coulomb glasses Phys. Rev. B 82, No. 13, 134204 (2010).

2009

  1. M. Caravaca, A. M. Somoza and M. Ortuño Effective temperature in Coulomb glasses AIP Conf. Proc. 1091, 182 – 184 (2009).
  2. M. Ortuño, A. M. Somoza and J. T. Chalker Random Walks and Anderson Localisation in a Three-Dimensional Class C Network Model Phys. Rev. Lett. 102, 070603 (2009).
  3. D.L. Maslov, V.I. Yudson, A. M. Somoza and M. Ortuño Delocalization by disorder in layered systems Phys. Rev. Lett. 102, 216601 (2009). Selected for Virtual Journal of Nanoscale Science and Technology 19, 24 (2009).
  4. J. Prior, A. M. Somoza and M. Ortuño Conductance distribution in two-dimensional localized systems with and without magnetic fields European Physical Journal B 70, 513 – 521 (2009).
  5. M. Caravaca, A. Voje, J. Bergli, M. Ortuño and A. M. Somoza Non-linear conductivity in Coulomb glasses Ann. Phys. (Berlin) 18, No. 12, 873 – 876 (2009).
  6. J. Bergli, A. M. Somoza and M. Ortuño Study of two-electron jumps in relaxation of Coulomb glasses Ann. Phys. (Berlin) 18, No. 12, 877 – 881 (2009).
  7. A. M. Somoza, J. Prior, M. Ortuño and I. V. Lerner Crossover from diffusive to strongly localized regime in two-dimensional systems Phys. Rev. B 80, 212201 (2009).
  8. D.L. Maslov, V.I. Yudson, A. M. Somoza and M. Ortuño Conductivity of layered systems with planar and bulk disorders Physical Properties of Nanosystems, Eds. J. Bonca and S. Kruchinin, p. 259-267 (Springer, Dordrecht, 2009).

2008

  1. M. Ortuño, M. Caravaca and A.M. Somoza Numerical Study of Relaxation in Coulomb Glasses Phys. Stat. Sol. (c) 5, No. 3, 674–679 (2008). DOI 10.1002/pssc.200777578.
  2. T.C. Choy, A.M. Stoneham, M. Ortuño and A.M. Somoza Negative Magnetoresistance in ultrananocrystalline diamond:Strong or Weak localization? Appl. Phys. Lett. 92, 012120 (2008). Selected for Virtual Journal of Nanoscale Science and Technology 17, 3 (2008).
  3. A. M. Somoza, M. Ortuño, M. Caravaca and M. Pollak Effective temperature in relaxation of Coulomb glasses Phys. Rev. Lett. 101, 056601 (2008).

2007

  1. A.M. Somoza, M. Ortuño and J. Prior Universal distribution functions in two-dimensional localized systems Phys. Rev. Lett. 99, 116602 (2007).

2006

  1. J. Prior, A.M. Somoza and M. Ortuño Conductance fluctuations and corrections to the localization length in two-dimensional localized systems Phys. Stat. Sol. (b) 243, 395-398 (2006).
  2. A.M. Somoza, M. Ortuño and M. Pollak Collective variable-range hopping in the Coulomb gap: Computer simulations Phys. Rev. B 73, 045123 (2006).
  3. A.M. Somoza, J. Prior and M. Ortuño Conductance fluctuations in the localized regime: Numerical study in disordered noninteracting systems Phys. Rev. B 73, 184201 (2006).
  4. O. del Barco, M. Ortuno and V. Gasparian Tunneling-time calculations for general finite wave packets based on the presence-time formalism Phys. Rev. A 74, 032104 (2006).

2005

  1. J. Prior, A.M. Somoza and M. Ortuño Conductance fluctuations and single-parameter scaling in two-dimensional disordered systems Phys. Rev. B 72, 024206 (2005).
  2. A.M. Somoza, M. Ortuño and J. Prior Quantum fluctuations effects in hopping Europhys. Lett. 70, 649-655 (2005).
  3. V. Gasparian, B. Altshuler and M. Ortuño Pumping in one dimensional Kronig-Penney models Phys. Rev. B 72, 195309 (2005). Selected for Virtual Journal of Nanoscale Science and Technology 12, 21 (2005).
  4. A.M. Somoza and M. Ortuño Monte Carlo method for relaxation in electron glasses Phys. Rev. B 72, 224202 (2005).

2004

  1. J. Prior, M. Ortuño and A.M. Somoza Variable-range hopping in one-dimensional systems Fundamental Problems in Mesoscopic Physics, Eds. I.V. Lerner et al., p. 295-308 (Kluwer, Dordrecht, 2004).
  2. M. Ortuño, A.M. Somoza and J. Prior Conductance fluctuations in one- and two-dimensional localized systems Phys. Stat. Sol. (b) 241, 2148-2156 (2004).
  3. A.M. Somoza, M. Ortuño and M. Pollak Variable range hopping in the Coulomb gap Phys. Stat. Sol. (c) 1, 42-45 (2004).
  4. J. Prior, A.M. Somoza and M. Ortuño Quantum effects in Mott’s variable range hopping Phys. Stat. Sol. (c) 1, 136-139 (2004).

2003

  1. V. Gasparian, M. Ortuño and O. Del Barco Electronic traversal time in nanostructures Encyclopedia of Nanoscience and Nanotechnology 3, p. 193-215 (American Scientific Publishers, 2003).
  2. M. Pollak, A.M. Somoza and M. Ortuño A percolation method for computing transport properties of the Coulomb glass Proceedings 26th Intal Conference on the Physics of Semiconductors, D27 (IOP Publishing Limited 2003).

2002

  1. M. Ortuño, P. Carpena, P. Bernaola, E. Muñoz and A.M. Somoza Keyword detection in natural languages and DNA Europhys. Lett. 57, 759-764 (2002).
  2. E. Cuevas, M. Ortuño, V. Gasparian and A. Pérez-Garrido Fluctuations of the correlation dimension at metal-insulator transitions Phys. Rev. Lett. 88, 016401 (2002).

2001

  1. V. Gasparian and M. Ortuño Green function formulation of the traversal time and nature of the complex time Phil. Mag. B 81, 1191-1200 (2001).
  2. M. Ortuño, J. Talamantes, E. Cuevas and A. Díaz-Sánchez Coulomb interactions in Anderson insulators Phil. Mag. B 81, 1049-1064 (2001).
  3. E. Cuevas, V. Gasparian and M. Ortuño Anomalously large critical regions in power-law random matrix ensembles Phys. Rev. Lett. 87, 056601 (2001).
  4. A. Pérez-Garrido, M. Ortuño, A.M. Somoza and A. Díaz-Sánchez Configuration space in electron glasses Phil. Mag. B 81, 151-162 (2001).

2000

  1. A. Díaz-Sánchez, A. Möbius, M. Ortuño, A. Neklioudov and M. Schreiber Non-ergodic effects in the Coulomb Glass: specific heat Phys. Rev. B 62, 8030-8037 (2000).
  2. M. Ortuño and E. Cuevas Two interacting particles in a two-dimensional random potential Statistical and dynamical aspects of mesoscopic systems, Springer-Verlag, 263-270 (2000).
  3. A. Díaz-Sánchez, M. Ortuño, A. Pérez-Garrido and E. Cuevas Phase transition in Coulomb glasses Phys. Stat. Sol. B 218, 11-15 (2000).
  4. A. Pérez-Garrido, M. Ortuño, A. M. Somoza and A. Díaz-Sánchez Valleys in configuration space of Coulomb glasses Phys. Stat. Sol. (b) 218, 25 -29 (2000).
  5. J.D. Catalá, J. Ruiz and M. Ortuño Dynamic model with quenched rotational disorder in the hexagonal lattice Phys. Stat. Sol. (b) 218, 247-250 (2000).

1999

  1. E. Cuevas and M. Ortuño Delocalization transition for two interacting particles in a two-dimensional random potential Ann. Phys. (Leipzig) 8, SI37-SI40 (1999).
  2. M. Ortuño and E. Cuevas Localized to extended states transition for two interacting particles in a two-dimensional random potential Europhys. Lett. 46, 224-230 (1999).
  3. V. Gasparian, G. Schön, J. Ruiz and M. Ortuño Kramers-Kronig relations and the barrier interaction time problem European Physical Journal B 2, 283-287 (1999).
  4. A. Díaz-Sánchez, M. Ortuño, M. Pollak, A. Pérez-Garrido and A. Möbius Dielectric susceptibility of the Coulomb Glass Phys. Rev. B 59, 910-914 (1999).
  5. V. Gasparian, M. Ortuño, G. Schön and U. Simon Tunneling time in nanostructures Handbook of Nanostructured Materials and Nanotechnology, Academic Press, 513-569 (1999).
  6. P. Carpena, V. Gasparian and M. Ortuño Number of bound states of a Kronig-Penney finite-periodic superlattice European Physical Journal B 8, 635-641 (1999).
  7. A. Pérez-Garrido, M. Ortuño, A. Díaz-Sánchez and E. Cuevas Numerical study of relaxation in electron glasses Phys. Rev. B 59, 5328-5332 (1999).

1998

  1. E. Cuevas, M. Ortuño, J. Ruiz, E. Louis and J.A. Vergés Transport regimes and critical energies in the two-dimensional Anderson model J. Phys.: Condensed Matter 10, 295-303 (1998).
  2. V. Gasparian, G. Schön, J. Ruiz and M. Ortuño On the application of the Kramers-Kronig relations to the interaction time problem Ann. Phys. (Leipzig) 7, 756-763 (1998).
  3. J.A. Vergés, E. Cuevas, M. Ortuño and E. Louis Chaotic behavior induced by point contacts in quantum dots Phys. Rev. B (RC) 58, R10143-R10146 (1998).
  4. A. Díaz-Sánchez, A. Möbius, M. Ortuño, A. Pérez-Garrido and M. Schreiber Coulomb glass simulations: Creation of a set of low-energy many-particle states, non-ergodic effects in the specific heat Phys. Stat. Sol. B 205, 17-19 (1998).
  5. A. Pérez-Garrido, M. Ortuño and A. Díaz-Sánchez Relaxation in Coulomb glasses at finite temperature Phys. Stat. Sol. B 205, 31-34 (1998).

1997

  1. A. Pérez-Garrido, M. Ortuño, E. Cuevas, J. Ruiz and M. Pollak Conductivity of the Two-Dimensional Coulomb Glass Phys. Rev. B (RC) 55, 8630-8633 (1997).
  2. J. Ruiz, M. Ortuño, E. Cuevas and V. Gasparian Traversal time as a function of the size of the wavepacket J. Phys. I France 7, 653-661 (1997).
  3. V. Gasparian, U. Gummich, E. Jódar, J. Ruiz and M. Ortuño Tunneling and dwell time for one-dimensional generalized Kronig-Penney models Physica B 233, 72 -77 (1997).
  4. P. Carpena, V. Gasparian and M. Ortuño Finite periodic and quasiperiodic systems in an electric field Z. Phys. B 102, 425-431 (1997).
  5. A. Pérez-Garrido, M. J. W. Dodgson, M. A. Moore, M. Ortuño and A. Díaz-Sánchez Comment on “Possible Global Minimum Lattice Configurations for Thomson's Problem of Charges on a Sphere” Phys. Rev. Lett. 79, 1417 (1997).
  6. P. Carpena, V. Gasparian and M. Ortuño The electronic spectrum of quantum delta-wells superlattices in an electric field Phys. Rev. B 56, 14929-14933 (1997).
  7. E. Cuevas, E. Louis, J.A. Vergés and M. Ortuño Quantum fluctuations in granular metals Physica B 230-2, 803-805 (1997).
  8. E. Louis, J.A. Vergés, E. Cuevas and M. Ortuño A new model of quantum chaotic billiards: application to granular metals Z. Phys. B 103, 297-304 (1997).
  9. E. Louis, E. Cuevas, J.A. Vergés and M. Ortuño Mean free path and energy fluctuations in quantum chaotic billiards Phys. Rev. B 56, 2120-2126 (1997).
  10. J.A. Vergés, E. Cuevas, E. Louis and M. Ortuño Global quantum fluctuations in metallic particles Phys. Rev. B (RC) 56, R7045-R7048 (1997).
  11. E. Cuevas, E. Louis, M. Ortuño and J.A. Vergés Energy fluctuations, Thouless energy, and conductance in the Anderson model in the ballistic and diffusive regimes Phys. Rev. B 56, 15853-15859 (1997).

1996

  1. V. Gasparian, M. Ortuño, E. Cuevas and J. Ruiz Dwell time for an asymmetric one-dimensional barrier Solid St. Commun. 97, 791-793 (1996).
  2. D. Badalian, V. Gasparian, A. Khachatrian, M. Ortuño, J. Ruiz and E. Cuevas On statistics of binary alloys in one-dimensionals quasiperiodic lattices Physica B 217, 127-132 (1996).
  3. A. Pérez-Garrido, M. Ortuño, E. Cuevas and J. Ruiz Many-particle jumps algorithm and Thomson's problem J. Phys. A: Math. Gen. 29, 1973-1978 (1996).
  4. E. Cuevas, V. Gasparian, M. Ortuño and J. Ruiz Traversal time in periodically loaded waveguides Z. Phys. B 100, 595-599 (1996).
  5. V. Gasparian, J. Ruiz, M. Ortuño and E. Cuevas Brewster anomaly in Fibonacci and Thue-Morse dielectric multilayers Electromagnetics 16, 313-322 (1996).
  6. I. Navarro, M. Ortuño and A. Hernando Ferromagnetic interactions in nanostructured systems with two different Curie temperatures Phys. Rev. B 53, 11656-11660 (1996).

1995

  1. M. Ortuño, E. Cuevas, J. Ruiz, V. Gasparian and M. Pollak Conductivity in the Coulomb gap at very low temperatures The Physics of Semiconductors, World Scientific Publishing Co. Singapur, 41-44 (1995).
  2. J. Ruiz, M. Ortuño, E. Cuevas and V. Gasparian Monte Carlo simulation of hopping conduction in two-dimensional Coulomb glasses J. Phys.: Condensed Matter 7, 639-644 (1995).
  3. V. Gasparian, M. Ortuño, J. Ruiz, E. Cuevas and M. Pollak Tunneling times for one-dimensional systems Phys. Rev. B 51, 6743-6746 (1995).
  4. V. Gasparian, M. Ortuño, J. Ruiz and E. Cuevas Faraday rotation and complex-valued transversal time for classical light waves Phys. Rev. Lett. 75, 2312-2315 (1995).
  5. M. Ortuño, J. Ruiz, E. Cuevas and A. Pérez-Garrido Numerical simulations and conductivity of the Coulomb glass Hopping and related phenomena, Racah Ins. Phys., 35-43 (1995).
  6. A. Egea-Guillén, R. Garcia-Molina and M. Ortuño Conductividad por saltos en redes uni-, bi- and tridimensionales desordenadas espacialmente Anales de Física 91, 45-48 (1995).
  7. P. Carpena, V. Gasparian and M. Ortuño Energy spectra and level statistics of Fibonacci and Thue-Morse chains Phys. Rev. B 51, 12813-12816 (1995).

1994

  1. J. Ruiz, E. Cuevas, M. Ortuño, J. Talamantes, M. Mochena and M. Pollak Relaxation effects in the Coulomb glass J. Non-Cryst. Solids 172-4, 445-448 (1994).
  2. M. Ortuño, E. Cuevas and J. Ruiz Coulomb gap in granular metals Hopping and related phenomena 5, World Scientific Publishing Co. Singapur, 299-303 (1994).
  3. D. Espericueta, M. Ortuño and J. Talamantes A comparison of algorithms to find the low-energy states of a Coulomb glass Hopping and related phenomena 5, World Scientific Publishing Co. Singapur, 304-308 (1994).
  4. M. Pollak, J. Ruiz, M. Ortuño and E. Cuevas The activation energy of hopping conduction Hopping and related phenomena 5, World Scientific Publishing Co. Singapur, 309-313 (1994).
  5. M. Ortuño, M. Pollak and J. Talamantes Low energy excitations and non-ergodicity in the Coulomb glass Intl. J. Modern Phys. B 8, 923-933 (1994).
  6. A. Egea-Guillén, M. Ortuño and R. Garcia-Molina Spatial disorder dependence of the conductance of a random resistor network Phys. Rev. B 50, 12520-12523 (1994).
  7. E. Cuevas, M. Ortuño, J. Ruiz, V. Gasparian and M. Pollak Electrode screening of the Coulomb gap Phil. Mag. B 70, 1231-1235 (1994).

1993

  1. I. Ortuño, M. Ortuño and J.A. Delgado Neural networks for block decoding in the presence of channels with intersymbol interference Proc. Int. Conf. of Digital Signal Processing 1, 130-134 (1993).
  2. J.D. Catalá, J. Ruiz and M. Ortuño Percolative dynamics in the hexagonal lattice Z. Phys. B 90, 369-372 (1993).
  3. E. Cuevas, M. Ortuño and J. Ruiz Ground state of granular metals Phys. Rev. Lett. 71, 1871-1874 (1993).
  4. J. Ruiz, M. Ortuño and E. Cuevas Correlations in two-dimensional Coulomb gaps Phys. Rev. B 48, 10777-10783(1993).
  5. M. Mochena, M. Pollak, J. Ruiz and M. Ortuño Energy and dielectric relaxation in the Coulomb gap Physica A 201, 178-182 (1993).

1992

  1. M. Ortuño and J. Ruiz Simulation studies of variable range hopping in the coulomb gap Phil. Mag. B 65, 647-650 (1992).
  2. I. Ortuño, M. Ortuño and J.A. Delgado Error correcting neural networks for channels with gaussian noise Proceedings IEEE, IJCNN'92, 4, 295-300 (1992).

1991

  1. M. Ortuño, J. Ruiz and J.M.F. Gunn New universality classes in `percolative' dynamics J. Stat. Physics 65, 453-467 (1991).
  2. I. Ortuño, M. Ortuño and J.A. Delgado Neural networks as error correcting systems in digital communications Artificial Neural Networks, Springer-Verlag, 409-414 (1991).

1990

  1. M. Ortuño and R. Chicón Long-range interactions in systems with localised states Hopping and related phenomena, World Scientific Publishing Co. Singapur, 125-132 (1990).
  2. E. Cuevas, R. Chicón and M. Ortuño Density of states for a disordered system of interacting dipoles Physica B 160, 293-296 (1990).
  3. M.L. Marín, M. Ortuño, A. Hernández and J. Abellán Percolative treatment of the Verwey transition in Cobalt-iron and Nickel-Iron ferrites Phys. Stat. Sol. (b) 157, 275-280 (1990).
  4. R. Garcia-Molina, J. Ruiz, R. Chicón, M. Ortuño and J.M.F. Gunn Reflection of electromagnetic waves from rough waveguides IEEE Trans. Microwave Theory Tech. 38, 445-448 (1990).

1989

  1. M. Ortuño and R. Chicón Clausius-Mossotti effects: classical and quantum mechanical approaches Am. J. Phys. 57, 818-821 (1989).

1988

  1. J.M. Salmerón, J.M.F. Gunn and M. Ortuño Critical behaviour in deterministic motion in a random environment Z. Phys. B 70, 269-274 (1988).
  2. R. Chicón, M. Ortuño, B. Hadley and M. Pollak Single-particle density of excitations and hard gaps in localised interacting systems Phil. Mag., B 58, 69-77 (1988).
  3. B. Hadley, M. Pollak and M. Ortuño Computer studies of system densities of states and of correlations in the excitation spectra of interacting electrons in disordered insulators Phys. Rev. B 37, 9006-9016 (1988).
  4. R. Chicón, M. Ortuño and M. Pollak Hardening of the Coulomb gap by electronic polarons Phys. Rev. B 37, 10520-10525 (1988).

1987

  1. B. Hadley, M. Green, M. Pollak, R. Chicón and M. Ortuño Low energy excitations of interacting Anderson localized electrons J. Non-Cryst. Solids 97-98, 233-236 (1987).
  2. R. Chicón, M. Ortuño, B. Hadley, M. Green and M. Pollak Hard gaps in localized interacting systems J. Non-Cryst. Solids 97-98, 237-240 (1987).
  3. R. Chicón, M. Ortuño and J. Abellán An algorithm for surface reconstruction in scanning tunneling microscopy Surface Science 181, 107-111 (1987).
  4. J. Abellán, M. Ortuño and R. Chicón The multistage character of the Verwey transition in cobalt-iron ferrites Physics Letters A 120, 148-150 (1987).
  5. A. Hernández, R. Chicón, M. Ortuño and J. Abellán Caracterización geométrica de superficies metálicas rugosas para su aplicación en problemas electromagnéticos Anales de Física, B 83, 11-16 (1987).
  6. M. Ortuño, J.M.F. Gunn and R. Chicón Motion in a random gyrotropic environment in D dimensions J. Phys. A 20, 4047-4051 (1987).
  7. J. Abellán, R. Chicón and M. Ortuño The interpretation and reconstruction of images in scanning tunneling microscopy Phys. Stat. Sol. (a) 101, 463-468 (1987).
  8. R. Chicón and M. Ortuño Densidad de estados en sistemas electrónicos muy localizados Anales de Física, A 83, 277-285 (1987).

1986

  1. A. Navarro and M. Ortuño Inversión de la función dieléctrica para una red de dipolos clásicos Anales de Física B 82, 66-74 (1986).
  2. J. Abellán and M. Ortuño The Verwey Transition in polycrystalline cobalt-iron ferrites Phys. Stat. Sol. (a) 96, 581-586 (1986).
  3. M. Ortuño and P.M. Echenique Phase shifts, image planes, and surface states at metal surfaces Phys. Rev. B 34, 5199-5204 (1986).
  4. A. Hernández, R. Chicón, M. Ortuño and J. Abellán Reconstrucción superficial and caracterización geométrica de superficies rugosas Anales de Ingeniería Mecánica 4, 141-146 (1986).

1985

  1. M. Ortuño and M. Pollak Calculations of the mean width of the Coulomb gap in disordered systems by two simple methods Phil. Mag. B 51, 533-541 (1985).
  2. M. Ortuño and J.C. Inkson Clausius-Mosotti relation and excitonic effects for systems with extended wavefunctions Solid St. Commun. 55, 367-371 (1985).
  3. J.M.F. Gunn and M. Ortuño Percolation and motion in a simple random environment J. Phys. A 18, L1095-L1101 (1985).
  4. M. Pollak and M. Ortuño Effects of interactions on delocalization J. Non-Cryst. Solids 77-78, 33-36 (1985).

1984

  1. M. Ortuño and M. Kaveh Dielectric constant near the Anderson transition J. Phys. C 17, L487-L491 (1984).

1983

  1. M. Ortuño and M. Pollak The activation energy of hopping transport with sequential correlations of hops due to Coulomb interactions J. Phys. C 16, 1459-1467 (1983).
  2. M. Ortuño and M. Pollak The activation energy of impurity conduction with sequentially correlated hopping Physica B 117, 254-256 (1983).
  3. M. Ortuño and M. Pollak Hopping transport in a-Ge and a-Si Phil. Mag. B 47, L93-L98 (1983).
  4. M. Ortuño Impurity potentials in diamond Phys. Stat. Sol. (b) 119, 709-713 (1983).
  5. M. Ortuño and M. Pollak An extended theory for hopping transport in a-Ge and a-Si J. Non-Cryst. Solids 59, 53-56 (1983).

1982

  1. R.C. Ball and M. Ortuño Dielectric response at surfaces for semiconductors and insulators Surface Science 122, 161-174 (1982).
  2. M. Pollak and M. Ortuño Coulomb interactions in Anderson localized disordered systems Solar Energy Materials 8, 81-89 (1982).

1981

  1. M. Ortuño Variable-range hopping including correlation between energies and positions J. Phys. C 14, L421-L425 (1981).

1980

  1. M. Ortuño and J.C. Inkson Real space dielectric response in semiconductors J. Phys.C 12, 1065-1071 (1980).
  2. J.M.F. Gunn and M. Ortuño The relevance and limitations of the Clausius-Mosotti relation in Quantum Systems J. Phys.C 13, 1669-1678 (1980).
  3. L.E. Oliveira and M. Ortuño Induced polarization charge density and microscopic local field for a covalent semiconductor Solid St.Commun. 33, 821-826 (1980).
  4. M. Ortuño Polarisation catastrophe in P doped Si J. Phys. C 13, 6279-6285 (1980).