Author profile: Archilla, Juan F. R.
Institutional data
Name  Archilla, Juan F. R. 
Department  Física Aplicada I 
Knowledge area  Física Aplicada 
Professional category  Catedrático de Universidad 
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No. publications
78

No. visits
10461

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15657
Publications 

Article
Quodon Current in Tungsten and Consequences for Tokamak Fusion Reactors
(WILEYV C H VERLAG GMBH, 2024)
Tokamak fusion reactors produce energetic He ions that penetrate surfaces less than 20 μm and neutrons that spread throughout ... 
Article
Intrinsic localized modes in polymers and hyperconductors
(American Institute of Physics, 2022)
The history of the experimental study of nonlinear lattice excitations in layered silicate materials, when exposed to swift ... 
Article
Frequency–momentum representation of moving breathers in a two dimensional hexagonal lattice
(ScienceDirect, 2022)
We study nonlinear excitations propagating in a hexagonal layer which is a model for the cation layer of silicates. We ... 
Article
Splitting Methods for SemiClassical Hamiltonian Dynamics of Charge Transfer in Nonlinear Lattices
(MDPI, 2022)
We propose two classes of symplecticitypreserving symmetric splitting methods for semiclassical Hamiltonian dynamics of ... 
Chapter of Book
Localized waves in silicates. What do we know from experiments?
(Springer International Publishing, 2021)
Since the latest review about solitary localized waves in muscovite, called quodons, (F.M. Russell in Quodons in Mica. ... 
Article
Ballistic charge transport by mobile nonlinear excitations
(Wiley, 2021)
The developments in hyperconductivity, the lossfree transmission of electric charge at room temperature and above, due ... 
Article
Pterobreathers in a model for a layered crystal with realistic potentials: Exact moving breathers in a moving frame
(American Physical Society, 2019)
In this article we perform a thorough analysis of breathers in a onedimensional model for a layered silicate for which ... 
Article
Hyperconductivity in fluorphlogopite at 300 K and 1.1 T
(European Physical Society, 2019)
We report on studies of hyperconductivity in which electric charge moves in a solid in the absence of an applied electric ... 
Article
Nonlinear waves in a model for silicate layers
(American Institute of Physics, 2018)
Some layered silicates are composed of positive ions, surrounded by layers of ions with opposite sign. Mica muscovite is ... 
Article
Nonlinear waves in a chain of magnetically coupled pendula
(Acoustical Society of America, 2018)
A motivation for the study of reduced models like onedimensional systems in Solid State Physics is the complexity of the ... 
Article
Infinite charge mobility in muscovite at 300K
(IOP, 2017)
Evidence is presented for infinite charge mobility in natural crystals of muscovite mica at room temperature. Muscovite ... 
Article
Quantum dynamics of wave packets in a nonstationary parabolic potential and the Kramers escape rate theory
(World Scientific Publishing, 2016)
At sufficiently low temperatures, the reaction rates in solids are controlled by quantum rather than by thermal fluctuations. ... 
Article
Energy localization and shape transformations in semiflexible polymer rings
(American Physical Society, 2016)
Shape transformations in driven and damped molecular chains are considered. Closed chains of weakly coupled molecular ... 
Book
Book of abstracts: NoLineal 2016, International Conference on Nonlinear Mathematics and Physics
(NoLineal 2016Juan F.R. Archilla, 2016)

Article
On the charge of quodons
(Institute for Metals Superplasticity Problems of Russian Academy of Sciences, 2016)
Muscovite mica is a mineral in which the tracks of charged swift particles, from radioactivity or cosmic rays, can be ... 
Article
Long range annealing of defects in germanium by low energy plasma ions
(Elsevier, 2015)
Ions arriving at a semiconductor surface with very low energy (2  8 eV) are interacting with defects deep inside the ... 
Chapter of Book
A Supersonic Crowdion in Mica Ultradiscrete Kinks with Energy between 40K Recoil and Transmission Sputtering
(Springer, 2015)
In this work we analyze in detail the behaviour and properties of the kinks found in an one dimensional model for the close ... 
Chapter of Book
Rate Theory of Acceleration of Defect Annealing Driven by Discrete Breathers
(Springer International Publishing, 2015)
Novel mechanisms of defect annealing in solids are discussed, which are based on the large amplitude anharmonic lattice ... 
Chapter of Book
The origin of defects induced in ultrapure germanium by Electron Beam Deposition
(Springer, 2015)
The creation of point defects in the crystal lattices of various semiconductors by subthreshold events has been reported ... 
Chapter of Book
Experimental observation of moving intrinsic localized modes in germanium
(Springer, 2015)
Deep level transient spectroscopy shows that defects created by alpha irradiation of germanium are annealed by low energy ... 
Article
Ultradiscrete kinks with supersonic speed in a layered crystal with realistic potentials
(American Physical Society, 2015)
In this paper we develop a dynamical model of the propagating nonlinear localized excitations, supersonic kinks, in the ... 
Chapter of Book
Supersonic Kinks in Coulomb lattices
(Springer International Publishing, 2014)
There exist in nature examples of lattices of elements for which the interaction is repulsive, the elements are kept in ... 
Book
Book of abstracts: Quodons in Mica 2013  Nonlinear Localized Travelling Excitations in Crystals
(CCBYND 4.0 by Quodons in Mica, 2013)

Article
Kinks supersónicos en redes repulsivas
(Real Sociedad Española de Física, 2013)
We have founds supersonics kinks in a model for the cation layer of mica muscovite. They are proposed as a posible explanation for the dark tracks in the mineral 
Article
Moving Excitations in Cation Lattices
(National Academy of Sciences of Ukrain, 2013)
We consider a model made out of identical particles that repel each other with the Coulomb interaction. We study numerically ... 
Presentation
Kinks in Coulomb’s chains
(Universidad de Sevilla, 2012)
Chains of identical ions, for which the dominant interaction is the electrostatic repulsion, appear in layered silicates. ... 
Article
Nonsymmetric moving breather collisions in the PeyrardBishop DNA model
(American Institute of Mathematical Sciences (AIMS), 2011)
We study nonsymmetric collisions of moving breathers (MBs) in the PeyrardBishop DNA model. In this paper we have considered ... 
Article
Stability of nontimereversible phonobreathers
(2011)
Nontime reversible phonobreathers are nonlinear waves that can transport energy in coupled oscillator chains by means ... 
Article
Multibreather and vortex breather stability in Klein–Gordon lattices: equivalence between two different approaches
(2011)
In this work, we revisit the question of stability of multibreather configurations, i.e. discrete breathers with multiple ... 
Article
Reactionrate theory with account of the crystal anharmonicity
(American Physical Society, 2011)
Reaction rate theory in solids is modified taking into account intrinsic localized modes or discrete breathers (DBs) that ... 
Article
New classes of stable exact solutions for a nonlinear rotational DNA model
(Jagellonian University, 2010)
We consider a system of two coupled nonlinear partial differential equations for describing the rotational motions of bases ... 
Article
Moving breather collisions in KleinGordon chains of oscillators
(2009)
We investigate the collisions of moving breathers, with the same frequency, in three different KleinGordon chains of ... 
Chapter of Book
Moving breather collisions in the PeyrardBishop DNA model
(Springer, 2009)
We consider collisions of moving breathers (MBs) in the PeyrardBishop DNA model. Two identical stationary breathers, ... 
Presentation
Effect of breather existence on reconstructive transformations in mica muscovite
(2008)
Reconstructive transformations of layered silicates as mica muscovite take place at much lower temperatures than expected. ... 
Presentation
Discrete breathers collisions in nonlinear Schrödinger and KleinGordon lattices
(2008)
Collisions between moving localized modes (moving breathers) in non integrable lattices present a rich outcome. In this ... 
Article
Discrete moving breather collisions in a KleinGordon chain of oscillators
(2008)
We study the collisions of moving breathers with the same frequency, traveling with opposite directions within a Klein–Gordon ... 
Article
A neutron scattering study of strongsymmetric hydrogen bonds in potassium and cesium hydrogen bistrifluoroacetates: Determination of the crystal structures and of the singlewell potentials for protons
(AIP Publishing, 2008)
The crystal structures of potassium and cesium bistrifluoroacetates, KH CF3COO2 and CsH CF3COO2, respectively, were ... 
Article
Breather trapping and breather transmission in a DNA model with an interface
(2006)
We study the dynamics of moving discrete breathers in an interfaced piecewise DNA molecule. This is a chain in which all ... 
Article
Discrete breathers for understanding reconstructive mineral processes at low temperatures
(American Chemical Society, 2006)
Reconstructive transformations in layered silicates need a high temperature in order to be observed. However, very recently, ... 
Chapter of Book
Polaronic charge transport mechanism in DNA
(Elsevier, 2006)
For the detailed understanding of the conduction mechanism in DNA we use models based on the concept of polaron and breather ... 
Article
Interaction of moving discrete breathers with vacancies
(2006)
In this paper a Frenkel–Kontorova model with a nonlinear int eraction potential is used to describe a vacancy defect in a ... 
Chapter of Book
Classical and quantum nonlinear localized excitations in discrete systems
(Transworld Research Network, 2005)
Discrete breathers, or intrinsic localized modes, are spatially localized, time–periodic, nonlinear excitations that can ... 
Article
Effect of the introduction of Impurities on the stability properties of multibreathers at low coupling
(2005)
Using a theorem dubbed the multibreather stability theorem (Archilla J F R et al 2003 Physica D 180 235) we have obtained ... 
Article
Modeling the thermal evolution of enzymecreated bubbles in DNA
(Royal Society, 2005)
The formation of bubbles in nucleic acids (NAs) is fundamental in many biological processes such as DNA replication, ... 
Article
Localization Properties of Electronic States in Polaron Model of poly(dG)poly(dC) and poly(dA)poly(dT) DNA polymers
(Societá Italiana di Fisica, 2005)
We numerically investigate localization properties of electronic states in a static model of poly(dG)poly(dC) and ... 
Article
Moving breathers in bent DNA with realistic parameters
(2004)
Recent papers have considered moving breathers (MBs) in DNA models including long range interaction due to the dipole ... 
Article
Energy funneling in a bent chain of Morse oscillators with longrange coupling
(American Physical Society, 2004)
A bent chain of coupled Morse oscillators with longrange dispersive interaction is considered. Moving localized excitations ... 
Article
Stretching and relaxation dynamics in double stranded DNA
(Elsevier, 2004)
We study numerically the mechanical stability and elasticity properties of duplex DNA molecules within the frame of a ... 
Article
Bright and dark breathers in FermiPastaUlam lattices
(2004)
In this paper we study the existence and linear stability of bright and dark breathers in onedimensional FPU lattices. ... 
Article 
Article
Bubble generation in a twisted and bent DNAlike model
(American Physical Society, 2004)
The DNA molecule is modeled by a parabola embedded chain with longrange interactions between twisted base pair dipoles. ... 
Article
Multisite Hbridge breathers in a DNA–shaped double strand
(IOP Publishing, 2004)
We investigate the formation process of nonlinear vibrational modes representing broad Hbridge multi–site breathers in a ... 
Article
Interaction of Moving Localized Oscillations with a Local Inhomogeneity in Nonlinear Hamiltonian KleinGordon Lattices
(Springer, 2003)
We study the interaction of moving localized oscillations with a local inhomogeneity in a discrete nonlinear Hamiltonian ... 
Article
Influence of moving breathers on vacancies migration
(Elsevier, 2003)
A vacancy defect is described by a FrenkelKontorova model with a discommensuration. This vacancy can migrate when interacts ... 
Article
Charge transport in poly(dG)poly(dC) and poly(dA)poly(dT) DNA polymers
(Springer, 2003)
We investigate the charge transport in synthetic DNA polymers built up from single types of base pairs. In the context of ... 
Article
Demonstration of the stability or instability of multibreathers at low coupling
(2003)
Whereas there exists a mathematical proof for onesite breathers stability, and an unpublished one for twosite breathers, ... 
Presentation
Interaction of moving breathers with an impurity
(World Scientific, 2003)
We analyze the influence of an impurity in the evolution of moving discrete breathers in a Klein–Gordon chain with nonweak ... 
Presentation
Charge transport in a nonlinear, threedimensional DNA model with disorder
(WorldScientific, 2003)
We study the transport of charge due to polarons in a model of DNA which takes in account its 3D structure and the coupling ... 
Article
Nonlinear charge transport mechanism in periodic and disordered DNA
(Elsevier, 2003)
We study a model for polaronlike charge transportmechanism along DNA molecules with emphasis on the impact of parametrical ... 
Presentation
Breathers in FPU systems, near and far from the phonon band
(World Scientific, 2003)

Article
Moving breathers in a bent DNA model
(2002)
We study the properties of moving breathers in a bent DNA model with short range interaction, due to the stacking of ... 
PhD Thesis 
Article 
Article
Stationary and moving breathers in a simplified model of curved alphahelix proteins
(2002)
The existence, stability and movability of breathers in a model for alphahelix proteins is studied. This model basically ... 
Presentation
Localized oscillations in nonlinear hamiltonian KleinGordon lattices. Breathers and Anderson modes
(2002)
There are two different sources of localization in discrete lattices: • Anderson modes in disordered harmonic lattices [1] • Discrete breathers in homogeneous nonlinear lattices [2] 
Article
Moving discrete breathers in a Klein–Gordon chain with an impurity
(2002)
We analyse the influence of an impurity in the evolution of moving discrete breathers in a Klein–Gordon chain with nonweak ... 
Article
Breathers in a system with helicity and dipole interaction
(American Physical Society, 2002)
Recent papers that have studied variants of the PeyrardBishop model for DNA, have taken into account the long range ... 
Article
Moving breathers in a DNA model with competing short and long range dispersive interactions
(2002)
Moving breathers is a means of transmitting information in DNA. We study the existence and properties of moving breathers ... 
Presentation
Static and moving breathers in a DNA model with competing short–range and long–range dispersive interactions
(2001)
So far, all the studies on breathers on DNA have considered models with either short–range or longrange interaction. ... 
Article
Numerical study of breathers in a bent chain of oscillators with longrange interaction
(IOP Science, 2001)
Most of the studies of breathers in networks of oscillators are limited to nextneighbour interaction. However, longrange ... 
Article
Interplay of nonlinearity and geometry in a DNArelated, KleinGordon model with longrange dipoledipole interaction
(American Physical Society, 2001)
Most of the studies on mathematical models of DNA are limited to next neighbor interaction. However, the coupling between ... 
Article
Numerical study of twodimensional disordered KleinGordon lattices with cubic soft anharmonicity
(2001)
Localized oscillations appear both in ordered nonlinear lattices (breathers) and in disordered linear lattices (Anderson ... 
Article
Discrete breathers and Anderson modes: two faces of the same phenomenon?
(Elsevier, 1999)
Timeperiodic localized oscillations occur in a variety of contexts, in particular in weakly coupled anharmonic lattices ... 
Article
Lie symmetries and multiple solutions in lambdaomega reactiondiffusion systems
(IOP, 1997)
Lie theory of transformation groups is applied to the study of lambdaomega reactiondiffusion systems in twodimensional ... 
Article
Spiral waves solutions in reactiondiffusion equations with symmetries. Analysis through specific models
(IOP Science, 1997)
Symmetries of nonlinear reactiondiffusion equations determine the existence of regular rotating spiral waves. They are ... 
Article
Intersection of crisis loci in a driven nonlinearly damped oscillator
(Elsevier, 1995)
We report on a phenomenon observed in a driven nonlinearly damped oscillator when two control parameters, the frequency ... 
Article
Diffusion in a class of exactly solvable nonharmonic potentials. Intrinsic effects induced by nonlinearities
(Elsevier, 1990)
This paper deals with the problem of a particle that diffuses in a potential with a reflecting barrier and has a point of ... 
Article
Diffusion equations for nonhomogeneous media. Existence of similarity solutions
(Elsevier, 1985)
We study the invariance of the diffusion equation δP(x,t)/δt = (δ/δx)[D(x)δP(x,t)/δx] under continuous groups of transformations. We show the conditions which D(x) must satisfy for the existence of similarity solutions. 