Search Results - "Marconi, Umberto Marini Bettolo"

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  1. 1

    Towards a statistical mechanical theory of active fluids by Marini Bettolo Marconi, Umberto, Maggi, Claudio

    Published in Soft matter (01-01-2015)
    “…We present a stochastic description of a model of N mutually interacting active particles in the presence of external fields and characterize its steady state…”
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  2. 2

    Activity induced delocalization and freezing in self-propelled systems by Caprini, Lorenzo, Marini Bettolo Marconi, Umberto, Puglisi, Andrea

    Published in Scientific reports (04-02-2019)
    “…We study a system of interacting active particles, propelled by colored noises, characterized by an activity time τ, and confined by a single-well anharmonic…”
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  3. 3

    Clausius Relation for Active Particles: What Can We Learn from Fluctuations by Puglisi, Andrea, Marini Bettolo Marconi, Umberto

    Published in Entropy (Basel, Switzerland) (13-07-2017)
    “…Many kinds of active particles, such as bacteria or active colloids, move in a thermostatted fluid by means of self-propulsion. Energy injected by such a…”
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  4. 4

    A comparative study between two models of active cluster crystals by Caprini, Lorenzo, Hernández-García, Emilio, López, Cristóbal, Marini Bettolo Marconi, Umberto

    Published in Scientific reports (13-11-2019)
    “…We study a system of active particles with soft repulsive interactions that lead to an active cluster-crystal phase in two dimensions. We use two different…”
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  5. 5

    Charge Transport in Nanochannels: A Molecular Theory by Marini Bettolo Marconi, Umberto, Melchionna, Simone

    Published in Langmuir (25-09-2012)
    “…We introduce a theoretical and numerical method to investigate the flow of charged fluid mixtures under extreme confinement. We model the electrolyte solution…”
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  6. 6

    Active particles driven by competing spatially dependent self-propulsion and external force by Caprini, Lorenzo, Bettolo Marconi, Umberto Marini, Wittmann, René, Löwen, Hartmut

    Published in SciPost physics (01-09-2022)
    “…We investigate how the competing presence of a nonuniform motility landscape and an external confining field affects the properties of active particles. We…”
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  7. 7

    Electro-osmotic flow in coated nanocapillaries: a theoretical investigation by Marini Bettolo Marconi, Umberto, Monteferrante, Michele, Melchionna, Simone

    Published in Physical chemistry chemical physics : PCCP (01-01-2014)
    “…Motivated by recent experiments, we present a theoretical investigation of how the electro-osmotic flow occurring in a capillary is modified when its charged…”
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  8. 8

    Effective electrodiffusion equation for non-uniform nanochannels by Marini Bettolo Marconi, Umberto, Melchionna, Simone, Pagonabarraga, Ignacio

    Published in The Journal of chemical physics (28-06-2013)
    “…We derive a one-dimensional formulation of the Planck-Nernst-Poisson equation to describe the dynamics of a symmetric binary electrolyte in channels whose…”
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  9. 9

    Hydrodynamics of simple active liquids: the emergence of velocity correlations by Bettolo Marconi, Umberto Marini, Caprini, Lorenzo, Puglisi, Andrea

    Published in New journal of physics (01-10-2021)
    “…We derive the hydrodynamics for a system of N active, spherical, underdamped particles, interacting through conservative forces. At the microscopic level, we…”
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  10. 10

    Multidimensional stationary probability distribution for interacting active particles by Maggi, Claudio, Marconi, Umberto Marini Bettolo, Gnan, Nicoletta, Di Leonardo, Roberto

    Published in Scientific reports (29-05-2015)
    “…We derive the stationary probability distribution for a non-equilibrium system composed by an arbitrary number of degrees of freedom that are subject to…”
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  11. 11

    Hidden velocity ordering in dense suspensions of self-propelled disks by Caprini, Lorenzo, Marconi, Umberto Marini Bettolo, Maggi, Claudio, Paoluzzi, Matteo, Puglisi, Andrea

    Published in Physical review research (11-06-2020)
    “…Recent investigations of the phase diagram of spherical, purely repulsive, active particles established the existence of a transition from a liquidlike to a…”
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  12. 12

    Fluctuation–dissipation: Response theory in statistical physics by Marconi, Umberto Marini Bettolo, Puglisi, Andrea, Rondoni, Lamberto, Vulpiani, Angelo

    Published in Physics reports (01-06-2008)
    “…General aspects of the Fluctuation–Dissipation Relation (FDR), and Response Theory are considered. After analyzing the conceptual and historical relevance of…”
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  13. 13

    Time-dependent properties of interacting active matter: Dynamical behavior of one-dimensional systems of self-propelled particles by Caprini, Lorenzo, Marconi, Umberto Marini Bettolo

    Published in Physical review research (29-09-2020)
    “…We study an interacting high-density one-dimensional system of self-propelled particles described by the active Ornstein-Uhlenbeck particle model where, even…”
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  14. 14

    Electrokinetic Lattice Boltzmann Solver Coupled to Molecular Dynamics: Application to Polymer Translocation by Datar, Adwait V, Fyta, Maria, Marconi, Umberto Marini Bettolo, Melchionna, Simone

    Published in Langmuir (24-10-2017)
    “…We have developed a theoretical and computational approach to deal with systems that involve a disparate range of spatiotemporal scales, such as those composed…”
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    Frequency-control of protein translocation across an oscillating nanopore by Cecconi, Fabio, Shahzad, Muhammad Adnan, Marini Bettolo Marconi, Umberto, Vulpiani, Angelo

    Published in Physical chemistry chemical physics : PCCP (10-05-2017)
    “…The translocation of a lipid binding protein (LBP) is studied using a phenomenological coarse-grained computational model that simplifies both chain and pore…”
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  17. 17

    Bistable clustering in driven granular mixtures by Costantini, Giulio, Paolotti, Daniela, Cattuto, Ciro, Marini Bettolo Marconi, Umberto

    Published in Physica A (01-03-2005)
    “…The behavior of a bidisperse inelastic gas vertically shaken in a compartmentalized container is investigated using two different approaches: the first is a…”
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  18. 18

    Lattice Boltzmann method for mixtures at variable Schmidt number by Monteferrante, Michele, Melchionna, Simone, Marconi, Umberto Marini Bettolo

    Published in The Journal of chemical physics (07-07-2014)
    “…When simulating multicomponent mixtures via the Lattice Boltzmann Method, it is desirable to control the mutual diffusivity between species while maintaining…”
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  19. 19

    A Statistical Model for Translocation of Structured Polypeptide Chains through Nanopores by Ammenti, Alessandro, Cecconi, Fabio, Marini Bettolo Marconi, Umberto, Vulpiani, Angelo

    Published in The journal of physical chemistry. B (30-07-2009)
    “…The translocation process of a globular protein (ubiquitin) across a cylindrical nanopore is studied via molecular dynamics simulations. The ubiquitin is…”
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  20. 20

    Modulation of current through a nanopore induced by a charged globule: Implications for DNA-docking by Chinappi, Mauro, Casciola, Carlo Massimo, Cecconi, Fabio, Marconi, Umberto Marini Bettolo, Melchionna, Simone

    Published in Europhysics letters (01-11-2014)
    “…The passage of DNA through a nanopore can be effectively decomposed into two distinct phases, docking and actual translocation. In experiments each phase is…”
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