Search Results - "Angelani, Luca"
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Optimal escapes in active matter
Published in The European physical journal. E, Soft matter and biological physics (01-01-2024)“…The out-of-equilibrium character of active particles, responsible for accumulation at boundaries in confining domains, determines not-trivial effects when…”
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Probing the non-Debye low-frequency excitations in glasses through random pinning
Published in Proceedings of the National Academy of Sciences - PNAS (28-08-2018)“…We investigate the properties of the low-frequency spectrum in the density of states D(ω) of a 3D model glass former. To magnify the non-Debye sector of the…”
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3
Generalized energy equipartition in harmonic oscillators driven by active baths
Published in Physical review letters (05-12-2014)“…We study experimentally and numerically the dynamics of colloidal beads confined by a harmonic potential in a bath of swimming E. coli bacteria. The resulting…”
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4
Self-starting micromotors in a bacterial bath
Published in Physical review letters (30-01-2009)“…Micromotors pushed by biological entities, such as motile bacteria, constitute a fascinating way to convert chemical energy into mechanical work at the…”
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5
Anomalous Random Flights and Time-Fractional Run-and-Tumble Equations
Published in Journal of statistical physics (14-10-2024)“…Random flights (also called run-and-tumble walks or transport processes) represent finite velocity random motions changing direction at any Poissonian time…”
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6
Colloidal transport by light induced gradients of active pressure
Published in Nature communications (13-07-2023)“…Active fluids, like all other fluids, exert mechanical pressure on confining walls. Unlike equilibrium, this pressure is generally not a function of the fluid…”
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7
Entropy Production of Run-and-Tumble Particles
Published in Entropy (Basel, Switzerland) (24-05-2024)“…We analyze the entropy production in run-and-tumble models. After presenting the general formalism in the framework of the Fokker-Planck equations in one space…”
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8
Geometrically biased random walks in bacteria-driven micro-shuttles
Published in New journal of physics (10-11-2010)Get full text
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9
Biomimetic antimicrobial cloak by graphene-oxide agar hydrogel
Published in Scientific reports (05-12-2016)“…Antibacterial surfaces have an enormous economic and social impact on the worldwide technological fight against diseases. However, bacteria develop resistance…”
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10
Probability distributions for the run-and-tumble models with variable speed and tumbling rate
Published in Modern Stochastics: Theory and Applications (01-03-2019)“…In this paper we consider a telegraph equation with time-dependent coefficients, governing the persistent random walk of a particle moving on the line with a…”
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11
Probing the Debye spectrum in glasses using small system sizes
Published in Physical review research (18-11-2020)“…We investigate the low-frequency spectrum in a three-dimensional model of structural glass focusing on small system sizes, and using different observables,…”
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12
Run-and-tumble motion in trapping environments
Published in Physica scripta (01-12-2023)“…Abstract Complex or hostile environments can sometimes inhibit the movement capabilities of diffusive particles or active swimmers, who may thus become stuck…”
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13
Erratum: Biomimetic antimicrobial cloak by graphene-oxide agar hydrogel
Published in Scientific reports (01-06-2017)“…A correction to this article has been published and is linked from the HTML version of this paper. The error has not been fixed in the paper…”
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14
Collective predation and escape strategies
Published in Physical review letters (14-09-2012)“…The phenomenon of collective predation is analyzed by using a simple individual-based model reproducing spatial animal movements. Two groups of self-propelled…”
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15
G-Fractional Diffusion on Bounded Domains in Rd
Published in Fractal and fractional (07-03-2023)“…In this paper, we study g-fractional diffusion on bounded domains in Rd with absorbing boundary conditions. A new general and explicit representation of the…”
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G-Fractional Diffusion on Bounded Domains in R[sup.d]
Published in Fractal and fractional (01-03-2023)“…In this paper, we study g-fractional diffusion on bounded domains in R[sup.d] with absorbing boundary conditions. A new general and explicit representation of…”
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G-Fractional Diffusion on Bounded Domains in
Published in Fractal and fractional (01-03-2023)“…In this paper, we study g-fractional diffusion on bounded domains in R d with absorbing boundary conditions. A new general and explicit representation of the…”
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18
Memory-less response and violation of the fluctuation-dissipation theorem in colloids suspended in an active bath
Published in Scientific reports (14-12-2017)“…We investigate experimentally and numerically the stochastic dynamics and the time-dependent response of colloids subject to a small external perturbation in a…”
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19
Relation between Heterogeneous Frozen Regions in Supercooled Liquids and Non-Debye Spectrum in the Corresponding Glasses
Published in Physical review letters (11-10-2019)“…Recent numerical studies on glassy systems provide evidence for a population of non-Goldstone modes (NGMs) in the low-frequency spectrum of the vibrational…”
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20
Shape and Displacement Fluctuations in Soft Vesicles Filled by Active Particles
Published in Scientific reports (28-09-2016)“…We investigate numerically the dynamics of shape and displacement fluctuations of two-dimensional flexible vesicles filled with active particles. At low…”
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