Roberto di Leonardo

Summary

Affiliation: University of Rome La Sapienza
Country: Italy

Publications

  1. ncbi Multipoint holographic optical velocimetry in microfluidic systems
    R Di Leonardo
    INFM CRS SOFT c o Universitá di Roma La Sapienza, I 00185, Roma, Italy
    Phys Rev Lett 96:134502. 2006
  2. ncbi Hydrodynamic interactions in two dimensions
    R Di Leonardo
    CNR INFM, CRS SOFT c o Dipartimento di Fisica, Universita di Roma La Sapienza, I 00185, Roma, Italy
    Phys Rev E Stat Nonlin Soft Matter Phys 78:031406. 2008
  3. ncbi Parametric resonance of optically trapped aerosols
    R Di Leonardo
    INFM CRS SOFT, Universita di Roma La Sapienza, Roma, Italy
    Phys Rev Lett 99:010601. 2007
  4. ncbi Hydrodynamic synchronization of light driven microrotors
    R Di Leonardo
    IPCF CNR UOS Roma, Dipartimento di Fisica, Universita Sapienza, I 00185 Rome, Italy
    Phys Rev Lett 109:034104. 2012
  5. doi Hologram transmission through multi-mode optical fibers
    Roberto di Leonardo
    CNR IPCF c o Dipartimento di Fisica, Universit a di Roma La Sapienza, Roma, Italy
    Opt Express 19:247-54. 2011
  6. pmc Bacterial ratchet motors
    R Di Leonardo
    Consiglio Nazionale delle Ricerche Istituto per i Processi Chimico Fisici, c o Università di Roma Sapienza, I 00185, Rome, Italy
    Proc Natl Acad Sci U S A 107:9541-5. 2010
  7. doi Self-Assembly of Micromachining Systems Powered by Janus Micromotors
    Claudio Maggi
    Dipartimento di Fisica, Universita di Roma Sapienza, I 00185, Roma, Italy
    Small 12:446-51. 2016
  8. pmc Active dynamics of colloidal particles in time-varying laser speckle patterns
    Silvio Bianchi
    Dipartimento di Fisica, Universita di Roma Sapienza, Rome, I 00185, Italy
    Sci Rep 6:27681. 2016
  9. pmc Micromotors with asymmetric shape that efficiently convert light into work by thermocapillary effects
    Claudio Maggi
    Dipartimento di Fisica, Universita di Roma Sapienza, I 00185 Roma, Italy
    Nat Commun 6:7855. 2015
  10. ncbi Generalized energy equipartition in harmonic oscillators driven by active baths
    Claudio Maggi
    Dipartimento di Fisica, Universita di Roma Sapienza, I 00185 Roma, Italy
    Phys Rev Lett 113:238303. 2014

Collaborators

  • Claudio Maggi
  • Silvio Bianchi
  • Luca Angelani
  • Filippo Saglimbeni
  • Michele Dipalo
  • Francesco De Angelis
  • Jaideep Katuri
  • Gaszton Vizsnyiczai
  • Juliane Simmchen
  • Riccardo Pruner
  • Samuel Sanchez
  • Alessia Lepore
  • Matteo Paoluzzi
  • Nicola Pellicciotta
  • Giancarlo Ruocco

Detail Information

Publications12

  1. ncbi Multipoint holographic optical velocimetry in microfluidic systems
    R Di Leonardo
    INFM CRS SOFT c o Universitá di Roma La Sapienza, I 00185, Roma, Italy
    Phys Rev Lett 96:134502. 2006
    ..The validity of the technique is demonstrated for the case of the flow around a spinning sphere and the flow at the outlet of a microchannel...
  2. ncbi Hydrodynamic interactions in two dimensions
    R Di Leonardo
    CNR INFM, CRS SOFT c o Dipartimento di Fisica, Universita di Roma La Sapienza, I 00185, Roma, Italy
    Phys Rev E Stat Nonlin Soft Matter Phys 78:031406. 2008
    ..These results highlight the importance of dimensionality for transport and interactions in colloidal systems and proteins in biological membranes...
  3. ncbi Parametric resonance of optically trapped aerosols
    R Di Leonardo
    INFM CRS SOFT, Universita di Roma La Sapienza, Roma, Italy
    Phys Rev Lett 99:010601. 2007
    ..The power spectra of position fluctuations are in excellent agreement with the obtained analytical solutions of a parametrically modulated Langevin equation...
  4. ncbi Hydrodynamic synchronization of light driven microrotors
    R Di Leonardo
    IPCF CNR UOS Roma, Dipartimento di Fisica, Universita Sapienza, I 00185 Rome, Italy
    Phys Rev Lett 109:034104. 2012
    ..Synchronized states correspond to minima in this potential whose locations are shown to depend critically on the detailed geometry of the propellers...
  5. doi Hologram transmission through multi-mode optical fibers
    Roberto di Leonardo
    CNR IPCF c o Dipartimento di Fisica, Universit a di Roma La Sapienza, Roma, Italy
    Opt Express 19:247-54. 2011
    ..An analytical expression is derived relating output intensities ratios to hologram weights in the superposition...
  6. pmc Bacterial ratchet motors
    R Di Leonardo
    Consiglio Nazionale delle Ricerche Istituto per i Processi Chimico Fisici, c o Università di Roma Sapienza, I 00185, Rome, Italy
    Proc Natl Acad Sci U S A 107:9541-5. 2010
    ..Our results highlight the technological implications of active matter's ability to overcome the restrictions imposed by the second law of thermodynamics on equilibrium passive fluids...
  7. doi Self-Assembly of Micromachining Systems Powered by Janus Micromotors
    Claudio Maggi
    Dipartimento di Fisica, Universita di Roma Sapienza, I 00185, Roma, Italy
    Small 12:446-51. 2016
    ..The interplay between geometry and dynamical behavior leads to the self-assembly of Janus micromotors starting from randomly distributed particles. ..
  8. pmc Active dynamics of colloidal particles in time-varying laser speckle patterns
    Silvio Bianchi
    Dipartimento di Fisica, Universita di Roma Sapienza, Rome, I 00185, Italy
    Sci Rep 6:27681. 2016
    ..A simple interpolation formula is shown to account for the full phenomenology observed in the mean square displacement across the entire range from fast to slow fluctuating speckles. ..
  9. pmc Micromotors with asymmetric shape that efficiently convert light into work by thermocapillary effects
    Claudio Maggi
    Dipartimento di Fisica, Universita di Roma Sapienza, I 00185 Roma, Italy
    Nat Commun 6:7855. 2015
    ..p.m. under wide-field illumination with incoherent light. Our analysis shows that thermocapillary propulsion is one of the strongest mechanisms for light actuation at the micron- and nanoscale. ..
  10. ncbi Generalized energy equipartition in harmonic oscillators driven by active baths
    Claudio Maggi
    Dipartimento di Fisica, Universita di Roma Sapienza, I 00185 Roma, Italy
    Phys Rev Lett 113:238303. 2014
    ..This scenario leads to a simple generalization of the equipartition theorem resulting in the coexistence of two different effective temperatures that govern dynamics along the flat and the curved directions in the potential landscape. ..
  11. doi A multi-mode fiber probe for holographic micromanipulation and microscopy
    Silvio Bianchi
    Dipartimento di Fisica, Universita Sapienza, I 00185 Roma, Italy
    Lab Chip 12:635-9. 2012
    ..Our findings open the way towards the fabrication of endoscopic probes which could be capable of seeing and manipulating single cells deep into biological tissues...
  12. ncbi Self-starting micromotors in a bacterial bath
    Luca Angelani
    Research center SMC INFM CNR, Universita di Roma Sapienza, I 00185, Roma, Italy
    Phys Rev Lett 102:048104. 2009
    ..Moreover, the system provides an example of how, in contrast with equilibrium thermal baths, the irreversible chaotic motion of active particles can be rectified by asymmetric environments...