Francesco Sciortino

Summary

Affiliation: University of Rome La Sapienza
Country: Italy

Publications

  1. doi request reprint Three-body potential for simulating bond swaps in molecular dynamics
    Francesco Sciortino
    Physics Department, Sapienza Universita di Roma, Piazzale Aldo Moro 2, 00185, Rome, Italy
    Eur Phys J E Soft Matter 40:3. 2017
  2. doi request reprint Study of the ST2 model of water close to the liquid-liquid critical point
    Francesco Sciortino
    Dipartimento di Fisica, Universita di Roma La Sapienza, Roma, Italy
    Phys Chem Chem Phys 13:19759-64. 2011
  3. doi request reprint A numerical study of one-patch colloidal particles: from square-well to Janus
    Francesco Sciortino
    Dipartimento di Fisica and CNR ISC, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    Phys Chem Chem Phys 12:11869-77. 2010
  4. doi request reprint A spherical model with directional interactions: II. Dynamics and landscape properties
    Christian Mayer
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, I 00185 Rome, Italy
    J Phys Condens Matter 22:104110. 2010
  5. pmc Gelling by heating
    Sándalo Roldán-Vargas
    Department of Physics, Sapienza, Universita di Roma, Piazzale Aldo Moro 2, I 00185, Roma, Italy
    Sci Rep 3:2451. 2013
  6. doi request reprint Computing the phase diagram of binary mixtures: a patchy particle case study
    Lorenzo Rovigatti
    Dipartimento di Fisica, Università di Roma La Sapienza, Roma, Italy
    J Chem Phys 138:164904. 2013
  7. doi request reprint Predicting crystals of Janus colloids
    Teun Vissers
    Dipartimento di Fisica, Sapienza Università di Roma, Roma, Italy
    J Chem Phys 138:164505. 2013
  8. ncbi request reprint Properties of patchy colloidal particles close to a surface: a Monte Carlo and density functional study
    Nicoletta Gnan
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 137:084704. 2012
  9. ncbi request reprint Nonmonotonic magnetic susceptibility of dipolar hard-spheres at low temperature and density
    Sofia Kantorovich
    Ural Federal University, Lenin Avenue 51, 620083, Ekaterinburg, Russia and Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, 00185 Roma, Italy
    Phys Rev Lett 110:148306. 2013
  10. doi request reprint Cooperative polymerization of one-patch colloids
    Teun Vissers
    Sapienza, Universita di Roma, Piazzale Aldo Moro 2, 00185, Roma, Italy
    J Chem Phys 140:144902. 2014

Collaborators

  • Nicoletta Gnan
  • Alexey O Ivanov
  • Daniel de las Heras
  • Ivan Saika-Voivod
  • Julio Largo
  • Tommaso Bellini
  • Giorgio Parisi
  • Laura Zulian
  • Camillo La Mesa
  • Neda Ghofraniha
  • Lorenzo Rovigatti
  • Frank Smallenburg
  • Piero Tartaglia
  • Sándalo Roldán-Vargas
  • Flavio Romano
  • Teun Vissers
  • Emanuela Zaccarelli
  • John Russo
  • Zdenek Preisler
  • José Maria Tavares
  • Walter Kob
  • Sofia Kantorovich
  • Emanuela Bianchi
  • Cristiano De Michele
  • Francesca Bomboi
  • Andrea Saverio Ninarello
  • Gianmarco Munaò
  • Gayatri Das
  • Barbara Ruzicka
  • Christian Mayer
  • Angel J Moreno
  • Federico Bordi
  • Manuela Leo
  • Javier Fernandez-Castanon
  • Roberto Cerbino
  • Patrizia Filetici
  • Margarida M Telo da Gama
  • Marjolein Dijkstra
  • Ludwik Leibler
  • Eduardo Sanz
  • Roberta Angelini
  • Abdellatif Moussaïd
  • Theyencheri Narayanan
  • Michael Sztucki
  • Rolf Schilling
  • Antonio Scala
  • Song Ho Chong

Detail Information

Publications43

  1. doi request reprint Three-body potential for simulating bond swaps in molecular dynamics
    Francesco Sciortino
    Physics Department, Sapienza Universita di Roma, Piazzale Aldo Moro 2, 00185, Rome, Italy
    Eur Phys J E Soft Matter 40:3. 2017
    ..The method is based on the addition of a computationally non-expensive three-body repulsive potential that encodes for the single-bond per particle condition and establishes a flat potential energy surface for the bond swap...
  2. doi request reprint Study of the ST2 model of water close to the liquid-liquid critical point
    Francesco Sciortino
    Dipartimento di Fisica, Universita di Roma La Sapienza, Roma, Italy
    Phys Chem Chem Phys 13:19759-64. 2011
    ..Therefore, the bimodal shape of the density of states, and hence the critical point itself, is a purely liquid-state phenomenon that is distinct from the crystal-liquid transition...
  3. doi request reprint A numerical study of one-patch colloidal particles: from square-well to Janus
    Francesco Sciortino
    Dipartimento di Fisica and CNR ISC, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    Phys Chem Chem Phys 12:11869-77. 2010
    ..The stability of this cluster phase generates a very peculiar shape of the gas and liquid coexisting densities, with a gas coexistence density that increases on cooling, approaching the liquid coexistence density at very low T...
  4. doi request reprint A spherical model with directional interactions: II. Dynamics and landscape properties
    Christian Mayer
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, I 00185 Rome, Italy
    J Phys Condens Matter 22:104110. 2010
    ..We find that the configurational entropy, for densities within the optimal network-forming region, is finite even in the ground state and obeys a logarithmic dependence on the energy...
  5. pmc Gelling by heating
    Sándalo Roldán-Vargas
    Department of Physics, Sapienza, Universita di Roma, Piazzale Aldo Moro 2, I 00185, Roma, Italy
    Sci Rep 3:2451. 2013
    ..We further discuss the feasibility of realizing a real material with this reversible behavior. ..
  6. doi request reprint Computing the phase diagram of binary mixtures: a patchy particle case study
    Lorenzo Rovigatti
    Dipartimento di Fisica, Università di Roma La Sapienza, Roma, Italy
    J Chem Phys 138:164904. 2013
    ..We extend the successive umbrella sampling method to mixtures to make it possible to extract information about the phase behaviour of the system at a fixed temperature for the whole range of densities and compositions of interest...
  7. doi request reprint Predicting crystals of Janus colloids
    Teun Vissers
    Dipartimento di Fisica, Sapienza Università di Roma, Roma, Italy
    J Chem Phys 138:164505. 2013
    ..In addition, we find a phase consisting of wrinkled bilayer sheets, competing with both the fluid and the crystal phases. We detect a metastable gas-liquid coexistence which displays a micellization-driven re-entrant behavior...
  8. ncbi request reprint Properties of patchy colloidal particles close to a surface: a Monte Carlo and density functional study
    Nicoletta Gnan
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 137:084704. 2012
    ..We trace this failure to the neglect of orientational correlations of the particles, which are found to exhibit surface induced orientational order in this regime...
  9. ncbi request reprint Nonmonotonic magnetic susceptibility of dipolar hard-spheres at low temperature and density
    Sofia Kantorovich
    Ural Federal University, Lenin Avenue 51, 620083, Ekaterinburg, Russia and Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, 00185 Roma, Italy
    Phys Rev Lett 110:148306. 2013
    ..Monte Carlo simulation results closely agree with the theoretical findings...
  10. doi request reprint Cooperative polymerization of one-patch colloids
    Teun Vissers
    Sapienza, Universita di Roma, Piazzale Aldo Moro 2, 00185, Roma, Italy
    J Chem Phys 140:144902. 2014
    ..We illustrate the microscopic mechanism behind the complex polymerization process in this system and provide a detailed evaluation of its thermodynamics. ..
  11. doi request reprint Association of limited valence patchy particles in two dimensions
    Piero Tartaglia
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, I 00185 Rome, Italy
    J Phys Condens Matter 22:104108. 2010
    ..At low temperatures, the system reaches its ground state with particles forming a fully bonded network which spans the system...
  12. doi request reprint The vibrational density of states of a disordered gel model
    Lorenzo Rovigatti
    Dipartimento di Fisica, Università di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 135:104502. 2011
    ....
  13. doi request reprint Phase diagram of a reentrant gel of patchy particles
    Sándalo Roldán-Vargas
    Department of Physics, Sapienza, Università di Roma, Piazzale Aldo Moro 2, I 00185 Roma, Italy
    J Chem Phys 139:244910. 2013
    ..We show that there exists a density range where the system passes reversibly from a gel to a fluid upon both heating and cooling, encountering neither demixing nor phase separation. ..
  14. ncbi request reprint Multiple glass singularities and isodynamics in a core-softened model for glass-forming systems
    Nicoletta Gnan
    CNR ISC Uos Sapienza, Piazzale A Moro 2, I 00185 Roma, Italy
    Phys Rev Lett 113:258302. 2014
    ..Unexpectedly, we also discover that the simultaneous presence of two end points generates special loci in the state diagram along which the dynamics is identical at all length and time scales. ..
  15. doi request reprint Gels of DNA nanostars never crystallize
    Lorenzo Rovigatti
    Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale A Moro 2, 00185 Roma, Italy
    ACS Nano 8:3567-74. 2014
    ..Our results confirm the thermodynamic stability of the recently experimentally realized DNA hydrogels. ..
  16. doi request reprint Branching points in the low-temperature dipolar hard sphere fluid
    Lorenzo Rovigatti
    Dipartimento di Fisica, Sapienza Università di Roma, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 139:134901. 2013
    ....
  17. doi request reprint Phase diagram of one-patch colloids forming tubes and lamellae
    Zdenek Preisler
    Dipartimento di Fisica, Universita di Roma Sapienza, Piazzale Aldo Moro 5, 00185 Roma, Italy
    J Phys Chem B 117:9540-7. 2013
    ..The full phase diagram of the model, beside the fluid phase, displays four different stable crystals. A gas-liquid critical point, and hence a liquid phase, is not detected. ..
  18. ncbi request reprint Self-assembling DNA dendrimers: a numerical study
    Julio Largo
    Dipartimento di Fisica and INFM CNR SOFT, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    Langmuir 23:5896-905. 2007
    ..Finally, we demonstrate a relation between bonding and dynamics, by showing that the temperature dependence of the diffusion constant is controlled by the number of fully unbonded dendrimers...
  19. doi request reprint Casimir-like forces at the percolation transition
    Nicoletta Gnan
    1 CNR ISC, UOS Sapienza, P le A Moro 2, Roma I 00185, Italy 2 Dipartimento di Fisica, Sapienza Universita di Roma, P le A Moro 2, Roma I 00185, Italy
    Nat Commun 5:3267. 2014
    ..Our results provide the geometric analogue of the critical Casimir force, suggesting a novel way for tuning colloidal interactions by controlling the clustering properties of the solvent. ..
  20. ncbi request reprint Discontinous change from thermally- to geometrically-dominated effective interactions in colloidal solutions
    Nicoletta Gnan
    CNR ISC Uos Sapienza, Piazzale A Moro 2, 00185 Roma, Italy and Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale A Moro 2, 00185 Roma, Italy
    Soft Matter 12:9649-9656. 2016
    ....
  21. ncbi request reprint A spherical model with directional interactions. I. Static properties
    Emanuela Zaccarelli
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale A Moro 2, 1 00185 Rome, Italy
    J Chem Phys 127:174501. 2007
    ..integral equations and ideal mode coupling theory for the glass transition, can be applied in the present case, opening the way for a deeper understanding of the thermodynamic and dynamic behavior of low valence molecules and particles...
  22. doi request reprint Connectivity, dynamics, and structure in a tetrahedral network liquid
    Sándalo Roldán-Vargas
    Max Planck Institute for the Physics of Complex Systems, D 01307, Dresden, Germany and Department of Physics, Sapienza, Universita di Roma, Piazzale Aldo Moro 2, I 00185, Roma, Italy
    Soft Matter 13:514-530. 2017
    ..We summarize our findings in a qualitative picture where the low temperature regime of the viscoelastic liquid is understood in terms of an evolving network of long time metastable cooperative domains of particles...
  23. doi request reprint Theoretical and numerical estimates of the gas-liquid critical point of a primitive model for silica
    Emanuela Bianchi
    Dipartimento di Fisica and INFM CRS SMC, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 129:224904. 2008
    ..The critical temperature is correctly predicted by both theoretical approaches, while only approach (ii) is able to accurately predict the critical density...
  24. ncbi request reprint Self-assembly in chains, rings, and branches: a single component system with two critical points
    Lorenzo Rovigatti
    Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale Aldo Moro 2, 00185 Roma, Italy
    Phys Rev Lett 111:168302. 2013
    ..Monte Carlo simulations of the same model fully support these unconventional theoretical predictions...
  25. doi request reprint Tuning effective interactions close to the critical point in colloidal suspensions
    Nicoletta Gnan
    Dipartimento di Fisica and CNR ISC, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 137:084903. 2012
    ..Our study provides a guidance for a design of the interaction potential which can be exploited to control the stability of colloidal systems...
  26. doi request reprint Unveiling the complex glassy dynamics of square shoulder systems: simulations and theory
    Gayatri Das
    Dipartimento di Fisica, Sapienza Università di Roma, P le A Moro 2, I 00185 Roma, Italy
    J Chem Phys 138:134501. 2013
    ..The presence of two hard sphere glasses, differing only in their hardcore length, is revealed, showing that the simple competition between the two is sufficient for creating a rather complex dynamical behaviour...
  27. doi request reprint Reversible gels of patchy particles: role of the valence
    John Russo
    Dipartimento di Fisica and INFM CNR SOFT, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Roma, Italy
    J Chem Phys 131:014504. 2009
    ....
  28. ncbi request reprint How do self-assembling polymers and gels age compared to glasses?
    John Russo
    Dipartimento di Fisica and CNR ISC, Sapienza Universita di Roma, Piazzale A Moro 2, 00185 Roma, Italy
    Phys Rev Lett 104:195701. 2010
    ..The experimental implications of the discovered sensitivity to the choice of the probe are discussed, in particular, with respect to the existing experimental results...
  29. ncbi request reprint Phase diagram of janus particles
    Francesco Sciortino
    Dipartimento di Fisica, , Piazzale A Moro 2, 00185 Roma, Italy
    Phys Rev Lett 103:237801. 2009
    ..The coexistence curve is found to be negatively sloped in the temperature-pressure plane, suggesting that Janus particles can provide a colloidal system with anomalous thermodynamic behavior...
  30. pmc Re-entrant DNA gels
    Francesca Bomboi
    Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale A Moro 2, 00185 Roma, Italy
    Nat Commun 7:13191. 2016
    ....
  31. ncbi request reprint Dynamic arrest in a liquid of symmetric dumbbells: reorientational hopping for small molecular elongations
    Angel J Moreno
    Dipartimento di Fisica and Istituto Nazionale per la Fisica della Materia INFM Centri di Ricerca e Sviluppo CRS Statistical Mechanics and Complexity SMC, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, 00185 Rome, Italy
    J Chem Phys 123:204505. 2005
    ..The obtained results suggest that hopping events restore the ergodicity of the odd rotational degrees of freedom at temperatures far below the A transition...
  32. ncbi request reprint Patchy particle model for vitrimers
    Frank Smallenburg
    Department of Physics, Sapienza, Universita di Roma, Piazzale Aldo Moro 2, I 00185 Roma, Italy
    Phys Rev Lett 111:188002. 2013
    ..The system exhibits an entropy-driven phase separation between a network phase and a dilute cluster gas, bringing new insight into the swelling behavior of vitrimers in solvents...
  33. ncbi request reprint Molecular correlation functions for uniaxial ellipsoids in the isotropic state
    Cristiano De Michele
    Dipartimento di Fisica, INFM CRS SOFT, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, 00185 Rome, Italy
    J Chem Phys 124:104509. 2006
    ..A first order theoretical expansion around the spherical shape and a geometrical analysis of the configurations confirms and explains such an observation...
  34. ncbi request reprint Slow dynamics in a primitive tetrahedral network model
    Cristiano De Michele
    Dipartimento di Fisica and INFM CNR SOFT, Universita di Roma La Sapienza, Piazzale A Moro 2, 00185 Rome, Italy
    J Chem Phys 125:204710. 2006
    ..Eventually we discuss the similarities between "glass" formation in network forming liquids and "gel" formation in colloidal dispersions of patchy particles...
  35. doi request reprint Observable-dependence of the effective temperature in off-equilibrium diatomic molecular liquids
    Andrea Saverio Ninarello
    Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale A Moro 2, 00186 Roma, Italy
    J Chem Phys 141:194507. 2014
    ....
  36. ncbi request reprint Generalized fluctuation-dissipation relation and effective temperature upon heating a deeply supercooled liquid
    Nicoletta Gnan
    Dipartimento di Fisica, Universita di Roma Sapienza, Roma, Italy
    Phys Rev Lett 110:035701. 2013
    ..We underline the potential relevance of our numerical results for experimental studies of the fluctuation-dissipation relation in glassy systems...
  37. doi request reprint Patterning symmetry in the rational design of colloidal crystals
    Flavio Romano
    Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale A Moro 2, 00185 Roma, Italy
    Nat Commun 3:975. 2012
    ....
  38. ncbi request reprint Phase diagram of trivalent and pentavalent patchy particles
    Flavio Romano
    Dipartimento di Fisica, Sapienza Universita di Roma, Piazzale Aldo Moro 5, 00185 Roma, Italy
    J Phys Condens Matter 24:064113. 2012
    ....
  39. ncbi request reprint Phase diagram of patchy colloids: towards empty liquids
    Emanuela Bianchi
    Dipartimento di Fisica and CNR INFM SMC, Universita di Roma La Sapienza, Piazzale A Moro 2, Roma, Italy
    Phys Rev Lett 97:168301. 2006
    ..e., stable equilibrium gels...
  40. ncbi request reprint Simulated silica
    Ivan Saika-Voivod
    Dipartimento di Fisica and Istituto Nazionale per la Fisica della Materia, Universita di Roma La Sapienza, Piazzale Aldo Moro 2, 00185 Roma, Italy
    Philos Transact A Math Phys Eng Sci 363:525-33; discussion 534-5. 2005
    ....
  41. ncbi request reprint No evidence of gas-liquid coexistence in dipolar hard spheres
    Lorenzo Rovigatti
    Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale Aldo Moro 5, 00185 Roma, Italy
    Phys Rev Lett 107:237801. 2011
    ..The analysis of the low temperature configurations shows that at low densities particles preferentially self-assemble into closed rings, strongly suppressing the chain ends concentration...
  42. doi request reprint Observation of empty liquids and equilibrium gels in a colloidal clay
    Barbara Ruzicka
    CNR IPCF and Dipartimento di Fisica, Universita di Roma La Sapienza, Piazzale A Moro 2, I 00185, Rome, Italy
    Nat Mater 10:56-60. 2011
    ..Here we report the first observation of empty liquids and equilibrium gels in a complex colloidal clay, and support the experimental findings with numerical simulations...
  43. doi request reprint Assembly kinetics in binary mixtures of strongly attractive colloids
    Neda Ghofraniha
    Dipartimento di Fisica, Dipartimento di Chimica, and SOFT INFM CNR, c o Universita La Sapienza, Piazzale Aldo Moro 5, 00185 Roma, Italy
    J Phys Chem B 113:6775-81. 2009
    ..The dependence of S-L and L-L aggregation rate constants on the ratio between concentration of small and large particles is investigated, to detect the concentration at which aggregation of large particles is most effective...