Ignazio Maria Viola

Search results

• 2021

  Face coverings, aerosol dispersion and mitigation of virus transmission risk

  Viola, I. M., Peterson, B., Pisetta, G., Pavar, G., Akhtar, H., Menolaoscina, F., Mangano, E., Dunn, K., Gabl, R., Nila, A., Molinari, E., Cummins, C., Thompson, G., Lo, T-Y. M., Denison, F. C., Digard, P., Malik, O., Dunn, M. J. G., McDougall, C. M. & Mehendale, F. V., 20 Jan 2021, In: IEEE Open Journal of Engineering in Medicine and Biology.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Aerosols
  • Viruses
  • Masks
  • SARS Virus
  • Cough
• 2020

  Face Coverings, Aerosol Dispersion and Mitigation of Virus Transmission Risk

  Viola, I. M., Peterson, B., Pisetta, G., Pavar, G., Akhtar, H., Menolascina, F., Mangano, E., Dunn, K., Gabl, R., Nila, A., Molinari, E., Cummins, C., Thompson, G., Lo, M., Denison, F., Digard, P., Malik, O., Dunn, M. J. G. & Mehendale, F., 2020, arXiv.org, 24 p.

  Research output: Working paper

  File

  • Aerosols
  • Viruses
  • Masks
  • SARS Virus
  • Exhalation

• Face Coverings and Respiratory Tract Droplet Dispersion

  Bandiera, L., Pavar, G., Pisetta, G., Otomo, S., Mangano, E., Seckl, J. R., Digard, P., Molinari, E., Menolascina, F. & Viola, I. M., 23 Dec 2020, In: Royal Society Open Science.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Respiratory System
  • Masks
  • Manikins
  • Volunteers
  • SARS Virus

• Face Coverings and Respiratory Tract Droplet Dispersion

  Bandiera, L., Pavar, G., Pisetta, G., Otomo, S., Mangano, E., Seckl, J. R., Digard, P., Molinari, E., Menolascina, F. & Viola, I. M., 14 Aug 2020, medRxiv, (MedRxiv).

  Research output: Working paper

  File

  • Masks
  • Respiratory System
  • Manikins
  • Aerosols
  • Volunteers

• How Sails Generate Forces

  Viola, I. M., Arredondo-Galeana, A. & Pisetta, G., 2020. 16 p.

  Research output: Contribution to conference › Paper › peer-review

  File

  • ice ridge
  • aerodynamics
  • particle image velocimetry
  • computational fluid dynamics
  • vorticity

• On the friction drag reduction mechanism of streamwise wall fluctuations

  Józsa, T. I., Balaras, E., Kashtalyan, M., Borthwick, A. G. L. & Maria Viola, I., 1 Dec 2020, In: International Journal of Heat and Fluid Flow. 86, 108686.

  Research output: Contribution to journal › Article › peer-review

  • friction drag
  • drag reduction
  • Drag reduction
  • Friction
  • active control

• The dispersion of spherical droplets in source–sink flows and their relevance to the COVID-19 pandemic

  Cummins, C., Ajayi, O. J., Mehendale, F., Gabl, R. & Viola, I. M., 4 Aug 2020, In: Physics of Fluids. 32, 8, p. 083302

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Gravitation
  • Flow fields

• Unsteady hydrodynamics of tidal turbine blades

  Thomas Scarlett, G. & Viola, I. M., Feb 2020, In: Renewable Energy. 146, p. 843-855 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Turbomachine blades
  • Hydrodynamics
  • Turbines
  • Turbulence
  • Axial flow

• Velocity of the falling dispersal units in Zelkova abelicea: remarkable evolutionaly conservation within the relict tree genus

  Certini, D., Fazan, L., Nakayama, N., Viola, I. M. & Kozlowski, G., 20 Dec 2020, In: American Journal of Botany. 107, 12, p. 1831-1838 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Zelkova abelicea
  • Ulmaceae
  • Zelkova
  • Accidental Falls
  • Fruit
• 2019

  Active and passive in-plane wall fluctuations in turbulent channel flows

  Józsa, T. I., Balaras, E., Kashtalyan, M., Borthwick, A. G. L. & Viola, I. M., 10 May 2019, In: Journal of Fluid Mechanics. 866, p. 689-720 32 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Direct numerical simulation
  • Drag reduction
  • Drag
  • active control
  • friction drag

• A geometrically non-linear time-domain unsteady lifting-line theory

  Bird, H., Otomo, S., Ramesh, K. & Viola, I. M., 6 Jan 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc. (AIAA), 26 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  Open Access

  File

  • Vortex flow
  • Computational fluid dynamics
  • Aspect ratio
  • Kinematics
  • Geometry

• Modelling of Hull Roughness

  Speranza, N., Kidd, B., Schultz, M. P. & Viola, I. M., 15 Feb 2019, In: Ocean Engineering. 174, p. 31-42

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Surface roughness
  • Coatings
  • Ships
  • Wall function
  • Fouling

• Recent advances in numerical and experimental downwind sail aerodynamics

  Souppez, J-B., Arredondo Galeana, A. & Viola, I. M., 16 Sep 2019, In: Journal of Sailing Technology. 4, 1, p. 45 65 p., 2019-03.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • ice ridge
  • aerodynamics
  • vortex
  • flow structure
  • flow field

• Unsteady hydrodynamics of a full-scale tidal turbine operating in large wave conditions

  Scarlett, G., Sellar, B., Van Den Bremer, T. & Viola, I. M., Dec 2019, In: Renewable Energy. 143, p. 199-213

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Hydrodynamics
  • Turbines
  • Rotors
  • Axial flow
  • Bending moments
• 2018

  A separated vortex ring underlies the flight of the dandelion

  Cummins, C., Seale, M., Macente, A., Certini, D., Mastropaolo, E., Viola, I. M. & Nakayama, N., 18 Oct 2018, In: Nature. 562, p. 414-418 21 p.

  Research output: Contribution to journal › Letter › peer-review

  Open Access

  File

  • Taraxacum
  • Porosity
  • Seed Dispersal
  • Seeds
  • Physics

• Design principles of hair-like structures as biological machines

  Seale, M., Cummins, C., Viola, I. M., Mastropaolo, E. & Nakayama, N., 30 May 2018, In: Journal of the Royal Society, Interface. 15, 16 p., 20180206.

  Research output: Contribution to journal › Review article › peer-review

  Open Access

  File

  • Biomimetics
  • Water
  • Geometry
  • Equipment and Supplies
  • Adhesion

• Numerical investigation of vertical-axis tidal turbines with sinusoidal pitching blades

  Chen, B., Su, S., Viola, I. M. & Greated, C., 1 May 2018, In: Ocean Engineering. 155, p. 75-87

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Turbomachine blades
  • Turbines
  • Torque
  • Hydrodynamics
  • Turbulence models

• On the dynamics of the kite carousel

  Luttik, K., Anderson, P., Johanning, L. & Viola, I. M., 2018. 8 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • Numerical models
  • Aerodynamics

• On the nonlinear dynamics of self-sustained limit-cycle oscillations in a flapping-foil energy harvester

  Enhao, W., Ramesh, K., Killen, S. & Viola, I. M., Nov 2018, In: Journal of fluids and structures. 83, p. 339-357

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Harvesters
  • Metal foil
  • Reynolds number
  • Aerodynamics
  • Flutter (aerodynamics)

• Optimal airfoil’s shapes by high fidelity CFD

  Viola, I. M., Chapin, V., Speranza, N. & Biancolini, M. E., 3 Sep 2018, In: Aircraft Engineering and Aerospace Technology. 90, 6, p. 1000-1011

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Airfoils
  • Computational fluid dynamics
  • Drag
  • Cambers
  • Shape optimization

• PROTEUS: A Coupled Iterative Force-Correction Immersed-Boundary Cascaded Lattice Boltzmann Solver for Moving and Deformable Boundary Applications

  Falagkaris, E., Ingram, D., Markakis, K. & Viola, I. M., 2018, In: Computers & mathematics with applications. 75, 4, 30.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Lattice Boltzmann
  • Immersed Boundary
  • Moving Boundary
  • Reynolds number
  • Internal

• The leading-edge vortex of yacht sails

  Arredondo Galeana, A. & Viola, I. M., 1 Jul 2018, In: Ocean Engineering. 159, p. 552-562 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Yachts
  • Vortex flow
  • Low aspect ratio wings
  • Velocity measurement
  • Reynolds number

• Unsteady hydrodynamics of a full-scale tidal turbines

  Scarlett, G., Sellar, B., van den Bremer, T. & Viola, I. M., 2018. 14 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • turbines
  • unsteady flow
  • hydrodynamics
  • rotors
  • flow distribution

• Unsteady hydrodynamics of full-scale tidal turbines

  Scarlett, G., van den Bremer, T., Sellar, B. & Viola, I. M., 2018.

  Research output: Contribution to conference › Abstract › peer-review

  Open Access

  File

  • turbine
  • hydrodynamics
  • thrust
  • flow measurement
  • momentum
• 2017

  A real-time strategy-decision program for sailing yacht races

  Tagliaferri, F. & Viola, I. M., Apr 2017, In: Ocean Engineering. 134, p. 129 139 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Yachts
  • Dynamic programming
  • Neural networks

• Limit cycle oscillations of a flapping foil energy harvester in different inflow conditions

  Wang, E., Ramesh, K., Viola, I. M. & Killen, S., 2017. 17 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • flapping
  • flutter
  • foils
  • cycles
  • oscillations

• PROTEUS: A Coupled Iterative Force-Correction Immersed-Boundary Multi-Domain Cascaded Lattice Boltzmann Solver

  Falagkaris, E., Ingram, D., Viola, I. M. & Markakis, K., Nov 2017, In: Computers & mathematics with applications. 74, 10, p. 2348–2368

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Lattice Boltzmann
  • Immersed Boundary
  • Reynolds number
  • Lattice Boltzmann Method
  • Immersed Boundary Method

• Smart coatings for drag reduction in yachts

  Józsa, T., Viola, I. M., Kashtalyan, M., Balaras, E. & Kidd, B., 2017. 6 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • drag reduction
  • friction drag
  • coatings
  • boundary layers
  • dolphins

• The effect of permeability on the flow past permeable disks at low Reynolds numbers

  Cummins, C., Viola, I. M., Mastropaolo, E. & Nakayama, N., 18 Sep 2017, In: Physics of Fluids. 29, 9, 14 p., 097103.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Reynolds number
  • Direct numerical simulation
  • Locomotives
  • Viscous flow
  • Drag coefficient

• The leading-edge vortex of swift wing-shaped delta wings

  Muir, R., Arredondo Galeana, A. & Viola, I. M., 23 Aug 2017, In: Royal Society Open Science. 4, 8, 14 p., 170077.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Apodidae
  • aerodynamics
  • Apus
  • Reynolds number
  • aircraft

• The leading-edge vortex of yacht sails

  Viola, I. M. & Arredondo Galeana, A., 2017. 12 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • sails
  • leading edges
  • vortices
  • rigging
  • sharp leading edges
• 2016

  Development of a routing software for inshore match races

  Tagliaferri, F. & Viola, I. M., 15 Mar 2016.

  Research output: Contribution to conference › Paper › peer-review

  File

  • Routing
  • Software
  • Artificial Neural Network
  • Coherent Risk Measures
  • Risk Attitude

• Reducing the wave induced loading of tidal turbine blades through the use of a flexible blade

  Tully, S. & Viola, I. M., 10 Apr 2016. 9 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • Hydrofoils
  • Turbomachine blades
  • Turbines
  • Hydrodynamics
  • Velocity measurement

• Unsteady hydrodynamics of flexible submerged foils

  Viola, I. M., Tully, S. & Scarlett, G., Mar 2016. 2 p.

  Research output: Contribution to conference › Abstract › peer-review

  File

  • drag
  • hydrodynamics
  • particle image velocimetry
  • low flow
  • control system

• Unsteady tidal turbine blade loading: an analytical approach

  Scarlett, G. & Viola, I. M., Mar 2016. 2 p.

  Research output: Contribution to conference › Abstract › peer-review

  Open Access

  File

  • turbine
  • marine environment
  • eddy
  • turbulence
  • test

• Wind modelling with nested Markov chains

  Tagliaferri, F., Hayes, B., Viola, I. M. & Djokic, S., 2 Sep 2016, In: Journal of Wind Engineering and Industrial Aerodynamics. 157, p. 118-124

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Markov processes
  • Time series
  • Autocorrelation
  • Computational efficiency
  • Statistical Models
• 2015

  A CFD-based wing sail optimisation method coupled to a VPP

  Viola, I. M., Biancolini, M. E., Sacher, M. & Ubaldo, C., 2015.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • Computational fluid dynamics
  • Aerodynamics
  • Rigid wings
  • Planforms
  • Boats

• Aerodynamics of headsails: a review of measured surface pressures and expected flow fields

  Viola, I. M. & Flay, R. G. J., 2015.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • sails
  • aerodynamics
  • flow distribution
  • pressure distribution
  • viscous flow

• A numerical method for the design of ships with wind-assisted propulsion

  Viola, I. M., Sacher, M., Xu, J. & Wang, F., 2015, In: Ocean Engineering. 105, p. 32-42

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Propellers
  • Propulsion
  • Numerical methods
  • Ships
  • Aerodynamics

• Flexible blades for tidal turbines

  Viola, I. M., Tully, S., Richon, J-B., Arredondo Galeana, A. & Muir, R., 23 Apr 2015.

  Research output: Contribution to conference › Abstract

  • turbine
  • continuous load
  • fatigue
  • durability
  • turbulent flow

• Flexible Blades for Tidal Turbines

  Tully, S., Viola, I. M., Muir, R. & Arredondo Galeana, A., 2015.

  Research output: Contribution to conference › Poster

  Open Access

  File

• Leading edge vortex dynamics

  Peter J, R. & Viola, I. M., 12 Feb 2015. 4 p.

  Research output: Contribution to conference › Abstract › peer-review

  File

  • leading edges
  • vortices
  • sails
  • roofs
  • suction

• Numerical investigation of nonlinear wave interaction with a submerged object

  Ning, D., Li, Q. & Viola, I. M., 15 Jun 2015. 12 p.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File

  • Coastal engineering
  • Ocean engineering
  • Boundary element method
  • Scattering
  • Flow fields

• The Leading Edge Vortex: a bio-inspired design enhancement for marine current turbines

  Muir, R. & Viola, I. M., 2015.

  Research output: Contribution to conference › Poster

  Open Access

  File

• Wind direction forecasting with artificial neural networks and support vector machines

  Tagliaferri, F., Viola, I. M. & Flay, R. G. J., 2015, In: Ocean Engineering. 97, 15, p. 65-73

  Research output: Contribution to journal › Article › peer-review

  File

  • Support vector machines
  • Yachts
  • Neural networks
  • Neurons

• Yacht sail flow: recent findings and unanswered questions

  Viola, I. M., 2015.

  Research output: Contribution to conference › Abstract › peer-review

  Open Access

  File

  • sails
  • flow distribution
  • leading edges
  • trailing edges
  • vortices
• 2014

  Aerodynamics and hydrodynamics CFD simulations of the high performance skiff R3

  Bartesaghi, S. & Viola, I. M., 2014, Dynamics – Engineering Success, 35 4 p.

  Research output: Contribution to specialist publication › Article

• Alla ricerca delle regolazioni ottimali di una barca a vela mediante il mesh morphing

  Biancolini, M. E., Viola, I. M. & Ramirez, S., Jun 2014, In: Analisi e Calcolo. 62, p. 12-19 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Modello
  • Geometria
  • Morphing
  • Regno
  • Tema

• A performance prediction program for wind-assisted ship propulsion

  Viola, I. M., Sacher, M., Xu, J. & Wang, F., 2014.

  Research output: Contribution to conference › Paper › peer-review

• Detached Eddy Simulation of a Sailing Yacht

  Viola, I. M., Bartesaghi, S., Van-Renterghem, T. & Ponzini, R., 1 Nov 2014, In: Ocean Engineering. 90, p. 93–103

  Research output: Contribution to journal › Special issue › peer-review

  Open Access

  File

  • Yachts
  • Vortex flow
  • Turbulence models
  • Pressure distribution
  • Wind tunnels