Lorenzo Bardella's scientific publications and talks

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BOOK CHAPTERS

1) BARDELLA L. (2017). Strain Gradient Plasticity. In: Encyclopedia of Continuum Mechanics, edited by H. Altenbach and A. Öchsner, Springer-Verlag, Berlin Heidelberg, to appear. ISBN: 978-3-662-55770-9. DOI


 

ARTICLES IN INTERNATIONAL JOURNALS

1) BARDELLA L., GENNA F. (2001). On the elastic behavior of syntactic foams. INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES. vol. 38/40-41, pp. 7235-7260 ISSN: 0020-7683. DOI

2) BARDELLA L., GENNA F. (2001). Elastic design of syntactic foamed sandwiches obtained by filling of three-dimensional sandwich-fabric panels. INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES. vol. 38/2, pp. 307-333 ISSN: 0020-7683. DOI

3) BARDELLA L. (2001). A phenomenological constitutive law for the nonlinear viscoelastic behaviour of epoxy resins in the glassy state. EUROPEAN JOURNAL OF MECHANICS A-SOLIDS. vol. 20/6, pp. 907-934 ISSN: 0997-7538. DOI

4) BARDELLA L. (2003). An extension of the Secant Method for the homogenization of the nonlinear behavior of composite materials. INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE. vol. 41/7, pp. 741-768 ISSN: 0020-7225. DOI

5) BARDELLA L., CARINI A., GENNA F. (2003). Time integration errors and some new functionals for the dynamics of a free mass. COMPUTERS & STRUCTURES. vol. 81/24-25, pp. 2361-2372 ISSN: 0045-7949. DOI

6) BARDELLA L. (2003). Discussion on the paper "Simulation of porosity by microballoon dispersion in epoxy and urethane: Mechanical measurements and models" by M. A. El-Hadek and H. V. Tippur, Journal of Materials Science, 37, 1649-1660, 2002, [1]. JOURNAL OF MATERIALS SCIENCE LETTERS. vol. 22/22, pp. 1643-1646 ISSN: 0261-8028. DOI

7) BARDELLA L., GENNA F. (2005). Newmark's time integration method from the discretization of extended functionals. JOURNAL OF APPPLIED MECHANICS, Transactions of ASME. vol. 72/4, pp. 527-537 ISSN: 0021-8936. DOI

8) BARDELLA L. (2006). A deformation theory of strain gradient crystal plasticity that accounts for geometrically necessary dislocations. JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS. vol. 54/1, pp. 128-160 ISSN: 0022-5096. DOI

9) BARDELLA L. (2007). Some remarks on the strain gradient crystal plasticity modelling, with particular reference to the material length scales involved. INTERNATIONAL JOURNAL OF PLASTICITY. vol. 23/2, pp. 296-322 ISSN: 0749-6419. DOI

10) BARDELLA L., GIACOMINI A. (2008). Influence of material parameters and crystallography on the size effects describable by means of strain gradient plasticity. JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS. vol. 56/9, pp. 2906-2934 ISSN: 0022-5096. DOI

11) BARDELLA L. (2008). Reliability of First-Order Shear Deformation models for sandwich beams. JOURNAL OF MECHANICS OF MATERIALS AND STRUCTURES. vol. 3/7, pp. 1187-1206 ISSN: 1559-3959. DOI

12) BARDELLA L. (2009). A comparison between crystal and isotropic strain gradient plasticity theories with accent on the role of the plastic spin. EUROPEAN JOURNAL OF MECHANICS A-SOLIDS. vol. 28/3, pp. 638-646 ISSN: 0997-7538. DOI

13) BARDELLA L. (2010). Size effects in phenomenological strain gradient plasticity constitutively involving the plastic spin. INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE. vol. 48/5, pp. 550-568 ISSN: 0020-7225. DOI

14) SBURLATI R., BARDELLA L. (2011). Three-dimensional elastic solutions for functionally graded circular plates. EUROPEAN JOURNAL OF MECHANICS A-SOLIDS. vol. 30/3, pp. 219-235 ISSN: 0997-7538. DOI

15) BARDELLA L., BELLERI A. (2011). Two features of the uniaxial compression of a glassy epoxy resin: the yield stress rate-dependence and the volumetric instability. MECHANICS OF TIME-DEPENDENT MATERIALS. vol. 15/3, pp. 255-275 ISSN: 1385-2000. DOI

16) BARDELLA L., TONELLI D. (2012). Explicit analytic solutions for the accurate evaluation of the shear stresses in sandwich beams. JOURNAL OF ENGINEERING MECHANICS, Transactions of ASCE. vol. 138/5, pp. 502-507 ISSN: 0733-9399. DOI , Erratum J. ENG. MECH. vol. 138/10, p. 1302.

17) BARDELLA L., SFREDDO A., VENTURA C., PORFIRI M., GUPTA N. (2012). A critical evaluation of micromechanical models for syntactic foams. MECHANICS OF MATERIALS. vol. 50, pp. 53-69 ISSN: 0167-6636. DOI

18) TONELLI D., BARDELLA L., MINELLI M. (2012). A critical evaluation of mechanical models for sandwich beams. JOURNAL OF SANDWICH STRUCTURES AND MATERIALS. vol. 14/6, pp. 629-654 ISSN: 1099-6362. DOI

19) BARDELLA L., SEGURADO J., PANTEGHINI A., LLORCA J. (2013). Latent hardening size effect in small-scale plasticity. MODELLING AND SIMULATION IN MATERIALS SCIENCE AND ENGINEERING. vol. 21/5, 055009 (28 pages) ISSN: 0965-0393. FEATURED ARTICLE. DOI

20) BARDELLA L., MALANCA F., PONZO P., PANTEGHINI A., PORFIRI M. (2014). A micromechanical model for quasi-brittle compressive failure of glass-microballoons/thermoset-matrix syntactic foams. JOURNAL OF THE EUROPEAN CERAMIC SOCIETY. vol. 34/11, pp. 2605-2616 ISSN: 0955-2219. DOI

21) BARDELLA L., MATTEI O. (2014). On explicit analytic solutions for the accurate evaluation of the shear stress in sandwich beams with a clamped end. COMPOSITE STRUCTURES. vol. 112, pp. 157-168 ISSN: 0263-8223. DOI , Corrigendum COMPOS. STRUCT. vol. 116, p. 849.

22) BARDELLA L., PATERLINI L., LERONNI A. (2014). Accurate modelling of the linear elastic flexure of composite beams warped by midlayer slip, with emphasis on concrete-timber systems. INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES. vol. 87, pp. 268-280 ISSN: 0020-7403. DOI

23) PANTEGHINI A., BARDELLA L. (2015). On the compressive strength of glass microballoons-based syntactic foams. MECHANICS OF MATERIALS. vol. 82, pp. 63-77 ISSN: 0167-6636. DOI

24) BARDELLA L., PANTEGHINI A. (2015). Modelling the torsion of thin metal wires by distortion gradient plasticity. JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS. vol. 78, pp. 467-492 ISSN: 0022-5096. DOI

25) MATTEI O., BARDELLA L. (2016). A structural model for plane sandwich beams including transverse core deformability and arbitrary boundary conditions. EUROPEAN JOURNAL OF MECHANICS A-SOLIDS. vol. 58, pp. 172-186 ISSN: 0997-7538. DOI

26) MARTÍNEZ-PAÑEDA E., NIORDSON C.F., BARDELLA L. (2016). A finite element framework for distortion gradient plasticity with applications to bending of thin foils. INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES. vol. 96, pp. 288-299 ISSN: 0020-7693. DOI

27) PANTEGHINI A., BARDELLA L. (2016). On the Finite Element implementation of higher-order gradient plasticity, with focus on theories based on plastic distortion incompatibility. COMPUTER METHODS IN APPLIED MECHANICS AND ENGINEERING. vol. 310, pp. 840-865 ISSN: 0045-7825. DOI

28) PANTEGHINI A., BARDELLA L. (2017). Structural theory and finite element modelling of linear elastic sandwich beams subject to severe boundary conditions. EUROPEAN JOURNAL OF MECHANICS A-SOLIDS. vol. 61, pp. 393-407 ISSN: 0997-7538. DOI

29) VOLPINI V., BARDELLA L., RODELLA A., CHA Y., PORFIRI M. (2017). Modelling compression sensing in ionic polymer metal composites. SMART MATERIALS AND STRUCTURES. vol. 26/3, 035030 (19 pages) ISSN: 0964-1726. DOI

30) PORFIRI M., LERONNI A., BARDELLA L. (2017). An alternative explanation of back-relaxation in ionic polymer metal composites. EXTREME MECHANICS LETTERS. vol. 13, pp. 78-83 ISSN: 2352-4316. DOI

31) SHAMS A., PANTEGHINI A., BARDELLA L., PORFIRI M. (2017). A micromechanical model to study failure of polymer-glass syntactic foams at high strain rates. COMPUTATIONAL MATERIALS SCIENCE. vol. 135, pp. 189-204 ISSN: 0927-0256. DOI


 

PHD THESIS

BARDELLA L. (2000). Mechanical behavior of glass-filled epoxy resins: experiments, homogenization methods for syntactic foams, and applications. PhD thesis, University of Brescia.


 

CONFERENCES

Full length articles

1) BARDELLA L., GENNA F. (2000). Approximate computation of the elastic shear stiffness of a sandwich beam. GIMC 2000 - XIII Italian Conference on Computational Mechanics, Brescia (Italy). 13-15 November. (pp. 218-226). ISBN: 88-86524-47-1.

2) BARDELLA L., GENNA F. (2005). Some remarks on the micromechanical modeling of glass/epoxy syntactic foams. 20th Annual Technical Conference of the American Society for Composites, Philadelphia, PA (U.S.A.). 6-9 September. Proceedings edited by F.K. Ko, G.R. Palmese, Y. Gogotsi, A.S.D. Wang. ISBN: 1-932078-50-9

Brief notes and abstracts

1) BARDELLA L. (2000). The generalized plane stress state: backward Euler consistent algorithm for the J2-flow theory of plasticity with isotropic hardening. GIMC 2000 - XIII Italian Conference on Computational Mechanics, Brescia (Italy). 13-15 November. (pp. 60-64). ISBN: 88-86524-47-1.

2) BARDELLA L. (2000). A phenomenological constitutive law for epoxy resins. GIMC 2000 - XIII Italian Conference on Computational Mechanics, Brescia (Italy). 13-15 November. (pp. 65-71). ISBN: 88-86524-47-1.

3) PRANDINI M., BARDELLA L. (2000). Identification of a constitutive model for epoxy resins. GIMC 2000 - XIII Italian Conference on Computational Mechanics, Brescia (Italy). 13-15 November. (pp. 125-131). ISBN: 88-86524-47-1.

4) BARDELLA L. (2002). On the modeling of the nonlinear viscoelastic behavior of epoxy resins. Seventh Pan American Congress of Applied Mechanics (PACAM VII), Temuco (Chile). 2-4 January. (vol. 9, pp. 229-232). Applied Mechanics in the Americas edited by P. Kittl, G. Diaz, D. Mook, J. Geer.

5) BARDELLA L., GENNA F. (2002). Unit cell analysis of the nonlinear behaviour of glass/epoxy syntactic foams. EUROMECH Colloquium 438 on Constitutive Equations for Polymer Microcomposites, Vienna (Austria). 15-17 July. (pp. 100-101). Book of Abstracts edited by L. Dorfmann, A.D. Drodzov, R.W. Ogden. ISBN: 3-900962-40-5.

6) BARDELLA L. (2007). A strain gradient crystal plasticity theory based on dislocation densities. Computational Plasticity IX. Fundamentals and Applications, Barcelona (Spain). 5-7 September. (pp. 969-972). Proceedings edited by E. Onate, D.R.J. Owen, B. Suarez. ISBN: 978-84-96736-27-6.

7) BARDELLA L., GIACOMINI A. (2007). Size effects and strain gradient plasticity: how many length scales should be involved in the modelling? AIMETA 2007: XVIII Italian Conference on Theoretical and Applied Mechanics. Brescia (Italy). 11-14 September. Proceedings edited by A. Carini, G. Mimmi, R. Piva. ISBN: 978-88-89720-69-1.

8) BARDELLA L., MINELLI M. (2007). On the accurate computation of the deflection of sandwich beams. AIMETA 2007: XVIII Italian Conference on Theoretical and Applied Mechanics. Brescia (Italy). 11-14 September. Proceedings edited by A. Carini, G. Mimmi, R. Piva. ISBN: 978-88-89720-69-1.

9) BARDELLA L. (2009). The influence of the dissipation due to the plastic spin on the size effects describable by means of isotropic strain gradient plasticity. AIMETA 2009: XIX Italian Conference on Theoretical and Applied Mechanics. Ancona (Italy). 14-17 September. Proceedings edited by S. Lenci. ISBN: 978-88-96378-08-3.

10) BARDELLA L., TONELLI D., MINELLI M. (2009). How to choose an analytical model for the stress state of sandwich beams under bending. AIMETA 2009: XIX Italian Conference on Theoretical and Applied Mechanics. Ancona (Italy). 14-17 September. Proceedings edited by S. Lenci. ISBN: 978-88-96378-08-3.

11) BARDELLA L., SEGURADO J. (2011). A comparison between strain gradient crystal plasticity and discrete dislocation dynamics. ICMM2: 2nd International Conference on Material Modelling. Paris. 31st August-2nd September. Book of abstracts edited by J. Besson e M. Maziere. pp 189. ISBN: 978-2911256-61-5.

12) BARDELLA L., SEGURADO J. (2011). A comparison between strain gradient crystal plasticity and discrete dislocation dynamics. AIMETA 2011: XX Italian Conference on Theoretical and Applied Mechanics. Bologna (Italy). 12-15 September. Proceedings edited by F. Ubertini, E. Viola, S. de Miranda e G. Castellazzi. ISBN: 978-88-906340-0-0 (print, volume of abstracts) ISBN: 978-88-906340-1-7 (online, extended proceedings).

13) BARDELLA L., SEGURADO J., PANTEGHINI A., LLORCA J. (2013). Latent hardening size effect in small-scale plasticity. Computational Plasticity XII. Fundamentals and Applications. Invited session "Material Size-effects in Plasticity" organised by Viggo Tvergaard and Christian F. Niordson. Barcelona (Spain). 3-5 September. Proceedings edited by E. Onate, D.R.J. Owen, D. Peric, B. Suarez. ISBN: 978-84-941531-5-0.

14) BARDELLA L., PANTEGHINI A. (2015). Modelling the torsion of thin metal wires by phenomenological distortion gradient plasticity. AIMETA 2015: XXII Italian Conference on Theoretical and Applied Mechanics. Genova (Italy). 14-17 September. Proceedings edited by L. Gambarotta and A. Morro. ISBN: 978-88-97752-52-3.

15) PANTEGHINI A., BARDELLA L. (2016). On the Finite Element implementation of higher-order gradient plasticity, with focus on theories based on plastic distortion incompatibility. XXI Italian Conference on Computational Mechanics and VIII Meeting of the AIMETA Materials Group (GIMC-GMA 2016), Lucca (Italy). 27-29 June. Proceedings edited by M. Paggi, A. Bacigalupo, S. Bennati, C. Borri, M. Corrado, A. Gizzi, P.S. Valvo. Tipolitografia Contini, Sesto Fiorentino (Florence). ISBN: 9791220013338.

16) VOLPINI V., RODELLA A., BARDELLA L., CHA Y., PORFIRI M. (2016). Modelling the sensing response of Ionic Polymer Metal Composites subject to through-the-thickness compression. XXI Italian Conference on Computational Mechanics and VIII Meeting of the AIMETA Materials Group (GIMC-GMA 2016), Lucca (Italy). 27-29 June. Proceedings edited by M. Paggi, A. Bacigalupo, S. Bennati, C. Borri, M. Corrado, A. Gizzi, P.S. Valvo. Tipolitografia Contini, Sesto Fiorentino (Florence). ISBN: 9791220013338.

17) VOLPINI V., BARDELLA L., RODELLA A., CHA Y., PORFIRI M. (2017). A theoretical framework for the study of compression sensing in ionic polymer metal composites. Electroactive Polymer Actuators and Devices (EAPAD) XIX Conference, Portland, OR (USA). 26-29 March. Proceedings edited by Yoseph Bar-Cohen. Proc. Society of Photo-Optical Instrumentation Engineers (SPIE) 10163, EAPAD 101630M (April 17, 2017). DOI


Conference participations

1) BARDELLA L., SALVADORI A., GENNA F. (2001). Effect of preconditioning kernels on the stability of variationally-based time integration methods. AIMETA --- XIV Italian Conference on Computational Mechanics, Taormina (CT, Italy). 26-29 September.

2) BARDELLA L. (2003). A phenomenological model for the rheology of epoxy resins in the glassy state. XIV Italian ABAQUS Users' Meeting, Brescia (Italy). 5-7 November.

3) BARDELLA L. (2007). Size effects and strain gradient crystal plasticity. First Meeting of the AIMETA Materials Group (GMA07), Trento (Italy). 23-24 February.

4) BARDELLA L., GIACOMINI A. (2008). A comparison between crystal and isotropic modellings of strain gradient crystal plasticity. Second Meeting of the AIMETA Materials Group (GMA08), Genova (Italy). 29 February-1 March.

5) BARDELLA L. (2009). The role of the plastic spin in strain gradient plasticity. Third Meeting of the AIMETA Materials Group (GMA09), Milano (Italy). 23-24 January.

6) SBURLATI R., BARDELLA L. (2009). Three-dimensional elastic analysis for inhomogeneous plates (FGMS). Third Meeting of the AIMETA Materials Group (GMA09), Milano (Italy). 23-24 January.

7) BARDELLA L. (2009). Size effects in isotropic strain gradient plasticity constitutively involving the plastic spin. 4th International Symposium on Defects and Material Mechanics (ISDMM09), Trento (Italy). 6-9 July.

8) BARDELLA L., BELLERI A. (2010). On the viscoelastic and viscoplastic behaviour of epoxy resins. Fourth Meeting of the AIMETA Materials Group (GMA2010), Palermo (Italy). 25-26 February.

9) BARDELLA L., SEGURADO J. (2011). Size effects in metallic microcomponents: a comparison between strain gradient plasticity and discrete dislocation dynamics. Fifth Meeting of the AIMETA Materials Group (GMA2011), Udine (Italy). 23-25 February.

10) BARDELLA L., SFREDDO A., VENTURA C., GUPTA N., PORFIRI M. (2011). A comparison among different homogenisation techniques for estimating the effective elastic moduli of syntactic foams. ECI Conference Syntactic and Composite Foams III, Cetraro (Italy). 29 May-3 June.

11) BARDELLA L., FESTA A., PORFIRI M. (2012). Micromechanical models for the failure modalities of syntactic foams subject to uniaxial compression. Sixth Meeting of the AIMETA Materials Group (GMA2012), Lucca (Italy). 13-14 April.

12) BARDELLA L., MALANCA F., PONZO P., PANTEGHINI A., PORFIRI M. (2013). Micromechanical finite element modelling of the quasi-brittle failure of syntactic foams subject to uniaxial compression. CERMODEL 2013, Trento (Italy). 10-12 July.

13) BARDELLA L., SEGURADO J., PANTEGHINI A., LLORCA J. (2014). Latent hardening size effect in small-scale plasticity. EUROMECH Colloquium 563 on Generalized Continua and Their Application to the Design of Composites and Metamaterials, Cisterna di Latina (Italy). 17-21 March.

14) BARDELLA L., PANTEGHINI A. (2014). On the compressive strength of glass-microballoons/thermoset-matrix syntactic foams. XX Italian Conference on Computational Mechanics and VII Meeting of the AIMETA Materials Group (GIMC-GMA2014), Cassino (Italy). 11-13 June.

15) BARDELLA L., MATTEI O. (2014). On explicit analytic solutions for the accurate evaluation of the shear stress in sandwich beams with a clamped end. 11th World Congress on Computational Mechanics (WCCM XI) and 5th European Conference on Computational Mechanics (ECCM V), Barcelona (Spain). 20–25 July.

16) BARDELLA L., PANTEGHINI A. (2015). On the compressive strength of glass-microballoons/thermoset-matrix syntactic foams. State of the art and challenges in thermal and mechanical modelling of ceramic materials, Trento (IT). 20 March.

17) BARDELLA L., PANTEGHINI A. (2015). Modelling the torsion of thin metal wires by phenomenological distortion gradient plasticity. KEYNOTE presentation at the 9th European Solid Mechanics Conference, Madrid (Spain). 6-10 July.

18) MARTÍNEZ-PAÑEDA E., NIORDSON C.F., BARDELLA L. (2015). A finite element basis for distortion gradient plasticity theory. Computational Plasticity XIII. Fundamentals and Applications. Invited session "Non-local and Strain Gradient Plasticity". Barcelona (Spain). 1-3 September.

19) PANTEGHINI A., BARDELLA L. (2016). Implicit finite element algorithms for higher-order gradient plasticity theory. 24th International Congress of Theoretical and Applied Mechanics (ICTAM 2016). Montréal (Canada). Invited contribution in the Thematic session "Sizescale Effects in Materials". 21-26 August.

20) PERINI G., BARDELLA L., PANTEGHINI A., GUPTA N., PORFIRI M., TESSIER N. (2017). Failure behaviour of glass-microballoons/thermoset-matrix syntactic foams subject to hydrostatic loading. ECI Conference Syntactic and Composite Foams V, Siracusa (Italy). 26-31 March.

21) BARDELLA L., LERONNI A., SHARGHI H., VOLPINI V., PORFIRI M. (2017). A Maxwell stress-based explanation of back-relaxation in ionic polymer metal composites. AIMETA 2017: XXIII Italian Conference on Theoretical and Applied Mechanics. Salerno (Italy). 4-7 September.

22) PANTEGHINI A., BARDELLA L. (2017). On the finite element implementation of higher-order gradient plasticity theories. Computational Plasticity XIV. Fundamentals and Applications. Invited session "Size-effects in Metal Plasticity". Barcelona (Spain). 5-7 September.


 

PREFACES

1) BARDELLA L., PAGGI M., VENA P. (2017). Special issue on "Recent Advances on the Mechanics of Materials". MECCANICA. To appear ISSN: 0025-6455. DOI


 

INVITED TALKS

1) A deformation theory of strain gradient crystal plasticity for the description of the variation in strength and strain hardening with changing size. MICROMECHANICS SEMINAR SERIES & WORKSHOPS, Department of Engineering, University of Cambridge (UK), 18 November 2005.

2) Polycrystal plasticity: size effects and strain gradient modelling. Department of Engineering, University of Ferrara (Italy), 16 March 2007.

3) Size effects and strain gradient plasticity: how many length scales should be involved in the modelling? Departamento de Ciencia de Materiales, Universidad Politécnica de Madrid (Spain), 3 March 2009.

4) Modelling the size effects of polycrystals by means of strain gradient plasticity. Department of Structural Engineering, Politecnico di Milano (Italy), 13 November 2009.

5) Studies of small-scale plasticity. Danish Center for Applied Mathematics and Mechanics, Technical University of Denmark, 7 April 2011.

6) Studies of small-scale plasticity. Department of Civil, Chemical and Environmental Engineering, University of Genova, 6 March 2014.

7) Crystal and phenomenological distortion-gradient plasticity theories. Department of Civil Engineering and Architecture, University of Pavia, 11 September 2014.

8) Modelling the torsion of thin metal wires by distortion gradient plasticity. Fédération Francilienne de Mécanique, Séminaire Île-de-France, École Nationale Supérieure d'Arts et Métiers ParisTech (ENSAM), 15 January 2015.

9) Modelling the torsion of thin metal wires by distortion gradient plasticity. Danish Center for Applied Mathematics and Mechanics, Technical University of Denmark, 26 May 2015.


 

INVITED PARTICIPATIONS TO SYMPOSIA

1) New Horizons in Materials Mechanics: Symposium in celebration of the 70th birthday of Viggo Tvergaard. Copenhagen, 5-7 June 2013.