**Dr.
Ricardo A. Lebensohn**

82. R.A. Lebensohn: "FFT-based
models for mesoscale materials science of polycrystalline metals". Invited Lecture. 2017 MRS Spring Meeting, Phoenix, AZ, April
2017.

81. R.A. Lebensohn and A. Needleman:
"Accounting for the micromechanical effect of grain boundaries using a new
FFT-based strain-gradient polycrystal plasticity
formulation". Invited Lecture. 2017 TMS Annual
Meeting & Exhibition, San Diego, CA, February 2017.

80. R.A. Lebensohn and R. Pokharel:
"Recent applications of micromechanical modeling directly coupled with
advanced characterization techniques of polycrystalline materials". Invited Lecture. 2017 TMS Annual Meeting & Exhibition,
San Diego, CA, February 2017.

79. R.A. Lebensohn: "Multiscale
modelling of microstructure evolution in polycrystalline materials: physical
and numerical challenges". Invited Lecture. 8th Multiscale Materials Modelling International Conference (MMM
2016), Dijon, France, October 2016.

78. R.A. Lebensohn, R. Pokharel and B.
Clausen: "Towards an integrated experimental/modelling framework to
account for microstructural effects on damage under extreme conditions". MaRIE External Advisory Board Meeting, Los Alamos National
Laboratory, Los Alamos, NM, September 2016.

77. R.A. Lebensohn: "In-situ 3-D
characterization and direct micromechanical modelling for identification of
microstructure-property relationships in polycrystalline materials". Department Seminar. Department of Materials Engineering,
University of British Columbia, Vancouver, Canada, September 2016.

76. R.A. Lebensohn and R. Pokharel:
"Towards an integrated experimental/modelling framework to account for
microstructural effects on damage under extreme conditions". Invited Lecture. IUTAM Symposium on
Integrated Computational Structure-Material Modeling of Deformation and Failure
under Extreme Conditions. Baltimore, MD, June 2016.

75. R.A. Lebensohn and A. Needleman:
"Accounting for the effect of dislocations in continuum plasticity by
means of a non-local spectral formulation". Invited
Lecture. 2016 SIAM Conference on Mathematical Aspects
of Materials Science. Philadelphia, PA, May 2016.

74. R.A. Lebensohn: "FFT-based
micromechanical modeling of plastically deforming polycrystalline
materials". Materials and Surface Engineering Colloquium, Danish Technical
University (DTU), Copenhagen, Denmark, March 2016.

73. R.A. Lebensohn and A. Needleman:
"Numerical implementation of non-local polycrystal
plasticity using fast Fourier transforms". Keynote Lecture. International
Symposium on Plasticity 2016, Kona, HI, January 2016.

72. R.A. Lebensohn and R. Pokharel:
"Discovery and numerical tractability of microstructure-property
relationships through micromechanical modeling of polycrystalline
materials". Invited Lecture. 2015 TMS Annual
Meeting & Exhibition, Orlando, FL, March 2015.

71. R.A. Lebensohn et al.:
"Towards the computational design of damage-tolerant materials:
characterization and modeling of microstructural effects on porosity evolution
of polycrystalline metals". Invited Lecture. 2015
TMS Annual Meeting & Exhibition, Orlando, FL, March 2015.

70. R.A. Lebensohn:
"Microstructure based and experimentally validated modeling of ductile
damage in polycrystalline materials". Keynote Lecture. International
Symposium on Plasticity 2015, Montego Bay, Jamaica, January 2015.

69. R.A. Lebensohn:
"Identification of preferential sites for void nucleation and growth in polycrystals via in-situ 3-D characterization and
micromechanical modelling". Invited Lecture. AmeriMech Symposium: Material Property Identification,
Austin, TX, December 2014.

68. R.A. Lebensohn: "Fast Fourier
Transform-based micromechanical modeling with direct input from 3-D images of
polycrystalline microstructures". CLASSE Seminar.
Cornell High Energy Synchrotron Source (CHESS), Ithaca, NY, November 2014.

67. R.A. Lebensohn: "Fast Fourier
Transform-based micromechanical modeling with direct input from 3-D images of
polycrystalline microstructures". Invited Lecture.
2nd International Congress on 3D Materials Science (3DMS 2014), Annecy, France,
June 2014.

66. R.A.
Lebensohn: "On how Suquet et al's FFT-based
formulation is changing the way polycrystal
plasticity is modeled and microstructural measurements are interpreted and
utilized". Invited Lecture. International
Symposium on length scale in solid mechanics: mathematical and physical
aspects. Paris, France, June 2014.

65. R.A.
Lebensohn: "Micromechanical modeling of polycrystalline materials from 3-D
microstructural images". Semiplenary Lecture. 8th Annual Meeting of the Argentinian Physics
Association (AFA), Bariloche, Argentina, September
2013.

64. R.A.
Lebensohn: "Fast Fourier Transform-based micromechanical modeling of polycrystals with direct input from microstructural
images". X-Ray Science Division (XSD) Seminar.
Advanced Photon Source (APS), Argonne, IL, August 2013.

63. R.A. Lebensohn:
"Microstructural effects on ductile damage of polycrystalline
materials". Invited Lecture. IUTAM Symposium on
Materials and Interfaces under High Strain-Rate and Large Deformation, Metz,
France, June 2013.

62. R.A.
Lebensohn: "Fast Fourier Transform-based micromechanical modeling of polycrystals with direct input from microstructural
images". Invited Lecture. European
Workshop on Methods for 3-D Microstructural Studies. Metz, France, June
2013.

61. R.A.
Lebensohn: Material models to capture microstructural effects on strength,
anisotropy and damage". 2013 Materials Capability Review, Los Alamos
National Laboratory, Los Alamos, NM, May 2013.

60. R.A. Lebensohn: "Fast Fourier
Transform-based micromechanical modeling of polycrystals
with direct input from 3-D microstructural images". Invited Lecture. 2013 TMS Annual Meeting & Exhibition,
San Antonio, TX, March 2013.

59. R.A. Lebensohn: "Microstructural
effects on ductile damage of polycrystalline materials". Invited Lecture. 2013 TMS Annual Meeting & Exhibition,
San Antonio, TX, March 2013.

58. R.A. Lebensohn: "Micromechanical
modelling of polycrystals using Fast Fourier
Transforms beyond incompressible local viscoplasticity".
Keynote Lecture. International Symposium on Plasticity 2013, Nassau, Bahamas,
January 2013.

57. R.A. Lebensohn: "Mesoscale
mechanics of porous polycrystalline materials". Invited
Lecture. 49th Annual Technical Meeting of the Society of Engineering
Science (SES2012) Atlanta, GA, October 2012.

56. R.A. Lebensohn: "Different
strategies to model microstructural effects on the dilatational plastic
behavior of porous polycrystalline materials". Keynote Lecture. Symposium
on Homogenization Strategies for Multiphase Materials, European Solid Mechanics
Conference, Graz, Austria, July 2012.

55. R.A.
Lebensohn: "Recent advances in
Fast Fourier transform-based micromechanical modeling of polycrystals".
Invited Lecture. 3rd International Symposium on
Computational Mechanics of Polycrystals (CMCn2012),
Bad Honnef, Germany, June 2012.

54. R.A. Lebensohn: "Multiscale
computational homogenization of porous polycrystalline materials". Invited Lecture. EUROMECH Colloquium on Multi-scale
Computational Homogenization of Heterogeneous Structures and Materials,
Marne-la-Vallee, France, March 2012.

53. R.A. Lebensohn: "Spectral elasto-viscoplastic formulation for the prediction of
micromechanical fields with direct input and validation from voxelized data". Invited Lecture.
2012 TMS Annual Meeting & Exhibition, Orlando, FL, USA, March 2012.

52. R.A. Lebensohn:
"Micromechanical modelling of polycrystals using
Fast Fourier Transforms". PRISM Seminar. Center
for Prediction of Reliability, Integrity and Survivability of Microsystems
(PRISM), Purdue University, West Lafayette, IN, USA, January 2012.

51. R.A. Lebensohn:
"Microstructural effects on void growth in polycrystalline
materials". Keynote Lecture. International Symposium on Plasticity 2012,
San Juan, Puerto Rico, January 2012.

50. R.A. Lebensohn: "FFT-based
methods: towards direct input and validation of micromechanical models using
3-D microstructural data". Invited Lecture.
Workshop on high-energy x-ray diffraction experiments and detailed computational
analyses for understanding multiscale phenomena in crystalline materials,
Advance Photon Source (APS), Chicago, IL, USA, October 2011.

49. R.A. Lebensohn: "Modeling
ductile damage of polycrystalline materials". Keynote Lecture. IUTAM Symposium on Linking Scales in
Computations: from Microstructure to Macro-scale Properties, Pensacola, FL,
USA, May 2011.

48. R.A. Lebensohn: "Modelling
space-resolved evolution of internal mechanical fields in 3-D polycrystalline
microstructures using an elasto-viscoplastic
formulation based on Fast Fourier Transforms". Keynote Lecture.
International Symposium on Plasticity 2011, Puerto Vallarta, Mexico, January
2011.

47. R.A. Lebensohn:
"Micromechanics of polycrystals: full-field
computations and second-order homogenization approaches". GALCIT Colloquium. Graduate Aerospace Laboratories
California Institute of Technology (GALCIT), Caltech, Pasadena, CA, USA,
October 2010.

46. R.A. Lebensohn:
"Micromechanical modelling of polycrystals: can
we keep up with emerging 3-D characterization techniques?" Department
Seminar. Materials Department, RISOE National Laboratory, Roskilde, Denmark,
September 2010.

45. R.A.
Lebensohn: "Dilatational viscoplasticity of
porous polycrystalline materials". Invited Lecture.
Workshop "Materiaux Heterogenes et Composites", in honor of Andre Zaoui, Briancon, France,
September 2010.

44. R.A.
Lebensohn: "Modeling LPO evolution using crystal plasticity at conditions
relevant to the Earth's interior: exploring the role of dislocation
climb". Invited Lecture, 2010 Gordon Research Conference on Rock
Deformation,

43. R.A.
Lebensohn: "Micromechanics of polycrystals:
full-field computations and second-order homogenization approaches". ICAMS
Seminar, Interdisciplinary Center for Advanced Materials Simulation (ICAMS),
Bochum, Germany, May 2010.

42. R.A.
Lebensohn: "Crystal Plasticity Fast Fourier Transform-based formulation:
theory and applications". F2M Seminar, Federation Francilienne de Mecanique
(F2M), Paris, France, May 2010.

41. R.A.
Lebensohn: "Micromechanics of polycrystals:
full-field computations and second-order homogenization approaches". IWM
Seminar, Fraunhofer-Institut fuer Werkstoffmechanik (IWM), Freiburg, Germany,
April 2010.

40. R.A.
Lebensohn: "Micromechanics of strongly heterogeneous polycrystals:
crystal plasticity FFT-based computations vs. homogenization approaches".
Invited Lecture. 2nd International
Symposium on Computational Mechanics of Polycrystals
(CMCn2010), Bad

39. R.A.
Lebensohn: "Numerical experiments: crystal plasticity and FFT-based
calculations" Invited Lecture. 2010 MECAMAT (French Group of Mechanics of
Materials) National Colloquium,

38. R.A.
Lebensohn: "Dilatational viscoplasticity of
porous polycrystalline materials". Keynote
Lecture. International Symposium on Plasticity 2010, St Kitts, January
2010.

37. R.A.
Lebensohn: "Heterogeneous microstructures and macroscopic creep behavior
of polycrystalline ice". Invited Presentation.
American Geophysical Union (AGU) 2009 Fall Meeting,

36.
R.A. Lebensohn: "Micromechanics of polycrystals:
full-field computations vs. high-order homogenization approaches". Invited
lecture. Materials Science and Technology 2009 (MS&T'09) Conference &
Exhibition,

35. R.A.
Lebensohn and P. Ponte Castaneda: "Dilatational viscoplastic
behavior of polycrystalline materials with cavities at grain boundaries". Invited Lecture. Materials Science and Technology
2009 (MS&T'09) Conference & Exhibition,

34. R.A.
Lebensohn: "Dilatational plastic behavior of polycrystalline materials
with intergranular cavities". DCAMM Seminar. Danish Centre for Applied
Mathematics and Mechanics, (DCAMM),

32.
R.A. Lebensohn: "Dilatational plastic behavior of polycrystals
with intergranular cavities". Department Seminar. Department of Mechanical
and Materials Engineering,

31. R.A. Lebensohn, P. Ponte Castaneda, M.I Idiart and
P.G. Vincent: "Dilatational viscoplasticity of
polycrystalline materials: homogenization estimates vs full-field
results". Keynote Lecture. Third US-France
Symposium on Advances in Bridging Scales in Computation. From
Microstructure to Macroscale Properties of Heterogeneous Materials.

30. R.A. Lebensohn: "Image-based
computation of plastic strain heterogeneity and local texture evolution in
polycrystalline materials".
Keynote lecture. International Symposium on Plasticity 2009, St Thomas,
US Virgin Islands, January 2009.

29. R.A.
Lebensohn: "Micromechanical modeling of the plastic deformation
polycrystalline materials". Invited Seminar. Laboratoire de Modelisation
et Simulation Numerique en Mecanique,
Universite de Aix-Marseille III, Marseille, France, November 2008.

28. R.A. Lebensohn, R. Brenner, O.
Castelnau and A.D. Rollett: "Predictions and experimental validation of
the development of intragranular misorientations
in copper under tension using direct input from OIM images". Invited lecture. 15th
International Conference on Textures of Materials (ICOTOM 15),

27. R.A. Lebensohn:
"Micromechanical modeling of the plastic deformation polycrystalline
materials: full-field computations vs. homogenization approaches". Invited
Seminar. Research and Engineering Education Facility,

26. R.A. Lebensohn, R. Brenner, O.
Castelnau and A.D. Rollett: "Image-based computation of subgrain texture evolution in copper using input from OIM
data and a FFT-based numerical technique". Invited Lecture. International Symposium on Computational
Mechanics of Polycrystals, Bad

25.
R.A. Lebensohn: "Image-based
computation of the mechanical behavior of heterogeneous materials using direct
input from experimental data and a numerical technique based on Fast Fourier
Transforms". Invited Seminar, Materials Laboratory,
Wright-Patterson Air Force Research Laboratory,

24.
R.A. Lebensohn: "Towards improved multiscale modelling of viscoplastic metals and geomaterials:
full-field and statistical approaches at the mesoscale". Department
Colloquium, Physics Department, New Mexico State University, Las Cruces, NM, USA, November 2007.

23. R.A.
Lebensohn, C.N. Tome and P. Ponte Castaneda: "Multiscale
modelling of viscoplastic polycrystals
using statistical approaches at the mesoscale". Invited Lecture,
IUTAM Symposium on Multiscale Plasticity of Crystalline Materials,

22. R.A. Lebensohn:
"Micromechanical modeling of polycrystalline materials: full-field
computations vs. homogenization approaches". Computational Mechanics Seminar, Facultad de Ingenieria,
Universidad de Buenos Aires, Argentina, July 2007.

21. R.A. Lebensohn:
"Multiscale modelling of mechanical properties of materials: statistical
and full-field approaches for the prediction of the micromechanical response of
polycrystalline aggregates". Department Colloquium,
Departamento de Fisica, Facultad de Ciencias Exactas,
Universidad de Buenos Aires, Argentina, July
2007.

20. R.A. Lebensohn:
"Micromechanical modeling of polycrystalline materials: full-field
computations vs. homogenization approaches". Department
Seminar, Departamento de Ciencia de Materiales, Universidad
Politecnica de Madrid, Spain,
June 2007.

19. R.A. Lebensohn: "Modelling subgrain
texture evolution in polycrystalline copper with direct input from
microstructure images and assessment of nonlinear homogenization approaches
using a full-field formulation based on Fast Fourier Transforms". Laboratory Seminar, Laboratoire de Mecanique
et d'Acoustique, Marseille, France, June 2007.

18. R.A. Lebensohn: "Multiscale
modelling of polycrystals: full-field and statistical
approaches at the mesoscale". Keynote Lecture.
First US-France Symposium on Advances in Bridging Scales in Computation.
From Microstructure to Macroscale Properties of Heterogeneous Materials.

17. R.A.
Lebensohn and C.N. Tome: "Self-consistent predictions of the mechanical
behavior of viscoplastic polycrystals
accounting for intragranular field
fluctuations". Invited talk. 2007 TMS Annual Meeting & Exhibition,

16.
R.A. Lebensohn: "Towards improved multiscale modelling of viscoplastic geomaterials:
full-field and statistical approaches at the mesoscale". Invited Seminar.

15.
R.A. Lebensohn: "Full-field and statistical approaches for the prediction
of mechanical behavior and microstructure evolution of viscoplastic
polycrystals". Department Seminar. University of
California San Diego, Department of Mechanical and Aerospace Engineering, La
Jolla, CA, USA, December 2006.

14.
R.A. Lebensohn: "A formulation based on Fast Fourier Transforms for the
calculation of the micromechanical behavior of plastically deformed 3-D polycrystals". Department Seminar.

13.
R.A. Lebensohn: "A formulation based on Fast Fourier Transforms for the
calculation of the micromechanical behavior of plastically deformed 3-D polycrystals". Invited Seminar. Centre des Materiaux,
Ecole de Mines de Paris, Evry, France, April 2006.

12. R.A. Lebensohn, C.N. Tome and P. Ponte
Castaneda: "Improving the self-consistent predictions of texture
development of polycyrystals incorporating intragranular field fluctuations". Invited Lecture,
14th International Conference on Textures of Materials (ICOTOM 14),

11. R.A. Lebensohn:
"Homogenization of the dilatational viscoplastic
behavior of anisotropic porous polycrystal". Laboratory Seminar. Ecole Polytechnique,
Laboratoire de Mecanique des Solides, Palaiseau,
France, June 2005.

10. R.A. Lebensohn: "Micromechanical modeling
of polycrystals at different scales". Department
Seminar.

9. R.A. Lebensohn:
"Micromechanical modeling of polycrystals at
different scales". Department Seminar, University of Pennsylvania,
Department of Mechanical Engineering and Applied Mechanics, Philadelphia, PA,
USA, November 2001.

8. R.A. Lebensohn:
"Micromechanical modeling of polycrystals at
different scales". Invited Seminar. California Institute of Technology,
Division of Engineering and Applied Science,

7. R.A. Lebensohn: "N-site
modelling of a viscoplastic polycrystal
using Fast Fourier Transform". Invited Seminar. Laboratoire de Genie
Physique et Mecanique de Materiaux,
Grenoble, France, July 2000.

6. R.A. Lebensohn: "Modelling the
Mechanical Behavior of gamma-TiAl-Based Polysinthetically Twinned Crystals and Polycrystals".
Invited Lecture. International Workshop on Micromechanics of Multiphase
Materials,

5. R.A. Lebensohn: "Multiscale
modelling of polycrystal plasticity". Invited Seminar. Universite
Paris-Nord, Laboratoire des Proprietes Mecaniques et Thermodynamiques des Materiaux,
Villetaneuse, France, June 1998.

4. R.A. Lebensohn: "Recent
improvements and applications of selfconsistent
models in polycrystal plasticity". Invited
Lecture. Gilles Canova Memorial Meeting,

3. R.A. Lebensohn: "Selfconsistent methods for the calculation on mechnical properties of polycrystals:
fundaments and applications" Invited Seminar. Techint,
Centro de Investigacion Industrial (CINI),

2. R.A. Lebensohn: "Selfconsistent methods for the calculation on mechnical properties of polycrystals:
fundaments and applications". Invited Seminar. Balseiro
Institute, Computational Mechanics Division.

1. R.A. Lebensohn: "