Brian J. Moran

ORCID: 0000-0002-6875-8630
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About
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Research Areas
  • Prostate Cancer Diagnosis and Treatment
  • Prostate Cancer Treatment and Research
  • Numerical methods in engineering
  • Advanced Radiotherapy Techniques
  • Fatigue and fracture mechanics
  • Elasticity and Material Modeling
  • Composite Material Mechanics
  • Mechanical Behavior of Composites
  • Metal Forming Simulation Techniques
  • Metallurgy and Material Forming
  • Hormonal and reproductive studies
  • Radiopharmaceutical Chemistry and Applications
  • High-Velocity Impact and Material Behavior
  • Microstructure and mechanical properties
  • Electronic Packaging and Soldering Technologies
  • Geotechnical Engineering and Underground Structures
  • Mechanical stress and fatigue analysis
  • Urinary Bladder and Prostate Research
  • Urologic and reproductive health conditions
  • Cancer, Lipids, and Metabolism
  • Advanced Numerical Methods in Computational Mathematics
  • Rock Mechanics and Modeling
  • Microstructure and Mechanical Properties of Steels
  • Automotive and Human Injury Biomechanics
  • Radiation Therapy and Dosimetry

Prostate Cancer Foundation
2014-2023

King Abdullah University of Science and Technology
2009-2023

The University of Texas MD Anderson Cancer Center
2021

Teagasc - The Irish Agriculture and Food Development Authority
2020

HCA Healthcare
2020

Westmont College
2015

Dana-Farber Cancer Institute
2009-2011

University of Connecticut
2009-2011

21st Century Oncology (United States)
2009-2011

Brigham and Women's Hospital
2009-2011

Preface. List of Boxes. Introduction. Lagrangian and Eulerian Finite Elements in One Dimension. Continuum Mechanics. Meshes. Constitutive Models Solution Methods Stability. Arbitrary Formulations. Element Technology. Beams Shells. Contact--Impact. Appendix 1: Voigt Notation. 2: Norms. 3: Shape Functions. Glossary. References. Index.

10.5860/choice.38-3926 article EN Choice Reviews Online 2001-03-01

An extended finite element method (X-FEM) for three-dimensional crack modelling is described. A discontinuous function and the two-dimensional asymptotic crack-tip displacement fields are added to approximation account using notion of partition unity. This enables domain be modelled by elements with no explicit meshing surfaces. Computational geometry issues associated representation enrichment discussed. Stress intensity factors (SIFs) planar cracks presented, which found in good agreement...

10.1002/1097-0207(20000820)48:11<1549::aid-nme955>3.0.co;2-a article EN International Journal for Numerical Methods in Engineering 2000-01-01

The application of the Natural Element Method (NEM) to boundary value problems in two-dimensional small displacement elastostatics is presented. discrete model domain Ω consists a set distinct nodes N, and polygonal description ∂Ω. In Method, trial test functions are constructed using natural neighbour interpolants. These interpolants based on Voronoi tessellation N. smooth (C∞) everywhere, except at where they C0. one-dimension, NEM identical linear finite elements. interpolant strictly...

10.1002/(sici)1097-0207(19981115)43:5<839::aid-nme423>3.0.co;2-r article EN International Journal for Numerical Methods in Engineering 1998-11-15

The Element-Free Galerkin (EFG) method is a meshless for solving partial differential equations which uses only set of nodal points and CAD-like description the body to formulate discrete model. It has been used extensively fracture problems yielded good results when adequate refinement near crack tip, but stresses tend be oscillatatory tip unless substantial used. An enriched EFG formulation proposed. Two methods are used: (1) adding asymptotic fields trial function (2) augmenting basis by...

10.1002/(sici)1097-0207(19970430)40:8<1483::aid-nme123>3.0.co;2-6 article EN International Journal for Numerical Methods in Engineering 1997-04-30

10.1016/0013-7944(87)90155-x article EN Engineering Fracture Mechanics 1987-01-01

10.1007/bf00276359 article EN International Journal of Fracture 1987-12-01

Abstract Some constitutive and computational aspects of finite deformation plasticity are discussed. Attention is restricted to multiplicative theories plasticity, in which the gradients assumed be decomposable into elastic plastic terms. It shown by way consistent linearization momentum balance that geometric terms arise associated with motion intermediate configuration general render tangent operator non‐symmetric even for flow. Both explicit (i.e. no equilibrium iteration) implicit...

10.1002/nme.1620290304 article EN International Journal for Numerical Methods in Engineering 1990-03-01

Natural neighbour co-ordinates (Sibson co-ordinates) is a well-known interpolation scheme for multivariate data fitting and smoothing. The numerical implementation of natural in Galerkin method known as the element (NEM). In method, are used to construct trial test functions. Recent studies on NEM have shown that co-ordinates, which based Voronoi tessellation set nodes, an appealing choice meshless interpolants solution partial differential equations. Belikov et al. (Computational...

10.1002/1097-0207(20010110)50:1<1::aid-nme14>3.0.co;2-p article EN International Journal for Numerical Methods in Engineering 2000-01-01

10.1016/j.jmps.2007.04.008 article EN Journal of the Mechanics and Physics of Solids 2007-05-11

10.1016/0022-5096(78)90010-8 article EN Journal of the Mechanics and Physics of Solids 1978-02-01

We describe a computer model for predicting ductile-fracture initiation and propagation. The is based on plastic strain. Fracture starts or crack extends when the integrated product of equivalent plastic-strain increment function mean stress exceeds critical value over length. This length characteristic microstructure material. fracture calibrated by simulation simple notched round-bar tension tests precracked compact test. then used to predict propagation standard Charpy V-notch specimen....

10.1115/1.3443491 article EN Journal of Engineering Materials and Technology 1978-07-01

Abstract A stabilized conforming nodal integration scheme is implemented in the natural neighbour method conjunction with non‐Sibsonian interpolation. In this approach, both shape functions and are defined through use of first‐order Voronoi diagrams. The illustrates improved performance significant advantages over previous formulations. also shows substantial promise for problems large deformations computation higher‐order gradients. Copyright © 2004 John Wiley &amp; Sons, Ltd.

10.1002/nme.972 article EN International Journal for Numerical Methods in Engineering 2004-05-20

10.1016/s0045-7825(96)01080-8 article EN Computer Methods in Applied Mechanics and Engineering 1996-12-01

Based on fiber reinforced continuum mechanics theory, an anisotropic hyperelastic constitutive model for the human annulus fibrosus is developed. A strain energy function representing elastic material behavior of additively decomposed into three parts nominally contributions from matrix, and fiber-matrix shear interaction, respectively. Taking advantage laminated structure with one family aligned fibers in each lamella, interlamellar fiber-fiber interaction eliminated, which greatly...

10.1115/1.2069987 article EN Journal of Applied Mechanics 2005-05-16
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