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D-Index & Metrics

Mechanical and Aerospace Engineering

D-Index
41
Citations
7787
World Ranking
1903
National Ranking
717

Overview

Gregory J. Wagner is affiliated with Northwestern University in the United States and specializes in the field of engineering. Their research spans several subfields including mechanical engineering, automotive engineering, mechanics of materials, cardiology and cardiovascular medicine, and computational mechanics.

The scientist's main research topics focus extensively on additive manufacturing materials and processes as well as 3D printing technologies. Other areas of interest include welding techniques and residual stresses, model reduction and neural networks, composite material mechanics, manufacturing process and optimization, and risk and safety analysis.

Recent publications by Gregory J. Wagner demonstrate a strong engagement with both computational and experimental approaches in materials science and engineering. Recent papers include:

  • Mesoscopic and multiscale modelling in materials, 2021, Nature Materials
  • A physics-informed machine learning method for predicting grain structure characteristics in directed energy deposition, 2021, Computational Materials Science
  • A conservative level set method on unstructured meshes for modeling multiphase thermo-fluid flow in additive manufacturing processes, 2020, Computer Methods in Applied Mechanics and Engineering
  • Data-driven analysis of process, structure, and properties of additively manufactured Inconel 718 thin walls, 2022, npj Computational Materials
  • Convolution Hierarchical Deep-learning Neural Networks (C-HiDeNN): finite elements, isogeometric analysis, tensor decomposition, and beyond, 2023, Computational Mechanics

Frequent co-authors in their work include Wing Kam Liu, Ye Lu, Satyajit Mojumder, Jiachen Guo, and Jian Cao, illustrating collaboration with a range of researchers.

Gregory J. Wagner has published repeatedly in venues that focus on computational and applied mechanics as well as additive manufacturing, including:

  • Computer Methods in Applied Mechanics and Engineering
  • Additive Manufacturing
  • arXiv (Cornell University)
  • npj Computational Materials
  • Computational Mechanics

This publication record reflects a concentrated effort within the engineering discipline, especially related to computational modeling, additive manufacturing, and materials processing technologies.

Best Publications

  • Mechanics of carbon nanotubes

    Dong Qian;Gregory J. Wagner;Wing Kam Liu;Min Feng Yu

  • Coupling of atomistic and continuum simulations using a bridging scale decomposition

    Gregory J. Wagner;Wing Kam Liu

  • Modified embedded atom method potential for Al, Si, Mg, Cu, and Fe alloys

    B. Jelinek;S. Groh;M. F. Horstemeyer;J. Houze

  • Multi-physics modeling of single/multiple-track defect mechanisms in electron beam selective melting

    Wentao Yan;Wentao Yan;Wenjun Ge;Ya Qian;Stephen Lin

  • Mesoscopic and multiscale modelling in materials

    Jacob Fish;Gregory J. Wagner;Sinan Keten

  • Linking process, structure, property, and performance for metal-based additive manufacturing: computational approaches with experimental support

    Jacob Smith;Wei Xiong;Wentao Yan;Stephen Lin

  • Data-driven multi-scale multi-physics models to derive process---structure---property relationships for additive manufacturing

    Wentao Yan;Stephen Lin;Orion L. Kafka;Yanping Lian

  • A multiscale projection method for the analysis of carbon nanotubes

    Dong Qian;Gregory J. Wagner;Wing Kam Liu

  • A molecular dynamics study of void growth and coalescence in single crystal nickel

    G. P. Potirniche;M. F. Horstemeyer;G. J. Wagner;P. M. Gullett

  • The extended finite element method for rigid particles in Stokes flow

    G.J. Wagner;Nicolas Moës;W. K. Liu;Ted Belytschko

  • A cellular automaton finite volume method for microstructure evolution during additive manufacturing

    Yanping Lian;Zhengtao Gan;Cheng Yu;Dmitriy Kats

  • Bridging Scale Methods for Nanomechanics and Materials

    Wing Kam Liu;Harold S. Park;Dong Qian;Eduard G. Karpov

  • A framework to link localized cooling and properties of directed energy deposition (DED)-processed Ti-6Al-4V

    Sarah J. Wolff;Stephen Lin;Eric J. Faierson;Wing Kam Liu

  • Meso-scale modeling of multiple-layer fabrication process in Selective Electron Beam Melting: Inter-layer/track voids formation

    Wentao Yan;Ya Qian;Wenjun Ge;Stephen Lin

  • A parallelized three-dimensional cellular automaton model for grain growth during additive manufacturing

    Yanping Lian;Stephen Lin;Wentao Yan;Wing Kam Liu

  • A surface Cauchy-Born model for nanoscale materials

    Harold S. Park;Patrick A. Klein;Gregory J. Wagner

  • Application of essential boundary conditions in mesh-free methods: a corrected collocation method

    Gregory J. Wagner;Wing Kam Liu

  • Realization of parametric resonances in a nanowire mechanical system with nanomanipulation inside a scanning electron microscope

    Min Feng Yu;Gregory J. Wagner;Rodney S. Ruoff;Mark J. Dyer

  • Benchmark Study of Thermal Behavior, Surface Topography, and Dendritic Microstructure in Selective Laser Melting of Inconel 625

    Zhengtao Gan;Yanping Lian;Stephen E. Lin;Kevontrez K. Jones

  • Resonance vibration of amorphous SiO2 nanowires driven by mechanical or electrical field excitation

    D. A. Dikin;X. Chen;W. Ding;G. Wagner

  • A Green's function approach to deriving non-reflecting boundary conditions in molecular dynamics simulations

    E. G. Karpov;Gregory J Wagner;Wing K Liu

  • Hierarchical enrichment for bridging scales and mesh-free boundary conditions

    Gregory J. Wagner;Wing Kam Liu

Frequent Co-Authors

Wing Kam Liu
Wing Kam Liu Northwestern University
Mark F. Horstemeyer
Mark F. Horstemeyer Liberty University
Jian Cao
Jian Cao Northwestern University
Michael I. Baskes
Michael I. Baskes University of North Texas
Rodney S. Ruoff
Rodney S. Ruoff Ulsan National Institute of Science and Technology
Xinqi Chen
Xinqi Chen Northwestern University
Min-Feng Yu
Min-Feng Yu Georgia Institute of Technology
Steven J. Plimpton
Steven J. Plimpton Sandia National Laboratories
Dmitriy A. Dikin
Dmitriy A. Dikin Temple University
Harold S. Park
Harold S. Park Boston University

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