MultiPhysicsVault/wiki/index.md

---
type: meta
title: "Wiki Index"
created: 2026-05-28
updated: 2026-06-02
tags:
  - meta
  - index
status: evergreen
related:
  - "[[overview]]"
  - "[[log]]"
  - "[[hot]]"
  - "[[dashboard]]"
  - "[[Wiki Map]]"
  - "[[getting-started]]"
  - "[[concepts/_index]]"
  - "[[entities/_index]]"
  - "[[sources/_index]]"
  - "[[domains/_index]]"
  - "[[Finite Element Method]]"
  - "[[Computational Mechanics]]"
  - "[[A Continuum Mechanics Based Four-Node Shell]]"
  - "[[Four-Node-Quadrilateral-Shell-Element-MITC4]]"
  - "[[MITC Study Notes]]"
  - "[[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method]]"
  - "[[On-the-Finite-Element-Analysis-of-Shell-Structures]]"
  - "[[Solid Element Notes]]"
  - "[[Abaqus Theory Manual]]"
  - "[[Abaqus-Analysis-User-s-Guide-Volume-I|Abaqus Analysis User's Guide Volume I]]"
  - "[[Abaqus-Analysis-User-s-Guide-Volume-II|Abaqus Analysis User's Guide Volume II]]"
  - "[[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]]"
  - "[[Abaqus-Analysis-User-s-Guide-Volume-IV|Abaqus Analysis User's Guide Volume IV]]"
  - "[[Abaqus-Analysis-User-s-Guide-Volume-V|Abaqus Analysis User's Guide Volume V]]"
  - "[[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]]"
  - "[[Abaqus Analysis Procedures]]"
  - "[[Abaqus Element Library]]"
  - "[[Abaqus Element Selection and Formulation]]"
  - "[[Abaqus Continuum Element Families]]"
  - "[[Abaqus Structural Element Families]]"
  - "[[Abaqus Beam and Shell Section Definitions]]"
  - "[[Abaqus Inertial Rigid and Capacitance Elements]]"
  - "[[Abaqus Connector Elements and Behaviors]]"
  - "[[Abaqus Cohesive and Gasket Elements]]"
  - "[[Abaqus Special-Purpose Interaction Elements]]"
  - "[[Abaqus Fluid Acoustic Eulerian and Particle Elements]]"
  - "[[Abaqus User-Defined Elements]]"
  - "[[Abaqus Element Indexes and Naming Conventions]]"
  - "[[Abaqus Prescribed Conditions and Amplitudes]]"
  - "[[Abaqus Initial and Boundary Conditions]]"
  - "[[Abaqus Loads and Predefined Fields]]"
  - "[[Abaqus Kinematic Constraints and MPCs]]"
  - "[[Abaqus Surface-Based Constraints and Couplings]]"
  - "[[Abaqus Embedded Elements and Overconstraints]]"
  - "[[Abaqus Contact Interaction Definition]]"
  - "[[Abaqus Contact Property Models]]"
  - "[[Abaqus Contact Formulations and Enforcement]]"
  - "[[Abaqus Contact Diagnostics and Modeling Difficulties]]"
  - "[[Abaqus Standard Contact Elements]]"
  - "[[Abaqus Cavity Radiation Interactions]]"
  - "[[Abaqus Input File Syntax]]"
  - "[[Abaqus Spatial Model Definition]]"
  - "[[Abaqus Surface and Assembly Modeling]]"
  - "[[Abaqus Matrix-Based Model Definition]]"
  - "[[Abaqus Job Execution Workflow]]"
  - "[[Abaqus Resource and Parallel Execution]]"
  - "[[Abaqus Output Database and Results Files]]"
  - "[[Abaqus General and Linear Perturbation Steps]]"
  - "[[Abaqus Nonlinear Solution Control]]"
  - "[[Abaqus Restart and Results Transfer]]"
  - "[[Abaqus Substructuring and Submodeling]]"
  - "[[Abaqus Matrix Generation and Reduced Models]]"
  - "[[Abaqus Fracture and Enriched Discontinuity Modeling]]"
  - "[[Abaqus Adaptivity and Mesh Replacement]]"
  - "[[Abaqus Explicit Analysis Efficiency Techniques]]"
  - "[[Abaqus Eulerian and Particle Methods]]"
  - "[[Abaqus Multiphysics Coupling and Co-simulation]]"
  - "[[Abaqus Structural Optimization and Parametric Studies]]"
  - "[[Abaqus User Subroutines and Utility Routines]]"
  - "[[Abaqus Material Library and Data Definition]]"
  - "[[Abaqus Elastic Material Models]]"
  - "[[Abaqus Hyperelastic and Viscoelastic Materials]]"
  - "[[Abaqus Metal Plasticity Models]]"
  - "[[Abaqus Geomaterial and Concrete Plasticity]]"
  - "[[Abaqus Progressive Damage and Failure]]"
  - "[[Abaqus Hydrodynamic Equation of State Materials]]"
  - "[[Abaqus Thermal Expansion and Damping Materials]]"
  - "[[Abaqus Transport Acoustic and Electromagnetic Materials]]"
  - "[[Abaqus Porous Media and Pore Fluid Materials]]"
  - "[[Abaqus User-Defined Material Behavior]]"
  - "[[Reduced Integration and Hourglass Control]]"
  - "[[Hybrid Incompressible Elements]]"
  - "[[Abaqus Constitutive Integration]]"
  - "[[Finite Element Plasticity]]"
  - "[[Incremental Elasto-Plastic Solution Methods]]"
  - "[[Plasticity Yield Criteria]]"
  - "[[Plastic Flow Rules and Hardening]]"
  - "[[Elasto-Viscoplastic Finite Element Analysis]]"
  - "[[Elasto-Plastic Timoshenko Beam Analysis]]"
  - "[[Elasto-Plastic Mindlin Plate Analysis]]"
  - "[[Transient Dynamic Elasto-Plastic Analysis]]"
  - "[[Finite Element Plasticity Program Architecture]]"
  - "[[Plasticity Benchmark and Input Data Cases]]"
  - "[[Finite Element Contact Formulation]]"
  - "[[A-First-Course-in-the-Finite-Element-Method|A First Course in the Finite Element Method]]"
  - "[[Daryl L. Logan]]"
  - "[[D. R. J. Owen]]"
  - "[[E. Hinton]]"
  - "[[Direct Stiffness Method]]"
  - "[[Bar and Truss Finite Elements]]"
  - "[[Beam and Frame Finite Elements]]"
  - "[[Plane Stress and Plane Strain Elements]]"
  - "[[Axisymmetric Finite Elements]]"
  - "[[Finite Element Load Vector Assembly]]"
  - "[[Finite Element Modeling and Convergence Checks]]"
  - "[[Finite Element Thermal Stress Analysis]]"
  - "[[Midas-FEA-Analysis-Manual|Midas FEA Analysis Manual]]"
  - "[[Midas-Civil-Analysis-Reference|Midas Civil Analysis Reference]]"
  - "[[MIDAS Information Technology]]"
  - "[[midas FEA]]"
  - "[[midas Civil]]"
  - "[[Midas FEA Analysis Workflow]]"
  - "[[Midas FEA Element Library]]"
  - "[[Midas FEA Embedded Reinforcement Modeling]]"
  - "[[Midas FEA Interface Elements and Nonlinearities]]"
  - "[[Midas FEA Concrete Cracking and Material Models]]"
  - "[[Midas FEA Nonlinear Solution Algorithms]]"
  - "[[Midas FEA Linear Dynamics and Buckling Analyses]]"
  - "[[Midas FEA Construction Stage Analysis]]"
  - "[[Midas FEA Heat Transfer and Hydration Analysis]]"
  - "[[Midas FEA Static Contact Analysis]]"
  - "[[Midas FEA Fatigue Analysis]]"
  - "[[Midas FEA CFD Analysis]]"
  - "[[Midas Civil Numerical Analysis Model]]"
  - "[[Midas Civil Element Library and Section Stiffness]]"
  - "[[Midas Civil Boundary Supports and Links]]"
  - "[[Midas Civil Dynamic and Seismic Analysis]]"
  - "[[Midas Civil Boundary and Material Nonlinear Analysis]]"
  - "[[Midas Civil Construction Stage and Time-Dependent Analysis]]"
  - "[[Midas Civil Heat of Hydration and Thermal Stress Analysis]]"
  - "[[Midas-NFX-Analysis-Manual|Midas NFX Analysis Manual]]"
  - "[[midas NFX]]"
  - "[[Midas NFX Analysis Workflow]]"
  - "[[Midas NFX Element Library]]"
  - "[[Midas NFX Material and Composite Models]]"
  - "[[Midas NFX Equation Solvers and Eigen Extraction]]"
  - "[[Midas NFX Linear Dynamics and Buckling Analyses]]"
  - "[[Midas NFX Nonlinear Static and Dynamic Algorithms]]"
  - "[[Midas NFX Contact Analysis]]"
  - "[[Midas NFX Fatigue Analysis]]"
  - "[[Midas NFX Heat Transfer Joule Heating and Thermal Stress]]"
  - "[[Midas NFX Structural Optimization and Forming Limit Analysis]]"
---

# Wiki Index

Last updated: 2026-06-02 | Total pages: 194 | Sources ingested: 18

Navigation: [[overview]] | [[log]] | [[hot]] | [[dashboard]] | [[Wiki Map]] | [[getting-started]]

---

## Concepts

- [[Finite Element Method]] - numerical procedure for solving discretized engineering and physics models (status: current)
- [[Engineering Mathematical Models]] - idealized physical models selected before finite element solution (status: current)
- [[Displacement-Based Finite Element Formulation]] - primary solid mechanics formulation using nodal displacements (status: current)
- [[Isoparametric Finite Elements]] - shape-function framework for element geometry, interpolation, and matrices (status: current)
- [[Isoparametric Linear Solid Elements]] - first-order 3D continuum elements with translational nodal degrees of freedom (status: current)
- [[Solid Element Shape Functions]] - natural-coordinate interpolation functions for tetrahedron, pyramid, wedge, and hexahedron elements (status: current)
- [[Solid Element Strain-Displacement Matrix]] - 3D solid element `B` matrix and Jacobian derivative mapping (status: current)
- [[Solid Element Stiffness Integration]] - `B^T D B` volume integration for solid element stiffness matrices (status: current)
- [[Incompatible Mode Solid Elements]] - internal displacement mode enrichment and static condensation for solid elements (status: current)
- [[Mixed Finite Element Formulations]] - multi-field formulations for incompressibility, constraints, and pressure-like variables (status: current)
- [[Nonlinear Finite Element Analysis]] - incremental solution of geometric, material, contact, and load nonlinearities (status: current)
- [[Finite Element Plasticity]] - finite element treatment of irreversible material deformation and integration-point history (status: current)
- [[Incremental Elasto-Plastic Solution Methods]] - load-increment and iteration strategies for plasticity (status: current)
- [[Plasticity Yield Criteria]] - Tresca, von Mises, Mohr-Coulomb, and Drucker-Prager yield functions (status: current)
- [[Plastic Flow Rules and Hardening]] - associated/non-associated flow and isotropic, kinematic, and work hardening (status: current)
- [[Elasto-Viscoplastic Finite Element Analysis]] - rate-dependent plasticity as a time-stepped finite element workflow (status: current)
- [[Elasto-Plastic Timoshenko Beam Analysis]] - beam plasticity with shear deformation and section response (status: current)
- [[Elasto-Plastic Mindlin Plate Analysis]] - plate bending plasticity with layered or nonlayered through-thickness yielding (status: current)
- [[Transient Dynamic Elasto-Plastic Analysis]] - dynamic finite element analysis with inertia and evolving plastic zones (status: current)
- [[Finite Element Plasticity Program Architecture]] - code organization for plastic material states, element routines, and nonlinear solves (status: current)
- [[Plasticity Benchmark and Input Data Cases]] - verification inputs for plasticity finite element programs (status: current)
- [[Abaqus Analysis Procedures]] - Abaqus procedure families for nonlinear, dynamic, modal, buckling, coupled-field, and special analyses (status: current)
- [[Abaqus Element Library]] - Abaqus element formulations, interpolation, and integration choices (status: current)
- [[Abaqus Element Selection and Formulation]] - Abaqus element family, DOF, interpolation, formulation, and integration selection workflow (status: current)
- [[Abaqus Continuum Element Families]] - Abaqus solid, fluid continuum, infinite, warping, and coupled-field continuum element families (status: current)
- [[Abaqus Structural Element Families]] - Abaqus membrane, truss, beam, frame, elbow, shell, continuum shell, and axisymmetric shell families (status: current)
- [[Abaqus Beam and Shell Section Definitions]] - Abaqus cross-section, thickness, composite layer, and section integration definitions (status: current)
- [[Abaqus Inertial Rigid and Capacitance Elements]] - Abaqus point mass, rotary inertia, rigid, and point capacitance elements (status: current)
- [[Abaqus Connector Elements and Behaviors]] - Abaqus connector topology, connection types, actuation, and nonlinear behavior definitions (status: current)
- [[Abaqus Cohesive and Gasket Elements]] - cohesive interface, traction-separation, pore-pressure cohesive, and gasket element workflows (status: current)
- [[Abaqus Special-Purpose Interaction Elements]] - Abaqus springs, dashpots, joints, couplings, surfaces, line springs, pipe-soil, and acoustic interface elements (status: current)
- [[Abaqus Fluid Acoustic Eulerian and Particle Elements]] - Abaqus acoustic, fluid, Eulerian, fluid pipe, DEM, and SPH element workflows (status: current)
- [[Abaqus User-Defined Elements]] - Abaqus UEL, UELMAT, VUEL, custom DOFs, state variables, and user-element limitations (status: current)
- [[Abaqus Element Indexes and Naming Conventions]] - Abaqus element name prefixes, suffixes, product indexes, and formulation markers (status: current)
- [[Abaqus Prescribed Conditions and Amplitudes]] - Abaqus prescribed-condition classes, amplitude curves, and time-history rules (status: current)
- [[Abaqus Initial and Boundary Conditions]] - Abaqus initial values, boundary conditions, propagation, modification, and removal (status: current)
- [[Abaqus Loads and Predefined Fields]] - Abaqus concentrated, distributed, thermal, electromagnetic, acoustic, pore-fluid, pretension, connector, and predefined-field workflows (status: current)
- [[Abaqus Kinematic Constraints and MPCs]] - Abaqus linear equations, multi-point constraints, user MPCs, and kinematic couplings (status: current)
- [[Abaqus Surface-Based Constraints and Couplings]] - Abaqus tie, coupling, shell-to-solid, and surface-based constraint workflows (status: current)
- [[Abaqus Embedded Elements and Overconstraints]] - Abaqus embedded elements, element end release, and overconstraint diagnostics (status: current)
- [[Abaqus Contact Interaction Definition]] - Abaqus general contact, contact pair, and contact element definition workflow (status: current)
- [[Abaqus Contact Property Models]] - Abaqus normal, frictional, damping, cohesive, thermal, electrical, and pore-fluid contact property models (status: current)
- [[Abaqus Contact Formulations and Enforcement]] - Abaqus contact discretization, sliding, penalty, Lagrange multiplier, and augmented enforcement choices (status: current)
- [[Abaqus Contact Diagnostics and Modeling Difficulties]] - Abaqus contact overclosure, surface quality, redundant constraint, and diagnostic workflows (status: current)
- [[Abaqus Standard Contact Elements]] - Abaqus/Standard gap, tube-to-tube, slide line, and rigid surface contact elements (status: current)
- [[Abaqus Cavity Radiation Interactions]] - Abaqus enclosure radiation, view factors, emissivity, open/closed cavities, and parallel cavity decomposition (status: current)
- [[Abaqus Input File Syntax]] - keyword, data-line, model-data, and history-data syntax for Abaqus input files (status: current)
- [[Abaqus Spatial Model Definition]] - practical node, element, set, coordinate-system, and model topology definition (status: current)
- [[Abaqus Surface and Assembly Modeling]] - named surfaces and reusable part-instance assemblies for contact, loads, constraints, and output (status: current)
- [[Abaqus Matrix-Based Model Definition]] - direct matrix input and assembly for stiffness, mass, and damping components (status: current)
- [[Abaqus Job Execution Workflow]] - command-line analysis, checks, recovery, conversion, and utility workflow (status: current)
- [[Abaqus Resource and Parallel Execution]] - memory, scratch, CPU, MPI/thread, domain, and GPU execution settings (status: current)
- [[Abaqus Output Database and Results Files]] - ODB, SIM, selected results, status, message, restart, and diagnostic output files (status: current)
- [[Abaqus General and Linear Perturbation Steps]] - Abaqus step classes, state propagation, perturbation procedures, and load-case interpretation (status: current)
- [[Abaqus Nonlinear Solution Control]] - increments, Newton iterations, residual convergence, stabilization, and time-integration controls (status: current)
- [[Abaqus Restart and Results Transfer]] - restart, import, state transfer, and staged analysis continuation (status: current)
- [[Abaqus Substructuring and Submodeling]] - reduced substructures and global-to-local refined submodels (status: current)
- [[Abaqus Matrix Generation and Reduced Models]] - generated stiffness, mass, damping, and load matrices for reuse or exchange (status: current)
- [[Abaqus Fracture and Enriched Discontinuity Modeling]] - contour integrals, crack propagation, line springs, and XFEM discontinuities (status: current)
- [[Abaqus Adaptivity and Mesh Replacement]] - ALE adaptive meshing, adaptive remeshing, and mesh-to-mesh solution mapping (status: current)
- [[Abaqus Explicit Analysis Efficiency Techniques]] - mass scaling, selective subcycling, and steady-state detection for Abaqus/Explicit (status: current)
- [[Abaqus Eulerian and Particle Methods]] - Eulerian volume fractions, CEL analysis, DEM, SPH, and particle generation (status: current)
- [[Abaqus Multiphysics Coupling and Co-simulation]] - sequential predefined-field coupling and runtime solver co-simulation (status: current)
- [[Abaqus Structural Optimization and Parametric Studies]] - structural optimization, design sensitivity, and scripted parametric studies (status: current)
- [[Abaqus User Subroutines and Utility Routines]] - compiled extension points, utility routines, and external database hooks (status: current)
- [[Abaqus Material Library and Data Definition]] - Abaqus material blocks, behavior combinations, temperature/field dependencies, distributions, and density (status: current)
- [[Abaqus Elastic Material Models]] - linear, modified, porous, and hypoelastic material definitions in Abaqus (status: current)
- [[Abaqus Hyperelastic and Viscoelastic Materials]] - large-strain elastomer, foam, Mullins, permanent-set, and time/frequency-dependent behavior (status: current)
- [[Abaqus Metal Plasticity Models]] - metal plasticity, cyclic hardening, rate effects, creep, annealing, Johnson-Cook, and specialized metal models (status: current)
- [[Abaqus Geomaterial and Concrete Plasticity]] - pressure-dependent plasticity, cap models, clay, crushable foam, jointed materials, and concrete models (status: current)
- [[Abaqus Progressive Damage and Failure]] - damage initiation, evolution, mesh regularization, composite damage, low-cycle fatigue damage, and element deletion (status: current)
- [[Abaqus Hydrodynamic Equation of State Materials]] - Abaqus/Explicit EOS models for shock, explosive, gas, compaction, and fluid-like response (status: current)
- [[Abaqus Thermal Expansion and Damping Materials]] - Rayleigh damping, thermal expansion, field expansion, and viscosity material definitions (status: current)
- [[Abaqus Transport Acoustic and Electromagnetic Materials]] - thermal, acoustic, diffusion, electrical, piezoelectric, dielectric, and magnetic material properties (status: current)
- [[Abaqus Porous Media and Pore Fluid Materials]] - permeability, porous bulk moduli, sorption, swelling gel, and moisture swelling (status: current)
- [[Abaqus User-Defined Material Behavior]] - UMAT, VUMAT, UMATHT, state variables, material Jacobians, and deletion flags (status: current)
- [[Reduced Integration and Hourglass Control]] - under-integration tradeoffs and stabilization of zero-energy modes (status: current)
- [[Hybrid Incompressible Elements]] - mixed displacement-pressure treatment for incompressible material behavior (status: current)
- [[Abaqus Constitutive Integration]] - integration-point stress updates, state variables, and material tangents (status: current)
- [[Finite Element Contact Formulation]] - finite element surface interaction and contact constraints (status: current)
- [[Direct Stiffness Method]] - displacement-based stiffness assembly workflow for element systems (status: current)
- [[Bar and Truss Finite Elements]] - axial structural elements, coordinate transformation, and truss analysis (status: current)
- [[Beam and Frame Finite Elements]] - bending, shear, axial, rotational, frame, grid, and spatial beam element ideas (status: current)
- [[Plane Stress and Plane Strain Elements]] - two-dimensional continuum elements for plane idealizations (status: current)
- [[Axisymmetric Finite Elements]] - reduced-dimensional elements for bodies of revolution under symmetric loading (status: current)
- [[Finite Element Load Vector Assembly]] - compatible nodal force vectors for distributed, body, surface, and thermal loads (status: current)
- [[Finite Element Modeling and Convergence Checks]] - practical mesh, symmetry, stress interpretation, and convergence checks (status: current)
- [[Finite Element Thermal Stress Analysis]] - thermal strain and equivalent force treatment for constrained temperature change (status: current)
- [[Continuum Mechanics Based Four-Node Shell Element]] - low-order shell element derived from continuum mechanics (status: current)
- [[Assumed Transverse Shear Strain Interpolation]] - shell locking remedy using a separately interpolated shear strain field (status: current)
- [[Total Lagrangian Shell Formulation]] - reference-configuration formulation for nonlinear shell response (status: current)
- [[MITC4 Shell Element]] - four-node quadrilateral shell element using mixed interpolation to avoid shear locking (status: current)
- [[MITC Shell Kinematics]] - director-vector shell kinematics for MITC-style degenerated continuum shells (status: current)
- [[Green-Lagrange Strain Linearization]] - nonlinear strain expansion for residual and tangent construction (status: current)
- [[Nonlinear Newmark-Beta Integration]] - Newton-iterated Newmark time integration for nonlinear FE dynamics (status: current)
- [[Dynamic Buckling Analysis]] - instability analysis under time-varying axial compression (status: current)
- [[Dynamic Instability Region]] - load-frequency region where dynamic buckling occurs (status: current)
- [[Geometric Stiffness Matrix]] - stress and geometry dependent stiffness contribution used in buckling analysis (status: current)
- [[Scordelis-Lo Shell Benchmark]] - cylindrical shell benchmark for shell element convergence (status: current)
- [[Basic Shell Mathematical Model]] - midsurface/director shell model underlying continuum shell finite elements (status: current)
- [[Shell Structure Asymptotic Behavior]] - thin-shell response classes under decreasing thickness (status: current)
- [[Shell Locking Phenomenon]] - thickness-dependent artificial stiffness in shell finite elements (status: current)
- [[Uniform Optimal Convergence]] - shell element convergence that remains optimal across thickness regimes (status: current)
- [[Shell Element Benchmark Testing]] - structured shell element performance testing across geometry, thickness, and meshes (status: current)
- [[Finite Element Heat Transfer and Field Problems]] - FE treatment of heat transfer, fields, flow, and coupled problems (status: current)
- [[Static Equilibrium Equation Solvers]] - direct, iterative, and nonlinear solvers for static FE equations (status: current)
- [[Direct Time Integration Methods]] - transient FE dynamics and first-order field integration (status: current)
- [[Finite Element Eigenproblem Solvers]] - modal and eigenvalue algorithms for FE matrices (status: current)
- [[Finite Element Program Implementation]] - software data flow for FE codes and STAP-style implementation (status: current)
- [[Midas FEA Analysis Workflow]] - Midas production analysis workflow for civil nonlinear detail analysis (status: current)
- [[Midas FEA Element Library]] - Midas structural, reinforcement, interface, thermal, and CFD element coverage (status: current)
- [[Midas FEA Embedded Reinforcement Modeling]] - embedded rebar and prestress modeling in host finite elements (status: current)
- [[Midas FEA Interface Elements and Nonlinearities]] - interface elements, cracking, bond-slip, friction, and masonry-joint behavior (status: current)
- [[Midas FEA Concrete Cracking and Material Models]] - plasticity, total strain cracking, concrete, and interface material laws (status: current)
- [[Midas FEA Nonlinear Solution Algorithms]] - equation solvers, Newton variants, arc-length iteration, and convergence checks (status: current)
- [[Midas FEA Linear Dynamics and Buckling Analyses]] - modal, time history, response spectrum, and linear buckling procedures (status: current)
- [[Midas FEA Construction Stage Analysis]] - staged activation, concrete aging, creep, shrinkage, and state transfer (status: current)
- [[Midas FEA Heat Transfer and Hydration Analysis]] - heat transfer, hydration heat, equivalent age, and thermal stress (status: current)
- [[Midas FEA Static Contact Analysis]] - penalty contact, contact search, weld/general contact, and contact force output (status: current)
- [[Midas FEA Fatigue Analysis]] - S-N fatigue, rainflow counting, mean stress correction, and Miner damage (status: current)
- [[Midas FEA CFD Analysis]] - structured-grid RANS CFD for wind and aerodynamic coefficient workflows (status: current)
- [[Midas Civil Numerical Analysis Model]] - civil structural model topology, coordinate systems, nodes, elements, and boundary data (status: current)
- [[Midas Civil Element Library and Section Stiffness]] - member, continuum, cable, gap, and section stiffness inputs for midas Civil (status: current)
- [[Midas Civil Boundary Supports and Links]] - supports, springs, links, rigid constraints, offsets, and prescribed displacements (status: current)
- [[Midas Civil Dynamic and Seismic Analysis]] - eigenvectors, Ritz vectors, damping, response spectrum, and time-history procedures (status: current)
- [[Midas Civil Buckling P-Delta and Geometric Nonlinearity]] - buckling, second-order, and geometric nonlinear analysis context (status: current)
- [[Midas Civil Boundary and Material Nonlinear Analysis]] - nonlinear supports, plasticity, hardening, Newton iteration, and arc-length control (status: current)
- [[Midas Civil Pushover and Performance Evaluation]] - static incremental seismic capacity and performance evaluation workflow (status: current)
- [[Midas Civil Nonlinear Time History and Hysteresis Models]] - inelastic dynamic analysis, hysteresis laws, interaction hinges, and fiber models (status: current)
- [[Midas Civil Construction Stage and Time-Dependent Analysis]] - staged activation, creep, shrinkage, strength development, and bridge equilibrium (status: current)
- [[Midas Civil Heat of Hydration and Thermal Stress Analysis]] - hydration heat, equivalent age, thermal stress, shrinkage, and creep workflow (status: current)
- [[Midas Civil PSC and Prestress Loss Analysis]] - prestressed concrete loading and loss analysis for bridge members (status: current)
- [[Midas Civil Moving Load Bridge Analysis]] - lane, traffic surface, vehicle, and placement workflow for bridge moving loads (status: current)
- [[Midas Civil Special Load and Design Utilities]] - settlement, composite-section, unknown-load, column-design, and wave-load utilities (status: current)
- [[Midas NFX Analysis Workflow]] - general-purpose NFX model, analysis-case, result-check, and coordinate-system workflow (status: current)
- [[Midas NFX Element Library]] - NFX structural, thermal, field, mass, spring, rigid, weld, bolt, and gasket element coverage (status: current)
- [[Midas NFX Material and Composite Models]] - NFX material, laminate, failure, fatigue, and temperature-dependent property definitions (status: current)
- [[Midas NFX Equation Solvers and Eigen Extraction]] - NFX direct/iterative solvers, convergence controls, and eigen extraction methods (status: current)
- [[Midas NFX Linear Dynamics and Buckling Analyses]] - NFX modal, response-spectrum, frequency-response, transient, and buckling workflows (status: current)
- [[Midas NFX Nonlinear Static and Dynamic Algorithms]] - NFX geometric, material, and dynamic nonlinear solution controls (status: current)
- [[Midas NFX Contact Analysis]] - NFX contact pair definition, search, enforcement, friction, and contact-result workflow (status: current)
- [[Midas NFX Fatigue Analysis]] - NFX stress-life, strain-life, event, load-history, and fatigue-damage workflow (status: current)
- [[Midas NFX Heat Transfer Joule Heating and Thermal Stress]] - NFX thermal, electrical, Joule-heating, and sequential thermal-stress workflows (status: current)
- [[Midas NFX Structural Optimization and Forming Limit Analysis]] - NFX topology/size/shape optimization and sheet-metal forming-limit checks (status: current)

---

## Entities

- [[Klaus-Jurgen Bathe]] - professor of mechanical engineering, author of [[Finite Element Procedures]], and co-author of [[A Continuum Mechanics Based Four-Node Shell]] (status: current)
- [[Eduardo N. Dvorkin]] - co-author of [[A Continuum Mechanics Based Four-Node Shell]] (status: current)
- [[Edita Dvorakova]] - co-author of [[Four-Node-Quadrilateral-Shell-Element-MITC4|Four-Node Quadrilateral Shell Element MITC4]] (status: current)
- [[Borek Patzak]] - co-author of [[Four-Node-Quadrilateral-Shell-Element-MITC4|Four-Node Quadrilateral Shell Element MITC4]] and OOFEM-related researcher (status: current)
- [[OOFEM]] - finite element code used for the MITC4 implementation (status: current)
- [[Hee Jun Lee]] - author of [[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method|Dynamic Buckling Analysis of Shell Structures using Finite Element Method]] (status: current)
- [[Phill-Seung Lee]] - author of [[On-the-Finite-Element-Analysis-of-Shell-Structures|On the Finite Element Analysis of Shell Structures]] (status: current)
- [[Hyuk-Chun Noh]] - author of [[On-the-Finite-Element-Analysis-of-Shell-Structures|On the Finite Element Analysis of Shell Structures]] (status: current)
- [[Daryl L. Logan]] - author of [[A-First-Course-in-the-Finite-Element-Method|A First Course in the Finite Element Method]] (status: current)
- [[D. R. J. Owen]] - co-author of [[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]] (status: current)
- [[E. Hinton]] - co-author of [[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]] (status: current)
- [[Inha University]] - degree-granting institution for the dynamic shell buckling thesis (status: current)
- [[BLZPACK]] - Block Lanczos eigenvalue solver used in the dynamic buckling implementation (status: current)
- [[ABAQUS]] - commercial finite element software, documented theory reference, and user-guide workflow (status: current)
- [[MIDAS Information Technology]] - developer and publisher of [[midas FEA]], [[midas Civil]], and [[midas NFX]] (status: current)
- [[midas FEA]] - civil and bridge-oriented nonlinear detail finite element analysis product (status: current)
- [[midas Civil]] - civil-structure analysis and design product for bridge, seismic, staged-construction, prestress, and moving-load workflows (status: current)
- [[midas NFX]] - general-purpose finite element analysis product for structural, thermal, contact, fatigue, optimization, and forming-limit workflows (status: current)

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## Sources

- [[Finite Element Procedures]] - 2014 textbook by [[Klaus-Jurgen Bathe]]; finite element theory, solvers, and implementation
- [[A Continuum Mechanics Based Four-Node Shell]] - Dvorkin and Bathe paper on a four-node shell element for nonlinear analysis
- [[Four-Node-Quadrilateral-Shell-Element-MITC4|Four-Node Quadrilateral Shell Element MITC4]] - Dvorakova and Patzak paper on MITC4 implementation and Scordelis-Lo validation
- [[MITC Study Notes]] - local derivation notes for MITC shell kinematics, nonlinear strain linearization, and Newmark-beta dynamics
- [[Dynamic-Buckling-Analysis-of-Shell-Structures-using-Finite-Element-Method|Dynamic Buckling Analysis of Shell Structures using Finite Element Method]] - 2012 thesis on MITC4 shell dynamic buckling analysis
- [[On-the-Finite-Element-Analysis-of-Shell-Structures|On the Finite Element Analysis of Shell Structures]] - review paper on shell mathematical models, asymptotic behavior, locking, convergence, and benchmark testing
- [[Solid Element Notes]] - local notes on isoparametric linear solid element formulation, stiffness integration, and incompatible modes
- [[Abaqus Theory Manual]] - Abaqus finite element theory reference for procedures, elements, materials, contact, constraints, and coupled fields
- [[Abaqus-Analysis-User-s-Guide-Volume-I|Abaqus Analysis User's Guide Volume I]] - Abaqus user guide for input syntax, spatial modeling, execution, resources, and output files
- [[Abaqus-Analysis-User-s-Guide-Volume-II|Abaqus Analysis User's Guide Volume II]] - Abaqus user guide for analysis procedures, nonlinear controls, continuation, model reduction, adaptivity, multiphysics, optimization, and extensions
- [[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]] - Abaqus user guide for material data, constitutive models, damage, EOS, field properties, porous media, and user materials
- [[Abaqus-Analysis-User-s-Guide-Volume-IV|Abaqus Analysis User's Guide Volume IV]] - Abaqus user guide for element families, formulations, sections, connectors, special elements, particles, and element indexes
- [[Abaqus-Analysis-User-s-Guide-Volume-V|Abaqus Analysis User's Guide Volume V]] - Abaqus user guide for prescribed conditions, constraints, contact interactions, contact properties, diagnostics, contact elements, and cavity radiation
- [[A-First-Course-in-the-Finite-Element-Method|A First Course in the Finite Element Method]] - Daryl L. Logan textbook introducing FEM through stiffness assembly and common structural, field, thermal, and dynamic elements
- [[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]] - Owen and Hinton book on finite element plasticity theory, implementation, structural applications, dynamics, and benchmark input cases
- [[Midas-FEA-Analysis-Manual|Midas FEA Analysis Manual]] - Midas manual for element libraries, material models, algorithms, linear procedures, construction stages, heat/hydration, contact, fatigue, and CFD
- [[Midas-Civil-Analysis-Reference|Midas Civil Analysis Reference]] - midas Civil manual for civil structural model definition, dynamics, nonlinear analysis, construction stages, hydration heat, PSC, moving loads, and bridge utilities
- [[Midas-NFX-Analysis-Manual|Midas NFX Analysis Manual]] - midas NFX manual for general-purpose structural, field, nonlinear, dynamic, contact, fatigue, optimization, and forming-limit analysis

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## Domains

- [[Computational Mechanics]] - finite element analysis, numerical methods, and engineering simulation