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Ansys Lumerical DGTD

3D Electromagnetic Simulator

Tackle your most challenging 3D electromagnetic simulations with Ansys Lumerical DGTD, a finite element Maxwell’s solver providing superior performance, independent of geometry complexity.

 

SOLVE THE UNSOLVABLE

3D Electromagnetic Simulation

Accuracy and performance are hallmarks of 3D electromagnetic simulations in Lumerical DGTD. Handle the most challenging classes of nanophotonic simulations with a finite element Maxwell’s solver based on the discontinuous Galerkin time domain method. 

  • 2D & 3D Modeling
    2D & 3D Modeling
  • Comprehensive Material Models
    Comprehensive Material Models
  • Object-conformal mesh
    Object-conformal mesh
  • Multiphysics Integration
    Multiphysics Integration
ansys lumerical dgtd

Quick Specs

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Lumerical DGTD tackles the most challenging nanophotonic simulations with superior performance, independent of geometry complexity. DGTD’s Maxwell’s solver is based on the discontinuous Galerkin time domain method.

  • Object-conformal mesh
  • Far-field and grating projections
  • 2D & 3D Modeling
  • Automatic Mesh Refinement
  • High order mesh polynomials
  • Bloch boundary conditions
  • Comprehensive Material Models
  • Material-adaptive Mesh
  • Gaussian vector beams
  • Highly interoperable
  • Automation and Scripting

Resources

See more Resources

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Webinar

Ansys Lumerical’s Component Level Tools

This webinar will start with an overview of the broad set of component level solvers it offers with an emphasis on FDTD and MODE. It will then show how these solvers can be used to simulate and optimize novel designs in a wide range of applications including micro-LEDs, augmented reality, magneto-optics and lasers.

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Application

Diffraction grating (DGTD)

Lumerical provides a set of grating scripts for the DGTD solver, making it easy to calculate common results such as number of grating orders, diffraction angles and grating efficiencies at different wavelengths.

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Application

Mie scattering (DGTD)

Calculate scattering and absorption cross sections, local field enhancements and far field scattering distributions from a nano particle excited by a planewave (mie scattering).

CAPABILITIES

Quickly Analyze 3D Electromagnetic Simulations

Ansys Lumerical DGTD employs a finite element Maxwell’s solver based on the discontinuous Galerkin time domain method. When accuracy is mission critical, DGTD provides superior performance, independent of geometry complexity and within a design environment engineered for multiphysics simulation workflows.

Ansys Lumerical DGTD

 

Key Features

  • Interoperable with Multiphysics Solvers
  • Finite Element IDE
  • Comprehensive Material Models

Ansys Lumerical DGTD, in conjunction with other Lumerical solutions, provides a variety of multiphysics simulations:

  • Photovoltaic (FDTD/DGTD, CHARGE & HEAT)
  • Electro-optic (CHARGE & FDTD/DGTD/FDE)
  • Opto-thermal (FDTD/DGTD & HEAT)
  • Plasmonics (DGTD & HEAT)

Lumerical DGTD offers a flexible visual database, with multi-coefficient broadband optical material models and scriptable material properties.

  • 2D & 3D modeling
  • Import STL, GDSII, and STEP
  • Parameterizable simulation objects
  • Domain partitioned solids for easy property definition
  • Geometry-linked sources and monitors
  • Automatic mesh refinement based on geometry, materials, doping, refractive index, and optical or heat generation

Application Gallery

View all Photonics Applications

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Application

Diffraction grating (DGTD)

Characterize a diffraction grating in response to a broadband planewave at normal incidence.

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Application

Mie scattering (DGTD)

Calculate scattering and absorption cross sections, local field enhancements and far field scattering distributions from a nano particle excited by a planewave (mie scattering). 



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DGTD Product Reference Manual

The Discontinuous Galerkin Time-Domain (DGTD) reference manual provides detailed descriptions of product features.

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