Discussions

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  Angled plane wave sources incompatible with absorbing boundaries - workaround? Plans to address this?

  samuelkim16 asked Feb 6, 2026 in Q&A · Answered

  

  

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  Obtaining the phase from field monitor for inverse design problem

  Nikolaos-Matthaiakakis asked Jan 23, 2026 in Q&A · Answered

  

  

  

  

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  Disable auto source normalization for harmonic generation simulations

  Nikolaos-Matthaiakakis asked Jan 28, 2026 in Q&A · Answered

  

  

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  Adjoint method for harmonic generation optimization

  Nikolaos-Matthaiakakis asked Dec 13, 2025 in Q&A · Answered

  

  

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  Is the 2D local solver still supported, or do the examples only work with the 2D online solver?

  CosimoMV started Dec 19, 2025 in General · Closed

  

  

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  Physics informed neural network

  Nikolaos-Matthaiakakis started Dec 14, 2025 in Ideas

  

  

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  Mode Solver: saving mode data included fields

  smgitrep asked May 1, 2024 in Q&A · Closed · Answered

  

  

  

  

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  JAXLIB not found when importing optax

  Boyi-Zhang asked Jul 9, 2025 in Q&A · Answered

  

  

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  Do autograd gradients not flow through FieldProjectionCartesianMonitor?

  samuelkim16 asked Jun 22, 2025 in Q&A · Unanswered

  

  

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  How to use x-cut Lithium Niobate and z-cut Lithium Niobate in Tidy3d?

  synesios asked Jun 14, 2025 in Q&A · Unanswered

  

  

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  How to simulate multi-port coherent excitation for an AWG?

  synesios started Jun 12, 2025 in General · Closed

  

  

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  Plotting orientation

  Hohniker asked Aug 9, 2023 in Q&A · Unanswered

  

  

  

  

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  Getting an error while solving modes of a waveguide

  rajat-bob asked May 11, 2025 in Q&A · Closed · Answered

  

  

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  Feature request: utility function for dipole clouds

  nkvij started Apr 24, 2025 in Ideas

  

  

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  HTML string of Simulation plot 3d

  MatthewMckee4 asked Feb 16, 2025 in Q&A · Unanswered

  

  

  

  

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  Get cost of a mode solver simulation

  samuelkim16 asked Aug 6, 2024 in Q&A · Answered

  

  

  

  

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  Confinement Factor

  smgitrep asked Jun 26, 2024 in Q&A · Unanswered

  

  

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  Why can not use the View Python Script？

  triplestone0818 asked May 15, 2024 in Q&A · Unanswered

  

  

  

  

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  Adjoint plugin - how can I collect the task_id of the forward and backward runs

  remypa asked May 3, 2024 in Q&A · Unanswered

  

  

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  Is tidy3d's adjoint method in time-domain or frequency-domain?

  Guizhixing asked Apr 28, 2024 in Q&A · Closed · Answered

  

  

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  How to run adjoint optimization locally?

  triplestone0818 asked Mar 29, 2024 in Q&A · Closed · Answered

  

  

  

  

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  Is it possible to use real parameters to fit dispersive material?

  Social-Mean asked Mar 8, 2024 in Q&A · Closed · Answered

  

  

  

  

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  Macroscale RF EM simulations (like HFSS/CST/ADS)

  prwang started Feb 21, 2024 in Ideas

  

  

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  I made a cool thing with Tidy3D

  tylerflex started Jan 13, 2022 in Show and tell

  

  

  

  

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  CUDA Parallelization support?

  devbrones asked Oct 20, 2023 in Q&A · Unanswered

  

  

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