"
]
},
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],
"source": [
"# Structure visualization in various planes\n",
"\n",
"fig, (ax1, ax2, ax3) = plt.subplots(1, 3, figsize=(10, 6))\n",
"sim_actual.plot_eps(x=0, ax=ax1)\n",
"sim_actual.plot_eps(y=-0.1, ax=ax2)\n",
"sim_actual.plot_eps(z=0.1, ax=ax3)\n",
"plt.show()"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Run Simulations"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
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"id": "IG0QZ-PDyh3Y",
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"[13:08:11] Created task 'norm' with task_id webapi.py : 188 'fdve-22830c9d-a671-4e6a-be5a-6a257d8d6a42v1' . \n",
" View task using web UI at webapi.py : 190 'https://tidy3d.simulation.cloud/workbench?taskId=fdve- \n",
" 22830c9d-a671-4e6a-be5a-6a257d8d6a42v1' \n",
"\n",
" \n"
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"[13:08:12] Created task 'actual' with task_id webapi.py : 188 'fdve-3a0307fa-e221-47f4-981f-b26a276a3b39v1' . \n",
" View task using web UI at webapi.py : 190 'https://tidy3d.simulation.cloud/workbench?taskId=fdve- \n",
" 3a0307fa-e221-47f4-981f-b26a276a3b39v1' \n",
"\n",
" \n"
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"\n"
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"text/html": [
"[13:08:13] Started working on Batch. container.py : 475 [13:08:23] Maximum FlexCredit cost: 0.054 for the whole batch. container.py : 479 Use 'Batch.real_cost()' to get the billed FlexCredit \n",
" cost after the Batch has completed. \n",
"[13:09:24] Batch complete. container.py : 522 \n",
" \n"
],
"text/plain": [
"\n"
]
},
"metadata": {},
"output_type": "display_data"
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],
"source": [
"# run all simulations, take about 2-3 minutes each with some download time\n",
"batch = web.Batch(simulations={\"norm\": sim_empty, \"actual\": sim_actual}, verbose=True)\n",
"batch_data = batch.run(path_dir=\"data\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"The normalizing run computes the transmitted flux for an air -> SiO2 interface, which is just below unity due to some reflection.\n",
"\n",
"While not technically necessary for this example, since this transmission can be computed analytically, it is often a good idea to run a normalizing run so you can accurately measure the *change* in output when the structure is added. For example, for multilayer structures, the normalizing run displays frequency dependence, which would make it prudent to include in the calculation."
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {
"execution": {
"iopub.execute_input": "2023-08-18T20:09:26.015504Z",
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"Output()"
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"data": {
"text/html": [
"\n",
" \n"
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"text/plain": [
"\n"
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},
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"text/html": [
"[13:09:26] loading SimulationData from webapi.py : 590 data/fdve-3a0307fa-e221-47f4-981f-b26a276a3b39 v1.hdf5 \n",
"\n",
" \n"
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"\n"
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"[13:09:27] loading SimulationData from webapi.py : 590 data/fdve-22830c9d-a671-4e6a-be5a-6a257d8d6a42 v1.hdf5 \n",
""
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"source": [
"# plot transmission, compare to paper results, look similar\n",
"fig, ax = plt.subplots(1, 1, figsize=(6, 4.5))\n",
"plt.plot(wavelengths, reflection, \"k\", label=\"R\")\n",
"plt.plot(wavelengths, transmission, \"r--\", label=\"T\")\n",
"plt.xlabel(\"wavelength ($\\mu m$)\")\n",
"plt.ylabel(\"Magnitude\")\n",
"plt.xlim([8.8, 12])\n",
"plt.ylim([0.0, 1.0])\n",
"plt.legend()\n",
"plt.show()"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Besides the metasurface demonstrated in this notebook, in Tidy3D's example library we have demonstrated a [dielectric metasurface absorber](https://www.flexcompute.com/tidy3d/examples/notebooks/DielectricMetasurfaceAbsorber/), a [gradient metasurface reflector](https://www.flexcompute.com/tidy3d/examples/notebooks/GradientMetasurfaceReflector/), a [metalens at the visible frequency](https://www.flexcompute.com/tidy3d/examples/notebooks/Metalens/), and a [graphene metamaterial absorber](https://www.flexcompute.com/tidy3d/examples/notebooks/GrapheneMetamaterial/). "
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": []
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"metadata": {
"applications": [
"Metamaterials, gratings, and other periodic structures"
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"colab": {
"collapsed_sections": [],
"name": "Ge_HighQ.ipynb",
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"description": "This notebook demonstrates how to model a germanium Fano metasurface in Tidy3D FDTD.",
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