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remove references to azure
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jcapriot committed Nov 19, 2021
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5 changes: 1 addition & 4 deletions apps.rst
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Expand Up @@ -33,7 +33,6 @@ EM Apps
There are a few ways you can run the notebooks. We provide instructions using:

- :ref:`Binder <binder>` (free, no login required)
- :ref:`Microsoft Azure <azure>` (free, login required)

Alternatively, they can be downloaded from GitHub and run locally.
Please see instructions at: https://github.com/geoscixyz/em-apps
Expand Down Expand Up @@ -94,13 +93,11 @@ Simulation Notebooks
These notebooks walk through forward simulations of both frequency domain
electromagnetics and time domain electromagnetics using `SimPEG <http://simpeg.xyz>`_.

See the above instructions to run the notebooks from Binder or Azure. Note that the url's are different.
See the above instructions to run the notebooks from Binder.

- :ref:`Binder <binder>` (free, no login required): https://mybinder.org/v2/gh/simpeg/em-notebooks/master?filepath=index.ipynb
- :ref:`Microsoft Azure <azure>` (free, login required): https://notebooks.azure.com/import/gh/simpeg/em-notebooks

Alternatively, they can be downloaded from GitHub and run locally.
Please see instructions at: https://github.com/simpeg/em-notebooks

Further examples and documentation are available at http://simpeg.xyz.

2 changes: 0 additions & 2 deletions conf.py
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Expand Up @@ -118,8 +118,6 @@
'http://seg.org',
'http://library.seg.org/doi/',
'http://www.publish.csiro.au/EX/pdf/ASEG2016ab212',
'https://notebooks.azure.com/import/gh/geoscixyz/em-apps',
'https://notebooks.azure.com/import/gh/simpeg/em-notebooks',
'https://www.onepetro.org/conference-paper/SEG-2012-1478',
'https://doi.org/*',
'http://canada.debeersgroup.com/* ',
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Expand Up @@ -9,7 +9,7 @@ Harmonic Planewaves in Homogeneous Media

**Introduction**

We have previously shown that in homogeneous media, the propagation of electromagnetic signals in the frequency domain is governed by the :ref:`Helmholtz equation<frequency_domain_equations>`. One solution to this equation is a planewave, where electric and magnetic fields lie in a 2D plane and the wave propagates in a direction perpendicular to that plane. Physically, the planewave solutions offer good approximations to what is happening far away from electromagnetic sources. As a result, planewaves form a primary basis for understanding the fundamental behaviours of many electromagnetic phenomena.
We have previously shown that in homogeneous media, the propagation of electromagnetic signals in the frequency domain is governed by the :ref:`Helmholtz equation<frequency_domain_equations>`. One solution to this equation is a planewave, where electric and magnetic fields lie in a 2D plane and the wave propagates in a direction perpendicular to that plane. Physically, the planewave solutions offer good approximations to what is happening far away from electromagnetic sources. As a result, planewaves form a primary basis for understanding the fundamental behaviours of many electromagnetic phenomena.

.. figure:: images/planewavedown.png
:align: right
Expand All @@ -18,12 +18,12 @@ We have previously shown that in homogeneous media, the propagation of electroma

Geometry of an EM planewave propagating downwards.

Here, we explore the propagation of planewaves in the frequency domain (for harmonic signals). The content provided here parallels materials from many EM resources (see [WH88][Gri99][Str41]). `An app <http://notebooks.azure.com/library/em_apps>`__ is provided that allow you to explore the concepts of wavelength, attenuation and other aspects of the propagating EM fields. To compliment the app, :ref:`questions<harmonic_planewaves_homogeneous_questions>` are provided to promote interactive learning. The resource is augmented with derivations and equations that quantify the information learned through using the apps.
Here, we explore the propagation of planewaves in the frequency domain (for harmonic signals). The content provided here parallels materials from many EM resources (see [WH88][Gri99][Str41]). `An app <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?filepath=index.ipynb>`__ is provided that allow you to explore the concepts of wavelength, attenuation and other aspects of the propagating EM fields. To compliment the app, :ref:`questions<harmonic_planewaves_homogeneous_questions>` are provided to promote interactive learning. The resource is augmented with derivations and equations that quantify the information learned through using the apps.

**Quick Links**

- :ref:`Deriving the planewave solution<harmonic_planewaves_homogeneous_derivation>`
- `Link to the FDEM Planewave Wholespace App <http://notebooks.azure.com/library/em_apps>`__
- `Link to the FDEM Planewave Wholespace App <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?filepath=index.ipynb>`__
- :ref:`Supporting math for the app<harmonic_planewaves_homogeneous_derivation_app>`
- :ref:`Question to be answered using the app<harmonic_planewaves_homogeneous_questions>`

Expand All @@ -42,9 +42,9 @@ There are numerous properties which can be used to understand the propagation of
.. _harmonic_planewaves_homogeneous_index_app:

.. geosciapp::
While navigating through the subsequent materials on planewaves in homogeneous media, it is suggested that you open the `FDEM Planewave Wholespace App <http://notebooks.azure.com/library/em_apps/html/FDEM_Planewave_Wholespace.ipynb>`__ from the notebooks page. Don't forget to sign in.
While navigating through the subsequent materials on planewaves in homogeneous media, it is suggested that you open the `FDEM Planewave Wholespace App <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?labpath=notebooks%2Fem%2FFDEM_Planewave_Wholespace.ipynb>`__ from the notebooks page. Don't forget to sign in.

A fundamental understanding of planewave propagation in the frequency domain can be obtained by using the `FDEM Planewave Wholespace App <http://notebooks.azure.com/library/em_apps/html/FDEM_Planewave_Wholespace.ipynb>`__ (:numref:`FDEM_planewaves_wholespace_app`); which allows the user to simulate the electric and magnetic fields supported by a downward propagating planewave. The app allows the user to explore the effects of different parameters (e.g. conductivity, observer location, frequency) and answer a set of fundamental questions. For example, assume you are sending a harmonic EM planewave signal into the Earth and that the ground has a conductivity of 0.1 S/m.
A fundamental understanding of planewave propagation in the frequency domain can be obtained by using the `FDEM Planewave Wholespace App <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?labpath=notebooks%2Fem%2FFDEM_Planewave_Wholespace.ipynb>`__ (:numref:`FDEM_planewaves_wholespace_app`); which allows the user to simulate the electric and magnetic fields supported by a downward propagating planewave. The app allows the user to explore the effects of different parameters (e.g. conductivity, observer location, frequency) and answer a set of fundamental questions. For example, assume you are sending a harmonic EM planewave signal into the Earth and that the ground has a conductivity of 0.1 S/m.

- For a harmonic signal at a particular frequency (100 Hz for example), how deep does the signal penetrate the Earth before it loses 90% of its amplitude?
- By choosing a different frequency for the signal, can I change how deep the signal penetrates the Earth?
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Expand Up @@ -9,7 +9,7 @@ Transient Plane Waves in Homogeneous Media

**Introduction**

We have previously shown that in homogeneous media, the propagation of electromagnetic signals in the time domain is governed by the :ref:`wave equation<time_domain_equations>`. One solution to this equation is a planewave, where electric and magnetic fields lie in a 2D plane and the wave propagates in a direction perpendicular to that plane. Physically, the planewave solutions offer good approximations to what is happening far away from electromagnetic sources. As a result, planewaves form a primary basis for understanding the fundamental behaviours of many electromagnetic phenomena.
We have previously shown that in homogeneous media, the propagation of electromagnetic signals in the time domain is governed by the :ref:`wave equation<time_domain_equations>`. One solution to this equation is a planewave, where electric and magnetic fields lie in a 2D plane and the wave propagates in a direction perpendicular to that plane. Physically, the planewave solutions offer good approximations to what is happening far away from electromagnetic sources. As a result, planewaves form a primary basis for understanding the fundamental behaviours of many electromagnetic phenomena.

.. figure:: images/planewavedown.png
:align: right
Expand All @@ -18,12 +18,12 @@ We have previously shown that in homogeneous media, the propagation of electroma

Geometry of an EM plane wave propagating downwards.

Here, we explore the propagation of planewaves in the time domain (for impulse signals). The content provided here parallels materials from many EM resources (see [WH88][Gri99][Str41]). `An app <http://notebooks.azure.com/library/em_apps>`__ is provided that allow you to explore the concepts of wavelength, attenuation and other aspects of the propagating EM fields. To compliment the app, :ref:`questions<harmonic_planewaves_homogeneous_questions>` are provided to promote interactive learning. The resource is augmented with derivations and equations that quantify the information learned through using the apps.
Here, we explore the propagation of planewaves in the time domain (for impulse signals). The content provided here parallels materials from many EM resources (see [WH88][Gri99][Str41]). `An app <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?filepath=index.ipynb>`__ is provided that allow you to explore the concepts of wavelength, attenuation and other aspects of the propagating EM fields. To compliment the app, :ref:`questions<harmonic_planewaves_homogeneous_questions>` are provided to promote interactive learning. The resource is augmented with derivations and equations that quantify the information learned through using the apps.

**Quick Links**

- :ref:`Deriving the planewave solution <transient_planewaves_homogeneous_derivation>`
- `Link to the TDEM Planewave Wholespace app <http://notebooks.azure.com/library/em_apps>`__
- `Link to the TDEM Planewave Wholespace app <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?filepath=index.ipynb>`__
- :ref:`Supporting math for the App <transient_planewaves_homogeneous_derivation_app>`
- :ref:`Questions to be answered using the app <transient_planewaves_homogeneous_questions>`

Expand All @@ -38,9 +38,9 @@ There are numerous properties which can be used to understand the propagation of
.. _transient_planewaves_homogeneous_index_app:

.. geosciapp::
While navigating through the subsequent materials on planewaves in homogeneous media, it is suggested that you open the `TDEM Planewave Wholespace App <http://notebooks.azure.com/library/em_apps>`__ from the notebooks page. Don't forget to sign in.
While navigating through the subsequent materials on planewaves in homogeneous media, it is suggested that you open the `TDEM Planewave Wholespace App <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?filepath=index.ipynb>`__ from the notebooks page. Don't forget to sign in.

A fundamental understanding of planewave propagation in the time domain can be obtained by using the `TDEM Planewave Wholespace App <http://notebooks.azure.com/library/em_apps>`__ (:numref:`FDEM_planewaves_wholespace_app`); which allows the user to simulate the electric and magnetic fields supported by a downward propagating planewave. The app allows the user to explore the effects of different parameters (e.g. conductivity, observer location, time) and answer a set of fundamental questions. For example, assume that an impulse excitation sends an EM planewave signal into the Earth and that the ground has a conductivity of 1 S/m.
A fundamental understanding of planewave propagation in the time domain can be obtained by using the `TDEM Planewave Wholespace App <https://mybinder.org/v2/gh/geoscixyz/em-apps/main?filepath=index.ipynb>`__ (:numref:`FDEM_planewaves_wholespace_app`); which allows the user to simulate the electric and magnetic fields supported by a downward propagating planewave. The app allows the user to explore the effects of different parameters (e.g. conductivity, observer location, time) and answer a set of fundamental questions. For example, assume that an impulse excitation sends an EM planewave signal into the Earth and that the ground has a conductivity of 1 S/m.

- What is the peak amplitude (maximum amplitude) at :math:`t` = 0.01 s?
- At what time does the peak amplitude of the wave cross 600 m depth?
Expand All @@ -58,10 +58,9 @@ A host of additional questions which can be answered using the app are found :re

.. toctree::
:maxdepth: 1

derivation
peakdistance
peaktime
peakvelocity
questions

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