Example notebook for calling external optical library (#298)

Author: jcurtis2

.binder/requirements.txt

@@ -4,3 +4,4 @@ ipywidgets
 voila
 open-atmos-jupyter-utils
 PySDM
+PyMieScatt

README.md

@@ -33,15 +33,20 @@ import PyPartMC
 
 #### Jupyter notebooks with examples 
 
-- Urban plume scenario demo (as in [PartMC](https://github.com/compdyn/partmc/tree/master/scenarios/1_urban_plume)):
-[![nbviewer](https://raw.githubusercontent.com/jupyter/design/master/logos/Badges/nbviewer_badge.svg)](https://nbviewer.jupyter.org/github/open-atmos/PyPartMC/blob/main/examples/particle_simulation.ipynb)
-[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/open-atmos/PyPartMC/blob/main/examples/particle_simulation.ipynb)
-[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/open-atmos/PyPartMC.git/main?urlpath=lab/tree/examples/particle_simulation.ipynb)
+- Urban plume scenario demo (as in [PartMC](https://github.com/compdyn/partmc/tree/master/scenarios/1_urban_plume)):    
+[![View notebook](https://img.shields.io/static/v1?label=render%20on&logo=github&color=87ce3e&message=GitHub)](https://github.com/open-atmos/PySDM/blob/main/examples/particle_simulation.ipynb) 
+[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/open-atmos/PyPartMC/blob/main/examples/particle_simulation.ipynb) 
+[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/open-atmos/PyPartMC.git/main?urlpath=lab/tree/examples/particle_simulation.ipynb)    
 - Dry-Wet Particle Size Equilibration with PartMC and PySDM:   
-[![nbviewer](https://raw.githubusercontent.com/jupyter/design/master/logos/Badges/nbviewer_badge.svg)](https://nbviewer.jupyter.org/github/open-atmos/PyPartMC/blob/main/examples/lognorm_ex.ipynb)
+[![View notebook](https://img.shields.io/static/v1?label=render%20on&logo=github&color=87ce3e&message=GitHub)](https://github.com/open-atmos/PySDM/blob/main/examples/lognorm_ex.ipynb) 
 [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/open-atmos/PyPartMC/blob/main/examples/lognorm_ex.ipynb)
 [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/open-atmos/PyPartMC.git/main?urlpath=lab/tree/examples/lognorm_ex.ipynb)
 [![Voila](https://img.shields.io/static/v1?label=Voil%C3%A0&logo=jupyter&color=teal&message=web+app)](https://mybinder.org/v2/gh/open-atmos/PyPartMC/main?urlpath=voila%2Frender%2Fexamples%2Flognorm_ex.ipynb)
+- Optical properties calculation using external Python package ([PyMieScatt](https://pymiescatt.readthedocs.io/en/latest/)):       
+[![View notebook](https://img.shields.io/static/v1?label=render%20on&logo=github&color=87ce3e&message=GitHub)](https://github.com/open-atmos/PySDM/blob/main/examples/mie_optical.ipynb)
+[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/open-atmos/PyPartMC/blob/main/examples/mie_optical.ipynb)
+[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/open-atmos/PyPartMC.git/main?urlpath=lab/tree/examples/mie_optical.ipynb)
+
 
 ## Features