#PhysicsFactlet #WorkinProgress
Need to explain students about fixed points in dynamical systems, and I am making a plot of the most common cases (still not sure whether animating it would make it more or less understandable).
#Visualization #Physics
Notices by j_bertolotti@mathstodon.xyz
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j_bertolotti@mathstodon.xyz's status on Friday, 10-Mar-2023 13:16:43 CET j_bertolotti
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j_bertolotti@mathstodon.xyz's status on Friday, 10-Mar-2023 13:16:42 CET j_bertolotti
#WorkInProgress
The animated version of the one above.
Not yet satisfied with it. -
j_bertolotti@mathstodon.xyz's status on Friday, 10-Mar-2023 13:16:42 CET j_bertolotti
#WorkinProgress
An alternative take (this definitively needs to be animated to work). -
j_bertolotti@mathstodon.xyz's status on Tuesday, 14-Feb-2023 10:38:21 CET j_bertolotti
#PhysicsFactlet
Rutherford scattering: At the beginning of the XX century it was accepted that atoms were a thing, but what an atom looked like was still an open question. An important piece of this puzzle was the realization that, if you shoot charged particles at a thin piece of material, most of them passed through with little to no deflection, but a few were scattered at very high angles, suggesting atoms' positive charge is concentrated in a small volume.
#Physics #Visualization -
j_bertolotti@mathstodon.xyz's status on Friday, 23-Dec-2022 12:47:24 CET j_bertolotti
2022 has been a very (very) bad year for me. Hoping 2023 is going to be a bit better.
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j_bertolotti@mathstodon.xyz's status on Wednesday, 21-Dec-2022 15:13:08 CET j_bertolotti
#PhysicsFactlet
Usually to form an image you illuminate your object uniformly and then collect the light with a pixellated camera. But since Maxwell equations are reciprocal, we can swap the role of the camera with the illumination, and use a patterned illumination, and a detector without any spatial resolution.
This technique is called "ghost imaging" and it is mostly useful in those cases when pixellated cameras are hard to come by (e.g. for THZ radiation).
#Physics #Optics #Visualization -
j_bertolotti@mathstodon.xyz's status on Tuesday, 29-Nov-2022 16:13:39 CET j_bertolotti
"Girl with a sinusoidal earring"
#Sinusoidals #Art?