See the Pattern | The Fractal Nature of Arc Vacuum Cathode Spots @SeethePattern | Uploaded 2 years ago | Updated 10 hours ago
The Fractal Nature of Arc Vacuum Cathode Spots
What are cathode spots, how are they formed, what are their properties and why do they seem to have self-similar patterns in the emitted light and arc erosion traces?
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Plasma Gun Volcanoes - https://youtu.be/-YLsLGX1OXE
Plasma Experiments vs Real Craters - https://youtu.be/zGTbMuatXZ8
Lunar Sinuous Rilles - https://youtu.be/DRvm28xbE00
Secondary Discharges due to a magnetic field - https://youtu.be/heTQBJVzA_8
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References:
https://www.osti.gov/servlets/purl/877322
https://indico.cern.ch/event/680402/contributions/2976651/attachments/1671083/2680777/Model_of_Cathode_Spot_Crater_Formation_and_Development_in_Vacuum_Arc.pdf
https://aip.scitation.org/doi/pdf/10.1063/1.5141406
https://hal.archives-ouvertes.fr/jpa-00255560/document
https://www.researchgate.net/publication/255795280_Peculiarities_of_an_Electric_Discharge_between_an_Electrolytic_Cathode_and_a_Metal_Anode/download
https://arxiv.org/pdf/1901.07336.pdf
00:00 Introduction
00:15 Cathode Spots
00:40 Surface Chemistry
02:21 Fractal Nature: Random Walk
05:12 Fractal Nature: Multi Arc Traces
05:28 Fractal Nature: Optical and Micro Particles
06:18 Ignition Conditions & Spot Fragments
09:56 Summary
The Fractal Nature of Arc Vacuum Cathode Spots
What are cathode spots, how are they formed, what are their properties and why do they seem to have self-similar patterns in the emitted light and arc erosion traces?
Please consider supporting this channel through:
https://www.patreon.com/seethepattern
https://www.paypal.me/seethepattern
Merchandise Available:
https://shop.spreadshirt.co.uk/see-the-pattern/
Electrical Scarring Series:
Plasma Gun Volcanoes - https://youtu.be/-YLsLGX1OXE
Plasma Experiments vs Real Craters - https://youtu.be/zGTbMuatXZ8
Lunar Sinuous Rilles - https://youtu.be/DRvm28xbE00
Secondary Discharges due to a magnetic field - https://youtu.be/heTQBJVzA_8
Follow me on:
https://www.facebook.com/SeethePattern
https://twitter.com/PatternSeethe
Email me:
gareth@seethepattern.org
References:
https://www.osti.gov/servlets/purl/877322
https://indico.cern.ch/event/680402/contributions/2976651/attachments/1671083/2680777/Model_of_Cathode_Spot_Crater_Formation_and_Development_in_Vacuum_Arc.pdf
https://aip.scitation.org/doi/pdf/10.1063/1.5141406
https://hal.archives-ouvertes.fr/jpa-00255560/document
https://www.researchgate.net/publication/255795280_Peculiarities_of_an_Electric_Discharge_between_an_Electrolytic_Cathode_and_a_Metal_Anode/download
https://arxiv.org/pdf/1901.07336.pdf
00:00 Introduction
00:15 Cathode Spots
00:40 Surface Chemistry
02:21 Fractal Nature: Random Walk
05:12 Fractal Nature: Multi Arc Traces
05:28 Fractal Nature: Optical and Micro Particles
06:18 Ignition Conditions & Spot Fragments
09:56 Summary
