Self-collision particles Geometry Nodes - Simulation nodes

Could somebody figure out how to detect self-collision on particles created in Geometry Nodes?
I’m using 3.5 alpha-simulation nodes

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UPDATED(I’m using geometry proximity node and the attribute “close_points” is doing something but not working as expected)

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Thank you,

Miguel

This is not the right forum to seek help with this.
Try on https://blenderartists.org/

Just so you believe in yourself
These are my experiments (so what you want to do is possible. Just keep trying!)

I’ll check it. Thank you!