electron-hole recombination 

couples engaging in PDA in engineering schools

I'm not going there, too much electron-hole recombination

electron-hole recombination by cockroachiota May 15, 2022

Recomfinating 

becoming Comfy Again after maybe getting up to pee and stuff :)

John: I'll brb
Rebecca: Okay, Be sure to wash your hands when you get back!
(5 minutes later...)
John: Ok I'm back I'm Recomfinating.
Rebecca: Welcome back hope you washed your hands

Recomfinating by BigPapaASG February 7, 2021

The Recombinants 

A most original band formed by five University College London biochemical engineering students.

Check out The Recombinants. I heard they're pretty cool.

The Recombinants by Orange Pokemon January 28, 2010