John J. Williamson

Everyday things vaguely to do with physics: 2 — defrosting

Here’s probably quite a well-known trick, but one that has a nice physics-y explanation. Defrosting things…
Everyday things vaguely to do with physics: 1 — bags

(Skip to the bottom for the bit after the intro) Hello. In the course of a…
Christmas charity single — ‘Wrapped Up’ by AJ Brown

Here’s the first thing to come out of a bit of recording I did with the…
Upright piano busking

Here’s a clip of York piano player Karl Mullen playing some boogie-woogie. I’ve played at the…
Research paper: The effects of polydispersity and metastability on crystal growth

I’ve just uploaded a preprint of a new paper me and my supervisor are writing to…
How to stop the cable on 9-volt adaptors from breaking

Here’s a common problem for people who own small electronic devices, especially power adaptors for effects…
Gil Yaron Jazz Bass build

I came across something really cool this morning. It’s a ‘build thread’ (i.e. a forum thread…
Laurence Cottle transcription — ‘Quite Firm’

The stats on my site tell me a few things. One is that, particularly on Fridays,…
Good teaching — Scott Devine and Geoff Chalmers

Great weekend — a day after my lesson with Geoff Chalmers, I went for one with another Leeds-based…
Jazz recital recordings

Recital season at Leeds University is just finishing, and I played on a couple of the…