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Neutron movie of coffee making

Anders Kaestner · demo · Watch on YouTube

Everyday physics & science demosCooking & food

What it is

A short film made with cold neutron imaging at the Paul Scherrer Institut showing a moka pot brewing coffee, sped up four times. The neutron beam makes the water and steam inside the pot visible.

Why Hacker News recommends it

Recommended in moka pot threads as the best way to see how the pot works from the inside.

  • 3 people recommended it
  • 3 different months
  • 1 strong recommendations
  • first 2021, last 2024

What HN commenters said

  1. “There's also a fantastic Youtube video in a neutron beam facility of a Moka pot”

    Full brewing process visible in neutron beam.

    jarvist, 2024-01 · Strong recommendation · in “The humble brilliance of Italy's moka coffee pot (2018)”

  2. “have a look at this neutron imaging of the pot in action”

    Neutron imaging shows how a moka pot works.

    simon_acca, 2021-11 · Recommendation · in “The Humble Brilliance of Italy's Moka Coffee Pot (2018)”

  3. “they're much cooler looking if you're doing neutron imaging and can see the water”

    Neutron imaging shows water inside the moka pot.

    msds, 2023-09 · Recommendation · in “X-ray CT scans of coffee equipment: Aeropress, Fellow kettle, Moka pot”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: neutron imaging, moka pot, coffee, physics, visualization

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