Town Square

Post a New Topic

SLAC researchers scan 600-year-old documents for clues about first printing presses

Original post made on Aug 15, 2022

While scientists at SLAC typically look to the future, this time they're looking at the past by comparing the world's early printing presses.

Read the full story here Web Link posted Saturday, August 13, 2022, 9:19 AM

Comments (1)

Posted by Barron Parker Too
a resident of Barron Park
on Aug 15, 2022 at 2:42 pm

Barron Parker Too is a registered user.

Uwe Bergmann did pioneering research using xray fluorescence on the Archimedes Palimpsest, back in 2006 at SLAC, in conjunction with archivists from the Walters Art Museum:
Web Link

The description given of the physics of the imaging method -- "Atoms constantly have energy coming off of them, and with this technique the beam is able to alter the energy coming off of a single atom." -- is useless, and should be replaced with a sensible description of the process of xray fluorescence. Readers might also like to know how the xrays are produced from accelerated electrons at the Stanford Linear Accelerator, and how the xray beam is controlled to scan across the book pages.

Don't miss out on the discussion!
Sign up to be notified of new comments on this topic.


Post a comment

Sorry, but further commenting on this topic has been closed.

Stay informed.

Get the day's top headlines from Palo Alto Online sent to your inbox in the Express newsletter.

Some of the best jobs around
By Sherry Listgarten | 5 comments | 3,271 views

Fewer Michelin stars awarded on the Peninsula this year
By The Peninsula Foodist | 4 comments | 2,391 views

People and Relationships Never Stop Being a Work in Progress
By Chandrama Anderson | 2 comments | 1,790 views


Palo Alto Weekly Holiday Fund

For the last 29 years, the Palo Alto Weekly Holiday Fund has given away more than $9 million to local nonprofits serving children and families. 100% of the funds go directly to local programs. It’s a great way to ensure your charitable donations are working at home.