Re: [Phys-l] absorption spectra

[John Denker <jsd@av8n.com>]

On 10/29/2008 09:26 AM, Anthony Lapinski wrote:

> Does anyone have other ways to show absorption spectra using simple
> materials?

Here's a simple low-tech setup
  http://faraday.physics.uiowa.edu/modern/7B11.15.htm

It goes on to list about a dozen references, mostly to TPT.

I like this version better, using a recently-turned-off 
sodium lamp to provide a sample of sodium vapor:
  http://sciencedemonstrations.fas.harvard.edu/icb/icb.do?keyword=k16940&panel=icb.pagecontent269371%3Ar%241%3Fname%3Dindepth.html%2Cicb.pagecontent269362%3Ar%241%3Fname%3Dcomplete.html&pageid=icb.page102827&pageContentId=icb.pagecontent269366&view=view.do&viewParam_name=indepth.html#a_icb_pagecontent269366



These and lots more like them are easy to find by
googling.