This is a compact fluorescent bulb showing the resolution of the live video spectrometer i'm work...
Public Lab is an open community which collaboratively develops accessible, open source, Do-It-Yourself technologies for investigating local environmental health and justice issues.
If you cannot use the ReCaptcha to verify you are not a bot, use this alternative verification.
By signing up, you agree to the Code of Conduct, which applies to all online and in-person spaces managed by the Public Lab community and non-profit.
As an open source community, we believe in open licensing of content so that other members of the community can leverage your work legally -- with attribution, of course. By joining the Public Lab site, you agree to release the content you post here under a Creative Commons Attribution Sharealike license, and the hardware designs you post under the CERN Open Hardware License 1.1 (full text). This has the added benefit that others must share their improvements in turn with you.
sign up to join the Public Lab community
Forgot your password? Reset it here
This is a compact fluorescent bulb showing the resolution of the live video spectrometer i'm working on.
Peak number Wavelength of peak (nm) Species producing peak Actual line location (nm)
1 405.4 mercury 404.656
2 436.6 mercury 435.833
3 487.7 terbium from Tb3+ ~485 to 490
4 542.4 terbium from Tb3+ ~543 to 544
5 546.5 mercury 546.074
6 577.7 likely terbium from Tb3+ or mercury 576.960 for Hg or ~578 for Tb
7 580.2 mercury or terbium from Tb3+ 579.066 for Hg or ~580 for Tb
8 584.0 possibly terbium from Tb3+ or europium in Eu+3:Y2O3 ~580
9 587.6 likely europium in Eu+3:Y2O3 ~587
10 593.4 likely europium in Eu+3:Y2O3 ~593
11 599.7 likely europium in Eu+3:Y2O3 ~598
12 611.6 europium in Eu+3:Y2O3 ~611
13 625.7 likely terbium from Tb3+ ~625
14 631.1 likely europium in Eu+3:Y2O3 ~630
15 650.8 likely europium in Eu+3:Y2O3 ~650
16 662.6 likely europium in Eu+3:Y2O3 ~661
17 687.7 likely europium in Eu+3:Y2O3 ~687-688
18 693.7 likely europium in Eu+3:Y2O3 ~693
19 707 and 709 likely europium in Eu+3:Y2O3 ~707 and ~709
20 712.3 likely europium in Eu+3:Y2O3 ~712
21 760.0 likely argon 758.9315 or 763.5106 (??)
22 811.0 likely argon 811.531
Is this a question? Click here to post it to the Questions page.
Reply to this comment...
Log in to comment
Jeff, what are the peaks we're seeing? And how are they calculated?
Login to comment.