straylight 2 research notes and 2 wiki edits | Joined about 6 years ago

Secondary Science Teacher







Classroom Flame Spectroscopy

by straylight over 6 years ago | 11 | 756 views | 2


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"thanks ygzstc, that makes sense. I think that the approximation that relative intensity measured from the scope can be used in place of the log rel..." | Read more » about 3 years ago
"Thanks for the question. My apologies that all of the graphs appear to have vanished (they have for me). Not sure why, maybe a hosting issue. Anyw..." | Read more » about 3 years ago
"thanks khufkens, interesting graph and really well presented. On a qualitative level, you can see this by shining the red laser through a DVD grat..." | Read more » about 4 years ago
"Good points and I understand how you feel, coming at his from a chemistry teachers viewpoint myself. I guess it depends on what experiments and dem..." | Read more » over 4 years ago
"In spectral workbench, when you are looking at a spectra, there is an option to export and save the data in a variety of formats, including xml and..." | Read more » over 4 years ago
"Thanks for the question ichinarayan, I exported the spectra in csv form into microsoft excel. From there I selected the wavelengths I wanted to st..." | Read more » over 4 years ago
"ah yes, good thinking. well done again on your work, a very well written research note as well. stu " | Read more » almost 5 years ago
"A rather nice exercise, well done. Quite surprising results I think, I would have predicted the extra sugar to have had minimal effect on the trans..." | Read more » almost 5 years ago
"great workshop, really well run and I loved reading about the glitches along the way :) Now you have a prototype working, the next step would be t..." | Read more » almost 5 years ago
"good work amy, I like the thinking. I've had the optic fibre tactic on the backburner now for a while, I have the fibre, just need to work on a le..." | Read more » almost 5 years ago
"Sreyanth, awesome work, I love the interface and well done on following the project through to completion. It adds a lot to the functionality of sp..." | Read more » over 5 years ago
"wow, good results jeff, as it happens, I'm about to do a similar test on some filters which we use for another experiment. It is rather important t..." | Read more » over 5 years ago
"wow, what a great sounding project Philipp. I like your thinking. Taking an average over 10 or more rows of the camera image is really good. The i..." | Read more » almost 6 years ago
"wow, great presentation Jeff. What a great catalog of achievements. " | Read more » almost 6 years ago
"nice work Dave, very impressive. Some excellent diagrams and graphs. I think that a lot of work that we might do with the spectroscope will be wor..." | Read more » about 6 years ago
"thanks summers, great info and duly noted ! stu " | Read more » about 6 years ago
"I've just stumbled upon this, so sorry for the delay in responding. cfastie has pretty much nailed some of the difficulties you experienced, that w..." | Read more » about 6 years ago
"thanks Brian, if you cut a big hole in the side of the bottle and pass the bunsen in through that. Then feed the gas hose in through a smaller hol..." | Read more » about 6 years ago
"Chris, this is so cool, really good info. I wonder if it applies to single malts ? " | Read more » about 6 years ago
"and how much does that thing cost Jeff ? " | Read more » about 6 years ago
"rather nice. I need to lift my game ! :) " | Read more » about 6 years ago
"Chris, you said: "At certain grating angles, it is not possible to see a sharp image of the spectrum when the grating is too close to the slit. Bu..." | Read more » about 6 years ago
"uhm, that is very good news. searching the database manually is painfully slow ! well done, thanks for modding the csv export. stu " | Read more » about 6 years ago
"well done cfastie, thanks for taking the time to conduct some measurements. I've been pondering over the pattern and the angles for some time now. ..." | Read more » over 6 years ago

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