| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| dhaffnersr | "Well I don't have a degree in chemistry, but I have training in it both in the Navy and a robotic's company I use to work for. My raman setup isn't..." | Read more » | over 8 years ago | |||
| pdhixenbaugh | "Cool! What's your background in Chemistry? I am a recent grad, and spent a lot of time in undergrad labs doing Raman spectroscopy, so I'm curious t..." | Read more » | over 8 years ago | |||
| eustatic | "neat. a new role for green lasers? " | Read more » | over 8 years ago | |||
| emontoya57 | "Hi Warren, SERDS means Shifted Excitation Raman Difference Spectroscopy. A good open access article on the subject is available at: http://downloa..." | Read more » | over 8 years ago | |||
| emontoya57 | "Yes Warren, and the cheap ones (OD 4) have a FWHM of aobut 3 nm, centered at the laser line. Fluorescence is always unwanted and Raman signals are ..." | Read more » | over 8 years ago | |||
| warren | "Thanks! the cleaning filters, then, are very narrow-pass filters to ensure the green input laser is only the 532nm light? And is Raman mostly/alwa..." | Read more » | over 8 years ago | |||
| emontoya57 | "Hi Warren, I am really trying to make the device sa cheap as possible. I my first trials Ia used a REBEL T3 with its default lens (about US$ 400 in..." | Read more » | over 8 years ago | |||
| warren | "Wow, very exciting. I see the build cost was $3000, but much of that is the nice camera and lens; the long-pass Raman edge filter, though, costs $4..." | Read more » | over 8 years ago | |||
| flatCat | "@peter2975 I would not recommend using PLA filament... You can refer to the '3D Printed Part Guidlines' on the hackaday page at https://hackaday.i..." | Read more » | almost 9 years ago | |||
| peter2975 | "Hi I am using pursa i3 printer with cura software.After printing the parts i am not getting good finish as your. I am using PLA filament can you..." | Read more » | almost 9 years ago | |||
| flatCat | "@peter2975 - I would imagine sheet metal would be exceedingly difficult to work in these dimensions and retain the accuracy required.. Having said ..." | Read more » | about 9 years ago | |||
| peter2975 | "Hi Can 3D printable component can be made from sheet metal . Please let me know Peter " | Read more » | about 9 years ago | |||
| flatCat | "@HoshiChemist Hi, thanks..! If you're building according to the current design without any mods, it'll probably cost you around that.. Depending ..." | Read more » | over 9 years ago | |||
| HoshiChemist | "This is awesome. Could anyone give me an estimate of the cost of this assuming that I have a commercial 3D printer? I see an earlier post states ~$..." | Read more » | over 9 years ago | |||
| flatCat | "Hi Peter... The 'retired' directory contains the older version that I started with.. The 3d printable folder is the current version that you see ..." | Read more » | over 9 years ago | |||
| peter2975 | "Hi, Can you please let me know in Github which file has to used for 3d printing as their are two folder one is 3d printable and another is 3d print..." | Read more » | over 9 years ago | |||
| peter2975 | "Hi, Can you please let me know in Github which file has to used for 3d printing, Thanks Peter " | Read more » | over 9 years ago | |||
| flatCat | "No need to be sorry! I hope I helped... Also, if you are building the ramanPi using the schematics/boards I designed....don't forget to swap the ..." | Read more » | over 9 years ago | |||
| peter2975 | "Hi Sorry about the wrong connection anyway thanks for the information and regarding the Raspberry Pi as per your BOM it is Raspberry Pi Model B+ 5..." | Read more » | over 9 years ago | |||
| flatCat | "Hi Peter... Perhaps try emailing me directly... Your diagram above depicts the Nucleo's USB plugged into the HDMI of the raspberryPi B+... I'll go..." | Read more » | over 9 years ago | |||
| peter2975 | "Hi I hope the the below photo is how the nucleo boards is connected to the raspberry pi through usb " | Read more » | over 9 years ago | |||
| flatCat | "Hi Peter... The main block diagram, shows it.. and some of the project logs indicate it.. and I suppose I could have indicated it better... but th..." | Read more » | over 9 years ago | |||
| peter2975 | "Hi I could not find the information or documentation on the Interconnections between the Main raspberryPi board and with three Nucleo Board. Can y..." | Read more » | over 9 years ago | |||
| flatCat | "Hi Peter... All of the information and documentation is located on the Hackaday.io website... http://hackaday.io/project/1279 You can also find ..." | Read more » | over 9 years ago |