| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| warren | "Thank you for the links and the explanations!!! " | Read more » | about 2 years ago | |||
| warren | "Hmm... I guess it seems like a tough setup for my skill set. What does the microwave version look like? " | Read more » | about 2 years ago | |||
| warren | "https://www.sciencedirect.com/science/article/abs/pii/0039914070800819 " | Read more » | about 2 years ago | |||
| warren | "Interesting. It's like a high power version of this? https://www.ebay.com/itm/324819370181 Does this take high voltage to run? " | Read more » | about 2 years ago | |||
| warren | "@Ag8n -- would you like one of our prototyping kits? We're almost ready to start shipping them out, and @asnow and @bronwen can get one over to you..." | Read more » | about 6 years ago | |||
| warren | "I was looking for some pre-cut smaller pieces of copper in standard sizes, in part to avoid the warping that cutting big sheets with shears can cau..." | Read more » | over 6 years ago | |||
| warren | "Great notes on choosing different copper pipes (apparently there's red copper and blue copper?) by @sara on this post: https://publiclab.org/notes..." | Read more » | over 6 years ago | |||
| warren | "Very interesting. What was the concentration of the copper solution? " | Read more » | almost 9 years ago | |||
| warren | "not large enough to detect most of the functional groups present What range would we need? I understood that the important fingerprint range is 16..." | Read more » | almost 9 years ago | |||
| warren | "Wow! metallic solutions tend to block infrared light Really, even under 1000nm? Could this help to detect heavy metal contamination in water, or ..." | Read more » | almost 9 years ago | |||
| warren | "@donblair - is there a way we could use multiple riffle "crickets" to look at where point sources of heavy metal pollution are? Or some other way w..." | Read more » | almost 10 years ago |