| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| liz | "How's this project going? Would love to hear an update! " | Read more » | over 9 years ago | |||
| amysoyka | "http://home.hiroshima-u.ac.jp/er/EV_EI_A(2)_07.html ...If you scroll down in the page linked above, it tells you the different refractive indexes ..." | Read more » | about 10 years ago | |||
| warren | "Ooh, great idea mathew! " | Read more » | about 10 years ago | |||
| mathew | "I'm wondering if two off-the-shelf Shinyei sensors could be coupled together with an electromagnet to make this work: http://publiclab.org/notes/do..." | Read more » | about 10 years ago | |||
| el_tonio | "My initial thought was an electromagnet might be best. Reading the journal though, they use two small neodymium magnets. The major issue with rough..." | Read more » | about 10 years ago | |||
| amysoyka | "@el_tonio Your image has me thinking it might be worth using a piece of metal piping & turning it into an electromagnet. Also, found this art..." | Read more » | about 10 years ago | |||
| el_tonio | "Further questions that need exploring: Following some literature * What does the data look like * What is a positive result? * What is a negative ..." | Read more » | about 10 years ago |