Author | Comment | Last activity | Moderation | ||
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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 » | almost 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 » | almost 10 years ago |