Rather, he built a very clever gas mixer for filling his homemade CO2 laser tubes, which only looks like a welding machine. (Video, embedded below.) We’ve been following [Lucas] on his journey ...

One example is a Lewis-acidic RTIL containing a pendant borane (i.e., 9-borobicyclononane (9-BBN)) group that can dative bond with Lewis-basic TICs, such as ammonia gas, volatile amines, and phosphine ...