The group-14 elements silicon, germanium, tin and lead form anionic homometallic clusters that have been studied since the nineteenth century. They also form clusters with transition metals, in a ...
Technical drawing students and teachers were generally happy with the papers, but one question at higher level raised more than a few hackles. Pat O'Dwyer from Kenmare Vocational School, Co Kerry, ...
Performance PC memory specialist G.Skill is trying its hand within another hardware niche (back in 2016 it introduced some mechanical gaming keyboards). This time around, G.Skill designers and ...
1. Icosahedron. A mark reads: Standard Size. (/) Model No 60. (/_ Redrawn Jan 14, 1918 2. Icosahedron. A mark reads: Drawn Jan 14, 1918 (/) Standard Size. 3 ...
Carbon and silicon pentagonal low-dimensional structures attract a great interest as they may lead to new exotic phenomena such as topologically protected phases or increased spin–orbit effects.
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