资讯
Iron is a metal in group VIII of the periodic table with atomic number 26, an atomic weight of 55.85, and a density of 7.86. It has a melting point of 1539 C.
In fact, the only thing needed to make them is iron and nitrogen, plus an understanding of crystal structure and some engineering ingenuity. To start things off, what even is a permanent magnet?
A crystallo-chemical enigma, it is one of the few rock-forming minerals with unknown crystal structure.
More than 4,000 naturally occurring minerals—inorganic solids that have a characteristic chemical composition and specific crystal structure ... tin, iron, marble, and granite.
The field of spintronics, which integrates the charge and spin properties of electrons to develop electronic devices with enhanced functionality and ...
5 个月
ZME Science on MSNWhy does nature keep making perfect cubical pyrite crystals?Pyrite, chemically known as iron sulfide (FeS₂), is one of Earth ... the spatial arrangement and symmetry of atoms within a ...
10 个月on MSN
The compound of iron and aluminum with the chemical formula Fe 3 Al has some very useful mechanical properties. A team from ...
The field of spintronics, which integrates the charge and spin properties of electrons to develop electronic devices with enhanced functionality and energy efficiency, has expanded into new ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果