2014年2月24日 · In the case of pyrite we have a relatively hard cation, with a small ionic radius and charge of +2, and a rather large anion, with a charge of -2. Therefore there will be a …

Charge density analysis of FeS 2 pyrite and marcasite offers a unique opportunity to relate local atomic properties, such as 2-center chemical bonding, atomic charges and d-orbital …

2015年12月23日 · If I absolutely had to pick one, I would say it is an ionic compound. $\ce{S2^2-}$ is a covalently bonded species; $\ce{FeS2}$ is an ionic crystalline solid. The fact that it …

FeS2 is Pyrite structured and crystallizes in the cubic Pa-3 space group. The structure is three-dimensional. Fe3+ is bonded to six equivalent S+1.50- atoms to form corner-sharing FeS6 …

2018年10月1日 · Pyrite iron disulfide (FeS 2) receives high attention because of its suitable band gap, exceptionally high optical absorption coefficient in the visible region and the advantages …

Pyrite | FeS2 | CID 14788 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, …

2014年4月1日 · Charge density analysis of FeS2 pyrite and marcasite offers a unique opportunity to relate local atomic properties, such as 2-center chemical bonding, atomic charges and d …

2021年1月21日 · In this study, we characterized the crystalline structure and magnetic properties of FeS 2 using X-ray diffraction (XRD), vibrating sample magnetometry, and Mössbauer …

FeS2 is Marcasite structured and crystallizes in the orthorhombic Pnnm space group. The structure is three-dimensional. Fe3+ is bonded to six equivalent S+1.50- atoms to form a …

FeS2 is trigonal omega-like structured and crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. Fe3+ is bonded to six equivalent S+1.50- atoms to form edge …