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Possible superhardness of CrB4.
Knappschneider A, Litterscheid C, Dzivenko D, Kurzman JA, Seshadri R, Wagner N, Beck J, Riedel R, Albert B. Knappschneider A, et al. Among authors: albert b. Inorg Chem. 2013 Jan 18;52(2):540-2. doi: 10.1021/ic3020404. Epub 2013 Jan 8. Inorg Chem. 2013. PMID: 23298445
Chromium tetraboride [orthorhombic, space group Pnnm (No. 58), a = 474.65(9) pm, b = 548.0(1) pm, c = 286.81(5) pm, and R value (all data) = 0.041], formerly described in space group Immm, was found not to be superhard, despite several theory-based prognoses. ...
Chromium tetraboride [orthorhombic, space group Pnnm (No. 58), a = 474.65(9) pm, b = 548.0(1) pm, c = 286.81(5) pm, and R value (all …
Crystal structure refinement and bonding patterns of CrB4: a boron-rich boride with a framework of tetrahedrally coordinated B atoms.
Knappschneider A, Litterscheid C, Kurzman J, Seshadri R, Albert B. Knappschneider A, et al. Among authors: albert b. Inorg Chem. 2011 Nov 7;50(21):10540-2. doi: 10.1021/ic2018083. Epub 2011 Oct 10. Inorg Chem. 2011. PMID: 21985336
Crystals of chromium tetraboride, a recently proposed candidate superhard material, have been grown for the first time to allow for a first structure refinement of the compound [orthorhombic, space group Immm (No. 71), a = 474.82(8) pm, b = 548.56(8) pm, and c = 287.17(4) pm, …
Crystals of chromium tetraboride, a recently proposed candidate superhard material, have been grown for the first time to allow for a first …