Silicon adapts in the predominant α modification the cubic diamond structure that significantly limits solar cells efficiency. A surprisingly simple way allows for rebuilding new three-dimensional structures of tetrel elements.
For article see:
L.-A. Jantke, A. J. Karttunen, T. F. Fässler
Slicing Diamond for More sp3 Group 14 Allotropes Ranging from Direct Bandgaps to Poor Metals
For cover Profile see: DOI: 10.1002/cphc.201700799