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Screw symmetry in columnar crystals |
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| Authors: | A Mughal |
| Institution: | 1. Institute of Mathematics and Physics, Aberystwyth University, Penglais, Aberystwyth, Ceredigion, Wales, SY23 3BZ, UK.aqm@aber.ac.uk |
| Abstract: | |
| Keywords: | hard sphere packing screw symmetry phyllotaxis |