Example image of eyePlorer eyePlorer map for 'International Union of Crystallography': International Council for Science Acta Crystallographica Crystallographic Information File List of chemistry societies Kathleen Lonsdale Philip Coppens (crystallographer) John M. Cowley American Institute of Physics ChemSpider Gautam Radhakrishna Desiraju Crystallographic database Hybrid open access journal Quasicrystal G. N. Ramachandran Paul Peter Ewald