Journal: ISI Web of KnowledgeNature PublicationsACS Publications RSC PublishingScienceDirect Wiley InterScience SpringerLinkAIP Journals Database: XPS, UPS & AES – lasurface.comMaterial Safety Data Sheet – MSDSMineralogy DatabaseWeb Elements Periodic TableKlotho: Biochemical Compounds Declarative DatabaseChemExper – Catalog of Chemicals Suppliers, Physical Characteristics and Search Engine NIST Chemistry WebBookFundamental Physical ConstantsBilbao crystallographic serverImpact Fact Search Spectral Database for Organic Compounds SDBS (MS, 1H NMR, 13C NMR, FT-IR, Raman, ESR)Web Electron Microscopy Applications Software (Crystal projections & diffraction pattern simulation)