Post on 07-Feb-2018
Focus: Supramolecular chemistry • Host-guest physical chemistry • Crystal engineering of MOFs • Crystal polymorphism • Co-crystal formation and
enantiomeric resolution • Crystal engineering of large
supramolecular assemblies
Focus: Supramolecular chemistry • Design of novel materials with unusual
magnetic, optical or sorption properties • Explaining dynamic solid-state processes and
origin of intermolecular interactions
Focus: • Metal clusters and 1D coordination
polymers • Synthesis and study of charge transfer
complexes and solid-state reactions • Supramolecular synthesis of drug-
drug co-crystals, and mechanisms of co-crystallization
• Physical crystallography and functional materials
Focus: • Coordination chemistry of the
Lanthanides and Actinides • Bioinorganic catalysis – structure,
property and activity • Synthesis and catalysis of transition
metal complexes and metal nanoparticles for anti-cancer agents
• Physical crystallography of functionally engineered materials
Focus: • Crystal engineering of
multi-functional materials • Structural studies and
molecular interactions in complexes of biphenyls
• Fischer-carbene complexes
Reaction mechanisms of coordination complexes with application in medical, catalytic and separation technology
X-Ray Crystallography
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Inorganic Chemistry • Luminescent
complexes •Metallointercalators •ROP catalysts •Bioinorganic cpds.
Organic Chemistry •Natural products -
medicinal plants •Reaction products •HIV protease
inhibitors
Materials •PXRD – catalysts,
carbon nanotubes •Mesoporous &
microporous oxides • SC-XRD: dyes for
solar cells •Organometallics
Macromolecular •Rigaku
CrystalMation crystallization robot
•Bruker Apex II Duo with IuS Cu and Mo sources (quasar mirror optics)
X-Ray Crystallography – Examples
Metallodrug Structures Macromolecular Structures
Green: PDB-193L Blue: our structure
Lysozyme test crystal 1.95 Å resol. R-factor: 0.19
Supramolecular Structures
Focus: • Selectivity of inclusion
compounds • Organic salts and
cocrystals • Chiral discrimination,
cocrystals
Powder Workshop, 27-31 January University of the Witwatersrand, Johannesburg Contact: Dave Billing, University of the Witwatersrand; http://www.regonline.com/sapdfc The 21st General Meeting of the International Mineralogical Association, 31 Aug to 5 Sept Sandton Convention Centre, Johannesburg Conference Secretariat: info@ima2014.co.za; http://www.ima2014.co.za/ Mathematical Crystallography Workshop, 25 - 29 August Bloemfontein Contacts: Massimo Nespolo (Nancy, France & IUCr) and André Roodt (UFS); http://www.crystallography.fr/mathcryst/SouthAfrica2014.php [Satellite meeting to IMA2014] (i) Pan African and South African Crystallography Conference and Workshop (IYCr2014Africa) [12-15 October] and (ii) Summit [15-17 October] Bloemfontein Contact: André Roodt (UFS); http://www.ufs.ac.za/IYCr2014Africa
IYCr activities in South Africa