Microporous metal imidazolates : synthesis and characterization of nano and microcrystals as well as membranes and investigation of the mechanisms of crystallization Metal organic frameworks MOFs zeolitic imidazolate frameworks ZIFs nanomaterials modulated synthesis nucleation crystal growth in situ scattering methods. Metall organische Gerüststrukturen zeolitische Imidazolat Gerüststrukturen Nanomaterialien modulierte Synthese Keimbildung Kristallwachstum in situ Streumethoden