Search for dissertations about: "vermiculite"

Found 3 swedish dissertations containing the word vermiculite.

2. 1. Dissolution Kinetics and Alteration Products of Micas and Epidote in Acidic Solutions at Room Temperature

   Author : Birgitta Estmark Kalinowski; Per Aagaard; Stockholms universitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Earth sciences; Geovetenskap; Mineralogy; Petrology and Geochemistry; mineralogi; petrologi och geokemi;

   Abstract : The reaction kinetics of the weathering of several phyllosilicates and one sorosilicate were stud ied experimentally. The alteration products were characterised by various methods in clud ing XRD, HRTEM, SEM, FTIR, NMR and Mössbauer spectroscopy. READ MORE

4. 2. Accelerate ageing of refuse-derived-fuel (RDF) fly ashes

   Author : Evelina Brännvall; Britt-Marie Steenari; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Waste Science and Technology; Avfallsteknik;

   Abstract : Ashes have properties that can be exploited in various applications, e.g. some ashes can be used in the construction of barriers in a landfill final top cover. READ MORE

5. 3. Jasmonates in root nodule development

   Author : Anna Maria Zdyb; Katharina Pawlowski; Sofie Goormachtig; Stockholms universitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Lotus japonicus; jasmonic acid; actinorhizal; rhizobia; Frankia; root nodule; lipoxygenase; allene oxide cyclase; allene oxide synthase; Casuarina; Datisca; Medicago; Plant physiology; Växtfysiologi; växtfysiologi; Plant Physiology;

   Abstract : Jasmonic acid (JA), its derivatives and its precursor form a group of phytohormones, the jasmonates, representing signal molecules involved in plant stress responses, in the defense against pathogens as well as in development. Elevated levels of JA have been shown to play a role in arbuscular mycorrhiza and in the induction of nitrogen-fixing root nodules. READ MORE