Search for dissertations about: "total reflection X-ray fluorescence TXRF"

Found 2 swedish dissertations containing the words total reflection X-ray fluorescence TXRF.

2. 1. Design of a Total-Reflection X-Ray Fluorescence Spectrometer and Application to Periphyton Communities

   Author : Patrik Pettersson; Chalmers tekniska högskola; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TXRF; microalgae; periphyton; total-reflection X-ray fluorescence spectrometry; sample preparation; environmental trace element analysis; nitric acid-hydrogen peroxide digestion; phytoplankton;

   Abstract : The work presented in this thesis deals with the use of total-reflection X-ray fluorescence (TXRF) spectrometry for trace element analysis of periphyton. A TXRF spectrometer was designed and its performance was evaluated with a plankton reference material. For 12 .my. READ MORE

4. 2. Trace elements in fine particles and aqueous biota - A field study in Vietnam

   Author : Annemarie Wagner; Göteborgs universitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Energy dispersive X-ray fluorescence EDXRF ; total reflection X-ray fluorescence TXRF ; graphite-furnace atomic absorption spectroscopy GF-AAS ; trace elements; Vietnam; fine particles PM2.5 ; biolocical indicators; freshwater fish C. fucus ; freshwater mussel C. bialate and P. swinhoei ; Vietnam;

   Abstract : .... READ MORE