Sökning: "Maria Wik"

Hittade 1 avhandling innehållade orden Maria Wik.

1. 1. Environmental records of carbonaceous fly-ash particles from fossil-fuel combustion

   Författare :Maria Wik; Lars Ericson; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Carbonaceous particles; soot; anthropogenic particles; oil and coal combustion; fossil fuel combustion; lake sediments; lake acidification; forest soils; historical monitoring;

   Sammanfattning : Fossil fuel combustion produces fly-ash particles that are released into the atmosphere and deposited in the environment. A particularly characteristic kind of fly-ash is spheroidal carbonaceous particles. They are composed of an amorphous carbon matrix in which other elements are dispersed. LÄS MER