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Advanced chemometric methods: Applicability on industrial data
(Lappeenranta University of Technology, 2009-11-06)
Recent years have produced great advances in the instrumentation technology. The amount of available data has been increasing due to the simplicity, speed and accuracy of current spectroscopic instruments. Most of these ...
Fuzzy subgroups, algebraic and topological points of view and complex analysis
(Lappeenranta University of Technology, 2009-05-07)
Fuzzy subsets and fuzzy subgroups are basic concepts in fuzzy mathematics. We shall concentrate on fuzzy subgroups dealing with some of their algebraic, topological and complex analytical properties. Explorations are ...
Factors affecting the usability of aspen (Populus tremula) wood dried at different temperature levels
(Lappeenranta University of Technology, 2009-11-06)
In this dissertation the main aim was to study the usability of aspen wood in the mechanical wood processes, especially the factors that affect the usability of aspen wood, which is dried at different temperature levels. ...
Wet oxidation of recalcitrant lignin waters: Experimental and kinetic studies
(Lappeenranta University of Technology, 2009-12-21)
The dissertation is based on four articles dealing with recalcitrant lignin water purification. Lignin, a complicated substance and recalcitrant to most treatment technologies, inhibits seriously pulp and paper industry ...
Customer reference marketing in a business to business context
(Lappeenranta University of Technology, 2009-11-27)
This study focuses on the phenomenon of customer reference marketing in a business tobusiness (B to B) context. Although customer references are generally considered an important marketing and sales tool, the academic ...
Sampling in chemical analysis
(Lappeenranta University of Technology, 2009-12-12)
The uncertainty of any analytical determination depends on analysis and sampling. Uncertainty arising from sampling is usually not controlled and methods for its evaluation are still little known. Pierre Gy’s sampling ...