Olav M. Kvalheim

INVESTIGATION OF THE ALLOMERIZATION REACTION OF CHLOROPHYLL a: USE OF DIODE ARRAY HPLC, MASS SPECTROMETRY AND CHEMOMETRIC FACTOR ANALYSIS FOR THE DETECTION OF EARLY PRODUCTS

R. Brereton, Yizeng Liang, O. Kvalheim, 1994 .

Feasibility study of NIR for surveillance of a pharmaceutical process, including a study of different preprocessing techniques

Laila Stordrange, Fred O. Libnau, Olav M. Kvalheim, 2002 .