Zobrazeno 1 - 10
of 64
pro vyhledávání: '"J. Sztatisz"'
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 94:461-467
Microencapsulation of Lippia sidoides essential oil was carried out by spray drying. Blends of maltodextrin and gum arabic were used as carrier. Spray dried microparticles were characterized using conventional (thermogravimetry, evolved gas analysis)
Publikováno v:
Journal of Pharmaceutical Sciences. 97:3222-3232
Bicalutamide, an active pharmaceutical ingredient possessing antiandrogenic activity, is known to exhibit polymorphism. The higher melting Form I relates monotropically to the lower melting Form II. The amorphous form can be easily produced by quench
Publikováno v:
Thermochimica Acta. 430:35-41
The effects of high static pressure on the polymorphic modifications A and B of famotidine were examined by differential scanning calorimetry, infrared and Raman spectroscopy, and X-ray powder diffractometry. The obtained effects appeared to differ s
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 80:419-424
Thermoanalytical techniques (TG, DSC) are frequently used in the investigation of the thermal properties of cyclodextrins and their inclusion complexes. However, the above techniques do not provide information on the chemical composition of the evolv
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 78:427-440
Four amino acids and four different hair samples were studied in order to get information about the decomposition of human hair, using combined (TG-MS) and DSC techniques. The thermal stability of the investigated amino acid samples was different. Si
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 64:1059-1065
Sintering processes in the Y2O3–Al2O3–B2 O3 system and its subsystems (Y2O3–B2O3 and Al2 O3–B2O3) have been investigated by using combined DTA and XRD measurements to get a better understanding of solid state chemical changes resulting in the
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 62:647-655
The resolution of three chiral alcohols with O,O'-dibenzoyl-(2R,3R)-tartaric acid (DBTA) via diastereoisomeric supramolecular compound formation was investigated with thermoanalytical methods. On the basis of TG measurements the DBTA:chiral alcohol m
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 60:409-415
The optical resolution of racemic mandelic acid (I) by S-2-benzylamino-butanol (II) was performed in water, ethyl acetate, and water saturated ethyl acetate. It was found that the efficiency of the resolution is three times higher in water saturated
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 56:939-946
Pressurised differential scanning calorimeter (PDSC) has been used to obtain information on the pyrolysis and combustion characteristics of oil shales. Two distinct exothermic peaks were identified in combustion experiments known as low temperature o
Publikováno v:
Scopus-Elsevier
The inclusion complexes of both optically active and racemic mandelic acids with α-, (β- and γ-cyclodextrins were prepared by using a liophylisation technique. The compounds formed were investigated by thermoanalytical methods (TG, DSC and EGD) wh