List of Abbreviations

DTA- Differential Thermal AnalysisESR- Electron Spin Resonance
FTIR- Fourier-Transform InfraRed spectroscopy
KMU- Kiev Medical University
KNU- T. Shevchenko Kiev National University
KSU- Karakalpak State University
MAS- Magic Angle Spining
NMR- Nuclear Magnetic Resonans
NFC - “Naftokhim”-Ukrainian Science and Development Institute for Problems of Catalysis.
pH = -Lg[H] negative logariphm from hydrogen concentration
X-Fl- X-ray fluorescent spectroscopy
XPS- X-ray photoelectron spectrometry