NMR and EPR spectrum registration and research
- Unit: Faculty of Physics
- Keywords: NMR, nuclear magnetic resonance, spectrometry, CP/MAS experiments, EPR, electron paramagnetic resonance
Application. Studies of organic molecular structure. Study of metastable defects in crystals. Identification of technological point defects and investigation of evolutionary heat treatments. Studies of Spin-labeled compounds, important in biomedical physics. Monitoring of free radicals and radioactive contamination.
NMR spectrometry of solids and liquids:
CP/MAS experiments:
Readjustment range - from 15N to 31P and 1H, a frequency of 15 kHz can be reached;
Temperature adjustment range from 鈥�140掳C to +150 掳C;
Broad band NMR registration:
Readjustment range - from 109Ag to 31P, temperature adjustment range from 鈥�150 掳C to +400 掳C;
NMR registration of very low temperatures:
Readjustment range - from 109Ag to 31P, temperature adjustment range from room temperature to 8 K;
Research of high resolution NMR spectra of liquid samples.
Adjustable temperature range: from 鈥�150掳C to +150掳C.
EPR studies:
Temperature control ranges:
100 K - 500 K, using liquid nitrogen and 3,8K - 300K, using liquid helium.
Programmable goniometer of 1/8 degree resolution.
Kontaktai:
Dr. Ar奴nas Mar拧alka
tel. +370 698 47419
Tomas 膶eponis
tel. +370 605 64057