20 likes | 162 Views
NMR Spectrometer Summary: 5.1 Magnet - static field B-field, B z k ; degeneracy in spin states Larmor precession 5.2 Transmit - oscillating time-dependent field, B 1 (t) i induce changes in spin states, absorption and stimulated emission observed 5.3 Duplexer
E N D
NMR Spectrometer Summary: 5.1 Magnet - static field B-field, Bzk; degeneracy in spin states Larmor precession 5.2 Transmit - oscillating time-dependent field, B1(t) i induce changes in spin states, absorption and stimulated emission observed 5.3 Duplexer switching between transmit and receive signals 5.4 Probe probe parallel to y-axis NMR signal detected proportional to My 5.5 Receive section: amplifies NMR signal converts signal to digital form
Magnetic Resonance: Lecture 7: 5.5 Receive section 6) Fourier Transform (FT) NMR 6.1 The FID and the NMR Spectrum 6.2 Multi-line spectra 6.3 Other applications of FT in NMR 7) Nuclear Spin Hamiltonian Dynamics of spins