SEARCH Articles Figures Tables Double resonance Double-resonance technique ECHO technique Echo envelope Echo envelope modulation Echo modulation Electron resonance technique Electron spin echo Electron spin echo envelope modulation resonance Electron spin echo modulation Electron spin-echo envelope modulation Electron spin-echo resonance Electron spin-echo technique Electron techniques Electronic (Resonance) Techniques Envelope modulation Modulated Spin-Echo Modulated echoes Modulated techniques Modulation Spin-Echo) Modulation double Spin echo envelope modulation Spin echo technique