Characterization techniques 1 Electron spin resonance spectroscopy 1 Electron-spin resonance 1 Electrospinning 1 High magnetic fields 1 High spatial resolution 1 High-energy resolution 1 Magnetic characterization 1 Magnetic fields 1 Magnetic moments 1 Magnetic storage 1 Quanta computers 1 Quantum memory 1 Quantum spin 1 Scanning tunneling microscopy 1 Spin dynamics 1 Storage densities Temperature 1 article 1 electron spin resonance 1 magnetic field 1 microwave radiation 1 noise 1 scanning tunneling microscopy 1