Quantum oscillation measurements in high magnetic field and ultra-low temperature

Wang Pu^{1, 2}, Li Gang^{1, 2}, Luo Jian-Lin^{1, 2, †}

(color online) (a) Magnetic torque of SmB₆ measured in a superconducting magnet at dilution refrigerator temperature. (b) Corresponding fast Fourier transform (FFT) spectra. Oscillation amplitude is only slightly temperature dependent in the measured temperature range.