A low-noise X-band microwave source with digital automatic frequency control for electron paramagnetic resonance spectroscopy
Yu He(贺羽), Runqi Kang(康润琪), Zhifu Shi(石致富), and Xing Rong(荣星)
Chin. Phys. B . 2023, (8): 87601 -087601 .  DOI: 10.1088/1674-1056/accf7e