Device and method for rapidly screening ferromagnetic resonance line width of single-crystal harmonic oscillator for magnetic tuned filter

• Main Authors: SHUAI SHIRONG, LIU QINGYUAN, WEI ZHANTAO, LI JUN, XIAO LIKANG, LI YANG, LAN JIANGHE, ZHANG PINGCHUAN
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2023
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PERFORMING OPERATIONS; PHYSICS; POSTAL SORTING; SEPARATING SOLIDS FROM SOLIDS; SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTEDPIECE-MEAL, e.g. BY PICKING; TESTING; TRANSPORTING

The invention discloses a single crystal harmonic oscillator ferromagnetic resonance line width rapid screening device for a magnetic tuning filter, and belongs to the field of microwave component testing, and the testing device comprises a resonator (1), a harmonic oscillator (2), an adjustable DC power supply (3) and a vector network analyzer (4). Wherein the orientated harmonic oscillator (2) is arranged in the resonator (1), the resonator (1) is respectively connected with the vector network analyzer (4) and the adjustable direct current power supply (3) through data lines, and the invention also discloses a method for rapidly screening ferromagnetic resonance line widths of the single crystal harmonic oscillator for the magnetic tuned filter by adopting the device. According to the screening device, screening of one sample can be completed within 30 seconds, the testing accuracy is good, the requirement for batch product screening testing can be met, the adjusting and testing efficiency of the magnetic t