高频高场下EPR谱仪的研究进展

孔令文,匡光力,吴向阳

Research Progress of EPR Spectrometer Under High Frequency and High Field

KONG Lingwen,KUANG Guangli,WU Xiangyang

表1 欧美国家强磁场EPR装置分布

Table 1 Distribution of high magnetic field EPR devices in Europe and America

Laboratory EPR spectrometer B/T v/GHz T/K The National High Magnetic Field Laboratory (NHMFL, US) Heterodyne quasi-optical spectrometer 12.5 120~336 1.5~400 Transmission spectrometer 15/17 24~660 3~309 W-band HiPER spectrometer 9 94 4~300 Broadband BWO spectrometer 25 70~1 200 Depends on the cryostat used Broadband MVNA spectrometer 45 8~1 000 0.5~400 XW-band Bruker pulsed spectrometer 6 9~94 4~300 The Dresden High Magnetic Field Laboratory (HLD, Germany) Transmission-probe multi-frequency spectrometer 70 0.1~9 000 1.5~300 The Grenoble and Toulouses National High Magnetic Field Laboratory (LNCMI, France) Multifrequency EPR spectrometer operating 16 95~770 2.1~300 The Nijmegen High Field Magnet Laboratory (HFML, Netherlands) Free-electron lasers multifrequency EPR spectrometer 33 0.25~120 000 4~300