EPR Instrumentation
Commercial Systems:
- Bruker Biospin Elexys E580 Fourier Transform EPR System with pulsed ELDOR capability, saturation recovery (SR), pulsed ENDOR, DEER, and low-temperature accessories (X-band: 1 kW TWT amplifier, Q-band: 10 W solid-state amplifier).
- Bruker Biospin Elexys E500 Continuous Wave EPR Spectrometer X-band system with variable temperature accessory.
- Varian E-9 Century Series Continuous Wave X-band EPR spectrometer with liquid nitrogen variable temperature accessory.
![](http://smirnovgroup.wordpress.ncsu.edu/files/2018/03/3_Bruker-Puls-300x225.jpg)
Bruker Biospin Elexys E580 Fourier Transform EPR System
![](http://smirnovgroup.wordpress.ncsu.edu/files/2018/03/1_Bruker-CW-300x225.jpg)
Bruker Biospin Elexys E500 Continuous Wave EPR Spectrometer X-band system
![](http://smirnovgroup.wordpress.ncsu.edu/files/2018/04/Varian-300x400.jpg)
Varian E-9 Century Series Continuous Wave X-band EPR spectrometer
![](http://smirnovgroup.wordpress.ncsu.edu/files/2018/03/4_HF-EPR-probe-e1520555399804-225x300.jpg)
High Field EPR Probe
![](http://smirnovgroup.wordpress.ncsu.edu/files/2018/03/2_Bruker-Puls-probe-e1520562428558-225x300.jpg)
Pulsed EPR Probe
Experimental Systems:
- 12 T cryogen-free wide bore superconductive magnet with +/500 G sweep coil and 10 ppm homogeneity in 1 cm sphere (Cryogenic Ltd, UK).
- 9 T cryogen-free wide bore superconductive magnet with +/500 G sweep coil and 10 ppm homogeneity in 1 cm sphere (Cryogenic Ltd, UK).
- CW W-band (3 mm wave length, 95 GHz) home-build EPR bridge with liquid Helium accessory (CryoIndustries of America, NH)
- CW/pulsed D-band (2 mm wave length, 130 GHz) heterodyne high power (130 mW from two channels) three-channel microwave bridge (HF EPR Instruments, Brooklyn, NY).
- Cryogen-free dilution refrigerator capable of base temperatures down to 12-20 mK (demonstrated) in a 9 T magnetic field (Leiden Cryogenic, Netherlands).