Instruments

Bruker ELEXSYS E500 EPR Spectrometer

Features

SuperX High Power Microwave Bridge, X-Band CW-EPR, Low Noise Preamplifier(30 Hz to 6.5 MHz), Up to 80 MHz tuning range, Automated Tuning and Matching, High Linearity Modulation Amplifier Module(500 Hz to 120 kHz)

Resonators

Standard resonator   : Provides weak-pitch sigal-to-noise ration of 400:1

Super Hi-Q resonator: Provides weak-pitch signal-to-noise ration of 3000:1

Dual-mode resonator: ER 4116DM, TE₁₀₂ with B₁ perpendicular and TE₀₁₂ with B₁ parallel to B₀

Double Chambers resonator: ER 4105DR, Double rectangular cavity operating in the TE₁₀₄ mode

Variable Temperature Apparatus

Liquid Nitrogen Cryostat: ER 4141VTC, reaches low temperature(~100K) and above room temperature(~370K)

Liquid Helium Cryostat: ESR900 Continuous flow Cryostat, reaches low temperature(~3.2K)