The optimised parameters for ESR determinations were: centre field 3342.6 G, sweep width 75.6 G, sweep time 120 s, modulation amplitude 6000 mG and microwave power 1 mW.
The optimisedparameters for ESR determinations were: centre field 3342.6 G,sweep width 75.6 G, sweep time 120 s, modulation amplitude6000 mG and microwave power 1 mW.