Keywords: EPR lines.png graph Personal creation; no rights claimed EPR_lines jpg 2011-02-03 00 12 UTC EPR_lines jpg Astrochemist wikipedia en derivative work Mikhail Ryazanov <span class signature-talk >talk</span> JPEH -> PNG EPR_lines jpg PD-user-w Original upload log This image is a derivative work of the following images File EPR_lines jpg licensed with PD-user-w 2007-12-05T11 35 25Z Guérin Nicolas 2381x1905 267788 Bytes <nowiki> Personal creation; no rights claimed Transfered from http //en wikipedia org en wikipedia 2007-05-25 first version ; 2007-05-25 last version Original uploader was </nowiki> Uploaded with derivativeFX Electron paramagnetic resonance |