Overall Energy Resolution (eV):
                             
                        Calibration:
                            Au4f7 = 84.00
 
                        Charge Reference:
                            Conductor
 
                        Energy Scale Evaluation:
                            Reliable (reported energy within 300 eV of a reference energy)
 
                        Comment:
                            The sample was cleaned by heating up to 700 K and Ar+ ion bombardment.