Interface stability study towards ultra-high density magnetic recording

Abstract

Experimental results of surface interaction forces study 4.0 Introduction 4.1 Harmonic vibration methodology and sample preparation 4.1.1 Basic of Harmonic Vibration methodology 4.1.2 Sample preparation 4.1.3. Using harmonic vibration method for contact potential measurement 4.1.4 Primary characteristics of 2nd harmonic vibration on V 2 ac 4.2 Characteristics studies of contact potential at the slider-disk interface 4.2.1 Influence of different rotational speed on contact potential 4.2.2 Influence of different lubricant thickness on contact potential 4.2.3 Influence of slider's flying duration on contact potential 4.2.4 Influence of slider-disk contact on contact potential 4.2.4 Influence of different lubricants with different functional end group 4.2 Characteristics studies of 2nd Harmonic Vibration at sliderdisk interface 4.2.1 Influences of air bearing stiffness on 2nd harmonic vibration. 4.2.2 Influence of lube-induced meniscus on 2nd harmonic vibration amplitude 4.2.3 Influences of electro-spacing on 2nd harmonic vibration 4.3 Relative ranking of surface interaction forces 4.3.1 Test to determine near asperities contact level slider-disk spacing 4.3.2 Experimental method to determine relative ranking of surface interaction forces 4.3.3 Analysis of the experimental study 4.4 Summary CHAPTER 5..