The Head‐Disk Interface Roadmap to an Areal Density of 4 Tbit/in2

B Marchon, T Pitchford, YT Hsia… - Advances in …, 2013 - Wiley Online Library
This paper reviews the state of the head‐disk interface (HDI) technology, and more
particularly the head‐medium spacing (HMS), for today's and future hard‐disk drives …

Slider dynamics in the lubricant-contact regime

SV Canchi, DB Bogy - IEEE Transactions on Magnetics, 2010 - ieeexplore.ieee.org
Thermal fly-height control sliders that are capable of subnanometer level actuation are used
to investigate the vertical, down-track, and off-track slider dynamics in slider-disk lubricant …

Lube-surfing recording and its feasibility exploration

B Liu, MS Zhang, SK Yu, W Hua, YS Ma… - IEEE transactions on …, 2009 - ieeexplore.ieee.org
Reducing the spacing between the magnetic head and the magnetic disk media is of crucial
importance in enabling further increased recording density of the magnetic disk drives. The …

Dynamic head-disk interface instabilities with friction for light contact (surfing) recording

AI Vakis, SC Lee, AA Polycarpou - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
Recent advances in hard-disk drive technology involve the use of a thermal fly-height control
(TFC) pole tip protrusion to bring the read/write recording elements of the slider closer to the …

Thermal fly-height control slider instability and dynamics at touchdown: explanations using nonlinear systems theory

SV Canchi, DB Bogy - 2011 - asmedigitalcollection.asme.org
Thermal fly-height control sliders are widely used in current hard disk drives to control and
maintain subnanometer level clearance between the read-write head and the disk. The …

Dynamic stability analysis for surfing head-disk interface

SK Yu, B Liu, WD Zhou, W Hua… - IEEE transactions on …, 2009 - ieeexplore.ieee.org
Reducing the head-media spacing is of crucial importance in enabling future high density
magnetic recording. Fly and lubricant contact interface, or surfing recording, is one of the …

Head-disk interface nanotribology for Tbit/inch2 recording densities: near-contact and contact recording

AI Vakis, AA Polycarpou - Journal of Physics D: Applied Physics, 2010 - iopscience.iop.org
In the effort to achieve Tbit/inch 2 recording densities, thermal fly-height control (TFC)
nanotechnology was developed to effectively reduce the clearance (which is of the order of …

Experimental study of the slider-lube/disk contact state and its effect on head-disk interface stability

N Li, Y Meng, DB Bogy - IEEE transactions on magnetics, 2012 - ieeexplore.ieee.org
As head-disk clearance has been reduced to nearly 1 nm, and a partial lube-contact head-
disk interface (HDI) may even be necessary to meet future magnetic spacing needs, precise …

Replenishment speed of depleted scar in submonolayer lubricant

K Ono - Tribology Letters, 2013 - Springer
The evaluation of submonolayer lubricant mobility is becoming important in the field of
nanotribology, in particular, in hard disk drives for realizing the near-contact or surfing …

Design theory and vibration characteristics of a contact head slider

K Ono - Microsystem technologies, 2013 - Springer
In this study, the design theory of a previously proposed contact head slider was extended
by considering a thermally protruding head slider and the intermolecular adhesive force …