Research Article

Improving the Friction Durability of Magnetic Head-Disk Interfaces by Thin Lubricant Films

Figure 17

Relationship between reciprocating cycle and load at the boundary lines of friction coefficient of various lubricant-coated disks. (a) Boundary line ① main and free, (b) boundary line ② transition, and (c) boundary line ③ fixed-DLC layer.
(a) Fluid lubrication
(b) Mixed lubrication
(c) Boundary lubrication