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On the Stabilizing Methods of Externally Pressurized Thrust Gas Bearings
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Two kinds of stabilizing methods for externally pressurized thrust gas bearings are presented and analyzed. Both stabilizers of them are composed of fluid restriction and capacitance. The first ...
Effects of Fluid Inertia Forces on the Performance of a Plane Inclined Sector Pad for an Annular Thrust Bearing Under Laminar Condition
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The hydrodynamic wedge of a plane inclined sector pad is analyzed in relation to the lubricant inertia forces under incompressible laminar conditions. Based on the usual assumptions of thin ...
Effects of Moving Three-Dimensional Nano-Textured Disk Surfaces on Thin Film Gas Lubrication Characteristics for Flying Head Slider Bearings in Magnetic Disk Storage
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes the effects of moving three-dimensional nano-textured or patterned disk surfaces on thin film gas lubrication characteristics for flying head slider bearings in magnetic disk ...
Effects of Molecularly Thin Liquid Lubricant Films on Slider Hysteresis Behavior in Hard Disk Drives
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In order to achieve a magnetic recording density of 1Tb∕in2, the spacing is expected to be less than 2–3nm. However, a critical issue in achieving such an ultralow spacing is the dynamic ...
Effect of Ultra-Thin Liquid Lubricant Films on Dynamics of Nano-Spacing Flying Head Sliders in Hard Disk Drives
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes the effect of ultra-thin liquid lubricant films on air bearing dynamics and flyability of nano-spacing flying head sliders in hard disk drives. The dynamics of a slider ...
Dynamics for Micromachined Mother Ship Negative Pressure Slider Bearings With an Integrated Microsuspension Mechanism in Proximity Magnetic Recording
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes head/disk interface dynamics for micromachined mother ship negative pressure slider bearings with an integrated microsuspension mechanism that we proposed, at steady-state flying ...
Experimental Study on Flow-Induced Disk Flutter Dynamics by Measuring the Pressure Between Disks
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: It is important to clarify the characteristics of flow-induced vibrations in hard disk drives in order to achieve an ultrahigh magnetic recording density. In particular, it is necessary to ...
Spreading of Novel Cyclotriphosphazine-Terminated PFPE Films on Carbon Surfaces
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Spreading characteristics of novel cyclotriphosphazine-terminated Perfluoropolyether (PFPE) films on carbon surfaces were investigated experimentally by using a scanning micro-ellipsometer. The apparent ...