Experimental investigation of local temperature increase in disk surfaces of hard disk drives due to laser heating during thermally assisted magnetic recording

Tribology Letters

Volumn 44, Issue 1, 2011, Pages 81-87

  Tagawa, Norio ^a   Tani, Hiroshi ^a   Ueda, Kenji ^a  

^a KANSAI UNIVERSITY   (Japan)

Author keywords

Diamond like carbon films; Extinction coefficient; Head disk interface; Laser heating; Refractive index; Thermally assisted magnetic recording

Indexed keywords

DISK SURFACES; EXPERIMENTAL INVESTIGATIONS; EXTINCTION COEFFICIENT; EXTINCTION COEFFICIENTS; HARD DISK DRIVE; HEAD DISK INTERFACE; HEATING CONDITIONS; LASER POWER; LOCAL TEMPERATURE; NOVEL METHODS; OPTICAL CHARACTERISTICS; SIMULATION RESULT; STEADY-STATE CONDITION; TEMPERATURE INCREASE; TEST DISKS; THERMALLY ASSISTED MAGNETIC RECORDING;

CARBON FILMS; COMPUTER SIMULATION; DIAMOND LIKE CARBON FILMS; DRIVES; HEATING; LASER HEATING; LIGHT REFRACTION; MAGNETIC DEVICES; MAGNETIC RECORDING; OPTICAL CONSTANTS; OPTICAL MATERIALS; RATING; REFRACTIVE INDEX; REFRACTOMETERS;

HARD DISK STORAGE;

EID: 80052845493     PISSN: 10238883     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11249-011-9830-6     Document Type: Article

References (7)

1. L Li PM Jones Y-T Hsia 2004 Effect of chemical structure and molecular weight on high-temperature stability of some fomblin Z-type lubricants Tribol. Lett. 16 1-2 21 27 10.1023/B:TRIL.0000009710.84883.5a
2. J Zhang R Ji JW Xu JKP Ng BX Xu SB Hu HX Yuan SN Piramanayagam 2006 Lubrication for heat-assisted magnetic recording media IEEE Trans. Magn. 42 10 2546 2548 10.1109/TMAG.2006.878650
3. Tagawa, N.; Yano, H.; Mori, A.: Experimental Study of Lubricant Depletion in Laser-assisted Magnetic Recording. In: Shirasem, K.; Aoyagi, S.; (eds.) Service Robotics and Mechatronics. Selected Papers of the International Conference on Machine Automation ICMA2008, pp 359-362. Springer, Berlin (2009)
4. L Wu 2007 Modeling and simulation of the lubricant depletion process induced by laser heating in heat-assisted magnetic recording system Nanotechnology 18 1 8
5. N Tagawa R Kakitani H Tani N Iketani I Nakano 2009 Study of lubricant depletion induced by laser heating in thermally assisted magnetic recording systems, effect of lubricant film materials IEEE Trans. Magn. 45 2 877 882 10.1109/TMAG.2008.2010663 1:CAS:528:DC%2BD1MXjsF2iurk%3D
6. N Tagawa H Andoh H Tani 2009 Study on lubricant depletion induced by laser heating in thermally assisted magnetic recording systems: effect of lubricant thickness and bonding ratio Tribol. Lett. 37 2 411 418 10.1007/s11249-009-9533-4
7. N Tagawa H Tani 2011 Lubricant depletion characteristics induced by rapid laser heating in thermally assisted magnetic recording IEEE Trans. Magn. 47 1 105 110 10.1109/TMAG.2010.2083641 1:CAS:528:DC%2BC3MXhslOgsb8%3D