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  1. Qianru Li, Renguo Lu, Hiroshi Tani, Shohei Kawada, Shinji Koganezawa, Xujun Liu, and Peihong Cong, Tribofilm Formation and Friction Reduction Performance on Laser-Textured Surface with Micro-Grooved Structures, Lubricants 12, No. 3: 91 (2024)
  2. Hiroshi Tani, Hiroshi Kurafuji, Norio Tagawa, Shohei Kawada, Renguo Lu, Shinji Koganezawa, IEEE Transactions on Magnetics ( Early Access ), DOI: 10.1109/TMAG.2023.3286350. (2023)
  3. Tani, H., Lu, R., Koganezawa, S. Tagawa, N., Control of head smear generation by diamond-like carbon films using an external electric field. Microsyst TechnolMicrosyst Technol 29, 295–300 (2023). https://doi.org/10.1007/s00542-023-05421-0
  4. Tani, H., Lu, R., Koganezawa, S. Tagawa, N., Control of head smear generation by diamond-like carbon films using an external electric field. Microsyst Technol (2023). https://doi.org/10.1007/s00542-023-05421-0
  5. K Yakata, H Kurafuji, H Tani, R Lu, S Koganezawa, S Kawada, N Tagawa, Effects of Oxygen on Smear Formation in Heat Assisted Magnetic Recording System, Tribology Online 17 (4), 348-355
  6. Renguo Lu, Hiroshi Tani, Shinji Koganezawa, Mayayuki Hata, Alkylated Polyphenyl Ethers as High-Performance Synthetic Lubricants, Lubricants, 10, 275
  7. Hiroshi Tani, Norio Tagawa, Shouhei Kawada, Renguo Lu, Shinji Koganezawa, Young’s Modulus of Fatty Acid AdRenguo Lu, Hiroshi Tani, Shinji Koganezawa, Mayayuki Hata, Alkylated Polyphenyl Ethers as High-Performance Synthetic Lubricants, Lubricants, 10, 275rption Films on Si Surface Measured Using Ar Gas Cluster Ion Beams, Tribology Online, Vol. 17, No. 2, 2022, pp. 110-117.
  8. Shinji Koganezawa, Tomotake Ishii, Hiroshi Tani, Renguo Lu, Norio Tagawa, Magnetostrictive vibration sensor for a self- powered structural health monitoring system, JSME Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol. 16, No. 1, (2022),  DOI https://doi.org/10.1299/jamdsm.2022jamdsm0010
  9. Hiroshi Tani, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Effective Elastic Moduli of Magnetic Disks with Molecularly Thin Liquid Lubricant Films Determined using Ar-Gas Cluster Ion Beam, Tribology Online, In press.
  10. Hiroshi Tani, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Evaluating the Elastic Moduli of Ultra-Thin Liquid Perfluoropolyether Lubricant Films on Diamond-Like Carbon Films Using Ar-Gas Cluster Ion Beams, Tribology Online, 16, 4 (2021) 309-316.
  11. Hiroshi Tani, Yuki Izutani, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Electric Field Effect on Friction Coefficient of Diamond‑Like Carbon Film Heated by Laser Irradiation, Tribology Letters (2021) 69:103.
  12. Renguo Lu, Sora Shiode, Takayuki Hamada, Hiroshi Tani, Norio Tagawa, Shinji Koganezawa, Effect of Diamond-like Carbon Coating on Preventing the Ingress of Hydrogen into Bearing Steel, Tribology Transactions, 2020, https://doi.org/10.1080/10402004.2020.1815919
  13. Norio Tagawa、Hiroshi Tani，Shinji Koganezawa，Renguo Lu，Experimental study on smear characteristics upon laser heating in air and helium in heat-assisted magnetic recording，共著，IEEE Transactions on Magnetics Xplore，2020.8，Print ISSN: 0018-9464  Online ISSN: 1941-0069 Digital Object Identifier: 10.1109/TMAG. 2020. 3012979
  14. Kenji Yakata，Satoki Ichikawa，Hiroshi Tani，Renguo Lu，Shinji Koganezawa，Norio Tagawa，Smear and Decomposition Mechanism of Magnetic Disk PFPE Lubricant Film by Laser Heating in Air and Helium Conditions，共著，Tribology Online，June 30, 2020， 15, No. 3 (2020), pp.186-193
  15. H. Tani, R. Naito, R. Lu, S. Konagezawa, N. Tagawa, Low Friction of Diamond‑Like Carbon Film Due to Liquid Hydrocarbon Generated by Laser Heating in a Nitrogen Gas Environment, Tribology Letters (2020) 68:88, https://doi.org/10.1007/s11249-020-01333-6.
  16. Hiroshi Tani, Mutsuki Sugimoto, Kazuhisa Fushihara, Yukio Nakano, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Harvesting Energy Using Triboelectric Nanogenerator Mounted inside Rolling Tire, Sensors and Materials, 32, 7 (2020) 2539–2549,https://doi.org/10.18494/SAM.2020.2827.
  17. Kouki Hatsuda, Nobuo Tano, Hiroshi Tani, Ionic Liquid Lubricant for Ultra-Low Head-Media Spacing in Hard Disk Drives, Tribology Online, 15, 4 2020, 230-240,https://doi.org/10.2474/trol.15.230.
  18. Kouki Hatsuda, Nobuo Tano, Hiroshi Tani, Novel Ionic-Liquid-Type Lubricant for Heat-Assisted Magnetic Recording System, IEEE Transactions on Magnetics, Vol. 55 , No. 9, 2019, 3300707.(2019,9).
  19. Hiroshi Tani, Yuta Shibahara, Reguo Lu, Shinji Koganezawa, Norio Tagawa, TOF-SIMS analysis of perfluoropolyether lubricant smear transferred from disk surface following laser heating, Microsystem Technologies, 2019, https://doi.org/10.1007/s00542-019-4447-7.(2019,5).
  20. S Koganezawa, S Tsuda, H Tani, R Lu, N Tagawa, “Numerical study on the effects of linear protrusion on flow-induced carriage xcitation force in hard diskdrives,Springer Microsystem Technologies,　https://link.springer.com/article/10.1007/s00542-019-04398-z. (2019,3).
  21. Norio Tagawa, Hiroshi Tani, Yuki Uesaraie, Shinji Koganezawa, Renguo Lu, Experimental study of lubricant depletion induced by pulsed laser irradiation heating in heat-assisted magnetic recording，Microsystem Technologies，published online : https://doi.org/10.1007/s00542-42-018-4259-6  (2018,12).
  22. Tsuyoshi Shimizu, Hiroshi Tani, The polymerization reaction of cyclic siloxanes on a hard disk under static conditions, Microsystem Technologies, Vol.24, No.11, pp4641–4648.(2018,11).
  23. Tani Hiroshi, Lu Renguo, Shinji Koganezawa, Norio Tagawa, Norio Tagawa,  摩擦帯電センサによる転がり軸受の回転速度と温度のモニタ,トライボロジスト, Vol.63 , No.6. pp. 426-433 (2018,6).
  24. Hiroshi Tani, Yuta Shibahara, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Structural Changes of Perfluoropolyether Lubricant Accumulated on the Pin Surface During Laser Heating,IEEE Transactions on Magnetics,Vol. 54, No. 11, 3300505 (2018,6).
  25. Hiroshi Tani,  Yuki Uesaraie, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Smear growth on head slider surface from siloxane outgas on heat assisted magnetic recording, Microsystem Technologies,  Vol. 24, No. 11, 2018, pp 4641–4648.(2018,3).
  26. H Tani, N Yamashita, S Koganezawa, N Tagawa, Taro-Leaf Inspired Patterning of Oleophobic Surfaces with High Wear Resistance,  Tribology Online, Vol.13, No.6 , pp311-315.（2018,3).
  27. Hiroshi Tani,  Renguo Lu, Shinji Koganezawa, Norio Tagawa, Adsorption Properties of an Ultrathin PFPE Lubricant with Ionic End-groups for DLC Surfaces, IEEE Trans. on Magn., vol. 54, no. 2, 3300106. (2018,2).
  28. 谷 弘詞,  呂 仁国, 小金沢 新治,  多川 則男, 接触型トライボチャージ発電機の開発, トライボロジスト, vol.63, no.1,  pp.52-59. (2018,1).
  29. Hiroshi Tani, Norio Tagawa, Low-interaction Pseudo-contact HDI System (Experimental Study),  ASRC 2017 Summer Review Meeting (HDI FWG), pp.1-7. (2017,6).
  30. Norio Tagawa, Hiroshi Tani, Shinji Koganezawa, Renguo Lu, Friction characteristics of ultrathin perfluoropolyether boundary lubricant films subjected to laser irradiation heating in heat-assisted magnetic recording, IEEE Trans.on Magn., DOI 10.1109/TMAG.2017.2697478, 2017,(2017,4).
  31. H. Tani, S. Koganezawa, N. Tagawa, Thermal behavior of frictional properties on ultra-thin perfluoropolyether lubricant film, Tribology Online, Vol. 11, pp. 1-12, (2016,11).
  32. H. Tani, S. Koganezawa, N. Tagawa, Diamagnetic Oil Seal for Pivot Bearing of Hard Disk Drives, IEEE Trans. on Magn., vol.52, no.7, pp.3301004, 1-4. (2016,7).
  33. H. Tani, S. Koganezawa, N. Tagawa, Reduction in lubricant pickup by bias voltage between slider and disk surfaces, Microsystem Technologies, vol.22, pp.1221-1225. (2016.5).
  34. H. Tani, Y. Sakane, S. Koganezawa, N. Tagawa, Improvement in Heat Resistance of erfluoropolyether Lubricant Films on Magnetic Disks by UV Irradiation with a Bias Voltage on the Disk Surface,Tribol Lett,Vol.62, No.21, pp.1-11. (2016,5).
  35. Norio Tagawa, Hiroshi Tani, Shinji Koganezawa, Degradation of Lubricant Film and Carbon Overcoat Subjected to Laser Heating in an Inert Gas Environment in Thermally Assisted Magnetic Recording, IEEE Trans. on Magn., Vol. 51. No.4, 3300105. (2015,4).
  36. 谷弘詞, 小金沢新治, 多川則男, 超薄膜PFPE 潤滑膜の摩擦特性の温度依存性,トライボロジスト,Vol.60, No.8, pp.538-548. (2015,4).
  37. Hiroshi Tani, Keisuke Konishi, Wataru Norimatsu, Michiko Kusunoki, Norio Tagawa, Application of vertically aligned carbon nanotubes on burnishing slider in cleaning process of magnetic disk surfaces, Microsyst Technol,Vol.21, pp.295-300. (2015,1).
  38. Norio Tagawa, Hiroshi Tani, Shinji Koganezawa, Degradation of Carbon Overcoat Subjected to Laser Heating in an Inert Gas Environment in Thermally Assisted Magnetic Recording, IEEE Trans. on Magn.,Vol.50, No.11 , 3302404. (2014,11).
  39. Hiroshi Tani, Yasuo Sakane, Shinji Koganezawa, Norio Tagawa, External Electric Field Assisted Ultraviolet Irradiation for Bonding of Lubricant Film on Magnetic Disks, IEEE Trans. on magn.,Vol.50, No.11 , 3302604. (2014,11).
  40. Shinji Koganezawa, Tetsuki Yamamoto, Hiroshi Tani, Norio Tagawa, Numerical and Experimental Study on Disk Flutter Reduction Using Disk-Spacer Dampers in Hard Disk Drives,IEEE Trans. on Magn., Vol.50, No.11, 3101604. (2014,11).
  41. TAGAWA Norio, TANI Hiroshi, Structural stability of nanometer thick diamond-like carbon films subjected to heating for thermally assisted magnetic recording,Microsyst. Technol,Vol.20, Issue 8, pp.1405-1411. (2014,8).
  42.  TAGAWA Norio,  TANI Hiroshi, Tribological Properties of Ultrathin DLC-Coated Nanotextured Surface on a PET Film,Tribol Lett,,Vol.54, No.3, pp.221-227. (2014,3).
  43. KOBAYASHI, Nagayoshi, TANI Hiroshi,  SHIMIZU Tsuyoshi , KOGANEZAWA Shinji, TAGAWA  Norio, Slider Wear on Disks Lubricated by Ultra-Thin Perfluoropolyether Lubricants with Different Molecular Weights,Tribol Lett, Vol.53, No.1, pp.43-49. (2014,1).