• 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).
• Shinji Koganezawa, Kensei Funai, Hiroshi Tani, Renguo Lu, Shohei Kawada, Feasibility study of reduction in sound-pressure induced vibration in hard disk drives using an adaptive feed-forward control, IEEE Transactions on Magnetics 59, 8600905 (2023).
• Hiroshi Tani, Hiroshi Kurafuji, Norio Tagawa, Shohei Kawada, Renguo Lu, Shinji Koganezawa,  Effect of Humidity on Head Smear Generation in Head-Assisted Magnetic Recording, IEEE Transactions on Magnetics 59, 3200905 (2023).
• Renguo Lu , Shouhei Kawada, Hiroshi Tani, Shinji Koganezawa, The Influence of Electric Current on the Friction Behavior of Lubricant Molecules, Tribology Online, Vol. 18, No. 3 83-90 (2023).
• 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 29, 295-300 (2023).
• Renguo Lu, Hiroshi Tani, Shinji Koganezawa, Mayayuki Hata, Alkylated Polyphenyl Ethers as High-Performance Synthetic Lubricants, Lubricants, 10, 275 (2022).
• 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.
• Hiroshi Tani, Norio Tagawa, Shouhei Kawada, Renguo Lu, Shinji Koganezawa, Young’s Modulus of Fatty Acid Adsorption Films on Si Surface Measured Using Ar Gas Cluster Ion Beams, Tribology Online, Vol. 17, No. 2, pp. 110-117 (2022).
• 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,17,1, 32-43 (2022).
• 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, 16, 1, jamdsm0010 (2022).
• 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, 4 309-316(2021).
• 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, 69, 103 (2021)
• Hiroshi Tani, Renguo Lu, Shinji Konagezawa, Norio Tagawa, Investigation of mechanism of smear formation from diamond-like carbon films on heating. Microsystem Technologies, 27, 2243-2255 (2021)
• 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，IEEE Transactions on Magnetics, 57, 3200405 (2021)
• 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, 64, 157-166, (2021)
• Hiroshi Tani, Yuki Uesaraie, Renguo Lu, Shinji Koganezawa, Norio Tagawa, Hybrid lubricant film with high bonding ratio and high coverage, Microsystem Technologies, 26 3331-3337 (2020) 
• 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, 68, 88 (2020)
• 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, 2539–2549 (2020)
• Kenji Yakata, Satoki Ichikawa, Hiroshi Tani, Renguo Lu, Shinji Konagezawa, Norio Tagawa, Smear and decomposition mechanism of magnetic disk PFPE lubricant film by laser heating in air and helium conditions, Tribology Online, 15, 186-193 (2020)
• 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, 26, 5-10 (2020)
• Shinji Koganezawa，Shotaro Tsuda，Hiroshi Tani，Renguo Lu，Norio Tagawa，Numerical study on the effects of linear protrusion on flow-induced carriage excitation force in hard disk drives, Microsystem Technologies, 26, 33-47 (2020)
• Hiroshi Tani，Yuta Shibahara，Renguo Lu，Shinji Koganezawa，Norio Tagawa，TOF-SIMS analysis of perfluoropolyether lubricant smear transferred from disk surface following laser heating, Microsystem Technologies, 26, 79-88 (2020)
• Renguo Lu、Masaya Morimoto，Hiroshi Tani，Norio Tagawa, Shinji Koganezawa，Tribological properties of alkyldiphenylethers in boundary lubrication, Lubricants, 7, 112 (2019)
• Norio Tagawa，Hiroshi Tani，Shinji Koganezawa，Renguo Lu，Effect of laser heating on nanoscale wear of DLC thin films in an air environment, Microsystem Technologies, 24, 4605-4611 (2018) 
• 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, 54, 3300505 (2018)
• 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, 24, 4641–4648 (2018)
• Shinji Koganezawa, Shotaro Tsuda, Hiroshi Tani, Renguo Lu, Norio Tagawa, Frequency analysis of disturbance torque exerted on a carriage arm in hard disk drives using Hilbert–Huang transform, IEEE Transactions on Magnetics, 54, 3100906 (2018)
• Renguo Lu, Sora Shiode, Hiroshi Tani, Norio Tagawa, Shinji Koganezawa，A Study on the tribofilm growth and tribological properties of tribofilms formed from zinc dialkyl dithiophosphate (ZDDP) and molybdenum dialkyl dithiocarbamate (MoDTC), Tribology Online, 13, 157-165 (2018)
• Hiroshi Tani，Renguo Lu，Shinji Koganezawa，Norio Tagawa，Adsorption properties of an ultrathin PFPE lubricant with ionic end-groups for DLC surfaces, IEEE Transactions on Magnetics, 54, 3300106 (2018)
• 谷 弘詞, 沖塩 大樹, 呂 仁国, 小金沢 新治, 多川 則男, 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, 426-433 (2018)
• 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, 52-59 (2018)
• 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 Transactions on Magnetics, 53, 2501204 (2017)
• Renguo Lu, Shigeyuki Mori, Hiroshi Tani, Norio Tagawa, Shinji Koganezawa，Low friction properties of associated carboxylic acids induced by molecular orientation, Tribology International, 113, 36-42 (2017)
• Shinji Koganezawa, Yuta Katsuta, Renguo Lu, Hiroshi Tani, Norio Tagawa, Device for direct measurement of dynamic viscoelastic properties of solid-state materials at frequencies higher than 1 kHz, Rheologica Acta, 56, 477-486 (2017)
• Hiroshi Tani, Renguo Lu, Shinji Koganezawa, Norio Tagawa，Ultrathin PFPE/DLC hybrid overcoat for magnetic disks by photoelectron-assisted chemical vapor deposition, IEEE Transactions on Magnetics, 53, 3300906 (2017)
• Norio Tagawa, Hiroshi Tani, Hiroaki Asada, Renguo Lu, Shinji Koganezawa，Decomposition of perfluoropolyether lubricant on air-bearing surfaces during heat-assisted magnetic recording, IEEE Transactions on Magnetics, 53, 3301505 (2017)

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