Kyushu University Academic Staff Educational and Research Activities Database
List of Papers
Tatsumi Kitahara Last modified date:2024.04.25

Associate Professor / Hydrogen Utilization Engineering / Department of Mechanical Engineering / Faculty of Engineering


Papers
1. Peng Wang, Hironori Nakajima, Tatsumi Kitahara, Hydrophilic and Hydrophobic Composite Microporous Layer Coated Gas Diffusion Layers for Performance Enhancement of Polymer Electrolyte Fuel Cells, Journal of The Electrochemical Society, 171, 014501, 1-9, 2024.01.
2. Peng Wang, Hironori Nakajima, Tatsumi Kitahara, Effect of Hydrophilic Layer in Double Microporous Layer Coated Gas Diffusion Layer on Performance of Polymer Electrolyte Fuel Cell, Journal of The Electrochemical Society, 170, 124514, 1-9, 2023.12.
3. Peng Wang, Hironori Nakajima, Tatsumi Kitahara, Effect of hydrophilic and hydrophobic composite microporous layer coated gas diffusion layers on PEFC performance, ECS Transactions, Vol.112, No.4, pp.145-155, 2023.10.
4. Makoto Yoshikawa, Kotaro Yamamoto, Zhiyun Noda, Masahiro Yashutake, Tatsumi Kitahara, Yuya Tachikawa, Stephen Matthew Lyth, Akari Hayashi, Junko Matsuda, Kazunari Sasaki, Self-Supporting Microporous Layer for Polymer Electrolyte Fuel Cells, ECS Transactions, Vol.112, No.4, pp.83-91, 2023.10.
5. Mitsuhiro Soejima, Toshiro Hamatake, Tatsumi Kitahara, Edwaed Smith, Ian Sherrington, Analytical Study on Involvement of Temperature in Friction and Scuffing for Engine Tribo-Components, SAE Transactions, Paper No.2023-32-0115, pp.1-21, 2023.09.
6. Tatsumi Kitahara, Diagnosis of Abnormal Lubrication Conditions to Prevent Seizure of Crosshead Bearings, Proceedings of the 30th CIMAC World Congress on Combustion Engines Technology for Ship Propulsion, Power Generation, Rail Traction, Paper No.75, pp.1-13, 2023.06.
7. Mitsuhiro Soejima, Toshiro Hamatake, Tatsumi Kitahara, Edwaed Smith, Ian Sherrington, Yutaro Wakuri, Analytical Study on Involvement of Temperature in Friction and Scuffing of Sliding Surface in an Engine
, Proceedings of the 30th CIMAC World Congress on Combustion Engines Technology for Ship Propulsion, Power Generation, Rail Traction, Paper No.185, pp.1-17, 2023.06.
8. Hironori Nakajima, Shintaro Iwasaki, Tatsumi Kitahara, Pore Network Modeling of a Microporous Layer for Polymer Electrolyte Fuel Cells under Wet Conditions, Journal of Power Sources, Vol.560, No.232677, pp.1-7, 2023.01.
9. Mitsuhiro Soejima, Toshiro Hamatake, Tatsumi Kitahara, Thermal Friction Characteristics of Engine Elements - Mixed and Boundary Lubrication of Piston Ring and Cylinder, Journal of JIME, Vol.58, No.1, pp.104-116.
10. Tsuyoshi Takahashi, Yohsuke Kokubo, Kazuya Murata, Osamu Hotaka, Shigeki Hasegawa, Yuya Tachikawa, Masamichi Nishihara, Junko Matsuda, Tatsumi Kitahara, Stephen M. Lyth, Akari Hayashi, Kazunari Sasaki, Cold Start Cycling Durability of Fuel Cell Stacks for Commercial Automotive Applications, International Journal of Hydrogen Energy, Vol.47, pp.41111-41123, 2022.11.
11. Peng Wang, Hironori Nakajima, Tatsumi Kitahara, Effect of the Hydrophilic Layer in Double Microporous Layer Coated Gas Diffusion Layer on PEFC Performance, ECS Transactions, Vol.109, No.9, pp.85-93, 2022.10.
12. Enes Muhammet CAN, Albert Mufundirwa, Peng Wang, Shintaro Iwasaki, Tatsumi Kitahara, Hironori Nakajima, Masamich Nishihara, Kazunari Sasaki, Stephen Lyth, Superhydrophobic Fluorinated Carbon Powders for Improved Water Management in Hydrogen Fuel Cells, Journal of Power Sources, Vol.548, No. 232098, pp.1-11, 2022.09.
13. Mitsuhiro Soejima, Toshiro Hamatake, Tatsumi Kitahara, Thermal Friction Characteristics of Engine Elements - Boundary Lubrication of Cam and Tappet, Journal of JIME, Vol.57, No.3, pp.373-391.
14. Tsuyoshi Takahashi, Takuya Ikeda, Kazuya Murata, Osamu Hotaka, Shigeki Hasegawa, Yuya Tachikawa, Masamichi Nishihara, Junko Matsuda, Tatsumi Kitahara, Stephen. M. Lyth, Akari Hayashi, Kazunari Sasaki, Accelerated Durability Testing of Fuel Cell Stacks for Commercial Automotive Applications: A Case Study, Journal of The Electrochamical Sociaty, Vol.169, No.044523, pp.1-10, 2022.04.
15. Peng Wang, Tatsumi Kitahara, Hironori Nakajima, Hydrophilic and Hydrophobic Microporous Layer Coated Gas Diffusion Layer for Enhancing PEFC Performance, ECS Transactions, Vol.104, No.8, pp.117-127, 2021.10.
16. Hironori Nakajima, Shintaro Iwasaki, Tatsumi Kitahara, Mass Transfer in Microporous Layers for Polymer Electrolyte Fuel Cells Analyzed with Pore Network Modeling, ECS Transactions, Vol.104, No.8, pp.129-135, 2021.10.
17. Shintaro Iwasaki, Hironori Nakajima, Tatsumi Kitahara, Pore Network Modeling of Hydrophilic / Hydrophobic Composite Microporous Layers for Polymer Electrolyte Fuel Cells, ECS Transactions, Vol.104, No.8, pp.157-160, 2021.10.
18. Kenta Dan, Hironori Nakajima, Tatsumi Kitahara, Impedance Diagnosisi of Abnormal Operational Conditions to Enhance Reliability of Marine Fuel Cells
, Journal of the Japan Institution of Marine Engineering, Award Paper 2019, AP2, 1-16, Award Paper 2019, AP2, pp.1-16, 2020.10.
19. Hironori Nakajima, Tatsumi Kitahara, Kenta Dan, Electrochemical Impedance Diagnosis of Abnormal Operational Conditions for Reliability of Polymer Electrolyte Fuel Cells in Marine Power Application -Sea Salt Contamination-, ECS Transactions, Vol.92, No.8, pp.341-349, 2019.10.
20. Kohei Sasaki, Hironori Nakajima, Tatsumi Kitahara, Influence of Carbon Deposition on the Current Distribution in an Anode-Supported Planar Solid Oxide Fuel Cell In-Situ Assessed by Segmented Electrodes, ECS Transactions, Vol.91, No.1, pp.549-554, 2019.09.
21. Tatsumi Kitahara, Hironori Nakajima, Diagnosis of Abnormal Operational Conditions and Performance Enhancement of Marine Fuel Cells, Proceedings of the 29th CIMAC World Congress on Combustion Engines Technology for Ship Propulsion, Power Generation, Rail Traction, Paper No.21, pp.1-13, 2019.06.
22. Kenta Dan, Hironori Nakajima, Tatsumi Kitahara, Impedance Diagnosis of Abnormal Operational Conditions to Enhance Reliability of Marine Fuel Cells, Journal of JIME, Vol.54, No.2, pp.287-297.
23. Tatsumi Kitahara, Hironori Nakajima, Gas Diffusion Media and NaCl contamination of Polymer Electrolyte Fuel Cells for Marine Applications, ECS Transactions, Vol.86, No.13, pp.271-279, 2018.09.
24. Özgür Aydin, Tatsuhiro Ochiai, Hironori Nakajima, Tatsumi Kitahara, Kohei Ito, Yasuke Ogura, Jun Shimano, Mass Transport Limitation in the Inlet Periphery of Fuel Cells: Studied on a Planar Solid Oxide Fuel Cell, International Journal of Hydrogen Energy, Vol.43, pp.17420-17430, 2018.09.
25. Hironori Nakajima, Tatsumi Kitahara, Real-Time Electrochemical Impedance Spectroscopy Diagnosis of the Solid Oxide Fuel Cell for Marine Power Applications
, Heat and Mass Transfer, Vol.54, No.8, pp.2551-2558, 2018.08.
26. Hironori Nakajima, Shunzaburo Murakami, Sou Ikeda, Tatsumi Kitahara, Three-Dimensional Flow Channel Arrangements in an Anode-supported Honeycomb Solid Oxide Fuel Cell, Heat and Mass Transfer, Vol.54, No.8, pp.2545-2550, 2018.08.
27. Tatsumi Kitahara, Hironori Nakajima, Kenta Dan, Impedance Spectroscopy to Prevent Performance Degradation due to Sea Salt for Marine Polymer Electrolyte Fuel Cells, Journal of The Japan Institute of Marine Engineering, Vol.53, No.3, pp.417-422, 2018.05.
28. Hironori Nakajima, Shunzaburo Murakami, Tatsumi Kitahara, Effect of gas flow channel structure on the performance of an anode-supported honeycomb solid oxide fuel cell, Transactions of JSME, Vol.84, No.859, 17-00419, pp.1-8.
29. Tatsumi Kitahara, Hironori Nakajima, Kenta Dan, Impedance Spectroscopy to Prevent Performance Degradation due to Sea Salt for Marine Polymer Electrolyte Fuel Cells, Proceedings of the 11th International Symposium on Marine Engineering, pp.456-461, 2017.10.
30. Hironori Nakajima, Tatsumi Kitahara, Eisaku Tsuda, Segmented Electrode Analysys of an Anode-Supported Planar Solid Oxide Fuel Cell for Diagnosis of Marine Power Applications
, ECS Transactions, Vol.78, No.1, pp.2101-2113, 2017.07.
31. Özgür Aydin, Hironori Nakajima, Tatsumi Kitahara, In Situ Measured Spatial Temperature Variations for Improving Reliability of Numerical SOFC Tools, ECS Transactions, Vol.78, No.1, pp.2191-2201, 2017.07.
32. Tatsuhiro Ochiai, Hironori Nakajima, Tatsumi Kitahara, Kohei Ito, In-situ Analysis of the In-plane Current Distribution Difference Between Electrolyte-Supported Planar Solid Oxide Fuel Cells by Segmental Electrodes
, ECS Transactions, Vol.78, No.1, pp.2203-2209, 2017.07.
33. Hironori Nakajima, Tatsumi Kitahara, Yusaku Nagata, Impedance Spectra Associated with Metal Deposition at the Negative Electrode from Contaminated Metal Particles at the Positive Electrode in a Lithium Ion Battery, ECS Transactions, Vol.75, No.23, pp.27-36, 2017.01.
34. Tatsuhiro Ochiai, Hironori Nakajima, Tatsumi Kitahara, In-Situ Analysis of the in-Plane Current Distributions in an Electrolyte-Supported Planar Solid Oxide Fuel Cell by Segmented Electrodes
, ECS Transactions, Vol.75, No.52, pp.91-98, 2017.01.
35. Tatsumi Kitahara, Hironori Nakajima, Kenta Ishikawa, Microporous Layer-coated Gas Diffusion Layer for Performance Enhancement of Polymer Electrolyte Fuel Cells without Humidification Using Anode Gas Recirculation, Journal of The Electrochemical Society, Vol.163, No.13, pp.F1366-F1372, 2016.12.
36. Hironori Nakajima, Tatsumi Kitahara, Real-Time Electrochemical Impedance Spectroscopy Diagnosis of the Marine Solid Oxide Fuel Cell
, Journal of Physics, Vol.745, No.032149, pp.1-8, 2016.10.
37. Sou Ikeda, Hironori Nakajima, Tatsumi Kitahara, Enhanced of Fuel Transfer in Anode-supported Honeycomb Solid Oxide Fuel Cells, Journal of Physics, Vol.745, No.032082, pp.1-7, 2016.10.
38. Tatsumi Kitahara, Hironori Nakajima, Kenta Ishikawa, Gas Diffusion Layer Coated with a Microporous Layer Containing Hydrophilic CNTs to Enhance PEFC Performance without Humidification Using Anode Gas Recirculation, ECS Transactions, Vol.75, No.14, pp.209-217, 2016.10.
39. Özgür Aydin, Hironori Nakajima, Tatsumi Kitahara, Reliability of the Numerical SOFC Models for Estimating the Spatial Current and Temperature Variations
, International Journal of Hydrogen Energy, Vol.41, pp.15311-15324, 2016.09.
40. Masaaki Endo, Motohiko Koushima, Kitahara Tatsumi, Theoretical and Experimental Oil Film Characteristics of an Externally-Pressurized Crosshead Bearing to Enhance the Load Carrying Capacity , Proceedings of the 28th CIMAC World Congress on Combustion Engines Technology, CD-ROM, Paper No.141, pp.1-14, 2016.06.
41. Tatsumi Kitahara, Hironori Nakajima, Microporous Layer-Coated Gas Diffusion Layer to Reduce Oxygen Transport Resistance in a Polymer Electrolyte Fuel Cell under High Humidity Conditions, International Journal of Hydrogen Energy, Vol.41, No.22, pp.9547-9555, 2016.06.
42. Özgür Aydin, Hironori Nakajima, Tatsumi Kitahara, Processes Involving in the Temperature Variations in Solid Oxide Fuel Cells In-Situ Analyzed Through Electrode-Segmentation Method, Journal of The Electrochamical Sociaty, Vol.163(3), pp.F216-F224, 2016.02.
43. Hiroshi Ito, Takuya Iwamura, Satoshi Someya, Tetsuo Munakata, Akihiko Nakano, Masayoshi Ishida, Hironori Nakajima, Tatsumi Kitahara, Effect of Through-plane Polytetrafluoroethylene Distribution in Gas Diffusion Layers on Performance of Polymer Electrolyte Fuel Cells
, Journal of Power Sources, Vol.306, pp.289-299, 2016.02.
44. Tatsumi Kitahara, Hironori Nakajima, Kosuke Okamura, Influence of Hydrophilic and Hydrophobic Triple MPL Coated GDL on the Oxygen Transport Resistance in a PEFC under High Humidity Conditions, ECS Transactions, Vol.69, No.17, pp.1313-1322, 2015.10.
45. Özgür Aydin, Hironori Nakajima, Tatsumi Kitahara, Current and Temperature Distributions In-situ Acquired by Electrode-Segmentation along a Microtubular Solid Oxide Fuel Cell Operating with Syngas
, Journal of Power Sources, Vol.293, pp.1053-1061, 2015.10.
46. Hironori Nakajima, Tatsumi Kitahara, Diagnosis Method to Detect the Incorporation of Metallic Particles in a Lithium-Ion Batteriy, ECS Transactions, Vol.68, No.2, pp.59-74, 2015.07.
47. Takahiro Koshiyama, Hironori Nakajima, Takahiro Karimata, Tatsumi Kitahara, Kohei Ito, Direct Current Distribution Measurement of an Electrolyte-Supported Planar Solid Oxide Fuel Cell under the Rib and Channel by Segmented Electrodes
, ECS Transactions, Vol.68, No.1, pp.2217-2226, 2015.07.
48. Özgur Aydin, Hironori Nakajima, Tatsumi Kitahara, Influence of Convective Heat Transfer by Air Flow on Local Current/Temperatures along Microtubular Solid Oxide Fuel Cells In-Situ Identified by Electrode-Segmentation Method for Co- and Counter-Flow Configurations
, ECS Transactions, Vol.68, No.1, pp.2141-2150, 2015.07.
49. Tatsumi Kitahara, Hironori Nakajima, Kosuke Okamura, Gas Diffusion Layers Coated with a Microporous Layer Containing Hydrophilic Carbon Nanotubes for Performance Enhancement of Polymer Electrolyte Fuel Cells under both Low and High Humidity Conditions, Journal of Power Sources, Vol.283, pp.115-124, 2015.06.
50. Shota Kotake, Hironori Nakajima, Tatsumi Kitahara, Mass Transfer in an Anode-Supported Honeycomb Solid Oxide Fuel Cell, ECS Transactions, Vol.64, No.45, pp.135-142, 2015.04.
51. Hironori Nakajima, Tatsumi Kitahara, Yuta Higashinaka, Effect of Electrode Mixing Conditions on the Performance of Lithium-Ion Batteries Analyzed by Fast Fourier Transform Electrochemical Impedance pectroscopy
, ECS Transactions, Vol.64, No.22, pp.87-95, 2015.04.
52. Özgür Aydin, Takahiro Koshiyama, Hironori Nakajima, Tatsumi Kitahara, In-situ Diagnosis and Assessment of Longitudinal Current Variation by Electrode-Segmentation Method in Anode-Supported Microtubular Solid Oxide Fuel Cells
, Journal of Power Sources, Vol.279, pp.218-223, 2015.04.
53. Tatsumi Kitahara, Hironori Nakajima, Kazuto Tsuda, Water Vapor Exchange System installed in a Polymer Electrolyte Fuel Cell to Enhance the Performance without Humidification, Transactions of JSME, Vol.80, No.820, TEP0363, pp.1-12.
54. Chiaki Mizutani, Tatsumi Kitahara, Hironori Nakajima, Kazunari Sasaki, Kohei Ito, Analysis of Water Behavior in PEFC through 3D Thermal and Temperature Distribution Measurement by Ultrafine Thermocouples, Transactions of JSME, Vol.80, No.820, TEP0364, pp.1-12.
55. Tatsumi Kitahara, Hironori Nakajima, Kosuke Okamura, Influence of GDL Coated with MPL Containing CNTs on PEFC Performance under Low and High Humidity Conditions, ECS Transactions, Vol.64, No.3, pp.473-483 , 2014.10.
56. Martin Andersson, Hironori Nakajima, Tatsumi Kitahara, Akira Shimizu, Takahiro Koshiyama, Hedvig Paradis, Jinliang Yuan, Bengt Sunden, Comparison of Humidified Hydrogen and Partly Pre-Reformed Natural Gas as Fuel for Solid
Oxide Fuel Cells Applying Computational Fluid Dynamics
, International Journal of Heat and Mass Transfer , Vol.77, pp.1008-1022, 2014.10.
57. Hiroshi Ito, Katsuya Abe, Masayoshi Ishida, Akihiro Nakano, Tetsuhiko Maeda, Tetsuo Munakata, Hironori Nakajima, Tatsumi Kitahara, Effect of Through-plane Distribution of Polytetrafluoroethylene in Carbon Paper on In-plane Gas Permeability, Journal of Power Sources, Vol.248, pp.822-830, 2014.02.
58. Tatsumi Kitahara, Hironori Nakajima, Masaoki Inamoto, Kosuke Shinto, Triple Microporous Layer Coated Gas Diffusion Layer for Performance Enhancement of Polymer Electrolyte Fuel Cells under both Low and High Humidity Conditions, Journal of Power Sources, Vol.248, pp.1256-1263, 2014.02.
59. Yasutaka Takazono, Akira Shimizu, Hironori Nakajima, Tatsumi Kitahara, Development of a PEFC with Serpentine Hybrid Pattern Gas Channels (5th Report, Electrochemical Impedance Spectroscopy Analysis of the Internal Resistance), Transactions of JSME, Vol.79, No.808, pp.2774-2785.
60. Hironori Nakajima, Tatsumi Kitahara, Kazuto Tsuda, Water Vapor Exchange Flow Channels to Enhance the Performance of Polymer Electrolyte Fuel Cells without Cathode Humidification, ECS Transactions, Vol.58, No.1, pp.1799-1805, 2013.10.
61. Tatsumi Kitahara, Hironori Nakajima, Masaoki Inamoto, Kosuke Shinto, Influence of Triple MPL Coated GDL on the PEFC Performance under Low and High Humidity, ECS Transactions, Vol.58, No.1, pp.1401-1408, 2013.10.
62. Shota Kotake, Hironori Nakajima, Tatsumi Kitahara, Flow Channel Configurations of an Anode-supported Honeycomb Solid Oxide Fuel Cell, ECS Transactions, Vol.57, No.1, pp.815-822, 2013.10.
63. Akira Shimizu, Hironori Nakajima, Tatsumi Kitahara, Current Distribution Measurement of a Microtubular Solid Oxide Fuel Cell, ECS Transactions, Vol.57, No.1, pp.727-732, 2013.10.
64. Tatsumi Kitahara, Hironori Nakajima, Masaoki Inamoto, Masashi Morishita, Novel Hydrophilic and Hydrophobic Double Microporous Layer Coated Gas Diffusion Layer to Enhance Performance of Polymer Electrolyte Fuel Cells under both Low and High Humidity, Journal of Power Sources, Vol.234, pp.129-138, 2013.07.
65. Naozumi Arimoto, Shigeki Takeshima, Tatsumi Kitahara, Spreadability and Scuffing Resistance of Marine Cylinder Oil under High Temperature, 2012 Award Papers of the Japan Institution of Marine Engineering, English Home Page, AW1, pp.1-10, 2013.05.
66. Akira Fukushima, Hironori Nakajima, Tatsumi Kitahara, Performance Evaluation of an Anode-supported Honeycomb Solid Oxide Fuel Cell, ECS Transactions, Vol.50, No.48, pp.71-75, 2013.05.
67. Tatsumi Kitahara, Hironori Nakajima, Kyohei Mori, Masaoki Inamoto, Influence of Hydrophilic and Hydrophobic Double MPL Coated GDL on PEFC Performance, ECS Transactions, Vol.50, No.2, pp.437-444, 2012.10.
68. Hironori Nakajima, Tatsumi Kitahara, Yasutaka Takazono, Satoshi Miyahara, Akira Shimizu, In-plane Liquid Water Distribution at the Interface Between the Gas Diffusion Layer and Catalyst Layer in the Cathode of a Polymer Electrolyte Fuel Cell with a Hybrid Pattern Flow Field, ECS Transactions, Vol.50, No.2, pp.291-299, 2012.10.
69. Tatsumi Kitahara, Hironori Nakajima, Masaoki Inamoto, Hydrophilic and Hydrophobic Double MPL Coated Gas Diffusion Layer to Prevent Drying-up and Flooding of Polymer Electrolyte Fuel Cells, Transactions of JSME, Vol.78, No.794, pp.1849-1859.
70. Tatsumi Kitahara, Hironori Nakajima, Masashi Morishita, Water Vapor Exchange System Using a Hydrophilic Microporous Layer Coated Gas Diffusion Layer to Enhance Performance of Polymer Electrolyte Fuel Cells without Cathode Humidification, Journal of Power Sources, Vol.214, pp.100-106, 2012.09.
71. Naozumi Arimoto, Shigeki Takesima, Tatsumi Kitahara, Spreadability and Scuffing Resistance of Marine Cylinder Oil under High Temperature, Journal of JIME, Vol.47, No.3, pp.421-428..
72. Tatsumi Kitahara, Hironori Nakajima, Kyohei Mori, Hydrophilic and Hydrophobic double MPL Coated Gas Diffusion Layer for Enhanced Performance of Polymer Electrolyte Fuel Cells under No-Humidification at the Cathode, Journal of Power Sources, Vol.199, pp.29-36, 2012.02.
73. Mari Nagata, Masahito Fujita, Motohira Yamada, Tatsumi Kitahara, Evaluation of Tribological Properties of Bearing Materials for Marine Diesel Engines Utilizing Acoustic Emission Technique, Tribology International, Vol.46, pp183-189, 2012.02.
74. Tatsumi Kitahara, Hironori Nakajima, Kyohei Mori, Hydrophilic and Hydrophobic Double MPL Coated GDL to enhance PEFC Performance under Low and High Humidity Conditions, ECS Transactions, Vol.41, pp.593-601, 2011.10.
75. Yasutaka Takazono, Hironori Nakajima, Tatsumi Kitahara, Effect of Gas Flow Channel without Cathode Humidification Analyzed with Electrochemical Impedance Spectroscopy, Proceedings of the 4th World Hydrogen Technologies Convention, Vol.35, pp.1087-1105, 2011.09.
76. Hironori Nakajima, Tatsumi Kitahara, Current Distribution Analysis of a Microtubular Solid Oxide Fuel Cell with Surface Temperature Measurements, ECS Transactions, Vol.35, pp.1087-1105, 2011.05.
77. Kazuto Tsuda, Yasutaka Takazono, Tatsumi Kitahara, Hironori Nakajima, Development of a PEFC with Serpentine Hybrid Pattern Gas Channels (4th Report, PEFC Performance without Humidification), Transactions of JSME, Vol.77, No.776, pp.1138-1146.
78. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Masato Kazama, Influences of Microporous Layer Design Parameters for Gas Diffusion Layer on Permeability and PEFC Performance, Journal of Environment and Engineering, Vol.6, No.1, pp.17-27, 2011.01.
79. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Junichiro Shiraishi, Hydrophilic and Hydrophobic Double MPL Coated Gas Diffusion Layer for Ehnanced PEFC Performance under No-Humidification at the Cathode, Transactions of JSME, Vol.76, No.772, pp.2218-2226.
80. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Yuji Seguchi, Influence of Gas Diffusion Layers on PEFC Performance under No-Humidification Using Anode Gas Recirculation, Transactions of JSME, Vol.76, No.771, pp.1956-1963.
81. Hironori Nakajima, Tatsumi Kitahara, Toshiaki Konomi, Electrochemical Impedance Spectroscopy Analysis of an Anode-Supported Microtubular Solid Oxide Fuel Cell, Journal of The Electrochemical Society, Vol.157, No.11, pp.B1686-B1692, 2010.11.
82. Yasutaka Takazono, Kazuto Tsuda, Tatsumin Kitahara, Hironori Nakajima, Toshiaki Konomi, Development of a PEFC with Serpentine-Interdigitated Hybrid Pattern Gas Channels, ECS Transactions, Vol.33, pp.927-935, 2010.10.
83. Hironori Nakajima, Tatsumin Kitahara, Toshiaki Konomi, Effect of Flow Field Pattern and Microporous Layer on Gas Purge of a Polymer Electrolyte Fuel Cell, ECS Transactions, Vol.33, pp.937-944, 2010.10.
84. Tatsumi Kitahara, Hironori Nakajima, Toshiaki Konomi, Influence of Hydrophilic and Hydrophobic Double MPL Coated GDL on PEFC Performance without Cathode Humidification, ECS Transactions, Vol.33, pp.1089-1097, 2010.10.
85. Development of a PEFC with Serpentine Hybrid Pattern Gas Channels (3rd Report, Effects of Co- and CounterFlows on the Stability of the Output Voltage).
86. Tatsumi Kitahara, Improved Load Carrying Capacity of Crosshead Bearings, 2009 Award Papers of the Japan Institution of Marine Engineering, English Home Page, AW5, pp.1-10, 2010.05.
87. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Microporous Layer Coated Gas Diffusion Layer for Enhanced Performance of Polymer Electrolyte Fuel Cells, Journal of Power Sources, Vol.195, pp.2202-2211, 2010.04.
88. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Yuji Seguchi, Influences of Anode Gas Recirculation on the PEFC Performance under No-Humidification at the Cathode, Transactions of JSME, Vol.76, No.761, pp.95-100..
89. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Junichiro Shiraishi, Influences of PTFE Content in Microporous Layer Costed Gas Diffusion Layer on Hydrophobicity and PEFC Performance, Transactions of JSME, Vol.76, No.761, pp.101-107..
90. Cyclic Voltammetry Analysis of the Cathode Active Catalyst Area of a Power Generating Polymer Electrolyte Fuel Cell.
91. Naozumi Arimoto, Shigeki Takeshima, Tatsumi Kitahara, Thermal Degradation and Scuffing Resistance of Marine Cylinder Oil under High Temperature, Proceedings of the 8th International Symposium on Marine Engineering, ISME 2009, 2009.10.
92. Hironori Nakajima, Toshiaki Konomi, Tatsumi Kitahara, Thermal Analysis of a Micro Tubular Solid Oxide Fuel Cell Using Electrochemical Impedance Spectroscopy, ECS Transactions, Vol.25, No.2, pp.359-368 , 2009.09.
93. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Influence of Gas Diffusion Layers with Microporous Layer on the Performance of Polymer Electrolyte Fuel Cells, ECS Transactions, Vol.25, No.1, pp.1735-1744 , 2009.09.
94. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Makoto Murata, Effects of Design Parameters in Paper Type Gas Diffusion Layer on the Performance of Polymer Electrolyte Fuel Cells, Journal of Environment and Engineering, Vol.4, No.2, pp.338-345, 2009.09.
95. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Masato Kazama, Influences of Microporous Layer Design Parameters for Gas Diffusion Layer on Permeability and PEFC Performance, Transactions of JSME, Vol.75, No.755, pp.1524-1531..
96. Impedance Analysis of a Micro Tubular Solid Oxide Fuel Cell (2nd Report, Separation of the Anode and Cathode Overpotentials).
97. Impedance Analysis of a Micro Tubular Solid Oxide Fuel Cell (1st Report, Separate Analysis of the Impedance of the Anode and Cathode).
98. Development of a PEFC with Serpentine Hybrid Pattern Gas Channels (2nd Report, Effects of the Flow Velocity in a Low Pressure Chanenl).
99. Development of a PEFC with Serpentine Hybrid Pattern Gas Channels (1st Report, Design and Performance of the PEFC).
100. Analysis of Electric Generation Distibution on a PEFC Electrode (4th Report, Electric Generation Distribution on a PEFC with Hot Press MEGA).
101. Analysis of Electric Generation Distibution on a PEFC Electrode (3rd Report, Electric Generation Distribution in a PEFC Analyzed by Partial Electrode Method).
102. Analysis of Water Balance in a PEFC at Transient Operation Mode (Effects of the Properties of Gas Diffusion Layers on the Concentration Overpotential in a PEFC with Serpentine Flow Channels Under Start-Up Mode).
103. Hironori Nakajima, Toshiaki Konomi, Tatsumi Kitahara, Hideaki Tachibana, Electrochemical Impedance Parameters for the Diagnosis of a Polymer Electrolyte Fuel Cell Poisoned by Carbon Monoxide in Reformed Hydrogen Fuel, Transactions of the ASME, Journal of Fuel Cell Science and Technology , Vol.5, No.4, 041013, pp.1-6, 2008.11.
104. Takuya Hoshiko, Hironori Nakajima, Toshiaki Konomi, Tatsumi Kitahara, Shoichiro Kita, Estimation of Water Layer Thickness Adjacent to the Cathode Catalyst Layer of a PEFC, ECS Transactions, Vol.16, No.2, pp.2117-2123, 2008.10.
105. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Yoshinobu Tateishi, Makoto Murata, Nico Haak, Peter Wilde, Best Combination of Gas Diffusion Layers for Polymer Electrolyte Fuel Cell under Cathode Condition of Very Low Humidity, ECS Transactions, Vol.16, No.2, pp.1603-1613, 2008.10.
106. Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Yoshinobu Tateishi, Influences of Gas Diffusion Layer Permeability on the Performance of Polymer Electrolyte Fuel Cells, Transactions of JSME, Vol.74, No.746, pp.2221-2228..
107. Toshiro Hamatake, Mitsuhiro Soejima, Tatsumi Kitahara, An Analytical Study on the Mixed Lubrication of a Piston Ring Pack in a Reciprocating Engine , Proceedings of Lubrication Management and Technology Conference, LUBMAT2008, pp.1-8, 2008.06.
108. Mitsuhiro Soejima, Toshiro Hamatake, Tatsumi Kitahara, Studies on Reduction of Frictional Power Loss for Diesel Engine, Proceedings of Lubrication Management and Technology Conference, LUBMAT2008, pp.1-8, 2008.06.
109. Estimation of Water Layer Thickness at the Cathode Catalyst Layer Surface of Polymer Electrolyte Fuel Cells from Diffusion Impedance Analysis.
110. Development of a PEFC with Parallel Hybrid Pattern Gas Channels (3rd Report, Effects of GDL Design Parameters on PEFC Performance in Interdigitated Gas Channels).
111. Development of a PEFC with Parallel Hybrid Pattern Gas Channels (2nd Report, Performance and Flooding under the Rib of Interdigitated Gas Channels).
112. Development of a PEFC with Parallel Hybrid Pattern Gas Channels (1st Report, Design and Performance Test of the Gas Channels).
113. Analysis of Electric Generation Distribution on a PEFC Electrode (2nd Report, Electric Generation Distribution on a PEFC with Ribs and Flow Channels of 2mm Width).
114. Effects of Design Parameters in Paper Type Gas Diffusion Layer on the Performance of Polymer Electrolyte Fuel Cells (Measures to Prevent Flooding and Drying-Up).
115. Makoto Murata, Tatsumi Kitahara, Toshiaki Konomi, Hironori Nakajima, Nico Haak, Peter Wilde, New Approach to Understanding Dominant Factors for GDL Water Management Capability, Extended Abstracts Book of 2007 Fuel Cell Seminar, CD-ROM, pp.1-4, 2007.10.
116. Hironori Nakajima, Toshiaki Konomi, Tatsumi Kitahara, Direct water balance analysis on a polymer electrolyte fuel cell (PEFC) : Effects of hydrophobic treatment and micro-porous layer addition to the gas diffusion layer of a PEFC on its performance during a simulated start-up operation, Journal of Power Sources, Vol.171, pp.457-463, 2007.09, 2007.09.
117. Tribology of Marine Diesel Engines.
118. Tatsumi Kitahara, Improved Scuffing Resistance of Marine Cylinder Oil under High Temperature Condition, 2006 Award Papers of the Japan Institution of Marine Engineering, English Home Page, AW1, pp.1-7, 2007.05.
119. Kitahara Tatsumi, Accurate Measurement of Oil Film Thickness Using LIF Method to Improve Load Carrying Capacity of Crosshead Bearings, Proceedings of the 25th CIMAC World Congress on Combustion Engines Technology, CD-ROM, Paper No.42, pp.1-13, 2007.05, 大形2サイクルディーゼル機関のクロスヘッド軸受の油膜厚さをレーザー誘起蛍光法で精度良く測定する手法を開発し詳細な油膜特性を明らかにするとともに,負荷能力を向上させるための適正な軸受すき間比とテーパ付き油溝形状に関する設計指針を明確にしたものであり,大形機関の耐久性と信頼性を高める上で多大な貢献ができるものである。.
120. Tatsumi Kitahara, Toshiaki Konomi, Makoto Murata, Norbert Berg, Peter Wilde, Influences of Gas Diffusion Layer Design Parameters on the Performance of Polymer Electrolyte Fuel Cells, ECS Transactions, Vol.5, 2007.05.
121. Analysis of Electric Generation Distribution on PEFC Electrode (1st Report, Electric Generation Distribution under Rib and Gas Channel on 1mm Rib Width Cell).
122. Tatsumi Kitahara, Toshiaki Konomi, Makoto Murata, Norbert Berg, Peter Wilde, Influence of GDL Design Parameters on PEFC Performance, Extended Abstracts Book of 2006 Fuel Cell Seminar, CD-ROM, pp.1-4, 2006.11.
123. Tatsumi Kitahara, Daisuke Nakahara, Vibration Monitoring to Diagnose Incipient Seizure of Crosshead Bearings, Journal of the Japan Institution of Marine Engineering, Vol.41, Special Issue, pp.78-84, 2006.09.
124. Tatsumi Kitahara, Daisuke Nakahara, Improved Load Carrying Capacity of Crosshead Bearings (Measurement of Oil Film Thickness using LIF Method), Transactions of JSME, Vol.72, No.720, pp.2668-2675..
125. Mitsuhiro Soejima, Yutaro Wakuri, Toshiro Hamatake, Tatsumi Kitahara, Studies on Microtopography of Oil-Film for Piston Rings, Proceedings of the European Conference in Lubrication Management and Technology, LUBMAT2006, pp.1-8, 2006.06.
126. Tatsumi Kitahara, Masaru Otsubo, Daisuke Nakahara, Influence of Taper Geometry Modified Oil-Grooves on Load Carrying Capacity of Crosshead Bearings, JSME International Journal, Series C, Vol.49, N0.2, pp.618-624, 2006.06.
127. Tatsumi Kitahara, Toshiaki Konomi, Effects of Clamp Load on PEFC Performance and Over Voltage (Comparison of Contact Pressure between Paper and Cloth Type GDLs), Transactions of JSME, Vol.72, No.716, pp.1007-1012..
128. Analysis of Water Balance in PEFC at Transient Operation Mode (Effects of Hydrophobic Treatment and Micro Porous Layer on PEFC Performance at Starting Test Procedure Mode).
129. Effects of Design Parameters in Paper Type GDL on PEFC Performance (Effects of Hydrophobic Treatment, Micro Porous Layer and Specific Density on Performance).
130. Tatsumi Kitahara, Toshiaki Konomi, Yojiro Sasaki, Effects of Clamp Load on PEFC Performance and Over Voltage (Comparison of Performance between Paper and Cloth Type GDLs), Transactions of JSME, Vol.72, No.715, pp.752-757..
131. Tatsumi Kitahara, Shinichi Shirahama, Naozumi Arimoto, Improved Scuffing Resistance of Marine Cylinder Oil under High Temperature Condition, Journal of JIME, Vol.41, No.2, pp.303-309..
132. Kitahara Tatsumi, Detection of Abnormal Vibration to Prevent Seizure of Crosshead Bearings in Large Two-Stroke Diesel Engines, Proceedings of the 7th International Symposium on Marine Engineering, ISME2005, CD-ROM, pp1-7, 2005.10.
133. Tatsumi Kitahara, Monitoring of Abnormal Vibration to Prevent Seizure of Crosshead Bearings, 2004 Award Papers of the Japan Institution of Marine Engineering, English Home Page, AW2, pp.1-8, 2005.05, 大形2サイクルディーゼル機関のクロスヘッド軸受は,軸受面に形成される油膜が薄く焼損や破損を起こしやすい滑り軸受であり,損傷発生を防止して機関の信頼性を向上させる方策を検討することが重要な課題である。本研究ではクロスヘッド軸受の振動状態,油膜形成状態,並びに軸受温度をモニタリングすることにより,摺動面に苛酷な固体接触が発生した初期段階で潤滑状態の異常を検出し,焼付き発生を防止する診断法について開発した。.
134. Tatsumi Kitahara, Masaru Otsubo, Daisuke Nakahara, Influences of Taper Geometry Modified Oil-Grooves on Load Carrying Capacity of Crosshead Bearings, Transactions of JSME, Vol.71, No.703, pp.1102-1108..
135. Koji Takasaki, Hiroshi Tajima, Tatsumi Kitahara, A.Strom, Tadashi Katafuchi, Characteristics of Trouble-Making Bunker Fuel Oil, Proceedings of the 5th international colloquium fuels, CD-ROM, pp.1-9, 2005.01.
136. Kitahara Tatsumi, Improved Load-Carrying Capacity of Crosshead Bearings by Incorporating Taper Geometry in Oil Grooves, Proceedings of the 24th CIMAC World Congress on Combustion Engine Technology, CD-ROM, Paper No.89, pp.1-11, 2004.06.
137. Yutaro Wakuri, Toshiro Hamatake, Mitsuhiro Soejima, Tatsumi Kitahara, Studies on Tribology between Cylinder Liner and Piston Ring in Marine Diesel Engine-Past 30 years, Proceedings of the 24th CIMAC World Congress on Combustion Engine Technology, CD-ROM, Paper No.46, pp.1-16, 2004.06.
138. How to Detect Trouble-making Bunker Fuel Oil.
139. Tatsumi Kitahara, Hiroaki Yamamoto, Masaru Yamamoto, Daisuke Nakahara, Monitoring of Abnormal Vibration to Prevent Seizure of Crosshead Bearings, Journal of JIME, Vol.39, No.5, pp.335-342..
140. Analysis and Measurement of Piston Ring Tribology for Marine Diesel Engines.
141. Influences of Wedge Geometry Incorporated Oil-Grooves on Lubrication Characteristics for Crosshead-Pin Bearings.
142. Toshiro Hamatake, Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Effects of Lubricant Viscosity on the Mixed Lubrication of a Piston Ring Pack in an Internal Combustion Engine, Lubrication Science, Vol.15, No.2, pp.101-117, 2003.02.
143. Tatsumi Kitahara, Kotaro Fujisaki, Atsushi Okado, Motohira Yamada, Influence of Overlay on Seizure Resistance of Crosshead-Pin Bearings, Transactions of JSME, Vol.68, No.665, pp.255-262..
144. Kitahara Tatsumi, Influence of Used Oil on Piston Ring Friction, Proceedings of International Tribology Conference, ITC2000, pp.2017-2022, 2001.10.
145. Effects of Lubricant Viscosity on the Mixed Lubrication of a Piston Ring Pack in an Internal Combustion Engine.
146. Tatsumi Kitahara, Kotaro Fujisaki, Hidetsugu Yamamoto, Influence of Used Oil on Piston Ring Friction, Transactions of JSME, Vol.67, No.658, pp.2019-2025..
147. Kitahara Tatsumi, Development of Lead-Free Tin-Copper Overlay Plated Aluminum-Tin Alloy for Crosshead-Pin Bearings, Proceedings of the 23rd CIMAC World Congress on Combustion Engine Technology, pp.700-710, 2001.05.
148. Toshiro Hamatake, Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Some Studies on the Tribology of Diesel Engines, Proceedings of the 23rd CIMAC World Congress on Combustion Engine Technology, pp.1426-1440, 2001.05.
149. Toshiro Hamatake, Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Studies on the Mixed Lubrication of Piston Rings, Bulletin of the Marine Engineering Society in Japan, Vol.28, No.2, pp.63-72, 2000.10.
150. Toshiro Hamatake, Yutaro Wakuri, Tatsumi Kitahara, Mixed Lubrication of a Crosshead-Pin Bearing in a Large Marine Diesel Engine, Proceedings of the 6th International Symposium on Marine Engineering, ISME2000, pp.917-922, 2000.10.
151. Studies on the Mixed Lubrication of Piston Rings.
152. Study on Total Friction Loss of Engine-Influence of Multigrade Oil.
153. Tatsumi Kitahara, Yutaro Wakuri, Toshiro Hamatake, Kotaro Fujisaki, Lubrication Characteristics of an Externally Pressurized Crosshead-Pin Bearing, Transactions of JSME, Vol.65, No.636, pp.3401-3407..
154. Mitsuhiro Soejima, Yoshito Ejima, Yutaro Wakuri, Tatsumi Kitahara, Improvement of Lubrication for Cam and Follower, Tribology Transactions, 10.1080/10402009908982279, 42, 4, 755-762, Vol.42, No.4, pp.755-762, 1999.04.
155. Yutaro Wakuri, Tatsumi Kitahara, Toshiro Hamatake, Mitsuhiro Soejima, Load Carrying Capacity of an Externally Pressurized Crosshead-Pin Bearing for Large Size Two-Stroke Diesel Engines, Proceedings of the 22nd CIMAC International Congress on Combustion Engines, Vol.6, pp.1523-1537, 1998.05.
156. Friction Characteristics of Piston and Piston Rings.
157. Experimental Studies on an Externally Pressurized Crosshead-Pin Bearing.
158. Mixed Lubrication Characteristics of Piston Rings.
159. Yutaro Wakuri, Tatsumi Kitahara, Toshiro Hamatake, Mitsuhiro Soejima, Friction Characteristics of Piston Rings in a Diesel Engine, Proceedings of the International Tribology Conference, ITC1995, pp.1453-1458, 1996.08.
160. Ian Taylor, Tatsumi Kitahara, Tadashi Saito, Richard Coy, Piston Assembly Friction and Wear: The influence of Lubricant Viscometry, Proceedings of the International Tribology Conference, ITC1995, pp.1423-1428, 1996.08.
161. Toshiro Hamatake, Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Mixed Lubrication of an Oil-Control Ring in a Piston Engine, Proceedings of the International Tribology Conference, ITC1995, pp.1429-1434, 1996.08.
162. Characteristics of Piston Ring Friction (Influences of Piston Ring Specifications).
163. Yutaro Wakuri, Mitsuhiro Soejima, Yoshito Ejima, Toshiro Hamatake, Tatsumi Kitahara, Studies on Friction Characteristics of Reciprocating Engines, SAE Transactions, Journal of Fuel & Lubricants, Vol.104, pp.1463-1477, 1995.10.
164. Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Masatoshi Nunotani, Yukimasa Kabe, Characteristics of Piston Ring Friction (Influences of Lubricating Oil Properties), JSME International Journal, Series C, 38, 3, 593-600, Vol.38, No.3, pp.593-600, 1995.09.
165. Toshiro Hamatake, Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Kazunori Matsui, Studies on the Friction Characteristics of Piston Rings in Internal Combustion Engines, Proceedings of the 5th International Symposium on Marine Engineering, ISME1995, pp.142-149, 1995.07.
166. Mitsuhiro Soejima, Yutaro Wakuri, Toshiro Hamatake, Tatsumi Kitahara, Measurement Method of Total Friction Loss in Internal Combustion Engines, Proceedings of the 5th International Symposium on Marine Engineering, ISME1995, pp.150-157, 1995.07.
167. Mitsuhiro Soejima, Yutaro Wakuri, Tatsumi Kitahara, Yoshito Ejima, Yasuhiko Nakakata, Studies on the Measuring Method of the Total Friction Loss of Internal Combustion Engines, JSAE Review, Vol.15, No.2, pp.101-107, 1994.04.
168. Toshiro Hamatake, Tatsumi Kitahara, Yutaro Wakuri, Mitsuhiro Soejima, Friction Characteristics of Piston Rings in a Reciprocating Engine, Lubrication Science, Vol.6, No.1, pp.21-40, 1993.10.
169. Yutaro Wakauri, Mitsuhiro Soejima, Tatsumi Kitahara, Studies on the Friction Characteristics of Piston Ring in a Diesel Engine, Proceedings of the 20th CIMAC International Congress on Combustion Engines, D-21, pp.1-16, 1993.05.
170. Piston Ring Friction in Internal Combustion Engines.
171. Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Masatoshi Nunotani, Masaru Otsubo, Studies on the Characteristics of Piston Ring Friction, JSAE Review, Vol.13, No.2, pp.48-53.
172. Toshiro Hamatake, Tatsumi Kitahara, Yutaro Wakuri, Mitsuhiro Soejima, Friction Characteristics of Piston Ring in a Reciprocating Engine, Proceedings of the 8th International Colloquium on Tribology, Vol.1, pp.11.5.1-11.5.14, 1992.01.
173. Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Kenji Kishishita, Evaluation of Friction and Scuffing Resistance of Ceramics for Cylinder Liner and Piston Ring, Proceedings of the 5th International Congress on Tribology, Vol.4, pp.66-71, 1989.06.
174. Yutaro Wakuri, Mitsuhiro Soejima, Tatsumi Kitahara, Toru Maeda, Shunji Xu, Kotaro Fujisaki, Experimental Studies on Friction and Scuffing Resistance of Ceramics for Cylinder Liner and Piston Ring, JSME International Journal, Series Ⅲ, 34, 2, 271-277, Vol.34, No.2, pp.271-277, 1991.06.