研究業績

査読付学術論文

  1. Y. Ikeda, Y. Cho, and Y. Murakami, "Thermogalvanic energy harvesting from forced convection cooling of 100–200 °C surfaces generating high power density," Sustainable Energy & Fuels, Published online, 2021.
    DOI: 10.1039/D1SE01264A
  2. Y. Murakami and K. Kamada, "Kinetics of Photon Upconversion by Triplet-Triplet Annihilation: A Comprehensive Tutorial," Physical Chemistry Chemical Physics, vol. 23, pp. 18268–18282, 2021.
    DOI: 10.1039/D1CP02654B
  3. X. Wang, R. Enomoto, and Y. Murakami, "Ionic Additive Strategy to Control Nucleation and Generate Larger Single Crystals of 3D Covalent Organic Frameworks," Chemical Communications, vol. 57, pp. 6656–6659, 2021.
    DOI: 10.1039/D1CC01857D
  4. T. Imaizumi, R. Takehara, Y. Yamashita, T. Yagi, F. Ishiwari, Y. Shoji, X. Wang, Y. Murakami, T. Nishino, and T. Fukushima, "Thermal Transport Properties of an Oriented Thin Film of a Paraffinic Tripodal Triptycene," Japanese Journal of Applied Physics, vol. 60, pp. 038002-1–038002-3, 2021.
    DOI: 10.35848/1347-4065/abe340
  5. 村上 陽一,“可視光を紫外光に変換する光アップコンバージョン”(査読付レビュー論文), 光化学/Photochemistry, vol. 51, pp. 138–145, 2020.
    J-GLOBAL ID: 202102233625023320
  6. Y. Murakami, A. Motooka, R. Enomoto, K. Niimi, A. Kaiho, and N. Kiyoyanagi, "Visible-to-Ultraviolet (<340 nm) Photon Upconversion by Triplet–Triplet Annihilation in Solvents," Physical Chemistry Chemical Physics, vol. 22, pp. 27134–27143, 2020.
    DOI: 10.1039/D0CP04923A
  7. 村上 陽一,池田 寛,“熱電気化学発電の強制対流冷却への統合”, Thermal Science and Engineering, vol. 28, pp. 15–28, 2020.
    DOI: 10.11368/tse.28.15
  8. Y. Ikeda, K. Fukui, and Y. Murakami, "Integration of Thermo-Electrochemical Conversion into Forced Convection Cooling," Physical Chemistry Chemical Physics, vol. 21, pp. 25838–25848, 2019.
    DOI: 10.1039/c9cp05028k
  9. 村上 陽一,“三重項-三重項消滅を用いた光アップコンバージョン: イオン液体を溶媒とした試料の開発,特長,および光物理特性”(査読付展望解説論文), 放射線化学, no. 107, pp. 27–34, 2019.
    Publisher PDF
  10. Y. Murakami, S. K. Das, Y. Himuro, and S. Maeda, "Triplet-Sensitized Photon Upconversion in Deep Eutectic Solvents," Physical Chemistry Chemical Physics, vol. 19, pp. 30603–30615, 2017.
    DOI: 10.1039/C7CP06494B
  11. Y. Murakami, Y. Himuro, T. Ito, R. Morita, K. Niimi, and N. Kiyoyanagi, "Transparent and Nonflammable Ionogel Photon Upconverters and Their Solute Transport Properties," Journal of Physical Chemistry B, vol. 120, pp. 748–755, 2016.
    DOI: 10.1021/acs.jpcb.5b09880
  12. Y. Murakami, T. Ito, and A. Kawai, "Ionic Liquid Dependence of Triplet-Sensitized Photon Upconversion," Journal of Physical Chemistry B, vol. 118, pp. 14442–14451, 2014.
    DOI: 10.1021/jp508901d
  13. T. Moteki, D. Nukaga, Y. Murakami, S. Maruyama, and T. Okubo, "Influence of Zeolite Catalyst Supports on the Synthesis of Single-Walled Carbon Nanotubes: Framework Structures and Si/Al Ratios," Journal of Physical Chemistry C, vol. 118, pp. 23664–23669, 2014.
    DOI: 10.1021/jp501322s
  14. S. Kazaoui, S. Cook, N. Izard, Y. Murakami, S. Maruyama, and N. Minami, "Photocurrent Quantum Yield of Semiconducting Carbon Nanotubes: Dependence on Excitation Energy and Exciton Binding Energy," Journal of Physical Chemistry C, vol. 118, pp. 18059–18063, 2014.
    DOI: 10.1021/jp500105f
  15. Y. Murakami, H. Kikuchi, and A. Kawai, "Kinetics of Photon Upconversion in Ionic Liquids: Time-Resolved Analysis of Delayed Fluorescence," Journal of Physical Chemistry B, vol. 117, pp. 5180–5187, 2013.
    DOI: 10.1021/jp401474n
  16. Y. Murakami, H. Kikuchi, and A. Kawai, "Kinetics of Photon Upconversion in Ionic Liquids: Energy Transfer between Sensitizer and Emitter Molecules," Journal of Physical Chemistry B, vol. 117, pp. 2487–2494, 2013.
    DOI: 10.1021/jp3124082
  17. R. Gresback, Y. Murakami, Y. Ding, R. Yamada, K. Okazaki, and T. Nozaki, "Optical Extinction Spectra of Silicon Nanocrystals: Size Dependence upon the Lowest Direct Transition," Langmuir, vol. 29, pp. 1802–1807, 2013.
    DOI: 10.1021/la3042082
  18. R. Xiang, E. Einarsson, Y. Murakami, J. Shiomi, S. Chiashi, Z. Tang, and S. Maruyama, "Diameter Modulation of Vertically Aligned Single-Walled Carbon Nanotubes," ACS Nano, vol. 6, pp. 7472–7479, 2012.
    DOI: 10.1021/nn302750x
  19. 村上 陽一,“太陽光高効率利用に向けた相安定な光アップコンバーターの開発”, Thermal Science and Engineering, vol. 20, pp. 15–26, 2012.
    DOI: 10.11368/tse.20.15
  20. T. Moteki, Y. Murakami, S. Noda, S. Maruyama, and T. Okubo, "Zeolite Surface as a Catalyst Support Material for Synthesis of Single-Walled Carbon Nanotubes," Journal of Physical Chemistry C, vol. 115, pp. 24231–24237, 2011.
    DOI: 10.1021/jp207930m
  21. Y. Murakami, "Photochemical Photon Upconverters with Ionic Liquids," Chemical Physics Letters, vol. 516, pp. 56–61, 2011.
    DOI: 10.1016/j.cplett.2011.09.065
  22. N. Izard, E. Gaufres, X. Le Roux, S. Kazaoui, Y. Murakami, D. Marris-Morini, E. Cassan, S. Maruyama, and L. Vivien, "Electroabsorption Study of Index-Defined Semiconducting Carbon Nanotubes," The European Physical Journal - Applied Physics, vol. 55, pp. 20401-1-20401-4, 2011.
    DOI: 10.1051/epjap/2011110034
  23. P. Zhao, E. Einarsson, R. Xiang, Y. Murakami, S. Chiashi, J. Shiomi, and S. Maruyama, "Isotope-Induced Elastic Scattering of Optical Phonons in Individual Suspended Single-Walled Carbon Nanotubes," Applied Physics Letters, vol. 99, pp. 093104-1-093104-3, 2011.
    DOI: 10.1063/1.3632076
  24. S. Takeyama, H. Suzuki, H. Yokoi, Y. Murakami, and S. Maruyama, "Aharonov-Bohm Exciton Splitting in the Optical Absorption of Chiral-Specific Single-Walled Carbon Nanotubes in Magnetic Fields up to 78 T," Physical Review B, vol. 83, pp. 235405-1-235405-4, 2011.
    DOI: 10.1103/PhysRevB.83.235405
  25. S. Moritsubo, T. Murai, T. Shimada, Y. Murakami, S. Chiashi, S. Maruyama, and Y. K. Kato, "Exciton Diffusion in Air-Suspended Single-Walled Carbon Nanotubes," Physical Review Letters, vol. 104, pp. 247402-1-247402-4, 2010.
    DOI: 10.1103/PhysRevLett.104.247402
  26. R. Xiang, E. Einarsson, J. Okawa, T. Thurakitseree, Y. Murakami, J. Shiomi, Y. Ohno, and S. Maruyama, "Parametric Study of Alcohol Catalytic Chemical Vapor Deposition for Controlled Synthesis of Vertically Aligned Single-Walled Carbon Nanotubes," Journal of Nanoscience and Nanotechnology, vol. 10, pp. 3901-3906, 2010.
    DOI: 10.1166/jnn.2010.2011
  27. Z. Y. Zhang, E. Einarsson, Y. Murakami, Y. Miyauchi, and S. Maruyama, "Polarization Dependence of Radial Breathing Mode Peaks in Resonant Raman Spectra of Vertically Aligned Single-Walled Carbon Nanotubes," Physical Review B, vol. 81, pp. 165442-1-165442-9, 2010.
    DOI: 10.1103/PhysRevB.81.165442
  28. 村上 陽一,河野 淳一郎,“カーボンナノチューブの非線形発光特性: 一次元における高密度励起子の挙動”, Thermal Science and Engineering, vol. 18, pp. 45-56, 2010.
    DOI: 10.11368/tse.18.45
  29. H. Suzuki, Y. Otsubo, R. Shen, E. Kojima, Y. Murakami, J. Shiomi, S. Maruyama, and S. Takeyama, "Magneto-Absorption Spectra from Selected Chirality of Single-Walled Carbon Nanotubes," Journal of Low Temperature Physics, vol. 159, pp. 267-271, 2010.
    DOI: 10.1007/s10909-009-0113-7
  30. P. Zhao, E. Einarsson, R. Xiang, Y. Murakami, and S. Maruyama, "Controllable Expansion of Single-Walled Carbon Nanotube Dispersions Using Density Gradient Ultracentrifugation," Journal of Physical Chemistry C, vol. 144, pp. 4831-4834, 2010.
    DOI: 10.1021/jp910959s
  31. T. Yamamoto, Y. Murakami, J. Motoyanagi, T. Fukushima, S. Maruyama, and M. Kato, "An Analytical System for Single Nanomaterials: Combination of Capillary Electrophoresis with Raman Spectroscopy or with Scanning Probe Microscopy for Individual Single-Walled Carbon Nanotube Analysis," Analytical Chemistry, vol. 81, pp. 7336-7341, 2009.
    DOI: 10.1021/ac901197v
  32. Y. Murakami and J. Kono, "Existence of an Upper Limit on the Density of Excitons in Carbon Nanotubes by Diffusion-Limited Exciton-Exciton Annihilation: Experiment and Theory," Physical Review B, vol. 90, pp. 035432-1-035432-10, 2009.
    DOI: 10.1103/PhysRevB.80.035432
  33. R. Xiang, T. Wu, E. Einarsson, Y. Suzuki, Y. Murakami, J. Shiomi, and S. Maruyama, "High-Precision Selective Deposition of Catalyst for Facile Localized Growth of Single-Walled Carbon Nanotubes," Journal of the American Chemical Society, vol. 131, pp. 10344-10345, 2009.
    DOI: 10.1021/ja902904v
  34. Y. Murakami, B. Lu, S. Kazaoui, N. Minami, T. Okubo, and S. Maruyama, "Photoluminescence Sidebands of Carbon Nanotubes Below the Bright Singlet Excitonic Levels," Physical Review B, vol. 79, pp. 195407-1- 195407-5, 2009.
    DOI: 10.1103/PhysRevB.79.195407
  35. T. Yamamoto, J. Motoyanagi, Y. Murakami, Y. Miyauchi, S. Maruyama, and M. Kato, "Surfactant-Stabilized Single-Walled Carbon Nanotubes Using Triphenylene Derivatives Remain Individually Dispersion in Both Liquid and Dried Solid States," Applied Physics Express, vol. 2, pp. 055501-1-055501-3, 2009.
    DOI: 10.1143/APEX.2.055501
  36. Y. Murakami and S. Maruyama, "Effect of Dielectric Environment on the Ultraviolet Optical Absorption of Single-Walled Carbon Nanotubes," Physical Review B, vol. 79, pp. 155445-1- 155445-5, 2009.
    DOI: 10.1103/PhysRevB.79.155445
  37. Y. Murakami and J. Kono, "Nonlinear Photoluminescence Excitation Spectroscopy of Carbon Nanotubes: Exploring the Upper Density Limit of One-Dimensional Excitons," Physical Review Letters, vol. 102, pp. 037401-1-037401-4, 2009.
    DOI: 10.1103/PhysRevLett.102.037401
  38. K. Matsuda, T. Inoue, Y. Murakami, S. Maruyama, and Y. Kanemitsu, "Exciton Fine Structure in a Single Carbon Nanotube Revealed through Spectral Diffusion," Physical Review B, vol. 77, pp. 193405-1-193405-4, 2008.
    DOI: 10.1103/PhysRevB.77.193405
  39. S. Chiashi, Y. Murakami, Y. Miyauchi, and S. Maruyama, "Temperature Dependence of Raman Scattering from Single-Walled Carbon Nanotubes: Undefined Radial Breathing Mode Peaks at High Temperatures," Japanese Journal of Applied Physics, vol. 47, pp. 2010-2015, 2008.
    DOI: 10.1143/JJAP.47.2010
  40. E. Einarsson, Y. Murakami, M. Kadowaki, and S. Maruyama, "Growth Dynamics of Vertically Aligned Single-Walled Carbon Nanotubes from In Situ Measurements," Carbon, vol. 46, pp. 923-930, 2008.
    DOI: 10.1016/j.carbon.2008.02.021
  41. K. Matsuda, T. Inoue, Y. Murakami, S. Maruyama, and Y. Kanemitsu, "Exciton Dephasing and Multiexciton Recombinations in a Single Carbon Nanotube," Physical Review B, vol. 77, pp. 033406-1-033406-4, 2008.
    DOI: 10.1103/PhysRevB.77.033406
  42. Y. Ohno, S. Iwasaki, Y. Murakami, S. Kishimoto, S. Maruyama, and T. Mizutani, "Excitonic Transition Energies in Single-Walled Carbon Nanotubes: Dependence on Environmental Dielectric Constant," Physica Status Solidi (b), vol. 244, pp. 4002-4005, 2007.
    DOI: 10.1002/pssb.200776124
  43. Y. Hashimoto, Y. Murakami, S. Maruyama, and J. Kono, "Anisotropic Decay Dynamics of Photoexcited Aligned Carbon Nanotube Bundles," Physical Review B, vol. 75, pp. 245408-1-245408-5, 2007.
    DOI: 10.1103/PhysRevB.75.245408
  44. Y. Ohno, S. Iwasaki, Y. Murakami, S. Kishimoto, S. Maruyama, and T. Mizutani, "Chirality-Dependent Environmental Effect in Photoluminescence of Single-Walled Carbon Nanotubes," Physical Review B, vol. 73, pp. 235427-1-235427-5, 2006.
    DOI: 10.1103/PhysRevB.73.235427
  45. T. Inoue, K. Matsuda, Y. Murakami, S. Maruyama and Y. Kanemitsu, "Diameter Dependence of Exciton-Phonon Interaction in Individual Single-Walled Carbon Nanotubes Studied by Microphotoluminescence Spectroscopy," Physical Review B, vol. 73, pp. 233401-1-233401-4, 2006.
    DOI: 10.1103/PhysRevB.73.233401
  46. M. Tamura, Y. Kemmochi, Y. Murakami, N. Chino, M. Ogura,, S. P. Naik, M. Takai, Y. Tsuji, S. Maruyama, and T. Okubo, "Synthesis of Single-Walled Carbon Nanotubes in Mesoporous Silica Film and their Field Emission Property," Applied Physics A, vol. 84, pp. 247-250, 2006.
    DOI: 10.1007/s00339-006-3615-z
  47. Y. Murakami and S. Maruyama, "Detachment of Vertically Aligned Single-Walled Carbon Nanotube Films from Substrates and their Re-attachment to Arbitrary Surfaces," Chemical Physics Letters, vol. 422, pp. 575-580, 2006. 
    DOI: 10.1016/j.cplett.2006.02.103
  48. S. Noda, H. Sugime, T. Osawa, Y. Tsuji, S. Chiashi, Y. Murakami, and S. Maruyama, "A Simple Combinatorial Method to Discover Co-Mo Binary Catalysts that Grow Vertically Aligned Single Walled Carbon Nanotubes," Carbon, vol. 44, pp. 1414-1419, 2006.
    DOI: 10.1016/j.carbon.2005.11.026
  49. S. Yamashita, Y. Inoue, S. Maruyama, Y. Murakami, H. Yaguchi, T. Kotake, and S. Y. Set, "Mode-Locked Fiber Lasers using Adjustable Saturable Absorption in Vertically Aligned Carbon Nanotubes," Japanese Journal of Applied Physics, vol. 45, pp. L17-L19, 2006.
    DOI: 10.1143/JJAP.45.L17
  50. S. Yoo, Y. Jung, D. S. Lee, W. T. Han, K. Oh, Y. Murakami, T. Edamura, S. Maruyama, "Optical Anisotropy in Single-Walled Carbon Nanotubes," Optics Letters, vol. 30, pp. 3201-3203, 2005.
    DOI: 10.1364/OL.30.003201
  51. Y. Murakami, E. Einarsson, T. Edamura, and S. Maruyama, "Polarization Dependent Optical Absorption Properties of Single-Walled Carbon Nanotubes and Methodology for the Evaluation of their Morphology," Carbon, vol. 43, pp. 2664-2676, 2005.
    DOI: 10.1016/j.carbon.2005.05.036
  52. S. Noda, Y. Tsuji, Y. Murakami, and S. Maruyama, "Combinatorial Method to Prepare Metal Nanoparticles that Catalyze the Growth of Single-Walled Carbon Nanotubes," Applied Physics Letters, vol. 86, pp. 173106-1-173106-3, 2005.
    DOI: 10.1063/1.1920417
  53. Y. Murakami, E. Einarsson, T. Edamura, and S. Maruyama, "Polarization Dependence of the Optical Absorption of Single-Walled Carbon Nanotubes," Physical Review Letters, vol. 94, no. 4, pp. 087402-1-087402-4, 2005.
    DOI: 10.1103/PhysRevLett.94.087402
  54. Y. Murakami, S. Chiashi, E. Einarsson, and S. Maruyama, "Polarization Dependence of Resonant Raman Scattering from Vertically Aligned SWNT Films," Physical Review B, vol. 71, pp. 085403-085410, 2005.
    DOI: 10.1103/PhysRevB.71.085403
  55. S. Maruyama, E. Einarsson, Y. Murakami, and T. Edamura, "Growth Process of Vertically Aligned Single-Walled Carbon Nanotubes," Chemical Physics Letters, vol. 403, pp. 320-323, 2005.
    DOI: 10.1016/j.cplett.2005.01.031
  56. Y. Ohno, Y. Kurokawa, S. Kishimoto, T. Mizutani, T. Shimada, M. Ishida, T. Okazaki, H. Shinohara, Y. Murakami, S. Maruyama, A. Sakai, and K. Hiraga, "Synthesis of Carbon Nanotube Peapods Directly on Si Substrates," Applied Physics Letters, vol. 86, pp. 023109-023111, 2005.
    DOI: 10.1063/1.1849835
  57. S. Yamashita, Y. Inoue, S. Maruyama, Y. Murakami, H. Yaguchi, M. Jablonski, and S. Y. Set, "Saturable Absorbers Incorporating Carbon Nanotubes Directly Synthesized onto Substrates/Fibers and their Applications to Mode-Locked Fiber Lasers," Optics Letters, vol. 29, pp. 1581-1583, 2004.
    DOI: 10.1364/OL.29.001581
  58. M. Kohno, T. Orii, M. Hirasawa, T. Seto, Y. Murakami, S. Chiashi, Y. Miyauchi, and S. Maruyama, "Growth of Single-Walled Carbon Nanotubes from Size-Selected Catalytic Metal Particles," Applied Physics A, vol. 79, pp. 787-790, 2004.
    DOI: 10.1007/s00339-004-2756-1
  59. H. Igarashi, H. Murakami, Y. Murakami, S. Maruyama, and N. Nakashima, "Purification and Characterization of Zeolite-Supported Single-Walled Carbon Nanotubes Catalytically Synthesized from Ethanol," Chemical Physics Letters, vol. 392, pp. 529-532, 2004.
    DOI: 10.1016/j.cplett.2004.05.104
  60. M. Hu, Y. Murakami, M. Ogura, S. Maruyama, and T. Okubo, "Morphology and Chemical State of Co-Mo Catalysts for Growth of Single-Walled Carbon Nanotubes Vertically Aligned on Quartz Substrates," Journal of Catalysis, vol. 225, pp. 230-239, 2004.
    DOI: 10.1016/j.jcat.2004.04.013
  61. S. Maruyama, Y. Murakami, Y. Shibuta, Y. Miyauchi, and S. Chiashi. "Generation of Single-Walled Carbon Nanotubes from Alcohol and Generation Mechanism by Molecular Dynamics Simulations," Journal of Nanoscience and Nanotechnology , vol. 4, pp. 360-367, 2004.
    DOI: 10.1166/jnn.2004.067
  62. Y. Murakami, S. Chiashi, Y. Miyauchi, and S. Maruyama, "Direct Synthesis of Single-Walled Carbon Nanotubes on Silicon and Quartz Based Systems," Japanese Journal of Applied Physics, vol. 43, pp. 1221-1226, 2004.
    DOI: 10.1143/JJAP.43.1221
  63. Y. Miyauchi, S. Chiashi, Y. Murakami, Y. Hayashida, and S. Maruyama, "Fluorescence Spectroscopy of Single-Walled Carbon Nanotubes Synthesized from Alcohol," Chemical Physics Letters, vol. 387, pp. 198-203, 2004.
    DOI: 10.1016/j.cplett.2004.01.116
  64. S. Chiashi, Y. Murakami, Y. Miyauchi, and S. Maruyama, "Cold Wall CVD Generation of Single-Salled Carbon Nanotubes and In Situ Raman Scattering Measurements of the Growth Stage," Chemical Physics Letters, vol. 386, pp. 89-94, 2004.
    DOI: 10.1016/j.cplett.2003.12.126
  65. Y. Murakami, S. Chiashi, Y. Miyauchi, M. Hu, M Ogura, T. Okubo, and S. Maruyama, "Growth of Vertically Aligned Single-Walled Carbon Nanotube Film on Quartz Substrates and its Optical Anisotropy," Chemical Physics Letters, vol. 385, pp. 298-303, 2004.
    DOI: 10.1016/j.cplett.2003.12.095
  66. S. Maruyama, Y. Miyauchi, Y. Murakami, and S. Chiashi, "Optical Characterization of Single-Walled Carbon Nanotubes Synthesized by Catalytic Decomposition of Alcohol," New Journal of Physics, Vol. 5, pp 149.1-149.12, 2003.
    DOI: 10.1088/1367-2630/5/1/149
  67. Y. Murakami, Y. Miyauchi, S. Chiashi, and S. Maruyama, "Direct Synthesis of High-Quality Single-Walled Carbon Nanotubes on Silicon and Quartz Substrates," Chemical Physics Letters, vol. 377, pp. 49-54, 2003.
    DOI: 10.1016/S0009-2614(03)01094-7
  68. S. Maruyama, Y. Miyauchi, T. Edamura, Y. Igarashi, S. Chiashi, and Y. Murakami, "Synthesis of Single-Walled Carbon Nanotubes with Narrow Diameter-Distribution from Fullerene," Chemical Physics Letters, vol. 375, pp. 553-559, 2003. 
    DOI: 10.1016/S0009-2614(03)00907-2
  69. Y. Murakami, S. Yamakita, T. Okubo, and S. Maruyama, "Single-Walled Carbon Nanotubes Catalytically Grown from Mesoporous Silica Thin Film," Chemical Physics Letters, vol. 375, pp. 393-398, 2003.
    DOI: 10.1016/S0009-2614(03)00871-6
  70. Y. Murakami, Y. Miyauchi, S. Chiashi, and S. Maruyama, "Characterization of Single-Walled Carbon Nanotubes Catalytically Synthesized from Alcohol," Chemical Physics Letters, vol. 374, pp. 53-58, 2003.
    DOI: 10.1016/S0009-2614(03)00687-0
  71. Y. Murakami and B. B. Mikić, "Parametric Investigation of Viscous Dissipation Effects on Optimized Air Cooling Microchanneled Heat Sinks," Heat Transfer Engineering, vol. 24, pp. 53-62, 2003.
    DOI:10.1080/01457630304047
  72. Y. Murakami and B. B. Mikić, "Parametric Optimization of Multichanneled Heat Sinks for VLSI Chip Cooling," IEEE Transactions on Components and Packaging Technologies, vol. 24, pp. 2-9, 2001.
    DOI:10.1109/6144.910795

査読付会議録論文

  1. Y. Murakami, A. Motooka, K. Niimi, A. Kaiho, and N. Kiyoyanagi, "Photon upconversion using intermolecular energy transfer for increasing sunlight utilization efficiency: The developments of visible-to-visible and visible-to-UV conversion materials," Proceedings of The Second Pacific Rim Thermal Engineering Conference (PRTEC2019), Paper#: PRTEC-24289, 5 pages, 2019.
  2. Y. Ikeda, K. Fukui, and Y. Murakami, "Thermo-galvanic electric power generation combined with forced convection cooling: The cell development and property elucidations," Proceeding of The Second Pacific Rim Thermal Engineering Conference (PRTEC2019), PRTEC-24294, 5 pages, 2019.
  3. Y. Murakami, "Photon Upconversion based on Molecular Scale Energy and Mass Transfer: Materials Development, Microscopic Kinetics, and Photophysical Properties," Proceedings of the 16th International Heat Transfer Conference (IHTC-16), IHTC16-24412, pp. 6135-6142, 2018.
    DOI: 10.1615/IHTC16.mpe.024412
  4. Y. Murakami, T. Ito, and A. Kawai, "Photon upconversion based on intermolecular energy transfers in ionic liquids: Kinetics of triplet-triplet annihilation upon formation of a molecular encounter-complex pair," Proceedings of the First Pacific Rim Thermal Engineering Conference (PRTEC2016), PRTEC-14560, 5 pages, 2016.
  5. Y. Murakami and A. Kawai, "Photon Upconversion Based on Inter-Molecular Energy Transfer in Ionic Liquids: A Technology for Utilizing Sub-Bandgap Wasted Solar Energies," Proceedings of the 15th International Heat Transfer Conference (IHTC-15), IHTC15-8514, pp. 4999-5009, 2014.
    DOI: 10.1615/IHTC15.mlt.008514
  6. Y. Murakami, "Phase-Stable Photochemical Photon Upconverters Based on Ionic Liquids for Efficient Solar Energy Utilization," Proceedings of the 243rd American Chemical Society National Meeting, Division of Fuel Chemistry, vol. 57, pp. 15-19, 2012.
    Link to Paper PDF;   Symposium Proceeding TOC
  7. K. Hoshino, Y. Murakami, S. Maruyama, K. Matsumoto, and I. Shimoyama, "Electrostatically-actuated micro cantilevers for electro-mechanical measurement of single-walled carbon nanotubes grown by catalytic CVD," Proceedings of 17th IEEE International Conference on Micro Electro Mechanical Systems, pp. 446-449, 2004.
    DOI: 10.1109/MEMS.2004.1290618
  8. Y. Murakami, S. Chiashi, Y. Miyauchi, and S. Maruyama, "Direct Synthesis of Single-Walled Carbon Nanotubes on Silicon and Quartz Based Systems," Proceedings of the International Symposium on Micro-Mechanical Engineering (ISMME), ISMME2003-105, 8 pages, 2003.
    Link to Paper PDF