国立大学法人 九州工業大学

村上研究室

論文 / 著書・解説 / 特許 / 学会発表

  論文

  1. Tatsuki Shinoda, Naoya Murakami, "Photoacoustic Fourier Transform Near- and Mid-Infrared Spectroscopy for Measurement of Energy Levels of Electron Trapping Sites in Titanium(IV) Oxide Photocatalyst Powders", Journal of Physical Chemistry C,123 (2019) 12169-12175. DOI: 10.1021/acs.jpcc.9b02876
  2. Tatsuya Sakakura, Naoya Murakami, Yoshiyuki Takatsuji, Masayuki Morimoto, Tetsuya Haruyama, "Contribution of discharge excited atomic N, N2*, and N2+ to a plasma/liquid interfacial reaction as suggested by quantitative analysis", ChemPhysChem, 20 (2019) 1467-1474. DOI: 10.1002/cphc.201900212
  3. Naoya Murakami, Tatsuki Shinoda, "Operando Analysis of Electron Accumulation in Titanium(IV) Oxide Particles in an Aqueous Suspension Using a Photoacoustic Spectroscopic Method", Journal of Physical Chemistry C, 123 (2019) 222-226. DOI: 10.1021/acs.jpcc.8b10566
  4. Naoya Murakami, Tatsuki Shinoda, "Mid-infrared absorption of trapped electrons in titanium(IV) oxide particles using a photoacoustic FTIR technique", Physical Chemistry Chemical Physics, 20 (2018) 24519-24522. DOI:10.1039/c8cp04885a
  5. Akio Nitta, Mai Takashima, Naoya Murakami, Mai Takase, Bunsho Ohtani, "Reversed double-beam photoacoustic spectroscopy of metal-oxide powders for estimation of their energy-resolved distribution of electron traps and electronic-band structure", Electrochimica Acta, 264 (2018) 83-90. DOI: 10.1016/j.electacta.2017.12.160
  6. Akio Nitta, Mai Takase, Mai Takashima, Naoya Murakami, Bunsho Ohtani, "A fingerprint of metal-oxide powders: energy-resolved distribution of electron traps", Chemical Communications, 52 (2016) 12096-12099. DOI: 10.1039/C6CC04999K
  7. Naoya Murakami, Hirotaka Maruno, "In situ photoacoustic spectroscopic analysis on photocatalytic decolorization of methylene blue over titanium(IV) oxide particles", RSC Advances, 6 (2016) 65518-65523. DOI:10.1039/C6RA12135G
  8. Naoya Murakami, Nobunori Koga, "In situ photoacoustic FTIR studies on photocatalytic oxidation of 2-propanol over titanium(IV) oxide", Catalysis Communications, 83 (2016) 1-4. DOI:10.1016/j.catcom.2016.04.017
  9. Yoshiyuki Takatsuji, Tatsuya Sakakura, Naoya Murakami, Tetsuya Haruyama, "Smooth electron transfer from a photoexcited dye to semiconductor electrode through a swingable molecular interface", Electrochemistry, 84 (2016) 390-393. DOI:10.5796/electrochemistry.84.390
  10. Keisuke Hamada, Sunao Kamimura, Toshiki Tsubota, Naoya Murakami, Teruhisa Ohno, "Low-temperature preparation of a molybdenum oxide hole collection layer by using a peroxo precursor for polymer solar cells", Solar Energy Materials and Solar Cells, 143 (2015) 522-528. DOI:10.1016/j.solmat.2015.07.048
  11. Sunao Kamimura, Naoya Murakami, Toshiki Tsubota, Teruhisa Ohno, "Fabrication and characterization of a p-type Cu3Nb2O8 photocathode toward photoelectrochemical reduction of carbon dioxide", Applied Catalysis B: Environmental, 174-175 (2015) 471-476. DOI:10.1016/j.apcatb.2015.03.034
  12. Toshiki Tsubota, Kuratsu, Kazuhiro, Naoya Murakami, Teruhisa Ohno, "Attempt of Deposition of Ag-Doped Amorphous Carbon Film by Ag-Cathode DC Plasma with CH4 Flow", Journal of Nanoscience and Nanotechnology, 15 (2015) 4619-4631. DOI:10.1166/jnn.2015.9759
  13. Toshiki Tsubota, Masaki Morita, Naoya Murakami, Teruhisa Ohno, "Performance of carbon material derived from starch mixed with flame retardant as electrochemical capacitor", Journal of Power Sources, 267 (2014) 635-640. DOI:10.1016/j.jpowsour.2014.05.140
  14. Toshiki Tsubota, Daisuke Nagata, Naoya Murakami, Teruhisa Ohno, "Spherical activated carbon derived from spherical cellulose and its performance as EDLC electrode", Journal of Applied Polymer Science, 131 (2014) 40950. DOI:10.1002/app.40950
  15. Ye Chen, Naoya Murakami, Hai-Yan Chen, Jia Sun, Qi-Tao Zhang, Zhi-Feng Wang, Teruhisa Ohno, Ming Zhang, "Improvement of photocatalytic activity of high specific surface area graphitic carbon nitride by loading a co-catalyst", Rare Metals (2014). DOI:10.1007/s12598-014-0327-y
  16. Jia Sun, Ming Zhang, Zhi-Feng Wang, Hai-Yan Chen, Ye Chen, Naoya Murakami, Teruhisa Ohno, "Synthesis of anatase TiO2 with exposed {001} and {101} facets and photocatalytic activity", Rare Metals (2014). DOI:10.1007/s12598-014-0327-y
  17. Teruhisa Ohno, Takayoshi Higo, Naoya Murakami, Hirofumi Saito, Qitao Zhang, Yin Yang,Toshiki Tsubota, "Photocatalytic reduction of CO2 over exposed-crystal-face-controlled TiO2 nanorod having a brookite phase with co-catalyst loading", Applied Catalysis B: Environmental, 152-153 (2014) 309-316. DOI:10.1016/j.apcatb.2014.01.048
  18. Zhengyuan Jin, Naoya Murakami, Toshiki Tsubota, Teruhisa Ohno, "Complete oxidation of acetaldehyde over a composite photocatalyst of graphitic carbon nitride and tungsten(VI) oxide under visible-light irradiation", Applied Catalysis B: Environmental, 150-151 (2014) 479-485. DOI:10.1016/j.apcatb.2013.12.048
  19. Kazuhiko Maeda, Naoya Murakami, Teruhisa Ohno, "Dependence of activity of rutile titanium(IV) oxide powder for photocatalytic overall water splitting on structural properties", Journal of Physical Chemistry C, 118 (2014) 9093-9100. DOI:10.1021/jp502949q
  20. Toshiki Tsubota, Shogo Kobayashi, Naoya Murakami, Teruhisa Ohno, "Improvement of thermoelectric performance for Sb-doped SnO2 ceramics material by addition of Cu as sintering additive", Journal of Electronic Materials, 43 (2014) 3567-3573. DOI:10.1007/s11664-014-3227-x
  21. Teruhisa Ohno, Naoya Murakami, Takahiro Koyanagi, Yin Yang, "Photocatalytic reduction of CO2 over a hybrid photocatalyst composed of WO3 and graphitic carbon nitride (g-C3N4) under visible light", Journal of CO2 Utilization, 6 (2014) 17-25. DOI:10.1016/j.jcou.2014.02.002
  22. Toshiki Tsubota, Hirofumi Matsuo, Naoya Murakami, Teruhisa Ohno, Hirofumi Yajima, "Synthesis of nanofibrous carbon with herringbone structure on Ni-supported SiC particles using hot CVD apparatus", Diamond and Related Materials, 48 (2014) 104-109. DOI:10.1016/j.diamond.2014.07.009
  23. Naoya Murakami, Daisuke Saruwatari, Toshiki Tsubota, Teruhisa Ohno, "Photocatalytic reduction of carbon dioxide over shape-controlled titanium(IV) oxide nanoparticles with co-catalyst loading", Current Organic Chemistry, 17 (2013) 2420-2426. DOI:10.2174/13852728113179990058
  24. Kentaro Kondo, Naoya Murakami, Chen Ye, Toshiki Tsubota, Teruhisa Ohno, "Development of highly efficient sulfur-doped TiO2 photocatalysts hybridized with graphitic carbon nitride", Applied Catalysis B: Environmental, 142-143 (2013) 362-367. DOI:10.1016/j.apcatb.2013.05.042
  25. Keisuke Hamada, Naoya Murakami, Toshiki Tsubota, Teruhisa Ohno, "Solution-processed amorphous niobium oxide as a novel electron collection layer for inverted polymer solar cells", Chemical Physics Letters, 586 (2013) 81-84. DOI:10.1016/j.cplett.2013.08.015
  26. Sho Kitano, Naoya Murakami, Teruhisa Ohno, Yasufumi Mitani, Yoshio Nosaka, Hiroyuki Asakura, Kentaro Teramura, Tsunehiro Tanaka, Hiroaki Tada, Keiji Hashimoto, Hiroshi Kominami, "Bifunctionality of Rh3+ modifier on TiO2 and working mechanism of Rh3+/TiO2 photocatalyst under irradiation of visible light", Journal of Physical Chemistry C, 117 (2013) 11008-11016. DOI:10.1021/jp311801e
  27. Toshiki Tsubota, Chuanshu Wang, Naoya Murakami, Teruhisa Ohno, "Effect of electrochemical treatment in H2SO4 aqueous solution on carbon material derived from cellulose with added guanidine phosphate", Journal of Power Sources, 225 (2013) 150-156. DOI:10.1016/j.jpowsour.2012.10.049
  28. Misa Nakamura, Asami Ono, Eunyoung Bae, Naoya Murakami,Teruhisa Ohno, "Improvement of visible light responsivity of rutile TiO2 nanorods by site-selective modification of iron(III) ion on newly exposed faces formed by chemical etching treatment", Applied Catalysis B: Environmental, 130-131 (2013) 264-269. DOI:10.1016/j.apcatb.2012.11.012
  29. Toshiki Tsubota, Taihei Yamaguchi, Chuanshu Wang, Yoshihito Miyauchi, Naoya Murakami,Teruhisa Ohno, "Capacitance property of carbon material derived from starch mixed with guanidine phosphate as electrochemical capacitor", Journal of Power Sources, 227 (2013) 24-30. DOI:10.1016/j.jpowsour.2012.11.042
  30. Shota Mihara, Toshiki Tsubota, Naoya Murakami, Teruhisa Ohno, "Improvement of electrical conductivity while maintaining a high-transmittance of graphene oxide/mwcnt film by hydrazine reduction", Journal of Nanoscience and Nanotechnology, 12 (2012) 6930-6934. DOI:http://dx.doi.org/10.1166/jnn.2012.6142
  31. H. Amano, T. Tsubota, N. Murakami, T. Ohno, S. Sawada, T. Suenaga, H. Nagahata, "Synthesis of electrical conductive diamond on BeCu alloy for electrical contact of test process in semiconductor fabrication", Diamond Related Materials, 24 (2012) 195–200. DOI:10.1016/j.diamond.2012.01.012
  32. Naoya Murakami, Shota Kawakami, Toshiki Tsubota, Teruhisa Ohno, "Dependence of photocatalytic activity on particle size of a shape-controlled anatase titanium(IV) oxide nanocrystal", Journal of Molecular Catalysis A: Chemical, 358 (2012) 106-111. DOI:10.1016/j.molcata.2012.03.003
  33. Linjie Zhang, Victor M. Menendez-Flores, Naoya Murakami, Teruhisa Ohno, "Improvement of photocatalytic activity of brookite titanium dioxide nanorods by surface modification using chemical etching", Applied Surface Science, 258 (2012) 5803-5809. DOI:10.1016/j.apsusc.2012.02.103
  34. Naoya Murakami, Naohiro Takebe, Toshiki Tsubota, Teruhisa Ohno, "Improvement of visible light photocatalytic acetaldehyde decomposition of bismuth vanadate/silica nanocomposites by cocatalyst loading", Journal of Hazardous Materials, 211–212 (2012) 83-87. DOI:10.1016/j.jhazmat.2011.12.038
  35. Victor M. Menendez-Flores, Misa Nakamura, Tomoki Kida, Zhengyuan Jin, Naoya Murakami, Teruhisa Ohno, "Controlled structure of anatase TiO2 nanoparticles by using organic additives in a microwave process", Applied Catalysis A: General, 406 (2011) 119-123. DOI:10.1016/j.apcata.2011.08.017
  36. Toshiki Tsubota, Kaori Takenaka, Naoya Murakami, Teruhisa Ohno, "Performance of nitrogen- and sulfur-containing carbon material derived from thiourea and formaldehyde as electrochemical capacitor", Journal of Power Sources, 196 (2011) 10455-10460. DOI:10.1016/j.jpowsour.2011.07.025
  37. Toshiki Tsubota, Shota Mihara, Naoya Murakami, Teruhisa Ohno, "Chemical modification of diamond surface with linoleic acid by using benzoyl peroxide", Diamond and Related Materials, 20 (2011) 584-587. DOI:10.1016/j.diamond.2011.03.009
  38. Toshiki Tsubota, Yoshihito Miyauchi, Naoya Murakami, Teruhisa Ohno, "Improvement of capacitance value as the electrode of an electrochemical capacitor by mixing starch with guanidine phosphate", Journal of Power Sources, 196 (2011) 5769-5773. DOI:10.1016/j.jpowsour.2011.02.043
  39. Naoya Murakami, Satoshi Katayama, Misa Nakamura, Toshiki Tsubota, Teruhisa Ohno, "Dependence of photocatalytic activity on aspect ratio of shape-controlled rutile titanium(IV) oxide nanorods", Journal of Physical Chemistry C, 115 (2011) 419–424. DOI:10.1021/jp109057s
  40. Naoya Murakami, Takuma Matsuo, Toshiki Tsubota, Teruhisa Ohno, "Photocatalytic reaction over iron hydroxides: A novel visible-light responsive photocatalyst", Catalysis Communications, 12 (2011) 341-344. DOI:10.1016/j.catcom.2010.10.012
  41. Teruhisa Ohno, Naoya Murakami, "Development of Visible-light Active S-doped TiO2 Photocatalyst", Current Organic Chemistry, 14 (2010) 699-708. DOI:10.2174/138527210790963386
  42. Bunsho Ohtani, Orlando Omar Prieto Mahaney, Fumiaki Amano, Naoya Murakami, Ryu Abe, "What Are Titania Photocatalysts?—An Exploratory Correlation of Photocatalytic Activity with Structural and Physical Properties", Journal of Advanced Oxidation Technologies, 13, (2010) 247-261.
  43. Toshiki Tsubota, Yuki Kawamura, Naoya Murakami, Teruhisa Ohno, "Chemical modification of diamond surface with X–(C6H4)–COOH (X = F, Cl, Br, I) using benzoyl peroxide", Diamond and Related Materials, 19 (2010) 1003-1006. DOI:10.1016/j.diamond.2010.03.006
  44. Naoya Murakami, Asami Ono, Misa Nakamura, Toshiki Tsubota, Teruhisa Ohno, "Development of a visible-light-responsive rutile rod by site-selective modification of iron(III) ion on {1 1 1} exposed crystal faces", Applied Catalysis B: Environmental, 97 (2010) 115-119. DOI:10.1016/j.apcatb.2010.03.030
  45. Eunyoung Bae, Naoya Murakami, Misa Nakamura, Teruhisa Ohno, "Effect of chemical etching by sulfuric acid or H2O2–NH3 mixed solution on the photocatalytic activity of rutile TiO2 nanorods", Applied Catalysis A: General, 380 (2010) 48-54. DOI:10.1016/j.apcata.2010.03.029
  46. Naoya Murakami, Taka-aki Kamai, Toshiki Tsubota, Teruhisa Ohno, "Control of crystal structure of titanium(IV) oxide by hydrothermal treatment of a titanate nanotube under acidic conditions", CrystEngComm 12 (2010) 532-537. DOI:10.1039/B913586N
  47. Naoya Murakami, Yuichi Fujisawa, Toshiki Tsubota, Teruhisa Ohno, "Development of a visible-light-responsive titania nanotube photocatalyst by site-selective modification with hetero metal ions", Applied Catalysis B: Environmental, 92 (2009) 56-60. DOI:10.1016/j.apcatb.2009.07.023
  48. Toshiki Tsubota, Asami Ono, Naoya Murakami, Teruhisa Ohno, "Characterization and photocatalytic performance of carbon nanotube material-modified TiO2 synthesized by using the hot CVD process", Applied Catalysis B: Environmental, 91 (2009) 533-538. DOI:10.1016/j.apcatb.2009.06.024
  49. Toshiki Tsubota, Yuta Hagiwara, Naoya Murakami, Teruhisa Ohno, "Chemical reaction of hydrogenated diamond surface with amino acids by using N-chlorosuccinimide", Diamond Related Materials, 18 (2009) 1174–1178. DOI:10.1016/j.diamond.2009.03.001
  50. Orlando-Omar Prieto-Mahaney, Naoya Murakami, Ryu Abe, Bunsho Ohtani, "Correlation between Photocatalytic Activities and Structural and Physical Properties of Titanium(IV) Oxide Powders", Chemistry Letters, 38 (2009) 238-239. DOI:10.1246/cl.2009.238
  51. Naoya Murakami, Yu Kurihara, Toshiki Tsubota, Teruhisa Ohno, "Shape-Controlled Anatase Titanium(IV) Oxide Particles Prepared by Hydrothermal Treatment of Peroxo Titanic Acid in the Presence of Polyvinyl Alcohol", Journal of Physical Chemistry C, 113 (2009) 3062–3069. DOI:10.1021/jp809104t
  52. Naoya Murakami, Taka-aki Kamai, Toshiki Tsubota, Teruhisa Ohno, "Novel hydrothermal preparation of pure brookite-type titanium(IV) oxide nanocrystal under strong acidic conditions", Catalysis Communications, 10 (2009) 963-966. DOI:10.1016/j.catcom.2008.12.038
  53. Eunyoung Bae, Naoya Murakami, Teruhisa Ohno, "Exposed crystal surface-controlled TiO2 nanorods having rutile phase from TiCl3 under hydrothermal conditions", Journal of Molecular Catalysis A: Chemical, 300 (2009) 72–79. DOI:10.1016/j.molcata.2008.10.048
  54. Teruhisa Ohno, Naoya Murakami, Toshiki Tsubota, Hitoshi Nishimura, "Development of metal cation compound-loaded S-doped TiO2 photocatalysts having a rutile phase under visible light", Applied Catalysis A: General, 349 (2008) 70-75. DOI:10.1016/j.apcata.2008.07.016
  55. Naoya Murakami, Tetsuo Chiyoya, Toshiki Tsubota, Teruhisa Ohno, "Switching Redox Site of Photocatalytic Reaction on Titanium(IV) Oxide Particles Modified with Transition Metal Ion Controlled by Irradiation Wavelength", Applied Catalysis A: General, 348 (2008) 148-152. DOI:10.1016/j.apcata.2008.06.040
  56. Kazumoto Nishijima, Yuichi Fujisawa, Naoya Murakami, Toshiki Tsubota, Teruhisa Ohno, "Development of an S-doped titania nanotube (TNT) site-selectively loaded with iron(III) oxide and its photocatalytic activities", Applied Catalysis B: Environmental, 84 (2008) 584-590. DOI:10.1016/j.apcatb.2008.05.014
  57. Ryu Abe, Hitoshi Takami, Naoya Murakami, Bunsho Ohtani, "Pristine Simple Oxides as Visible Light Driven Photocatalysts: Highly Efficient Decomposition of Organic Compounds over Platinum-Loaded Tungsten Oxide", Journal of American Chemical Society, 130 (2008) 7780–7781. DOI:10.1021/ja800835q
  58. Kazumoto Nishijima, Takayuki Fukahori, Naoya Murakami, Toshiki Tsubota, Teruhisa Ohno, "Development of titania nanotube (TNT) loaded site-selectively with Pt nanoparticles and their photocatalytic activities", Applied Catalysis A: General, 337 (2008) 105-109. DOI:10.1016/j.apcata.2007.12.003
  59. Naoya Murakami, Ryu Abe, Bunsho Ohtani, "In situ observation of photocatalytic reaction by photoacoustic spectroscopy: Detection of heat of exothermic photocatalytic reaction", Chemical Physics Letters, 451 (2008) 316-320. DOI:10.1016/j.cplett.2007.12.014
  60. Kazumoto Nishijima, Toshiki Tsubota, Taka-aki Kamai, Tetsuo Chiyoya, Naoya Murakami, Teruhisa Ohno, "Photocatalytic hydrogen or oxygen evolution from water over S, or N-doped TiO2 under visible light", International Journal of Photoenergy, (2008) 1-7. DOI:10.1155/2008/173943
  61. Kazumoto Nishijima, Bunsho Ohtani, Xiaoli Yan, Taka-aki Kamai, Tetsuo Chiyoya, Naoya Murakami, Teruhisa Ohno, "Incident light dependence for photocatalytic degradation of acetaldehyde and acetic acid on S-doped and N-doped TiO2 photocatalysts and their reaction mechanisms", Chemical Physics, 339 (2007) 64-72. DOI:10.1016/j.chemphys.2007.06.014
  62. Naoya Murakami, Orlando Omar Prieto Mahaney, Ryu Abe, Tsukasa Torimoto, Bunsho Ohtani, "Double-Beam Photoacoustic Spectroscopic Studies on Transient Absorption of Titanium(IV) Oxide Photocatalyst Powders", Journal of Physical Chemistry C, 111 (2007) 11927–11935. DOI:10.1021/jp071362x
  63. Naoya Murakami, Ryu Abe, Orlando Omar Prieto Mahaney, Tsukasa Torimoto, Bunsho Ohtani, "Photoacoustic spectroscopic estimation of electron mobility in titanium(IV) oxide photocatalysts", Studies in Surface Science and Catalysis, 172 (2007) 429-432.
  64. Naoya Murakami, Orlando Omar Prieto Mahaney, Tsukasa Torimoto, Bunsho Ohtani, "Photoacoustic spectroscopic analysis of photoinduced change in absorption of titanium(IV) oxide photocatalyst powders: A novel feasible technique for measurement of defect density" Chemical Physics Letters, 426 (2006) 204-208. DOI:10.1016/j.cplett.2006.06.001
  65. Kiminori Hattori, Yoshitaka Musa, Naoya Murakami, Naoki Deguchi, Hiroaki Okamoto, "Photocarrier transport in undoped microcrystalline silicon studied by the modulated photocurrent technique", Journal of Applied Physics, 94 (2003) 5071-5082. DOI:10.1063/1.1611638

  著書・解説

  1. 村上直也,「光音響分光法による光触媒反応の解析」,化学と教育(日本化学会)67(8) (2019) 342-345
  2. 村上直也,「光音響分光法による光触媒反応にともなう反応熱の測定」,光アライアンス(日本興業出版)28(3) (2017) 16-19
  3. 村上直也,「注目の論文:多核金属分子による人工光合成」,月刊化学(化学同人)70 (2015) 63-64
  4. 村上直也,「光音響分光法による半導体光触媒の評価」,触媒(触媒学会),55 (2013) 172-177
  5. 村上直也,横野照尚,「ナノ構造制御による酸化チタン光触媒反応場の分離」,Electrochemistry(電気化学会),81 (2013) 103-107.
  6. 村上直也,「高指数結晶面の形成による金属ナノ粒子触媒の高活性化」,触媒(触媒学会),53(2011) 259.
  7. 村上直也,横野照尚,「ルチルTiO2単結晶」,触媒調製ハンドブック(エヌ・ティー・エス),(2011) 436-437.
  8. 村上直也,横野照尚,「結晶面選択的鉄イオン担持による可視光応答型酸化チタン光触媒ナノ粒子の開発」,光化学(光化学協会),41 (2010) 77-80.
  9. 村上直也,「光触媒技術の発展と将来展望」,電気学会誌(電気学会),130 (2010) 234-237.
  10. 村上直也,横野照尚,大谷文章,「光音響分光法による光触媒反応のその場分析」,光化学(光化学協会),39 (2008) 37-40.
  11. 村上直也,大谷文章,横野照尚,「二重励起光音響分光法による酸化チタン光触媒の過渡吸収評価」,未来材料(エヌ・ティー・エス),10 (2007) 44-49.

  特許

  1. 出願番号:特願2014-251485/発明者:飯島剛,世登裕明,土方啓暢,横野照尚,村上直也/ 発明の名称:二酸化炭素還元電極及びこれを用いた二酸化炭素還元装置/出願人:株式会社デンソー,国立大学法人九州工業大学 /出願日:平成26年12月12日

  学会発表(2015.1~)

  1. 篠田樹,村上直也,渡邊健太,山口友一,工藤昭彦,「ボールミル処理した酸化チタン(IV)光触媒粉末における欠陥生成の光音響分光解析」, 日本化学会第100春季年会(2020),東京理科大学・野田キャンパス(野田市),2020年3月22日〜25日(発表:3月24日),口頭発表 (新型コロナウィルス感染症(COVID-19)への対応として中止,発表は成立)
  2. 西村咲希,村上直也「酸化チタン(IV)中に電気化学的に蓄積された電子の光音響解析」, 日本化学会第100春季年会(2020),東京理科大学・野田キャンパス(野田市),2020年3月22日〜25日(発表:3月23日),ポスター発表 (新型コロナウィルス感染症(COVID-19)への対応として中止,発表は成立)
  3. Naoya Murakami,Keita Okuzono, "Photoacoustic Measurement of Intrinsic Quantum Efficiency for Photoanodic Reaction at n-Type Semiconductor Film Deposited on Transparent Conductive Substrate", The 3rd International Solar Fuels Conference (ISF-3) / International Conference on Artificial Photosynthesis-2019 (ICARP2019), Hiroshima Convention Hall, Hiroshima, November 20-24, 2019.11.20-24 (2019.11.22), Oral presentation
  4. Tatsuki Shinoda, Naoya Murakami, Kenta Watanabe, Akihiko Kudo, "Photoacoustic Spectroscopic Analysis of In-Gap States of Rhodium-Doped Strontium Titanate Treated by Ball Milling", The 3rd International Solar Fuels Conference (ISF-3) / International Conference on Artificial Photosynthesis-2019 (ICARP2019), Hiroshima Convention Hall, Hiroshima, November 20-24, 2019.11.20-24 (2019.11.22), Poster presentation
  5. 村上直也,篠田樹,「懸濁系反応場における酸化チタン(IV)中の電子蓄積・放出挙動の光音響解析」, 第124回触媒討論会,長崎大学(長崎市),2019年9月18日〜20日(発表:9月19日),口頭発表
  6. 篠田樹,村上直也,渡邊健太,工藤昭彦「光音響分光法による遷移金属ドープSrTiO3光触媒の欠陥準位と電子挙動の解析」, 第124回触媒討論会,長崎大学(長崎市),2019年9月18日〜20日(発表:9月19日),ポスター発表
  7. 渡部亮,村上直也,「半導体光電極の最適化方法の確立」, 第124回触媒討論会,長崎大学(長崎市),2019年9月18日〜20日(発表:9月19日),ポスター発表
  8. 篠田樹,村上直也,「光音響分光法による酸化チタン(IV)懸濁液中の蓄積電子のオペランド解析」, 第56回化学関連支部合同九州大会,北九州国際会議場(北九州市),2019年7月13日,ポスター発表
  9. 渡部亮,村上直也,「半導体光電極の最適化システムの確立」, 第56回化学関連支部合同九州大会,北九州国際会議場(北九州市),2019年7月13日,ポスター発表
  10. 西村咲希,村上直也,「二酸化チタン中に電気化学的に蓄積された電子の光音響解析」, 第56回化学関連支部合同九州大会,北九州国際会議場(北九州市),2019年7月13日,ポスター発表
  11. 篠田樹,村上直也,渡邊健太,工藤昭彦「ロジウムドープチタン酸ストロンチウム光触媒の欠陥準位の光音響解析」, 第38回光がかかわる触媒化学シンポジウム,トヨタ産業技術記念館(名古屋市),2019年6月21日,ポスター発表
  12. Keita Okuzono, Naoya Murakami, "Photoacoustic Determination of Internal Quantum Efficiency for Photoanodic Reaction over Metal Oxide Semiconductors", The Eleventh Japan-Korea joint symposium on Bio-microsensing Technology (11th JKBT),Kitakyushu International Conference Center,Fukuoka, 2018.11.12, Poster presentation
  13. Tatsuki Shinoda, Naoya Murakami, "Detection and Evaluation of the Energy Distribution of Trapped Electrons in Titanium(IV) Oxide Photocatalysts Using a Photoacoustic FTIR Technique", The Eleventh Japan-Korea joint symposium on Bio-microsensing Technology (11th JKBT),Kitakyushu International Conference Center,Fukuoka, 2018.11.12, Poster presentation
  14. 奥園啓太,村上直也,「光音響効果を利用した多孔質酸化タングステン(VI)光電極の「真の」量子効率測定」, 第122回触媒討論会,北海道教育大学函館校(函館市),平成30年9月26日〜28日(発表:9月26日),口頭発表
  15. 篠田樹,村上直也,「酸化チタン(IV)光触媒粉末における欠陥分布の結晶構造依存性」, 第122回触媒討論会,北海道教育大学函館校(函館市),平成30年9月26日〜28日(発表:9月26日),口頭発表
  16. 渡部亮,村上直也,「光触媒半導体電極の光吸収と光電流の同時測定法の開発」, 第122回触媒討論会,北海道教育大学函館校(函館市),平成30年9月26日〜28日(発表:9月27日),ポスター発表
  17. 篠田樹,村上直也,「赤外光音響分光法を用いた酸化チタン(IV)粒子中の欠陥準位の検出と評価」, 第12回触媒道場,アイランド長崎(長崎市),平成30年9月10日〜11日(発表:9月10日),ポスター発表
  18. 渡部亮,村上直也,「半導体光電極の光吸収と光電流の同時測定による最適膜厚決定方法の確立」, 第12回触媒道場,アイランド長崎(長崎市),平成30年9月10日〜11日(発表:9月10日),ポスター発表
  19. 篠田樹,村上直也,「二酸化チタン粉末の欠陥準位に由来する赤外吸収の光音響解析」, 第55回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成30年6月30日,ポスター発表
  20. 渡部亮,村上直也,「半導体光電極の光吸収と光電流の同時測定法の開発」, 第55回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成30年6月30日,ポスター発表
  21. 奥園啓太,村上直也,「光音響効果を利用した酸化タングステン(VI)光電極の内部量子効率測定」, 日本化学会第98春季年会,日本大学理工学部・船橋キャンパス(船橋市),平成30年3月20日〜23日(発表:3月21日),ポスター発表
  22. 篠田樹,村上直也,「二重励起赤外光音響分光法による二酸化チタンの欠陥準位の解析」, 日本化学会第98春季年会,日本大学理工学部・船橋キャンパス(船橋市),平成30年3月20日〜23日(発表:3月21日),ポスター発表
  23. 奥園啓太,村上直也,「光音響分光法を用いた酸化タングステン(IV)光電極の量子効率測定」, 第27回キャラクタリゼーション講習会,熊本大学(熊本市),平成29年12月8日,ポスター発表
  24. 篠田樹,村上直也,「フーリエ変換赤外光音響分光法を用いた酸化チタン(IV)の欠陥準位評価」, 第27回キャラクタリゼーション講習会,熊本大学(熊本市),平成29年12月8日,ポスター発表
  25. Keita Okuzono, Naoya Murakami, "Measurement of internal quantum efficiency of tungsten(VI) oxide photoanode by photoacoustic spectroscopy", The tenth Japan-Korea joint symposium on Bio-microsensing Technology (10th JKBT),Kitakyushu International Conference Center,Fukuoka, 2017.11.20-21 (2017.11.20), Poster presentation
  26. Tatsuki Shinoda, Naoya Murakami, "Fourier Transform Infrared Photoacoustic Spectroscopic Studies on Defect Levels of Titanium(IV) Oxide Photocatalyst Particles", The tenth Japan-Korea joint symposium on Bio-microsensing Technology (10th JKBT),Kitakyushu International Conference Center,Fukuoka, 2017.11.20-21 (2017.11.20), Poster presentation
  27. 村上直也,「大気活性成分の定量」, エコテクノ2017、第12回先端エコフィッティング技術研究開発センターワークショップ,西日本総合展示場(北九州市),平成29年10月12日(発表:10月12日),口頭発表
  28. 奥園啓太,村上直也,「リン酸コバルト助触媒を担持した酸化タングステン(VI)光電極による水分解反応」, 第54回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成29年7月1日,ポスター発表
  29. 津尾正彦,村上直也,「光音響分光法を用いた酸化チタン(IV)懸濁液中の蓄積電子挙動の解析」, 第54回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成29年7月1日,ポスター発表
  30. Nobunori Koga, Naoya Murakami, "In situ Analysis of Photocatalytic Reaction using Infrared Photoacoustic Spectroscopy", 4th International Symposium on Applied Engineering and Sciences (SAES 2016),Kyushu Institute of Technology,Fukuoka, 2016.12.17-18 (2016.12.18), Poster presentation
  31. Shintaro Kai, Naoya Murakami, "Photoelectrochemical reaction using porous tungsten(IV) oxide electrode", 4th International Symposium on Applied Engineering and Sciences (SAES 2016),Kyushu Institute of Technology,Fukuoka, 2016.12.17-18 (2016.12.18), Poster presentation
  32. Keita Okuzono, Naoya Murakami, "Photoelectrochemical water splitting by tungsten(VI) oxide photoanode with cobalt phosphate", 4th International Symposium on Applied Engineering and Sciences (SAES 2016),Kyushu Institute of Technology,Fukuoka, 2016.12.17-18 (2016.12.18), Poster presentation
  33. 村上直也,「光音響分光法による半導体ナノ粒子の光触媒特性の評価」, 第21回規則性多孔体研究会セミナー,九州工業大学(北九州市),平成28年12月1日,招待講演
  34. 甲斐真太郎,村上直也,「多孔質酸化タングステン電極を用いた光電気化学反応」, 第53回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成28年7月2日,ポスター発表
  35. 古賀宣憲,村上直也,「赤外光音響分光法を用いた光触媒反応のその場分析」, 第53回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成28年7月2日,ポスター発表
  36. 丸野寛貴,村上直也,「光音響分光法を用いた酸化チタン光触媒上での色素脱色反応のその場分析」, 第53回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成28年7月2日,ポスター発表
  37. 古賀宣憲,村上直也,「赤外光音響分光法を用いた半導体微粒子の電子物性の評価」, 電気化学会第83回大会,大阪大学(吹田市),平成28年3月29日〜31日(発表:3月31日),口頭発表
  38. Nobunori Koga, Naoya Murakami, "Evaluation of the Electron Trap Levels of Titanium(IV) Oxide Particles using Infrared Photoacoustic Spectroscopy", 3rd International Symposium on Applied Engineering and Sciences (SAES 2015),Universiti Putra Malaysia (UPM), Malaysia,2015.11.23-24 (2015.11.23), Oral presentation
  39. 奥貴志,村上直也,「光音響分光法を用いた酸化チタン微粒子の液相分散系光触媒反応の評価」, 第52回化学関連支部合同九州大会,北九州国際会議場(北九州市),平成27年6月27日,ポスター発表
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