56. Estimating the quasi-Fermi level of holes at the surface of semiconductor photoanodes using outer-sphere redox couples

Yuu Shioiri , Keisuke Obata , Yudai Kawase , Tomohiro Higashi , Masao Katayama , Markus Schleuning , Roel van de Krol , Dennis Friedrich , Fatwa Abdi, Kazuhiro Takanabe*, Nat. Commun., 2025, 16, 3688 (10 pages).

DOI: ​https://doi.org/10.1038/s41467-025-58837-9

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55. Selective Chromium Dissolution as an Interfacial Design Strategy for Enhanced Oxygen Evolution Activity in CrFeCoNi Oxy-carbide Films

​Tian Xiao, Koichi Yoshiyama, Kenji Yoshino, Tomohiro Higashi*, Discov. Electrochem., 2025, 2, 11 (20 pages).

DOI: https://doi.org/10.1007/s44373-025-00024-y

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54. Maximizing Oxygen Evolution Performance of NiFeOx Semitransparent Electrocatalysts Applicable to Photoelectrochemical Water Splitting Device

Koichi Yoshiyama, Tomohiro Higashi*, Tian Xiao, Kenji Yoshino, ChemNanoMat, 2025, 11, e202400536 (15 pages).

DOI: https://doi.org/10.1002/cnma.202400536

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53. Development of thermally stable FTO thin films on quartz substrates for carrier collection in semiconductor photoelectrodes

Tomohiro Higashi*, Shintaro Fukagawa, Kaisei Wakishima, Koichi Yoshiyama, Yuki Narita, Kenji Yoshino*, J. Mater. Chem. C, 2024, 12, 16443-16458.

DOI: https://doi.org/10.1039/D4TC02823F

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52. n-type kesterite thermoelectric (Cu1−xAgx)2ZnSnS4 single crystals exceeding dimensionless figure of merit value of 1.0 

Akira Nagaoka*, Shoma Miura, Koki Nakashima, Yuichi Hirai, Tomohiro Higashi, Kenji Yoshino, Kensuke Nishioka, Appl. Phys. Lett. 2024, 125,  072101.

DOI: https://doi.org/10.1063/5.0220909

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51. Interfacial design of particulate photocatalyst materials for green hydrogen production

Tomohiro Higashi*, Kazunari Domen*, ChemSusChem 2024,  17, e202400663 (23 pages).

DOI: https://doi.org/10.1002/cssc.202400663

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50. Operando measurement of electrocatalyst potential on particulate photocatalyst for overall water splitting

Yudai Kawase, Keisuke Obata, Yuu Shioiri, Tomohiro Higashi, Kazuhiro. Takanabe*, J. Mater. Chem. A 2024, 12, 19352-19361.

DOI: https://doi.org/10.1039/d4ta02571g

49. Understanding the Activation Mechanism of RhCrOx Cocatalysts for Hydrogen Evolution with Nanoparticulate Electrodes

Tomohiro Higashi*, Kazuhiko Seki, Vikas Nandal, Yuriy Pihosh, Mamiko Nakabayashi, Naoya Shibata, Kazunari Domen, ACS Appl. Mater. Interfaces 2024, 16, 26325-26339.

DOI: https://doi.org/10.1021/acsami.4c04841

48. Simple immersing method of nanocoating on uneven surfaces applicable to highly durable Ta3N5 nanorod photoelectrode for water splitting

Yudai Kawase, Tomohiro Higashi, Keisuke Obata, Fuminao Kishimoto, Yuriy Pihosh, Kazunari Domen, Kazuhiro Takanabe*, Chem. Mater. 2024, 36, 2390-3401.

DOI: https://doi.org/10.1021/acs.chemmater.3c03041

47. Photoelectrochemical properties of p-type CuBi2O4 prepared by spray pyrolysis of carbon-free precursor aqueous solution combined with post-annealing treatment

Kaisei Wakishima, Tomohiro Higashi*, Akira Nagaoka, Kenji Yoshino, New J. Chem. 2024, 48, 131-143.

DOI: https://doi.org/10.1039/d3nj04878k

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46. Photoelectrochemical Properties of BaTaO2N Photocatalyst with Visible-Light-Driven Water Splitting Capability

Tomohiro Higashi*, Shinji Nishimae, Yasunobu Inoue, Yosuke Kageshima, Kazunari Domen, ChemPhotoChem 2023, 7, e202300153 (9 pages).

DOI: https://doi.org/10.1002/cptc.202300153

45. Tantalum Nitride-Enabled Solar Water Splitting with Efficiency Above 10%

Yuriy Pihosh*, Vikas Nandal*, Tomohiro Higashi, Ryota Shoji, Raman Bekarevich, Hiroshi Nishiyama, Taro Yamada, Valeria Nicolosi, Takashi Hisatomi, Hiroyuki Matsuzaki, Kazuhiko Seki, Kazunari Domen*, Adv. Energy Mater. 2023, 13, 2301327 (12 pages).

DOI: https://doi.org/10.1002/aenm.202301327

44. Physicochemical Insights into Semiconductor Properties of a Semitransparent Tantalum Nitride Photoanode for Solar Water Splitting

Tomohiro Higashi*, Hiroshi Nishiyama, Yuriy Pihosh, Kaisei Wakishima, Yudai Kawase, Yutaka Sasaki, Akira Nagaoka, Kenji Yoshino, Kazuhiro Takanabe, Kazunari Domen, Phys. Chem. Chem. Phys. 2023, 25, 20737-20748.

DOI: https://doi.org/10.1039/d3cp02563b

43. Co-doping of a La5Ti2Cu0.9Ag0.1O7S5 Photocatalyst ( λ < 700 nm) with Ga and Al to Enhance Photocatalytic H2 evolution

Xiaojun Wang, Zhenhua Pan, Junie Jhon M. Vequizo, Takashi Hisatomi, Swarnava Nandy, Tomohiro Higashi, Lihua Lin, Jiadong Xiao, Tsuyoshi Takata, Akira Yamakata, Wei Yan, Kazunari Domen*, Chem. Commun. 2023, 59, 6913-6916.

DOI: https://doi.org/10.1039/D3CC01863F

42. Low-Temperature Growth of ZnMgO Thin Films by Atmospheric Spin-Coating Using Diethlyzinc Solution

Kenji Yoshino*, Himeka Tominaga, Yuta Komaki, Masato Imai, Tomohiro Higashi*, Takashi Minemoto, Qing Shen, Shuzi Hayase, J. Electron. Mater. 2023, 52, 5134-5139.

DOI: https://doi.org/10.1007/s11664-023-10475-x

41. Nanostructured Tantalum Nitride for Enhanced Solar Water Splitting

Yuriy Pihosh*, Vikas Nandal*, Ryota Shoji, Raman Bekarevich, Tomohiro Higashi, Valeria Nicolosi, Hiroyuki Matsuzaki, Kazuhiko Seki, Kazunari Domen*, ACS Energy Lett. 2023, 8, 2106-2112.

DOI: https://doi.org/10.1021/acsenergylett.3c00539

40. Mechanistic Insights into Enhanced Hydrogen Evolution of CrOx/Rh Nanoparticles for Photocatalytic Water Splitting

Tomohiro Higashi*, Kazuhiko Seki, Yutaka Sasaki, Yuriy Pihosh, Vikas Nandal, Mamiko Nakabayashi, Naoya Shibata, Kazunari Domen, Chem. Eur. J. 2023, 29, e202204058 (6 pages).

DOI: https://doi.org/10.1002/chem.202204058

39. Active BaTaO2N Photocatalyst Prepared from Amorphous Ta2O5 Precursor for Overall Water Splitting under Visible Light

Shinji Nishimae, Junie Jhon, M. Vequizo, Yasunobu Inoue, Akira Yamakata, Mamiko Nakabayashi, Tomohiro Higashi, Kazunari Domen*, J. Mater. Chem. A 2023, 11, 6299-6310.

DOI: https://doi.org/10.1039/d2ta10010j

38. Cation-Doped SrTaO2N Prepared through a Flux Method for Visible-Light-Driven Water Splitting

Keisuke Obata, Tomohiro Higashi, Feifan Ye, Masao Katayama, Kazuhiro Takanabe*, ChemPhotoChem 2023, 7, e202200293 (8 pages).

DOI: https://doi.org/10.1002/cptc.202200293

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37. Identification of Distinctive Structural and Optoelectronic Properties of Bi2O3 Polymorphs Controlled by Tantalum Addition

Taro Saito, Rafia Ahmad, Fuminao Kishimoto, Tomohiro Higashi, Masao Katayama, Luigi Cavallo, Kazuhiro Takanabe*, J. Mater. Chem. C 2022, 10, 17925-17935.

DOI: https://doi.org/10.1039/D2TC03718A

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36. Elucidating the Role of Surface Energetics on Charge Separation during Photoelectrochemical Water Splitting

Zhenhua Pan*, Vikas Nandal*, Yuriy Pihosh, Tomohiro Higashi, Tian Liu, Jason A. Röhr, Kazuhiko Seki, Chiheng Chu, Kazunari Domen, Kenji Katayama, ACS Catal. 2022, 12, 14727-14734.

DOI: https://doi.org/10.1021/acscatal.2c04225

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35. Exploring the Photocorrosion Mechanism of a Photocatalyst

Kazuhiko Seki*, Tomohiro Higashi, Yudai Kawase, Kazuhiro Takanabe, Kazunari Domen, J. Phys. Chem. Lett. 2022, 13, 10356-10363.

DOI: https://doi.org/10.1021/acs.jpclett.2c02779

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34. Interfacial Design of a Ta3N5 Thin-Film Photoanode for Highly Stable Oxygen Evolution over a Wide pH Range

Yudai Kawase, Tomohiro Higashi, Keisuke Obata, Yutaka Sasaki, Mamiko Katayama, Kazunari Domen, Kazuhiro Takanabe*, ACS Sustainable Chem. Eng. 2022, 10, 14705-14714.

DOI: https://doi.org/10.1021/acssuschemeng.2c03049

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33. Design of Semitransparent Tantalum Nitride Photoanode for Efficient and Durable Solar Water Splitting

Tomohiro Higashi*, Hiroshi Nishiyama, Vikas Nandal, Yury Pihosh, Yudai Kawase, Ryota Shoji, Mamiko Nakabayashi, Yutaka Sasaki, Naoya Shibata, Hiroyuki Matsuzaki, Kazuhiko Seki, Kazuhiro Takanabe, Kazunari Domen*, Energy Environ. Sci. 2022, 15, 4761-4775.

DOI: https://doi.org/10.1039/d2ee02090d

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32. Synthesis of Metal Chalcogenide Semiconductors by Thermal Decomposition of Organosulfur and Organoselenium Compounds

Keisuke Obata, Tomohiro Higashi, Motoki Hasegawa, Masao Katayama, Kazuhiro Takanabe*, Chem. Eur. J. 2022, 28, e202201951 (8 pages).

DOI: https://doi.org/10.1002/chem.202201951

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31. Hematite Photoanodes Prepared by Particle Transfer for Photoelectrochemical Water Splitting

Zhenhua Pan*, Rito Yanagi, Tomohiro Higashi, Yuriy Pihosh, Shu Hu, Kenji Katayama, Sustain. Energy Fuels, 2022, 6, 2067-2074.

DOI: 10.1039/D2SE00145D

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30. Chimney-Ladder Sulfide Sr9Ti8S24 as a Thermoelectric Material with Low Thermal Conductivity

Koki Kamimizutaru, Akira Nagaoka*, Yusuke Shigeeda, Kensuke Nishioka, Tomohiro Higashi, Shintaro Yasui, Kenji Yoshino, J. Phys. Chem. Solids, 2022, 163,110589-110589.

DOI: 10.1016/j.jpcs.2022.110589

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29. Design Predictions of n–n Heterojunction Based Photoanode for Efficient Unbiased Overall Solar Water Splitting

Kentaro Hatagami, Fuminao Kishimoto, Yudai Kawase, Tomohiro Higashi, Vikas Nandal, Kazuhiko Seki, Kazuhiro Takanabe*, Energy Technol., 2021, 10, 2100570.

DOI: 10.1002/ente.202100570

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28. Probing Fundamental Losses in Nanostructured Ta3N5 Photoanodes: Design Principles for Efficient Water Oxidation

Vikas Nandal, Yuriy Pihosh, Tomohiro Higashi, Tsutomu Minegishi, Taro Yamada, Kazuhiko Seki, Masakazu Sugiyama, Kazunari Domen*, Energy Environ. Sci., 2021, 14, 4038-4047.

DOI: 10.1039/D1EE01004B

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27. Recent Developments in Visible‐Light‐Absorbing Semitransparent Photoanodes for Tandem Cells Driving Solar Water Splitting

Yudai Kawase, Tomohiro Higashi, Kazunari Domen, Kazuhiro Takanabe*, Adv. Energy Sustainability. Res., 2021, 2100023 (20 pages).

DOI: 10.1002/aesr.202100023

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26. Surface-Modified Ta3N5 Photoanodes for Sunlight-Driven Overall Water Splitting by Photoelectrochemical Cells 

Tomohiro Higashi, Yutaka Sasaki, Yudai Kawase, Hiroshi Nishiyama, Masao Katayama, Kazuhiro Takanabe, Kazunari Domen*, Catalysts, 2021, 11, 584 (15 pages).

DOI: 10.3390/catal11050584

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25. Maximizing Oxygen Evolution Performance on a Transparent NiFeOx/Ta3N5 Photoelectrode Fabricated on an Insulator 

Yudai Kawase, Tomohiro Higashi, Masao Katayama, Kazunari Domen, Kazuhiro Takanabe*, ACS Appl. Mater. Interfaces, 2021, 13, 16317-16325.

DOI: 10.1021/acsami.1c00826

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24. ZnTe-based Photocathode for Hydrogen Evolution from Water under Sunlight 

Tsutomu Minegishi*, Atsushi Ohnishi, Yuriy Pihosh, Kentaro Hatagami, Tomohiro Higashi, Masao Katayama, Kazunari Domen, Masakazu Sugiyama, APL Mater., 2020, 8, 041101 (6 pages).

DOI: 10.1063/5.0002621

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23. Efficient Water Oxidation Using Ta3 N5 Thin Film Photoelectrodes Prepared on Insulating Transparent Substrates 

Tomohiro Higashi, Hiroshi Nishiyama, Yuki Otsuka, Yudai Kawase, Yutaka Sasaki, Mamiko Nakabayashi, Masao Katayama, Tsutomu Minegishi, Naoya Shibata, Kazuhiro Takanabe, Taro Yamada, Kazunari Domen*, ChemSusChem, 2020, 13, 1974-1978.

DOI: 10.1002/cssc.202000397

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22. Ta3N5-Nanorods Enabling Highly Efficient Water Oxidation via Advantageous Light Harvesting and Charge Collection 

Yuriy Pihosh, Tsutomu Minegishi, Vikas Nandal, Tomohiro Higashi, Masao Katayama, Taro Yamada, Yutaka Sasaki, Kazuhiko Seki, Yohichi Suzuki, Mamiko Nakabayashi, Masakazu Sugiyama, Kazunari Domen*, Energy Environ. Sci., 2020, 13, 1519-1530.

DOI: 10.1039/D0EE00220H

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21. Efficient Photocatalytic Oxygen Evolution using BaTaO2N Obtained from Nitridation of Perovskite-Type Oxide 

Shraddha Jadhav, Shuta Hasegawa, Takashi Hisatomi, Zheng Wang, Jeongsuk Seo, Tomohiro Higashi, Masao Katayama, Tsutomu Minegishi, Tsuyoshi Takata, Juan M. Peralta-Hernández, Oracio Serrano Torres, Kazunari Domen*, J. Mater. Chem. A, 2020, 8, 1127-1130.

DOI: 10.1039/C9TA10684G

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20. A Semitransparent Nitride Photoanode Responsive up to l = 600 nm Based on a Carbon Nanotube Thin Film Electrode

Akagi Daijiro, Kageshima Yosuke, Hashizume Yuta, Aoi Shigeki, Sasaki Yutaka, Kaneko Hiroyuki, Higashi Tomohiro, Hisatomi Takashi, Katayama Masao, Minegishi Tsutomu, Noda Suguru, Domen Kazunari*, ChemPhotoChem, 2019, 3, 521-524.

DOI:  10.1002/cptc.201900061

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19. An Al-doped SrTiO3 Photocatalyst Maintaining Sunlight-Driven Overall Water Splitting Activity for over 1000 h of Constant Illumination 

Lyu Hao, Hisatomi Takashi, Goto Yosuke, Yoshida Masaaki, Higashi Tomohiro, Katayama Masao, Takata Tsuyoshi, Minegishi Tsutomu, Nishiyama Hiroshi, Yamada Taro, Sakata Yoshihisa, Asakura Kiyotaka, Domen Kazunari*, Chem. Sci., 2019, 10, 3196-3201.

DOI:  10.1039/C8SC05757E

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18. Transparent Ta3N5 Photoanodes for Efficient Oxygen Evolution toward the Development of Tandem Cells 

Tomohiro Higashi, Hiroshi Nishiyama, Yohichi Suzuki, Yutaka Sasaki, Takashi Hisatomi, Masao Katayama, Tsutomu Minegishi, Kazuhiko Seki, Taro Yamada, Kazunari Domen*, Angew. Chem. Int. Ed., 2019, 58, 2300-2304.

DOI: 10.1002/ange.201812081

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17. Upscaling of Temperature-Sensitive Particle Photocatalyst Electrodes: Fully Ambient and Scalable Roll-Press Fabrication of Ta3N5 Photoelectrodes on Metal Substrate 

Xiong Xiao, Motoki Iwase, Ge Yin, Mamiko Nakabayashi, Tomohiro Higashi, Naoya Shibata, Kazunari Domen, Tomoaki Watanabe*, ACS Sustainable Chem. Eng., 2019, 7, 19407-19414.

DOI: 10.1021/acssuschemeng.9b03987

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16. Metal Selenide Photocatalysts for Visible-Light-Driven Z-Scheme Pure Water Splitting 

Shanshan Chen, Guijun Ma, Qian Wang, Song Sun, Takashi Hisatomi, Tomohiro Higashi, Zheng Wang, Mamiko Nakabayashi, Naoya Shibata, Zhenhua Pan, Toshio Hayashi, Tsutomu Minegishi, Tsuyoshi Takata, Kazunari Domen*, J. Mater. Chem. A, 2019, 7, 7415-7422.

DOI: 10.1039/C9TA00768G

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15. A Particulate Photocatalyst Water-Splitting Panel for Large-Scale Solar Hydrogen Generation 

Yosuke Goto, Takashi Hisatomi, Qian Wang, Tomohiro Higashi, Kohki Ishikiriyama, Tatsuya Maeda, Yoshihisa Sakata, Sayuri Okunaka, Hiromasa Tokudome, Masao Katayama, Seiji Akiyama, Hiroshi Nishiyama, Yasunobu Inoue, Takahiko Takewaki, Tohru Setoyama, Tsutomu Minegishi, Tsuyoshi Takata, Taro Yamada, Kazunari Domen*, Joule, 2018, 2, 509-520.

DOI: 10.1016/j.joule.2017.12.009

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14. Particulate Photocatalyst Sheets based on Non-Oxide Semiconductor Materials for Water Splitting under Visible Light Irradiation 

Takashi Hisatomi, Takahiro Yamamoto, Qian Wang, Takahiro Nakanishi, Tomohiro Higashi, Masao Katayama, Tsutomu Minegishi, Kazunari Domen*, Catal. Sci. Technol., 2018, 8, 3918-3925.

DOI: 10.1039/C8CY00860D

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13. Stable Hydrogen Production from Water on an NIR-Responsive Photocathode under Harsh Conditions 

Hiroyuki Kaneko, Tsutomu Minegishi, Tomohiro Higashi, Mamiko Nakabayashi, Naoya Shibata, Kazunari Domen*, Small Methods, 2018, 2, 1800018.

DOI: 10.1002/smtd.201800018

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12. Powder-based (CuGa1−yIny)1−xZn2xS2 Solid Solution Photocathodes with a Largely Positive Onset Potential for Solar Water Splitting 

Toshio Hayashi, Ryo Niishiro, Hitoshi Ishihara, Masaharu Yamaguchi, Qingxin Jia, Yongbo Kuang, Tomohiro Higashi, Akihide Iwase, Tsutomu Minegishi, Taro Yamada, Kazunari Domen, Akihiko Kudo*, Sustain. Energy Fuels, 2018, 2, 2616-2624.

DOI: 10.1039/C8SE00079D

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11. Activation of a Particulate Ta3N5 Water-Oxidation Photoanode with a GaN Hole-Blocking Layer 

Yusuke Asakura, Tomohiro Higashi, Hiroshi Nishiyama, Hiroyuki Kobayashi, Mamiko Nakabayashi, Naoya Shibata, Tsutomu Minegishi, Takashi Hisatomi, Masao Katayama, Taro Yamada, Kazunari Domen*, Sustain. Energy Fuels, 2018, 2, 73-78.

DOI: 10.1039/C7SE00402H

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10. CdTe-Based Photoanode for Oxygen Evolution from Water under Simulated Sunlight 

Jin Su, Tsutomu Minegishi, Yosuke Kageshima, Hiroyuki Kobayashi, Takashi Hisatomi, Tomohiro Higashi, Masao Katayama, Kazunari Domen*, J. Phys. Chem. Lett., 2017, 8, 5712-5717.

DOI: 10.1021/acs.jpclett.7b02526

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9. Overall Water Splitting by Photoelectrochemical Cells Consisting of (ZnSe)(0.85)(CuIn0.7Ga0.3Se2)(0.15) Photocathodes and BiVO4 Photoanodes 

Tomohiro Higashi, Hiroyuki Kaneko, Tsutomu Minegishi, Hiroyuki Kobayashi, Miao Zhong, Yongbo Kuang, Takashi Hisatomi, Masao Katayama, Tsuyoshi Takata, Hiroshi Nishiyama, Taro Yamada, Kazunari Domen*, Chem. Commun., 2017, 53, 11674-11677.

DOI: 10.1039/C7CC06637F

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8. A particulate (ZnSe)(0.85)(CuIn0.7Ga0.3Se2)(0.15) Photocathode Modified with CdS and ZnS for Sunlight-Driven Overall Water Splitting 

Yosuke Goto, Tsutomu Minegishi, Yosuke Kageshima, Tomohiro Higashi, Hiroyuki Kaneko, Yongbo Kuang, Mamiko Nakabayashi, Naoya Shibata, Hitoshi Ishihara, Toshio Hayashi, Akihiko Kudo, Taro Yamada, Kazunari Domen*, J. Mater. Chem. A, 2017, 5, 21242-21248.

DOI: 10.1039/C7TA06663E

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7. Enhancement of Charge Separation and Hydrogen Evolution on Particulate La5Ti2CuS5O7 Photocathodes by Surface Modification 

Jingyuan Liu, Takashi Hisatomi, Dharmapura H. K. Murthy, Miao Zhong, Mamiko Nakabayashi, Tomohiro Higashi, Yohichi Suzuki, Hiroyuki Matsuzaki, Kazuhiko Seki, Akihiro Furube, Naoya Shibata, Masao Katayama, Tsutomu Minegishi, Kazunari Domen*, J. Phys. Chem. Lett., 2017, 8, 375-379.

DOI: 10.1021/acs.jpclett.6b02735

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6. Sunlight Driven Overall Water Splitting by the Combination of Surface Modified La5Ti2Cu0.9Ag0.1S5O7 and BaTaO2N Photoelectrodes 

Tomohiro Higashi, Yuki shinohara, Atsushi Ohnishi, Jingyuan Liu, Koichiro Ueda, Shintaro Okamura, Takashi Hisatomi, Masao Katayama, Hiroshi Nishiyama, Taro Yamada, Kazunari Domen*, ChemPhotoChem, 2017, 1, 167-172.

DOI: 10.1002/cptc.201600015

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5. La5Ti2Cu1-xAgxS5O7 Photocathodes Operating at Positive Potentials during Photoelectrochemical Hydrogen Evolution under Irradiation of up to 710 nm 

Takashi Hisatomi, Shintaro Okamura, Jingyuan Liu, Yuki Shinohara, Koichiro Ueda, Tomohiro Higashi, Masao Katayama, Tsutomu Minegishi, Kazunari Domen*, Energy Environ. Sci., 2015, 8, 3354-3362. 

DOI: 10.1039/C5EE02431E

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4. Two Sharp Phase Change Processes of Diphenyl Viologen at a Au(111) Electrode Surface: Non-Faradaic Transition with Interplay of Ionic Adsorption of Chloride and Bromide and Faradaic One 

Tomohiro Higashi, Teppei Kawamoto, Soichiro Yoshimoto, Takamasa Sagara*, J. Phys. Chem. C., 2015, 119, 1320-1329. 

DOI: 10.1021/jp5099238

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3. Diphenyl Viologen on an HOPG Electrode Surface: Less Sharp Redox Wave than Dibenzyl Viologen 

Tomohiro Higashi and Takamasa Sagara*, Langmuir, 2013, 29, 11516-11524.

DOI: 10.1021/la401606v

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2. Remarkable effect of bromide ion upon two-dimensional faradaic phase transition of dibenzyl viologen on an HOPG electrode surface: Emergence of two-step transition 

Tomohiro Higashi and Takamasa Sagara*, Electrochim. Acta, 2013, 114, 105-115.

DOI: 10.1016/j.electacta.2013.09.168

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1. Faradaic Phase Transition of Dibenzyl Viologen on an HOPG Electrode Surface Studied by In Situ Electrochemical STM and Electroreflectance Spectroscopy 

Tomohiro Higashi, Yasuhiro Shigemitsu, Takamasa Sagara*, Langmuir, 2011, 27, 13910-13917.

DOI: 10.1021/la202746y

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