Publications

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2024

Original Papers

05.

Quantized Seebeck coefficient of quasi-ballistic gold nanowires

  • Yuki Hanamura, Ryo Yamada, and Hirokazu Tada
  • Appl. Physics. Letters., 125, 192203 (2024).

  • DOI: 10.1063/5.0237327

04.

Physical reservoir computing with visible-light signals using dye-sensitized solar cells

  • Ryo Yamada, Motomasa Nakagawa, Shotaro Hirooka1 and Hirokazu Tada
  • Appl. Phys. Express 17, 097001, 2024

  • DOI: 10.35848/1882-0786/ad7456

03.

Periodically Twisted Molecular Wires Based on a Fused Unit for Efficient Intramolecular Hopping Transport

  • Ryo Asakawa, Soichi Yokoyama, Ryo Yamada,Seiya Maeda, Tatsuhiko Ohto, Hirokazu Tada, Yutaka Ie
  • Journal of the American Chemical Society, 146, 23429. 2024.

  • DOI: 10.1021/jacs.4c07548

02.

Interfacial negative magnetization in Ni encapsulated layer tunable nested MoS2 nanostructure for robust memory applications

  • Shatabda Bhattacharya, Tatsuhiko Ohto, Hirokazu Tada, and Shyamal K. Saha
  • Nanoscale Advances 6, 1091-1105 (2024).

  • DOI: 10.1039/D3NA00343D

01.

Dynamic Variation of Rectification Observed in Supramolecular Mixed Mercaptoalkanoic Acid

  • Gyu Don Kong, Jiung Jang, Suin Choi, Gayoung Lim, In Soo Kim, Tatsuhiko Ohto, Seiya Maeda, Hirokazu Tada, and Hyo Jae Yoon
  • Small 20, 2305997 (2024).

  • DOI: 10.1002/smll.202305997

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2023

Original Papers

04.

Reservoir computing with the electrochemical formation and reduction of gold oxide in aqueous solutions with a three-electrode electrochemical setup

  • Ryo Yamada, Shuto Watanabe and Hirokazu Tada
  • RSC Advances, 2023, 13, 24801 – 24804.

  • DOI: 10.1039/d3ra04614a

03.

Magnetoresistance originated from the Au/S interface in Au/1,6-hexanedithiol/Au single-molecule junctions at room temperature

  • Rachmat Andika, Ryo Yamada and Hirokazu Tada
  • Phys. Chem. Chem. Phys., 25, 18642-18645, (2023).

  • DOI: 10.1039/D3CP02223D

02.

6,6′-Biindeno[1,2-b]anthracene: An Open-Shell Biaryl with High Diradical Character

  • Xiushang Xu, Satoshi Takebayashi, Hiroki Hanayama, Serhii Vasylevskyi, Takatsugu Onishi, Tatsuhiko Ohto, Hirokazu Tada, and Akimitsu Narita
  • J. Am. Chem. Soc. 145, 3891–3896 (2023).

  • DOI: 10.1021/jacs.2c13890

01.

Corrosion-Resistant and High-Entropic Non-Noble-Metal Electrodes for Oxygen Evolution in Acidic Media

  • Aimi A. H. Tajuddin, Mitsuru Wakisaka, Tatsuhiko Ohto, Yue Yu, Haruki Fukushima, Hisanori Tanimoto, Xiaoguang Li, Yoshitatsu Misu, Samuel Jeong, Jun-ichi Fujita, Hirokazu Tada, Takeshi Fujita, Masaki Takeguchi, Kaori Takano, Koji Matsuoka, Yasushi Sato, and Yoshikazu Ito
  • Adv. Mater. 35, 2207466 (2023).

  • DOI: 10.1002/adma.202207466

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2022

Original Papers

05.

Coexistence of Urbach-Tail-Like Localized States and Metallic Conduction Channels in Nitrogen-Doped 3D Curved Graphene

  • Yoichi Tanabe, Yoshikazu Ito, Katsuaki Sugawara, Samuel Jeong, Tatsuhiko Ohto, Tomohiko Nishiuchi, Naoaki Kawada, Shojiro Kimura, Christopher Florencio Aleman, Takashi Takahashi, Motoko Kotani, and Mingwei Chen
  • Adv. Mater. 34, 2205986 (2022).

  • DOI: 10.1002/adma.202205986

04.

Spinterface Effects in Hybrid La0.7Sr0.3MnO3/SrTiO3/C60/Co Magnetic Tunnel Junctions

  • Ilaria Bergenti, Takeshi Kamiya, Dongzhe Li, Alberto Riminucci, Patrizio Graziosi, Donald A. MacLaren, Rajib K. Rakshit, Manju Singh, Mattia Benini, Hirokazu Tada, Alexander Smogunov, and Valentin A. Dediu
  • ACS Appl. Electron. Mater. 4, 4273-4279 (2022).

  • DOI: 10.1021/acsaelm.2c00300

03.

Thermopower in Transition from Tunneling to Hopping

  • Sohyun Park, Jeong Woo Jo, Jiung Jang, Tatsuhiko Ohto, Hirokazu Tada, and Hyo Jae Yoon
  • Nano Lett. 22, 7682-7689 (2022).

  • DOI: 10.1021/acs.nanolett.2c03083

02.

The dielectric function profile across the water interface through surface-specific vibrational spectroscopy and simulations

  • Kuo-Yang Chiang, Takakazu Seki, Chun-Chieh Yu, Tatsuhiko Ohto, Johaness Hunger, Mischa Bonn, and Yuki Nagata
  • Proc. Natl. Acad. Sci. USA 119, e2204156119 (2022).

  • DOI: 10.1073/pnas.2204156119

01.

Controlling the Emissive, Chiroptical, and Electrochemical Properties of Double [7] Helicenes through Embedded Aromatic Rings

  • Juan Hong, Xuxian Xiao, Haoliang Liu, Evgenia Dmitrieva, Alexey A. Popov, Zidong Yu, Ming-De Li, Tatsuhiko Ohto, Jun Liu, Akimitsu Narita, Pengcai Liu, Hirokazu Tada, Xiao-Yu Cao, Xiao-Ye Wang, Yingping Zou, Klaus Müllen, and Yunbin Hu
  • Chem. Eur. J. 28, e202202243 (2022).

  • DOI: 10.1002/chem.202202243

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2021

Original Papers

10.

Polyethylene Glycol Covered Sn Catalysts Accelerate the Formation Rate of Formate by Carbon Dioxide Reduction

  • Samuel Jeong, Tatsuhiko Ohto, Tomohiko Nishiuchi, Yuki Nagata, Jun-ichi Fujita, and Yoshikazu Ito
  • ACS Catal. 11, 9962-9969 (2021).

  • DOI: 10.1021/acscatal.1c02646

09.

Rhodium-Catalyzed Stitching Polymerization of Alkynylsilylacetylenes

08.

Two-dimensional Binary-coded Coordinate Markers for Fabricating Nanodevices

  • Grace Redhyka, Yuki Hanamura, Ryo Yamada, and Hirokazu Tada
  • Jpn. J. Appl. Phys. 60, 080702 (2021).

  • DOI: 10.35848/1347-4065/ac138a

07.

Control of Dominant Conduction Orbitals by Peripheral Substituents in Paddle-Wheel Diruthenium Alkynyl Molecular Junctions

  • Shiori Ogawa, Swarup Chattopadhyay, Yuya Tanaka, Tatsuhiko Ohto, Tomofumi Tada, Hirokazu Tada, Shintaro Fujii, Tomoaki Nishino, and Munetaka Akita
  • Chem. Sci. 12, 10871-10877 (2021).

  • DOI: 10.1039/D1SC02407H

06.

Phase-Dependent Electrochemical CO2 Reduction Ability of NiSn Alloys for Formate Generation

  • Yoshikazu Ito, Suresh Kukunuri, Samuel Jeong, Ganesan Elumalai, Aimi Asilah Haji Tajuddin, Zeyu Xi, Kailong Hu, and Tatsuhiko Ohto
  • ACS Appl. Energy Mater. 4, 7122–7128 (2021).

  • DOI: 10.1021/acsaem.1c01207

05.

Geometric model of 3D curved graphene with chemical dopants

  • Andreas Dechant, Tatsuhiko Ohto, Yoshikazu Ito, Marina V. Makarova, Yusuke Kawabe, Tatsufumi Agari, Hikaru Kumai, Yasufumi Takahashi, Hisashi Naito, and Motoko Kotani
  • Carbon 182, 223-232 (2021).

  • DOI: 10.1016/j.carbon.2021.06.004

04.

Acceleration of Electrochemical CO2 Reduction to Formate at the Sn/Reduced Graphene Oxide Interface

  • Takuya Tsujiguchi, Yusuke Kawabe, Samuel Jeong, Tatsuhiko Ohto, Suresh Kukunuri, Hirotaka Kuramochi, Yasufumi Takahashi, Tomohiko Nishiuchi, Hideki Masuda, Mitsuru Wakisaka, Kailong Hu, Ganesan Elumalai, Jun-ichi Fujita, and Yoshikazu Ito
  • ACS Catal. 11, 3310-3318 (2021).

  • DOI: 10.1021/acscatal.0c04887

03.

Catalytic activity of graphene-covered non-noble metals governed by proton penetration in electrochemical hydrogen evolution reaction

  • Kailong Hu, Tatsuhiko Ohto, Yuki Nagata, Mitsuru Wakisaka, Yoshitaka Aoki, Jun-ichi Fujita, and Yoshikazu Ito
  • Nat. Commun. 12, 203 (2021).

  • DOI: 10.1038/s41467-020-20503-7

02.

Improving Intramolecular Hopping Charge Transport via Periodical Segmentation of π-Conjugation in a Molecule

01.

Single-Molecule Conductance of a π-Hybridized Tripodal Anchor while Maintaining Electronic Communication

  • Tatsuhiko Ohto, Aya Tashiro, Takuji Seo, Nana Kawaguchi, Yuichi Numai, Junpei Tokumoto, Soichiro Yamaguchi, Ryo Yamada, Hirokazu Tada, Yoshio Aso, and Yutaka Ie
  • Small 17, 2006709 (2021). Cover art

  • DOI: 10.1002/smll.202006709

Reviews/Books

01.

単一分子ダイオードの設計と創製

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2020

Original Papers

12.

Correlation between the Dipole Moment of Nonfullerene Acceptors and the Active Layer Morphology of Green-Solvent Processed P3HT-based Organic Solar Cells

  • Shreyam Chatterjee, Tatsuhiko Ohto, Hirokazu Tada, Seihou Jinnai, and Yutaka Ie
  • ACS Sustain. Chem. Eng. 8, 19013-19022 (2020).

  • DOI: 10.1021/acssuschemeng.0c07114

11.

Vibrational Couplings and Energy Transfer Pathways of Water’s Bending Mode

  • Chun-Chieh Yu, Kuo-Yang Chiang, Masanari Okuno, Takakazu Seki, Tatsuhiko Ohto, Xiaoqing Yu, Vitaly Korepanov, Hiro-o Hamaguchi, Mischa Bonn, Johannes Hunger, and Yuki Nagata
  • Nat. Commun. 11, 5977 (2020).

  • DOI: 10.1038/s41467-020-19759-w

10.

Vibrational Mode Frequency Correction of Liquid Water in Density Functional Theory Molecular Dynamics Simulations with van der Waals Correction

  • Kai Zhong, Chun-Chieh Yu, Mayank Dodia, Mischa Bonn, Yuki Nagata, and Tatsuhiko Ohto
  • Phys. Chem. Chem. Phys. 22, 12785-12793 (2020).

  • DOI: 10.1039/C9CP06335H

09.

Decoding the molecular water structure at complex interfaces through surface-specific spectroscopy of the water bending mode

  • Takakazu Seki, Chun-Chieh Yu, Xiaoqing Yu, Tatsuhiko Ohto, Shumei Sun, Konrad Meister, Ellen H. G. Backus, Mischa Bonn, and Yuki Nagata
  • Phys. Chem. Chem. Phys. 22, 10934-10940 (2020).

  • DOI: 10.1039/D0CP01269F

08.

Electrical conductance measurement of HgII-mediated DNA duplex in buffered aqueous solution

  • Ryo Yamada,Issei Nomura,Yuki Yamaguchi,Yosuke Matsuda,Yoshikazu Hattori,Hirokazu Tada,Akira Ono &Yoshiyuki Tanaka
  • Nucleosides, Nucleoteides & Nucleic Acids, 39, 1083-1087 (2020).

  • DOI: 10.1080/15257770.2020.1755044

07.

Preparation of Perovskite-derived One Dimensional Single Crystals based on Edge-shared Octahedrons with Pyridine Derivatives

06.

Molecular Structure and Modeling of Water-Air and Ice-Air Interfaces Monitored by Sum-Frequency Generation

  • Fujie Tang, Tatsuhiko Ohto, Shumei Sun, Jeremy Rouxel, Sho Imoto, Ellen H. G. Backus, Shaul Mukamel, Mischa Bonn, and Yuki Nagata
  • Chem. Rev. 8, 3633-3667 (2020).

  • DOI: 10.1021/acs.chemrev.9b00512

05.

Hydrogen-Bonds and Molecular Orientations of Supramolecular Structure between Barbituric Acid and Melamine Derivative at the Air/Water Interface Revealed by Heterodyne-Detected Vibrational Sum Frequency Generation Spectroscopy

  • Masanari Okuno, Shuhei Yamada, Tatsuhiko Ohto, Hirokazu Tada, Waka Nakanishi, Katsuhiko Ariga, and Taka-aki Ishibashi
  • J. Phys. Chem. Lett. 11, 2422-2429 (2020).

  • DOI: 10.1021/acs.jpclett.0c00329

04.

Mechanical switching of current-voltage characteristics in spiropyran single-molecule junctions

  • Takashi Tamaki, Keigo Minode, Yuichi Numai, Tatsuhiko Ohto, Ryo Yamada, Hiroshi Masai, Hirokazu Tada, and Jun Terao
  • Nanoscale 12, 7527-7531 (2020).

  • DOI: 10.1039/D0NR00277A

03.

Effect of Graphene Encapsulation of NiMo Alloys on Oxygen Evolution Reaction

  • Samuel Jeong, Kailong Hu, Tatsuhiko Ohto, Yuki Nagata, Hideki Masuda, Jun-ichi Fujita, and Yoshikazu Ito
  • ACS Catal. 10, 792-799 (2020).

  • DOI: 10.1021/acscatal.9b04134

02.

Giant enhancement in coercivity of ferromagnetic α-Fe2O3 nanosheet grown on MoS2

  • Anup Debnath, Shatabda Bhattacharya, Tapas Kumar Mondal, Hirokazu Tada, and Shyamal K. Saha
  • J. Appl. Phys. 127, 013901 (2020).

  • DOI: 10.1063/1.5123424

01.

Impact of intermolecular vibrational coupling effects on the sum-frequency generation spectra of the water/air interface

  • Naveen Kumar Kaliannan, Andres Henao Aristizabal, Hendrik Wiebeler, Frederik Zysk, Tatsuhiko Ohto, Yuki Nagata, and Thomas D. Kühne
  • Mol. Phys. 118, 1620358 (2020).

  • DOI: 10.1080/00268976.2019.1620358

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2019

Original Papers

08.

Three Sites Molecular Orbital Controlled Single-Molecule Rectifier based on Perpendicularly Linked Porphyrin-Imide Dyads

  • Murni Handayani, Hirofumi Tanaka, Shinichi Katayose, Tatsuhiko Ohto, Zhijin Chen, Ryo Yamada, Hirokazu Tada, and Takuji Ogawa
  • Nanoscale 11, 22724-22729  (2019).

  • DOI: 10.1039/C9NR07105A

07.

Effects of cis-trans Conformation Between Thiophene Rings on Conductance of Oligothiophenes

  • Tatsuhiko Ohto, Takuya Inoue, Helen Stewart, Yuichi Numai, Yoshio Aso, Yutaka Ie, Ryo Yamada, and Hirokazu Tada
  • J. Phys. Chem. Lett. 10, 5292-5296 (2019).

  • DOI: 10.1021/acs.jpclett.9b02059

06.

Accessing the Accuracy of Density Functional Theory through Structure and Dynamics of the Water-Air Interface

  • Tatsuhiko Ohto, Mayank Dodia, Jianhang Xu, Sho Imoto, Fujie Tang, Frederik Zysk, Thomas D. Kuhne, Yasuteru Shigeta, Mischa Bonn, Xifan Wu, and Yuki Nagata
  • J. Phys. Chem. Lett. 10, 4914-4919 (2019).

  • DOI: 10.1021/acs.jpclett.9b01983

05.

Structure and Dynamics of Water at the Water–Air Interface Using First-Principles Molecular Dynamics Simulations. II. NonLocal vs Empirical van der Waals Corrections

  • Mayank Dodia, Tatsuhiko Ohto, Sho Imoto, and Yuki Nagata
  • J. Chem. Theory Comput. 15, 3836-3843 (2019).

  • DOI: 10.1021/acs.jctc.9b00253

04.

Highly Planar and Completely Insulated Oligothiophenes: Effects of π-Conjugation on Hopping Charge Transport

  • Yutaka Ie, Yuji Okamoto, Takuya Inoue, Saori Tone, Takuji Seo, Yasushi Honda, Shoji Tanaka, See Kei Lee, Tatsuhiko Ohto, Ryo Yamada, Hirokazu Tada, and Yoshio Aso
  • J. Phys. Chem. Lett. 10, 3197-3204 (2019).

  • DOI: 10.1021/acs.jpclett.9b00747

03.

Chemical dopants on edge of holey graphene accelerate electrochemical hydrogen evolution reaction

  • Akichika Kumatani, Chiho Miura, Hirotaka Kuramochi, Tatsuhiko Ohto, Mitsuru Wakisaka, Yuki Nagata, Hiroki Ida, Yasufumi Takahashi, Kailong Hu, Samuel Jeong, Jun-ichi Fujita, Tomokazu Matsue, Yoshikazu Ito
  • Adv. Sci. 6, 1900119 (2019).

  • DOI: 10.1002/advs.201900119

02.

Boosting Electrochemical Water Splitting via Ternary NiMoCo Hybrid Nanowire Arrays

  • Kailong Hu, Mingxing Wu, Satoshi Hinokuma, Tatsuhiko Ohto, Mitsuru Wakisaka, Jun-ichi Fujita, and Yoshikazu Ito
  • J. Mater. Chem. A 7, 2156-2164 (2019).

  • DOI: 10.1039/c8ta11250a

01.

Structure and Dynamics of Water at the Water-Air Interface Using First Principles Molecular Dynamics Simulations within Generalized Gradient Approximation

  • Tatsuhiko Ohto, Mayank Dodia, Sho Imoto, and Yuki Nagata
  • J. Chem. Theory Comput. 15, 595-602 (2019).

  • DOI: 10.1021/acs.jctc.8b00567

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2018

Original Papers

09.

Large Hydrogen Bond Mismatch between TMAO and Urea Promotes Their Hydrophobic Association

  • Wen Jun Xie, Seoncheol Cha, Tatsuhiko Ohto, Wataru Mizukami, Yuezhi Mao, Manfred Wagner, Mischa Bonn, Johannes Hunger, and Yuki Nagata
  • Chem 4, 2615-2627 (2018).

  • DOI: 10.1016/j.chempr.2018.08.020

08.

Orientational Distribution of Free O-H Groups of Interfacial Water Is Exponential

  • Shumei Sun, Fujie Tang, Sho Imoto, Daniel R. Moberg, Tatsuhiko Ohto, Francesco Paesani, Mischa Bonn, Ellen H. G. Backus, and Yuki Nagata
  • Phys. Rev. Lett. 121, 246101 (2018).

  • DOI: 10.1103/PhysRevLett.121.246101

07.

Single-molecule rectifiers based on voltage-dependent deformation of molecular orbitals in carbazole oligomers

  • Ryo Yamada, Ken Albrecht, Tatsuhiko Ohto, Keigo Minode, Kimihisa Yamamoto, and Hirokazu Tada
  • Nanoscale 10, 19818-19824 (2018).

  • DOI: 10.1039/C8NR06049E

06.

Face-shared structures of one-dimensional organic-inorganic lead iodide perovskites

05.

Graphene Layer Encapsulation of Non-Noble Metal Nanoparticles as Acid-Stable Hydrogen Evolution Catalysts

  • Kailong Hu, Tatsuhiko Ohto, Linghan Chen, Jiuhui Han, Mitsuru Wakisaka, Yuki Nagata, Jun-ichi Fujita, and Yoshikazu Ito
  • ACS Energy Lett. 3, 1539–1544 (2018).

  • DOI: 10.1021/acsenergylett.8b00739

04.

Structure and dynamics of water at water–graphene and water–hexagonal boron-nitride sheet interfaces revealed by ab initio sum-frequency generation spectroscopy

  • Tatsuhiko Ohto, Hirokazu Tada and Yuki Nagata
  • Phys. Chem. Chem. Phys. 20, 12979-12985 (2018).

  • DOI: 10.1039/C8CP01351A

03.

Cooperation between holey graphene and NiMo alloy for hydrogen evolution in an acidic electrolyte

  • Yoshikazu Ito, Tatsuhiko Ohto, Daisuke Hojo, Mitsuru Wakisaka, Yuki Nagata, Linghan Chen, Kailong Hu, Masahiko Izumi, Jun-ichi Fujita, and Tadafumi Adschiri
  • ACS Catal. 8, 3579–3586 (2018).

  • DOI: 10.1021/acscatal.7b04091

02.

Aggregation-Induced Emission Enhancement from Disilane-Bridged Donor−Acceptor−Donor Luminogens Based on the Triarylamine Functionality

  • Tsukasa Usuki, Masaki Shimada, Yoshinori Yamanoi, Tatsuhiko Ohto, Hirokazu Tada, Hidetaka Kasai, Eiji Nishibori and Hiroshi Nishihara
  • ACS Appl. Mater. Interfaces 10, 12164–12172 (2018).

  • DOI: 10.1021/acsami.7b14802

01.

Definition of Free O–H Groups of Water at the Air–Water Interface

  • Fujie Tang, Tatsuhiko Ohto, Taisuke Hasegawa, Wen Jun Xie, Limei Xu, Mischa Bonn, and Yuki Nagata
  • J. Chem. Theory Comput. 14, 357–364 (2018).

  • DOI: 10.1021/acs.jctc.7b00566

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2017

Original Papers

10.

Electrochemical TERS Elucidates Potential-Induced Molecular Reorientation of Adenine/Au(111)

  • Natalia Martín Sabanés, Tatsuhiko Ohto, Denis Andrienko, Yuki Nagata, and Katrin F. Domke
  • Angew. Chem. Ind. Ed. 56, 9796 (2017).

  • DOI: 10.1002/anie.201704460

09.

Chemisorbed and Physisorbed Water at the TiO2/Water Interface

  • Saman Hosseinpour, Tang Fujie, Fenglong Wang, Ruth Livingstone, Simon Schlegel, Tatsuhiko Ohto, Mischa Bonn, Yuki Nagata, and Ellen H. G. Backus
  • J. Phys. Chem. Lett. 8, 2195 (2017).

  • DOI: 10.1021/acs.jpclett.7b00564

08.

Trimethylamin-N-oxide: Hydration structure, surface activity, and biological function viewed by vibrational spectroscopy and molecular dynamics simulations

  • Tatsuhiko Ohto, Johannes Hunger, Ellen H. G. Backus, Wataru Mizukami, Mischa Bonn, and Yuki Nagata
  • Phys. Chem. Chem. Phys. 19, 6909 (2017).

  • DOI: 10.1039/C6CP07284D

07.

π++ stacking of imidazolium cations enhances molecular layering of room temperature ionic liquid at their interfaces

  • Fujie Tang, Tatsuhiko Ohto, Taisuke Hasegawa, Mischa Bonn, and Yuki Nagata
  • Phys. Chem. Chem. Phys. 19, 2850 (2017).

  • DOI: 10.1039/C6CP07034E

06.

Magnetic Field Effect on Pentacene-Doped Sexithiophene Diodes

  • Song-Toan Pham, Marine Fayolle, Tatsuhiko Ohto, Hirokazu Tada
  • Appl. Phys. Lett. 111, 203303 (2017).

  • DOI: 10.1063/1.5006547

05.

Analysis of Single Molecule Conductance of Heterogeneous Porphyrin Arrays by Partial Transmission Probabilities

  • Takashi Tamaki, Tatsuhiko Ohto, Ryo Yamada, Hirokazu Tada, and Takuji Ogawa
  • Chem. Select 2, 7484-7488 (2017).

  • DOI: 10.1002/slct.201701015

04.

Highly Luminescent 2D-type Slab Crystals Based on a Molecular Charge-Transfer Complex as Promising Organic Light-Emitting Transistor Materials

  • Sang Kyu Park, Jin Hong Kim, Tatsuhiko Ohto, Ryo Yamada, Andrew Jones, Dong Ryeol Whang, Illhun Cho, Sangyoon Oh, Jeffrey Hong, Ji Eon Kwon, Jong H. Kim, Yoann Olivier, Roland Fischer, Roland Resel, Johannes Gierschner, Hirokazu Tada, Soo Young Park
  • Adv. Mater. 29, 1701346 (2017).

  • DOI: 10.1002/adma.201701346

03.

Multifunctional Octamethyltetrasila[2.2]cyclophanes: Conformational Variations, Circularly Polarized Luminescence, and Organic Electroluminescence

  • Masaki Shimada, Yoshinori Yamanoi, Tatsuhiko Ohto, Song-Toan Pham, Ryo Yamada, Hirokazu Tada, Kenichiro Omoto, Shohei Tashiro, Mitsuhiko Shionoya, Mineyuki Hattori, Keiko Jimura, Shigenobu Hayashi, Hikaru Koike, Munekata Iwamura, Koichi Nozaki, Hiroshi Nishihara
  • J. Am. Chem. Soc. 139, 11214-11221 (2017).

  • DOI: 10.1021/jacs.7b05671

02.

Nonlocal magnetoresistance measurements of the organic zero-gap conductor α-(BEDT-TTF)2I3

  • Takeshi Kamiya, Yoshitaka Kawasugi, Masato Ara, and Hirokazu Tada
  • Phys. Rev.B 95, 085307 (2017).

  • DOI: 10.1103/PhysRevB.95.085307

01.

Large tunneling anisotropic magnetoresistance in La0.7Sr0.3MnO3/pentacene/Cu structures prepared on SrTiO3 (110) substrates

  • Takeshi Kamiya, Chihiro Miyahara, and Hirokazu Tada
  • Appl. Phys. Lett. 110, 032401 (2017).

  • DOI: 10.1063/1.4974079

Reviews/Books

01.

Charge Transport Mechanisms in Oligothiophene Molecular Junctions Studied by Electrical Conductance and Thermopower Measurements

  • See Kei Lee, Ryo Yamada, Tatsuhiko Ohto, Shoji Tanaka, and Hirokazu Tada
  • “Molecular Architectonics: The Third Stage of Single Molecule Electronics”, pp 341-353, ed. Ogawa, T., July 2017 (Springer).

  • DOI: 10.1007/978-3-319-57096-9_13

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2016

Original Papers

07.

Unveiling the amphiphilic nature of TMAO by vibrational sum frequency generation spectroscopy

  • Tatsuhiko Ohto, Ellen H. G. Backus, Wataru Mizukami, Johannes Hunger, Mischa Bonn, and Yuki Nagata
  • J. Phys. Chem. C 120, 17435 (2016).

  • DOI: 10.1021/acs.jpcc.6b04852

06.

Molecular Modeling of Water Interfaces: From Molecular Spectroscopy to Thermodynamics

  • Yuki Nagata, Tatsuhiko Ohto, Ellen H. G. Backus, and Mischa Bonn
  • J. Phys. Chem. B 120, 3785 (2016).

  • DOI: 10.1021/acs.jpcb.6b01012

05.

Surface tension of ab initio liquid water at the water-air interface

  • Yuki Nagata, Tatsuhiko Ohto, Mischa Bonn, and Thomas D. Kühne
  • J. Chem. Phys. 144, 204705 (2016).

  • DOI: 10.1063/1.4951710

04.

Enhancement of Carrier Mobility through Deformation Potential in Metal-Containing Insulated Molecular Wires

  • Tatsuhiko Ohto*, Hiroshi Masai, Jun Terao*, Wakana Matsuda, Shu Seki, Yasushi Tsuji, and Hirokazu Tada
  • J. Phys. Chem. C 120, 26637–26644 (2016).

  • DOI: 10.1021/acs.jpcc.6b08557

03.

Electron-Accepting π-Conjugated Molecules with Fluorine-Containing Dicyanovinylidene as Terminal Groups: Synthesis, Properties, and Semiconducting Characteristics

  • Yutaka Ie, Ayana Uchida, Nana Kawaguchi, Masashi Nitani, Hirokazu Tada, Fumitoshi Kakiuchi, and Yoshio Aso
  • Org. Lett. 18, 4320–4323 (2016).

  • DOI: 10.1021/acs.orglett.6b02070

02.

Effective Method for Micro-Patterning Arene-Terminated Monolayers on a Si(111) Electrode

  • Yoshinori Yamanoi, Tetsuhiro Kobayashi, Hiroaki Maeda, Mariko Miyachi, Masato Ara, Hirokazu Tada, and Hiroshi Nishihara*
  • Langmuir 32, 6825–6829 (2016).

  • DOI: 10.1021/acs.langmuir.6b01370

01.

In-plane thermal conductivity measurement of conjugated polymer films by membrane-based ac calorimetry

  • Hiroaki Ushirokita and Hirokazu Tada
  • Chem. Lett. 45, 735 (2016).

  • DOI: 10.1246/cl.160175

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2015

Original Papers

09.

Lipid carbonyl groups terminate the hydrogen bond network of membrane-bound water

  • Tatsuhiko Ohto, Ellen H. G. Backus, Cho-Shuen Hsieh, Marialore Sulpizi, Mischa Bonn, and Yuki Nagata
  • J. Phys. Chem. Lett. 6, 4499 (2015).

  • DOI: 10.1021/acs.jpclett.5b02141

08.

Toward ab initio molecular dynamics modeling for sum-frequency generation spectra; An efficient algorithm based on surface-specific velocity-velocity correlation function

  • Tatsuhiko Ohto, Kota Usui, Taisuke Hasegawa, Mischa Bonn, and Yuki Nagata
  • J. Chem. Phys. 143, 124702 (2015).

  • DOI: 10.1063/1.4931106

07.

The surface roughness, but not the water molecular orientation varies with temperature at the water-air interface

  • Yuki Nagata, Taisuke Hasegawa, Ellen H. G. Backus, Kota Usui, Seiji Yoshimune, Tatsuhiko Ohto, and Mischa Bonn
  • Phys. Chem. Chem. Phys. 17, 23559 (2015).

  • DOI: 10.1039/C5CP04022A

06.

Ab initio liquid water dynamics in aqueous TMAO solution

  • Kota Usui, Johannes Hunger, Marialore Sulpizi, Tatsuhiko Ohto, Mischa Bonn, and Yuki Nagata
  • J. Phys. Chem. B 119, 10597 (2015).

  • DOI: 10.1021/acs.jpcb.5b02579

05.

Thermoelectricity at the Molecular Scale: Large Seebeck Effect in Endohedral Metallofullerenes

  • See Kei Lee, Marius Buerkle, Ryo Yamada, Yoshihiro Asai, and Hirokazu Tada
  • Nanoscale 7, 20496-20502 (2015).

  • DOI: 10.1039/C5NR05394C

04.

Thiophene-based Tripodal Anchor Units for Hole Transport in Single-Molecule Junctions with Gold Electrodes

  • Yutaka Ie*, Kazunari Tanaka, Aya Tashiro, See Kei Lee, Henrique Rosa Testai, Ryo Yamada*, Hirokazu Tada*, and Yoshio Aso*
  • J. Phys. Chem. Lett. 6, 3754–3759 (2015).

  • DOI: 10.1021/acs.jpclett.5b01662

03.

Growth of crystalline silicon nanotubes under hydrothermal condition

02.

Impedance spectroscopy of organic magnetoresistance devices-Effect of interface disorder

  • Marine Fayolle, Mariko Yamaguchi, Tatsuhiko Ohto, and Hirokazu Tada
  • J. Appl. Phys.  117, 075501 (2015).

  • DOI: 10.1063/1.4913272

01.

Determination of the mechanism behind the organic magnetoresistance (OMAR) effect by using impedance spectroscopy

  • Marine Fayolle, Mariko Yamaguchi, Song Toan Pham, Tatsuhiko Ohto and Hirokazu Tada
  • Int. J. Nanotechnol. 12, 238-247 (2015).

  • DOI:

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2014

Original Papers

05.

Synthesis, properties, and n-type transistor characteristics of π-conjugated compounds having a carbonyl-bridged thiazole-fused polycyclic system

  • Y. Ie, C. Sato, M. Nitani, H. Tada and Y. Aso
  • Chem. Eur. J. 20, 16509-16515 (2014).

  • DOI: 10.1002/chem.201404255

04.

Solution-processable n-Type Semiconducting Materials Containing a Carbonyl-bridged Thiazole-fused π System

  • Yutaka Ie, Chihiro Sato, Masashi Nitani, Hirokazu Tada, and Yoshio Aso
  • Chem. Lett. 43, 1640-1642 (2014).

  • DOI: 10.1246/cl.140562

03.

Thermopower of Benzenedithiol and C60 Molecular Junctions with Ni and Au Electrodes

  • See Kei Lee , Tatsuhiko Ohto , Ryo Yamada , and Hirokazu Tada
  • Nano Lett.  14, 5276-5280 (2014).

  • DOI: 10.1021/nl502305e

02.

Thermopower of Benzenedithiol Molecular Junctions with Nickel Electrodes

  • S. K. Lee, R. Yamada, and H. Tada
  • Mater. Res. Innov. 18, S6-405 (2014).

  • DOI:

01.

Magnetoluminescence of light-emitting field-effect transistors based on alpha sexithiophene

  • Song-Toan Pham and Hirokazu Tada
  • Appl. Phys. Lett. 104, 133301 (2014).

  • DOI: 10.1063/1.4870407

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2013

Original Papers

03.

Room-temperature magnetoresistance in organic spin-valves based on a Co2MnSi Heusler alloy

02.

Organic Magnetoresitance in Ambipolar Field-effect Transistors

  • Song Toan Pham, Yoshitaka Kawasugi and Hirokazu Tada
  • Appl. Phys. Lett.,103,143301-143301-4 (2013).

  • DOI: 10.1063/1.4823708

01.

Preparation of lateral spin-valve structure using doped conducting polymer poly(3,4-ethylenedioxythiophene) poly(styrenesulfonate)

  • Yoshitaka Kawasugi, Masato Ara, HIroaki Ushirokita, Takeshi Kamiya, and Hirokazu Tada
  • Org. Electron.,14,1869-1873 (2013).

  • DOI: 10.1016/j.orgel.2013.04.026

Proceedings

01.

Thermoelectric Measurements of Ni Nanojunctions

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2012

Original Papers

06.

Air-Stable n-Type Organic Field-Effect Transistors Based on 4,9-Dihydro-s-indaceno[1,2-b:5,6-b′]dithiazole-4,9-dione Unit

  • Yutaka Ie, Masashi Ueta, Masashi Nitani, Norimitsu Tohnai, Mikiji Miyata, Hirokazu Tada, and Yoshio Aso
  • Chem. Mater.,24,3285-3293 (2012).

  • DOI: 10.1021/cm301985q

05.

Hydorthermal Synthesis of Siicon-Based Hollow Nanostructures

  • Satoru Sonae, Masato Ara, and Hirokazu Tada
  • Jpn. J. Appl. Phys.,51,06FG06-1-06FG06-3 (2012).

  • DOI: 10.1143/JJAP.51.06FG06

04.

Novel SiO2-deposited CaF2 Substrate for Vibrational SFG Measurements of Chemisorbed Monolayers under Aqueous Environment

  • Adchara Padermshoke, Shouta Konishi, Masato Ara, Hirokazu Tada, and Taka-aki Ishibashi
  • Appl. Spectrosc.,66,711-718 (2012).

  • DOI: 10.1366/11-06583

03.

Universal Temperature Crossover Behavior of Electrical Conductance in a Single Oligothiophene Molecular Wire

  • See Kei Lee, Ryo Yamada, Shoji Tanaka, Gap Soo Chang, Yoshihiro Asai, and Hirokazu Tada
  • ACS Nano,6,5078-5082 (2012).

  • DOI: 10.1021/nn3006976

02.

Electrostatic Properties of Organic Monolayers on Silicon Oxides Studied by Kelvin Probe Force Microscopy

  • Ryota Mishima, Ngyuen Thu Loan, and Hirokazu Tada
  • Jpn. J. Appl. Phys.,51,045702-1-045702-5 (2012).

  • DOI: 10.1143/JJAP.51.045702

01.

Functional oligothiophenes toward molecular wires in single-molecular electronics

  • Yutaka Ie, Masaru Endou, Aihong Han, Ryo Yamada, Hirokazu Tada and Yoshio Aso
  • Pure Appl. Chem.,84,931-943 (2012).

  • DOI: 10.1351/PAC-CON-11-10-26

Proceedings

01.

Magnetic Field Effect on Photoconductivity of Single-Crystalline Pentacene and Perfluoropentacene Field-Effect Transistors

  • Song-Toan Pham, Yoshitaka Kawasugia and Hirokazu Tada
  • Mater. Res. Soc. Symp. Proc.,1402,mrsf11-1402-u05-03-5 (2012).

  • DOI: 10.1557/opl.2012.501

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2011

Original Papers

07.

Scanning tunneling spectroscopy of fluorinated phthalocyanine molecules on magnetic metal surfaces

06.

Completely Encapsulated Oligothiophenes: Synthesis, Properties, and Single-Molecule Conductance

  • Yutaka Ie, Masaru Endou, See Kei Lee, Ryo Yamada, Hirokazu Tada, Yoshio Aso
  • Angew. Chem. Int. Ed.,50,11980-11984 (2011).

  • DOI: 10.1002/anie.201104700

05.

Electron-Transporting Oligothiophenes Containing Dicyanomethylene-Substituted Cyclopenta[b]thiophene: Chemical Tuning for Air Stability in OFETs

  • Yutaka Ie, Kazufumi Nishida, Makoto Karakawa, Hirokazu Tada, and Yoshio Aso
  • J. Org. Chem.,76,6604-6610 (2011).

  • DOI: 10.1021/jo200890b

04.

Solution-Processable n-Type Organic Field-Effect Transistor (OFET) Materials Based on Carbonyl-Bridged Bithiazole and Dioxocyclopentene-Annelated Thiophenes

  • Masashi Nitani, Yutaka Ie, Hirokazu Tada and Yoshio Aso
  • Chemistry Asian Journal,6,2352-2361 (2011).

  • DOI: 10.1002/asia.201100098

03.

Side-chain effects on electronic structure and molecular stacking arrangement of PCBM spin-coated films

  • P. F. Bazylewski, K. H. Kim, J. L. Forrest, H. Tada, D. H. Choi and G. S. Chang
  • Chem. Phys. Lett.,508,90-64 (2011).

  • DOI: 10.1016/j.cplett.2011.04.017

02.

Air-Stable n-Type Organic Field-Effect Transistors Based on Solution- Processable, Electronegative Oligomers Containing Dicyanomethylene- Substituted Cyclopenta[b]thiophene

  • Y. Ie, K. Nishida, M. Karakawa, H. Tada, A. Asano, A. Saeki, S. Seki and Y. Aso
  • Chemistry-A Eur. J.,17,4750-4758 (2011).

  • DOI: 10.1002/chem.201002995

01.

Magnetoresistance of single molecular junctions measured by a mechanically controllable break junction method

  • R. Yamada, M. Noguchi, and H. Tada
  • Appl. Phys. Lett.,98,053110(3 pages) (2011).

  • DOI: 10.1063/1.3549190

Proceedings

01.

Low frequency noise in organic solar cells

  • H. Katsu, Y. Kawasugi, R. Yamada, H. Tada
  • Proceedings of the IEEE 21st International Conference on Noise and Fluctuations, ICNF 2011,,77-79 (2011).

  • DOI: 10.1109/ICNF.2011.5994389

Reviews/Books

02.

分子ワイヤーの電荷輸送機構

  • 山田 亮、田中彰治、夛田博一
  • 表面科学,32,616-621 (2011).

  • DOI: 10.1380/jsssj.32.616

01.

有機スピントロニクスにおける界面制御

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