Elucidating the nanoarchitectonics interplay between viscosity and molecular orientation in polymer thin films studied via time-resolved second harmonic generation

Radhe Shyam, Takaaki Manaka, Rajiv Prakash

Surfaces and Interfaces   2025.9

Direct Visualization of Carrier Motion in DPP-TTT/C3N5 Blended Organic Thin-Film Transistors by Optical Second-Harmonic Generation

Radhe Shyam, Takaaki Manaka, Rajiv Prakash

ACS Applied Nano Materials   2025.5

Enhanced Charge Transport in Organic Thin-Film Transistors Through Environmentally Benign MXene-P3HT Nanocomposites

Radhe Shyam, Harshita Rai, Subhajit Jana, Shubham Sharma, Takaaki Manaka, Shyam S. Pandey, Rajiv Prakash

IEEE Transactions on Electron Devices   2025

Analyzing power output of poly(vinylidene fluoride-trifluoroethylene) triboelectric generators by using thermally stimulated current measurements

Yusuke Okamoto, Dai Taguchi, Takaaki Manaka

IEEE Transactions on Dielectrics and Electrical Insulation   2025

In Situ Observation of Orientational Ordering in Polyimide Triboelectric Generators by Using Optical Second-Harmonic Generation Measurement

Mahato Maeda, Dai Taguchi, Takaaki Manaka

The Journal of Physical Chemistry Letters   2024.12

Study on the charge transport behaviour of mxene- polymer nanocomposite-based self-assembled floating films at the air-liquid interface

Radhe Shyam, Shubham Sharma, Shyam S. Pandey, Takaaki Manaka, Rajiv Prakash

Materials Today Electronics   2024.9

Fabrication of highly sensitive flexible phototransistors through a unidirectional floating film transfer method using P4T2F-HD thin films

Radhe Shyam, Takaaki Manaka, Rajiv Prakash

Journal of Materials Chemistry C   2024.8

Anisotropic charge transport study of highly oriented P4T2F-HD thin film fabricated at air–liquid interface through second harmonic generation (SHG) analysis

Radhe Shyam, Takaaki Manaka, Rajiv Prakash

RSC Applied Interfaces   2024.8

Electric power transmission in triboelectric generators activated through dipolar depolarization

Dai Taguchi, Takaaki Manaka, Mitsumasa Iwamoto

Journal of Applied Physics   2024.6

Electrode process of mobile ions in generating space-charge polarization

Atsushi Sawada, Takaaki Manaka

Physical Review E   2024.3

Organic Nanomolecular Electronics: From Fundamental Aspects to Device Applications

Shyam S. Pandey, Kazuhiro Marumoto, Takaaki Manaka

physica status solidi (a)   2023.12

Dipolar Energy as an Electrical Power Source: Dipole Rotation in Solids Enables a New Source for the Triboelectric Generator

Dai Taguchi, Takaaki Manaka, Mitsumasa Iwamoto

physica status solidi (a)   220 ( 24 )   2023.6

Activating Dipolar-Energy-Based Triboelectric Power Generation Using Pyromellitic Dianhydride-4,4'-Oxydianiline Polyimide at Elevated Temperature

Dai TAGUCHI, Takaaki MANAKA, Mitsumasa IWAMOTO

IEICE Transactions on Electronics   E106.C ( 6 )   202 - 207   2023.6

Dipolar polarization as an energy source of tribo-electric power generator

Dai Taguchi, Takaaki Manaka, Mitsumasa Iwamoto

Applied Physics Letters   119 ( 5 )   2021.8

Visualizing positive and negative charges of triboelectricity generated on polyimide film

Dai TAGUCHI, Takaaki MANAKA, Mitsumasa IWAMOTO

IEICE Transactions on Electronics   E104C ( 6 )   170 - 175   2021.6

Effect of 1,8-Diiodooctance additive on the charge carriers behavior in the PCPDTBT:PC71BM BHJ films investigated by using electric-field-induced optical second-harmonic generation measurement

Ibrahim M. Alrougy, Dai Taguchi, Takaaki Manaka

Journal of Materials Science: Materials in Electronics   32 ( 3 )   2845 - 2852   2021.2

Visualization of Carrier Transport in Luminescent Polymer Thin Film by Using Transient Photoluminescence Decay Imaging

Takaaki Manaka, Dai Taguchi, Tai-Chin Chiang

physica status solidi (a)   217 ( 12 )   1901031 - 1901031   2020.6

Maxwell Displacement Current and Electric Power Generation using Dipolar Depolarization in Organic film

岩本光正, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Orientational ordering of molecular dipoles by rubbing as an electrical power source for triboelectric generators: A model based on Helmholtz free energy stored in polar materials

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   124 ( 172(OME2024 13-15) )   2024

Evaluation of Anisotropy of Polymer Semiconductor Thin Films Aligned by Floating Film Transfer Method by Polarized Light Absorption Method

外山啓斗, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   124 ( 322(OME2024 31-40) )   2024

Organic Thin Films and Devices Characterization by Nonlinear Optical Spectroscopy

間中孝彰

電気学会基礎・材料・共通部門大会(Web)   2024   2024

Evaluating metal/polyethylene/ITO devices using thermally stimulated current as power sources

高橋颯太, 中川亮, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   124 ( 239(EE2024 11-18) )   2024

Evaluating temperature-dependent equivalent circuit parameters of triboelectric generators using permanent dipoles in P(VDF-TrFE)

岡本裕介, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Preparation of chiral perovskite thin films for chiral electronics and their electrical and optical properties

間中孝彰

電気学会全国大会講演論文集(CD-ROM)   2024   2024

Construction of a surface plasmon resonance measurement system for probing electric field distributions in pentacene thin films

井上柊也, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   124 ( 7(SDM2024 1-7) )   2024

Orientational ordering of molecular dipoles as an electrical power source for triboelectric generators: Spontaneous free energy transitions during dipolar depolarization

田口大, 間中孝彰, 岩本光正

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   85th   2024

Electrical equivalent circuit model for triboelectric generators using orientationally ordered molecular dipoles as power sources

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Probing electric field in ferroelectric polymer P(VDF-TrFE) for triboelectric generators by using EFISHG measurements

林好古, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Optical simulation for probing electric field distribution along thickness direction of pentacene layer by using surface plasmon resonance measurements

井上柊也, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Study on the deposition of soluble phthalocyanine thin films with oriented domains by dip-coating method

大須賀匠, 田口大, 間中孝彰

応用物理学会春季学術講演会講演予稿集(CD-ROM)   71st   2024

Investigation of Deposition Conditions for the Preparation of Soluble Phthalocyanine Thin Films Using Solution Coating Methods

大須賀匠, 西村勇亮, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   123 ( 300(EE2023 24-39) )   2023

Preparation of CH₃NH₃PbI₃ perovskite thin films using bar-coating method and evaluation by optical absorption spectrum measurement

武衛颯汰, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   123 ( 300(EE2023 24-39) )   2023

Thermally stimulated current measurement of spin-coat film of poly(vinylidenefluoride-trifluoroethylene) for triboelectric generators

岡本裕介, 田口大, 間中孝彰

応用物理学会春季学術講演会講演予稿集(CD-ROM)   70th   2023

Degradation evaluation of organic solar cells by microscopic spectroscopy and LBIC

安達周平, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2023   2023

IV measurement system for evaluating equivalent circuit parameters of poly (vinylidenefluoride-trifluoroethylene) triboelectric generators with different dielectric’s relaxation time

岡本裕介, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2023   2023

In-situ SHG measurement system for probing triboelectric generation in PMDA-ODA polyamic acid spin-coated films

前田真晴人, 田口大, 間中孝彰

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   84th   2023

DCM measurement of P(VDF-TrFE) spin-coated films for triboelectric power generators

WU Qinyang, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   123 ( 8(SDM2023 1-17) )   2023

Preparation of MIM Structure Devices Sandwiching Polyamic Acid Films for Producing Thermally Stimulated Current as a Source of Electric Power

中川亮, 岡本裕介, 前田真晴人, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   123 ( 328(OME2023 67-77) )   2023

Evaluation of Carrier Transport in Crystal Domain of copperphthalocyanine

西村勇亮, 田口大, 間中孝彰

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   84th   2023

Evaluating PMDA-ODA Polyamic Acid Spin-Coating Film as Triboelectric Generators by Using I-V Measurement

前田真晴人, 田口大, 間中孝彰

電子情報通信学会大会講演論文集(CD-ROM)   2023   2023

Operando measurement toward the development of advanced nanomaterials and organic devices

間中孝彰

電気学会基礎・材料・共通部門大会(Web)   2023   2023

Preparation of polyimide acid Langmuir-Blodgett film and its electrical current measurement system for triboelectronics

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2022   2022

Evaluating triboelectric generator using P(VDF-TrFE) 70:30 spin-coating layer: temperature dependent current source

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2022   2022

I-V measurement of ferroelectric polymer film (P(VDF-TrFE)) as a triboelectric generator and evaluation of equivalent circuit model parameters

岡本裕介, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   122 ( 327(OME2022 50-62) )   2022

Evaluating system for triboelectric generator at elevated temperature in dry nitrogen atmosphere: toward triboelectronics

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   122 ( 8(SDM2022 1-13) )   2022

Equivalent circuit model for triboelectric generator as a dipolar energy source and its evaluating system by using I-V measurement: Toward triboelectronics

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   122 ( 116(OME2022 14-24) )   2022

Equivalent circuit model of triboelectric generator as a dipolar energy source and its evaluation system by using current-voltage measurement

永渕晶大, 田口大, 間中孝彰, 岩本光正

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   83rd   2022

Evaluation of drift and diffusion in organic semiconductors by using TRM-SHG measurement

永坂審平, 田口大, 間中孝彰

応用物理学会春季学術講演会講演予稿集(CD-ROM)   69th   2022

Deposition of PMDA-ODA Polyamic Acid by Drop Cast Method and I-V Measurement of Triboelectric Generation

前田真晴人, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   122 ( 299(EE2022 19-29) )   2022

Preparation of medium density polyethylene film for triboelectric generation and triboelectric current measurement of the film

田口大, 間中孝彰, 岩本光正

応用物理学会春季学術講演会講演予稿集(CD-ROM)   69th   2022

Equivalent circuit model for triboelectric generator as a dipolar energy source and its evaluating system by using I-V measurement: Toward triboelectronics

田口大, 間中孝彰, 岩本光正

電気学会研究会資料(Web)   ( DEI-22-068-083.085 )   2022

Study on exciton and carrier dynamics at CuPc/MoO₃ interface by using time-resolved optical second harmonic generation technique

下澤敬仁, 田口大, 間中孝彰

応用物理学会春季学術講演会講演予稿集(CD-ROM)   68th   2021

Triboelectric generation of poly(vinylidene fluoride-trifluoro ethylene) film with positive and negative spontaneous polarization

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2021   2021

EFISHG measurement system for study of triboelectric generation and visualized electronic charge due to triboelectrification and peeling-electrification

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   121 ( 8(SDM2021 1-11) )   2021

EFISHG measurement system for study of triboelectric generation and visualizing electronic charge due to triboelectrification on polyimide film rubbed by polyethylene film; Towards triboelectronics

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   121 ( 315(OME2021 35-46) )   2021

Equivalent circuit model for triboelectric generator as a dielectric polarization energy transfer process

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2021   2021

Equivalent circuit model for analyzing dipolar energy as a power source

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   121 ( 255(EE2021 18-30) )   2021

Fabrication of OFET with low threshold voltage and high carrier mobility by simultaneous film formation of insulator/organic semiconductor-layers

山岡祐太, 田口大, 間中孝彰

応用物理学会春季学術講演会講演予稿集(CD-ROM)   68th   2021

Evaluating I-V characteristics of triboelectric generator using polyimide film with and without permanent dipole moment

田口大, 間中孝彰, 岩本光正

応用物理学会春季学術講演会講演予稿集(CD-ROM)   68th   2021

Analyzing transient current during triboelectric generation as a polarization energy transfer process

田口大, 間中孝彰, 岩本光正

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   82nd   2021

Visualizing positive and negative triboelectric charge on rubbed Kapton type polyimide by using local oscillator method in optical second-harmonic generation measurement: II

田口大, 間中孝彰, 岩本光正

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   81st   2020

Analysis of photo-induced intramolecular electron transfer in self-assembled monolayers by using displacement current technique

間中孝彰, 田口大

電気学会基礎・材料・共通部門大会講演論文集(CD-ROM)   2020   2020

Probing Electronic Charge and Dipolar Charge in Triboelectric Generator by Using Optical Second-Harmonic Generation

田口大, 間中孝彰, 岩本光正

電子情報通信学会論文誌 C(Web)   J103-C ( 9 )   2020

Evaluation of exciton and carrier dynamics at the organic donor-acceptor interface by ultrafast nonlinear optical spectroscopy for innovative organic devices

間中孝彰

電気学会全国大会講演論文集(CD-ROM)   2020   2020

In-plane angle dependence of orientational ordering and electrostatic field induced on rubbing of PMDA-ODA polyimide surface measured by using electric-field-induced optical second-harmonic generation

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2020   2020

Electrical circuit to store and use stably electricity supplied by triboelectric generator

田口大, 間中孝彰, 岩本光正

電子情報通信学会技術研究報告(Web)   120 ( 283(EE2020 16-22) )   2020

Study on exciton and carrier dynamics at CuPc/MoO₃ interface by using time-resolved second harmonic generation technique

下澤敬仁, 田口大, 間中孝彰

電子情報通信学会技術研究報告(Web)   120 ( 307(OME2020 8-18) )   2020

In-plane angle dependence of orientational ordering and electrostatic field induced on rubbing of PMDA-ODA polyimide surface measured by using electric-field-induced optical second-harmonic generation: II

田口大, 間中孝彰, 岩本光正

電子情報通信学会大会講演論文集(CD-ROM)   2020   2020

Characteristics and solvent dependence of TIPS-pentaceneFET fabricated by phase separation method

山岡祐太, 田口大, 間中孝彰

応用物理学会春季学術講演会講演予稿集(CD-ROM)   67th   2020

Visualizing positive and negative triboelectric charge on rubbed Kapton type polyimide by using local oscillator method in optical second-harmonic generation measurement

田口大, 間中孝彰, 岩本光正

応用物理学会春季学術講演会講演予稿集(CD-ROM)   67th   2020

Carrier transport properties of TIPS pentacene thin-film with different crystal structures

山岡祐太, 田口大, 間中孝彰

応用物理学会秋季学術講演会講演予稿集(CD-ROM)   81st   2020

双極子脱分極を電力源とする摩擦発電モデルとP(VDF-TrFE)膜の発電特性

2026年電子情報通信学会総合大会  2026.3 

Optical and Spectroscopic Operando Measurements for Investigation of Organic Semiconductor Devices and Materials Invited

Takaaki Manaka

ICRAMMD-2026  2026.3 

Organic Thin Films and Devices Characterization by Nonlinear Optical Spectroscopy Invited

Takaaki Manaka

IDCNICE2025  2025.10 

Wavelength-Controlled Chirality Inversion in Circularly Polarized Photopolymerization of Polydiacetylene

Hongfei Sun, Taishi Noma, Dai Taguchi, Takaaki Manaka

ICFPE2025  2025.9 

Electrical power transmission from triboelectric generators utilizing molecular orientational disordering as power source

Dai Taguchi, Taishi Noma, Takaaki Manaka, Mitsumasa Iwamoto

ICFPE2025  2025.9 

Humidity-controlled measurement system for evaluating triboelectric generators using dipolar energy

Ryunosuke Sakakibara, Taishi Noma, Dai Taguchi, Takaaki Manaka

ICFPE2025  2025.9 

Evaluating thermally stimulated de-trapping current from Al/polyethylene/ITO devices for electrical power sources

Souta Takahashi, Taishi Noma, Dai Taguchi, Takaaki Manaka

ICFPE2025  2025.9 

Controlled Alignment of Organic thin films for flexible and efficient phototransistor application

Radhe Shyam, Takaaki Manaka, Rajiv Prakash

ICFPE2025  2025.9 

ポリビニルアルコール膜の摩擦発電I-V特性測定と双極子緩和時間の検討

2025年電子情報通信学会ソサイエティ大会  2025.9 

ITO/ポリエチレン/Al素子による熱刺激電流の発生電力評価

2025年電子情報通信学会ソサイエティ大会  2025.9 

双極子エネルギーによる摩擦発電における発電過程と放電過程の比較

2025年 第86回応用物理学会秋季学術講演会  2025.9 

Fabrication of Highly Oriented Organic Thin Films at the Liquid–Air Interface and Visualization of Charge Transport via Time-Resolved SHG Invited

Shyam Radhe, Manaka Takaaki

令和7年（2025年）基礎・材料・共通部門大会  2025.9 

TIPS ペンタセンフォトトランジスタにおける閾値電圧の波長依存性

令和7年（2025年）基礎・材料・共通部門大会  2025.9 

紫外パルス光照射による 10,12-トリコサジイン酸薄膜の重合プロセスに関する研究

令和7年（2025年）基礎・材料・共通部門大会  2025.9 

Mechanistic Analysis of Chirality Transformation in Chiral Organic–Inorganic Hybrid Perovskite Thin Films

WEI FENG, Takaaki Manaka, Dai Taguchi

令和7年（2025年）基礎・材料・共通部門大会  2025.9 

湿度調整雰囲気におけるポリイミド摩擦発電のI-V特性評価装置の構築

有機エレクトロニクス研究会  2025.8 

ポリビニルアルコール/ITO摩擦発電素子のI-V測定による評価

有機エレクトロニクス研究会  2025.4 

ナノフィラー添加による高分子半導体の移動度向上に関する研究

間中孝彰

令和7年 電気学会全国大会  2025.3 

Induction of chirality in Polydiacetylene using Evanescent Waves

Hongfei Sun, Feng Wei, Dai Taguchi, Takaaki Manaka

第72回応用物理学会春季学術講演会  2025.3 

Au/ポリイミド/ITO素子の熱刺激電流が発生する電力の評価

中川 亮, 田口 大, 間中 孝彰

第72回応用物理学会春季学術講演会  2025.3 

電荷変調分光法を用いた有機薄膜トランジスタ内のチャネル形成に関する評価

中村 智之, 田口 大, 間中 孝彰

第72回応用物理学会春季学術講演会  2025.3 

光第二次高調波発生法による有機無機ハイブリッドペロブスカイトの分極評価

越後 光太, 田口 大, 間中 孝彰

第72回応用物理学会春季学術講演会  2025.3 

Impact of orientation control and nanofiller additive on carrier transport in conjugated polymer films Invited

Takaaki Manaka

5th Japan-Thailand Joint Symposium on Advanced Nanomaterials and Devices for Electronics and Photonics  2025.1 

Spectroscopic Reflectometry for Evaluating Orientational Order Parameter of Polymer Semiconductor Films Oriented by Floating Film Transfer Method

Keito Toyama, Taishi Noma, Dai Taguchi, Takaaki Manaka

ICFPE2025  2025 

浮遊薄膜転写法により配向した高分子半導体薄膜の偏光吸収法による異方性評価

外山啓斗, 田口 大, 間中孝彰

有機エレクロトニクス研究会  2024.12 

Spectroscopic operand measurements for investigating the organic semiconductor devices and materials Invited

Takaaki Manaka

India-Japan Workshop on Biomolecular Electronics and Organic Nanotechnology for Environment Preservation (IJWBME 2024)  2024.11 

熱刺激電流による電力源に向けた金属／ポリエチレン／ITO素子の評価

高橋颯太, 中川 亮, 田口 大, 間中孝彰

有機エレクロトニクス研究会  2024.11 

Mobility Enhancement of Polymer Semiconductor by Orientation Cotrol and Nanofiller Additives Invited

Takaaki Manaka

The 23rd International Discussion & Conference on Nano Interface Controlled Electronic Devices (IDC-NICE 2024)  2024.10 

Photopolymerization of Polydiacetylene using Evanescent Waves

Hongfei Sun, Feng Wei, Dai Taguchi, Takaaki Manaka

第85回応用物理学会秋季学術講演会  2024.9 

分子双極子の配向秩序による摩擦発電過程：双極子配向分極による自由エネルギーモデル

田口 大, 間中 孝彰, 岩本 光正

第85回応用物理学会秋季学術講演会  2024.9 

非線形光学分光による有機薄膜およびデバイス評価 Invited

間中孝彰

令和6年 電気学会A部門大会  2024.9 

ラビングによる双極子配向を用いた摩擦発電の自由エネルギーモデル

田口 大, 間中孝彰, 岩本光正

有機エレクロトニクス研究会  2024.8 

Optical operando measurements for investigating the organic semiconductor devices and materials Invited

Takaaki Manaka

The international Conference on Flexible and Printed ELectronics ICFPE2024  2024.8 

Optical operand measurements for studying the organic semiconductor devices Invited

Takaaki Manaka

2024 KPS Spring Meeting  2024.4 

電界測定のための pentacene/Au 素子の表面プラズモン共鳴測定と光学シミュレーション

井上柊也, 田口 大, 間中孝彰

2024年電子情報通信学会ソサイエティ大会 

EFISHG 測定を用いた摩擦発電用強誘電体 P（VDF-TrFE）の評価

林 好古, 田口 大, 間中孝彰

2025年電子情報通信学会総合大会 

双極子配向秩序による摩擦発電と等価回路モデル

田口 大, 間中孝彰, 岩本光正

2024年電子情報通信学会ソサイエティ大会 

摩擦発電の等価回路モデルからみた誘電分極の発電と充放電

田口 大, 間中孝彰, 岩本光正

2025年電子情報通信学会総合大会 

EFISHG 測定を用いた摩擦発電用強誘電体 P（VDF-TrFE）の電界評価

林 好古, 田口 大, 間中孝彰

2024年電子情報通信学会ソサイエティ大会