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Origin elucidation of the problems in the interface electric charge transportation phenomenon using scanning nonlinear dielectric microscopy

Research Project

Project/Area Number 16H06360
Research Category

Grant-in-Aid for Scientific Research (S)

Allocation TypeSingle-year Grants
Research Field Electronic materials/Electric materials
Research InstitutionTohoku University

Principal Investigator

Cho Yasuo  東北大学, 未来科学技術共同研究センター, 特任教授 (40179966)

Co-Investigator(Kenkyū-buntansha) 山末 耕平  東北大学, 電気通信研究所, 准教授 (70467455)
平永 良臣  東北大学, 電気通信研究所, 准教授 (70436161)
Project Period (FY) 2016-05-31 – 2021-03-31
Project Status Completed (Fiscal Year 2022)
Budget Amount *help
¥194,610,000 (Direct Cost: ¥149,700,000、Indirect Cost: ¥44,910,000)
Fiscal Year 2020: ¥21,060,000 (Direct Cost: ¥16,200,000、Indirect Cost: ¥4,860,000)
Fiscal Year 2019: ¥26,000,000 (Direct Cost: ¥20,000,000、Indirect Cost: ¥6,000,000)
Fiscal Year 2018: ¥25,220,000 (Direct Cost: ¥19,400,000、Indirect Cost: ¥5,820,000)
Fiscal Year 2017: ¥25,870,000 (Direct Cost: ¥19,900,000、Indirect Cost: ¥5,970,000)
Fiscal Year 2016: ¥96,460,000 (Direct Cost: ¥74,200,000、Indirect Cost: ¥22,260,000)
Keywords走査型非線形誘電率顕微鏡 / 局所DLTS法 / MOS界面欠陥 / 時間分解走査型非線形誘電率顕微鏡 / 界面準位密度 / 移動度 / ワイドギャップ半導体 / パワーデバイス / 界面順位密度 / MOS界面 / 次世代パワー半導体 / 界面電荷輸送現象 / 超高次非線形誘電率顕微鏡法 / 時間分解SNDM法 / 走査型非線形誘電率顕微鏡法 / 超高次SNDM法 / 時間分解SNDM / Dit分布観測 / 超高次非線形誘電率顕微鏡 法 / 走査型非線形誘電率ポテン ショメリ
Outline of Final Research Achievements

We have been focusing on the invention of time-resolved scanning nonlinear dielectric microscopy and its application to this research project, especially the interface evaluation of SiO2/SiC and Al2O3/GaN MOS devices, which are attracting attention as next-generation power devices, and have obtained many findings on the correlation between the device properties and the interface.
The most significant result is the clarification of the factors that cause mobility degradation based on the measurement results of Dit and real-space distribution of surface potentials. In the course of this research, many new SNDM-derived microscopy and analysis methods were developed, laying the foundation for new evaluation techniques to be used in the future.

Academic Significance and Societal Importance of the Research Achievements

本研究により特に次世代パワーエレクトロニクス用デバイスに用いるMOS界面の品質評価がミクロな視点からできるようになり、SiCやGaN等一部のMOS界面に関しては、移動度低下の要因を一部明らかにできたため、2021年度には富士電機、ミライズテクノロジーズ、名古屋大学天野教授グループ等の主だったワイドギャップ半導体素子研究機関との(本研究成果を発展的に応用する)共同研究につながりその社会的意義は大きいものがあった。
更に本研究成果が認められ、本部科学省「革新的パワーエレクトロニクス創出基盤技術研究開発事業」にも採択され、本研究課題を更に発展させる研究を継続するに至った。

Assessment Rating
Verification Result (Rating)

A-

Assessment Rating
Result (Rating)

A: Progress in the research is steadily towards the initial goal. Expected research results are expected.

Report

(11 results)
  • 2023 Research Progress Assessment (Verification Result) ( PDF )
  • 2022 Final Research Report ( PDF )
  • 2020 Annual Research Report
  • 2019 Annual Research Report   Abstract(Research Progress Assessment) ( PDF )   Research Progress Assessment (Result) ( PDF )
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • 2016 Abstract ( PDF )   Comments on the Screening Results ( PDF )   Annual Research Report
  • Research Products

    (139 results)

All 2023 2022 2019 2018 2017 2016 Other

All Int'l Joint Research (4 results) Journal Article (25 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 25 results,  Acknowledgement Compliant: 3 results) Presentation (105 results) (of which Int'l Joint Research: 105 results,  Invited: 9 results) Remarks (4 results) Patent(Industrial Property Rights) (1 results) (of which Overseas: 1 results)

  • [Int'l Joint Research] Paul Scherrer Institute/AETH Zurich(スイス)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] University of Melbourne(オーストラリア)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] CNR-IMM(イタリア)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] Universite de Lyon,(フランス)

    • Related Report
      2018 Annual Research Report
  • [Journal Article] Microscopic Evaluation of Al2O3/p-Type Diamond (111) Interfaces Using Scanning Nonlinear Dielectric Microscopy2022

    • Author(s)
      Yu Ogata, Kohei Yamasue, Xufang Zhang,Tsubasa Matsumoto, Norio Tokuda and Yasuo Cho
    • Journal Title

      Materials Science Forum

      Volume: 1062 Pages: 298-303

    • DOI

      10.4028/p-n0z51t

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Surface Potential Fluctuations of SiO2/SiC Interfaces Investigated by Local Capacitance-Voltage Profiling Based on Time-Resolved Scanning Nonlinear Dielectric Microscopy2022

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Journal Title

      Materials Science Forum

      Volume: 1062 Pages: 335-340

    • DOI

      10.4028/p-2t7zak

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Nanoscale mapping to assess the asymmetry of local C?V curves obtained from ferroelectric materials2022

    • Author(s)
      Hiranaga Yoshiomi、Mimura Takanori、Shimizu Takao、Funakubo Hiroshi、Cho Yasuo
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 61 Issue: SN Pages: SN1014-SN1014

    • DOI

      10.35848/1347-4065/ac7f7a

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Local capacitance-voltage profiling and deep level transient spectroscopy of SiO2/SiC interfaces by scanning nonlinear dielectric microscopy2022

    • Author(s)
      Kohei Yamasue Yasuo Cho
    • Journal Title

      Microelectronics Reliability

      Volume: 135 Pages: 114588-114588

    • DOI

      10.1016/j.microrel.2022.114588

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Two-dimensional defect mapping of the SiO2/4H-SiC interface2019

    • Author(s)
      Woerle Judith、Johnson Brett C.、Bongiorno Corrado、Yamasue Kohei、Ferro Gabriel、Dutta Dipanwita、Jung Thomas A.、Sigg Hans、Cho Yasuo、Grossner Ulrike、Camarda Massimo
    • Journal Title

      Physical Review Materials

      Volume: 3 Issue: 8 Pages: 084602-084602

    • DOI

      10.1103/physrevmaterials.3.084602

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Carrier distribution imaging using ∂C/∂z-mode scanning nonlinear dielectric microscopy2019

    • Author(s)
      Hiranaga Yoshiomi、Cho Yasuo
    • Journal Title

      Review of Scientific Instruments

      Volume: 90 Issue: 8 Pages: 083705-083705

    • DOI

      10.1063/1.5097906

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Optimization of signal intensity in intermittent contact scanning nonlinear dielectric microscopy2019

    • Author(s)
      Yamasue K.、Cho Y.
    • Journal Title

      Microelectronics Reliability

      Volume: 100-101 Pages: 113345-113345

    • DOI

      10.1016/j.microrel.2019.06.037

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Scanning probe-type data storage beyond hard disk drive and flash memory2018

    • Author(s)
      Cho Yasuo、Hong Seungbum
    • Journal Title

      MRS Bulletin

      Volume: 43 Issue: 5 Pages: 365-370

    • DOI

      10.1557/mrs.2018.98

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Local carrier distribution imaging on few-layer MoS2 exfoliated on SiO2 by scanning nonlinear dielectric microscopy2018

    • Author(s)
      Yamasue Kohei、Cho Yasuo
    • Journal Title

      Applied Physics Letters

      Volume: 112 Issue: 24 Pages: 243102-243102

    • DOI

      10.1063/1.5032277

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] High resolution observation of defects at SiO2/4H-SiC interfaces using time-resolved scanning nonlinear dielectric microscopy2018

    • Author(s)
      Yamagishi Y.、Cho Y.
    • Journal Title

      Microelectronics Reliability

      Volume: 88-90 Pages: 242-245

    • DOI

      10.1016/j.microrel.2018.07.058

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Nanoscale linear permittivity imaging based on scanning nonlinear dielectric microscopy2018

    • Author(s)
      Yoshiomi Hiranaga, Norimichi Chinone and Yasuo Cho
    • Journal Title

      Nanotechnology

      Volume: 29 Issue: 20 Pages: 205709-205709

    • DOI

      10.1088/1361-6528/aab3c2

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Quantitative measurement of active dopant density distribution in phosphorus-implanted monocrystalline silicon solar cell using scanning nonlinear dielectric microscopy2017

    • Author(s)
      K. Hirose, K. Tanahashi, H. Takato, and Y. Cho
    • Journal Title

      Appl. Phys. Lett.

      Volume: 111 Issue: 3

    • DOI

      10.1063/1.4994813

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Evaluation of silicon- and carbon-face SiO2/SiC MOS interface quality based on scanning nonlinear dielectric microscopy2017

    • Author(s)
      Norimichi Chinone, Alpana Nayak, Ryoji Kosugi, Yasunori Tanaka, Shinsuke Harada, Hajime Okumura, and Yasuo Cho
    • Journal Title

      Appl. Phys. Lett.

      Volume: 111 Issue: 6

    • DOI

      10.1063/1.4990865

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] High resolution characterizations of fine structure of semiconductor device and material using scanning nonlinear dielectric microscopy2017

    • Author(s)
      Yasuo Cho
    • Journal Title

      Jpn.J.Appl.Phys.

      Volume: 56 Issue: 10 Pages: 100101-100101

    • DOI

      10.7567/jjap.56.100101

    • NAID

      210000148306

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] “Local deep level transient spectroscopy using super-higher-order scanning nonlinear dielectric microscopy and its application to imaging two-dimensional distribution of SiO2/SiC interface traps2017

    • Author(s)
      Norimichi Chinone, and Yasuo Cho
    • Journal Title

      J. Appl. Phys.

      Volume: 122 Issue: 10

    • DOI

      10.1063/1.4991739

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamic observation of ferroelectric domain switching using scanning nonlinear dielectric microscopy2017

    • Author(s)
      Yoshiomi Hiranaga, Takanori Mimura, Takao Shimizu, Hiroshi Funakubo, Yasuo Cho
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 56 Issue: 10S Pages: 10PF16-10PF16

    • DOI

      10.7567/jjap.56.10pf16

    • NAID

      210000148393

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Nanosecond microscopy of capacitance at SiO2/4H-SiC interfaces by time-resolved scanning nonlinear dielectric microscopy2017

    • Author(s)
      Y. Yamagishi, and Y. Cho
    • Journal Title

      Appl. Phys. Lett.

      Volume: 111 Issue: 16

    • DOI

      10.1063/1.4999794

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Quantitative thickness measurement of polarity-inverted piezoelectric thin-film layer by scanning nonlinear dielectric microscopy2017

    • Author(s)
      Hiroyuki Odagawa, Koshiro Terada, Yohei Tanaka, Hiroaki Nishikawa, Takahiko Yanagitani and Yasuo Cho
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 56 Issue: 10S Pages: 10PF18-10PF18

    • DOI

      10.7567/jjap.56.10pf18

    • NAID

      210000148395

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Two-Dimensional Imaging of Trap Distribution in SiO2/SiC Interface Using Local Deep Level Ttransient Spectroscopy Based on Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      Norimichi Chinone, Ryoji Kosugi ,Yasunori Tanaka, Shinsuke Harada, Hajime Okumura, and Yasuo Cho
    • Journal Title

      Materials Science Forum

      Volume: 897 Pages: 127-130

    • DOI

      10.4028/www.scientific.net/msf.897.127

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Universal Parameter Evaluating SiO2/SiC Interface Quality Based on Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      Norimichi Chinone, Alpana Nayak, Ryoji Kosugi ,Yasunori Tanaka, Shinsuke Harada, Yuji Kiuchi, Hajime Okumura, and Yasuo Cho
    • Journal Title

      Materials Science Forum

      Volume: 897 Pages: 159-162

    • DOI

      10.4028/www.scientific.net/msf.897.159

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Journal Article] High-density ferroelectric recording using a hard disk drive-type data storage system2016

    • Author(s)
      Tomonori Aoki, Yoshiomi Hiranaga, and Yasuo Cho
    • Journal Title

      J. Appl. Phys.

      Volume: 119 Issue: 18 Pages: 184101-184101

    • DOI

      10.1063/1.4948940

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Graphene on C-terminated face of 4H-SiC observed by noncontact scanning nonlinear dielectric potentiometry2016

    • Author(s)
      Kohei Yamasue, Hirokazu Fukidome, Keiichiro Tashima, Maki Suemitsu, and Yasuo Cho
    • Journal Title

      Jpn. J. Appl. Phys.

      Volume: 55 Issue: 8S1 Pages: 08NB02-08NB02

    • DOI

      10.7567/jjap.55.08nb02

    • NAID

      210000146969

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Simultaneous observation of two dimensional electron gas and polarization in AlGaN/GaN heterostructure using scanning nonlinear dielectric microscopy2016

    • Author(s)
      Kotaro Hirose, Yasunori Goto, Norimichi Chinone, and Yasuo Cho
    • Journal Title

      Jpn. J. Appl. Phys.

      Volume: 55 Issue: 8S1 Pages: 08NB13-08NB13

    • DOI

      10.7567/jjap.55.08nb13

    • NAID

      210000146980

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Visualization of Gate-Bias-Induced Carrier Redistribution in SiC Power DIMOSFET Using Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Norimichi Chinone, and Yasuo Cho
    • Journal Title

      IEEE TRANSACTIONS ON ELECTRON DEVICES

      Volume: 63 Issue: 8 Pages: 3165-3170

    • DOI

      10.1109/ted.2016.2571780

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Local deep level transient spectroscopy using super-higher-order scanning nonlinear dielectric microscopy2016

    • Author(s)
      N. Chinone, R.Kosugi ,Y. Tanaka, S. Harada, H. Okumura, and Y. Cho
    • Journal Title

      Microelectronics Reliability

      Volume: 64 Pages: 566-569

    • DOI

      10.1016/j.microrel.2016.07.088

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Presentation] Correlation analysis on local capacitance-voltage profiles of a SiO2/SiC interface observed by time-resolved scanning nonlinear dielectric microscopy2023

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      7th IEEE Electron Devices Technology and Manufacturing(EDTM) Conference 2023
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative measurement of active dopant density distribution in black silicon solar cell using scanning nonlinear dielectric microscopy2022

    • Author(s)
      Yasuo Cho, Beniamino Iandolo, Ole Hansen
    • Organizer
      49th IEEE Photovoltaic Specialists Conference
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Comparative study on carrier distribution of mechanically exfoliated WSe2/SiO2 and suspended WSe2 by scanning nonlinear dielectric microscopy2022

    • Author(s)
      Koki Takano, Kohei Yamasue, Toshiaki Kato, Toshiro Kaneko and Yasuo Cho
    • Organizer
      THE 22ND INTERNATIONAL VACUUM CONGRESS IVC-22
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Real-space analysis on surface potential fluctuations of Al2O3/GaN interfaces by scanning nonlinear dielectric microscopy2022

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      International Workshop on Nitride Semiconductor(IWN2022)
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Experimental research on curved photovoltaic modules : effects of hot spots, interconnect schemes and curvature on electrical PV performance2022

    • Author(s)
      Sachiko Jonai, Haruto Morishita, Yasuo Cho, Diego Bronneberg, Martin Huijzer, Angele Reinders
    • Organizer
      the 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Microscopic carrier distribution imaging of black silicon solar cell by scanning nonlinear dielectric microscopy” the 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)2022

    • Author(s)
      Yasuo Cho, Beniamino Iandolo, Ole Hansen
    • Organizer
      the 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Scanning Nonlinear Dielectric Microscopic Investigation of Mechanically Exfoliated WSe2/SiO2 and Suspended WSe22022

    • Author(s)
      Koki Takano, Kohei Yamasue, Toshiaki Kato, Toshiaki Kato and Yasuo Cho
    • Organizer
      2022 MRS Fall Meeting & Exhibit
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Statistical analysis of local C-V map data for ferroelectric thin films2022

    • Author(s)
      Yoshiomi Hiranaga, Yasuo Cho
    • Organizer
      7th International Symposium on Dielectric Materials and Applications (ISyDMA’7)
    • Related Report
      2020 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] High Resolution Observation of Subsurface Defects at SiO2/4H-SiC Interfaces by Local Deep Level Transient Spectroscopy Based on Time-Resolved Scanning Nonlinear Dielectric Microscopy2019

    • Author(s)
      Y. Yamagishi and Y. Cho
    • Organizer
      IRPS 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Surface dipole induced potentials on metals observed by noncontact scanning nonlinear dielectric potentiometry2019

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      The 17th International Conference on the Formation of Semiconductor Interfaces
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] High Resolution Mapping of Defects at SiO2/SiC Interfaces by Local-DLTS Based on Time Resolved Scanning Nonlinear Dielectric Microscopy2019

    • Author(s)
      Yuji Yamagishi and Yasuo Cho
    • Organizer
      The International Symposium on the Physical and Failure Analysis of Integrated Circuits
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ∂C/∂z-Mode Scanning Nonlinear Dielectric Microscopy for Linear Permittivity Imaging2019

    • Author(s)
      Yoshiomi Hiranaga, Yasuo Cho
    • Organizer
      Asia-Pacific PFM 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] High-Resolution Observation of Ferroelectric Domains Using Scanning Nonlinear Dielectric Microscopy With Ultra Sharp Diamond Probe2019

    • Author(s)
      Tomotaka Ishida, Yoshiomi Hiranaga and Yasuo Cho
    • Organizer
      Asia-Pacific PFM 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Improvement of Signal-to-Noise Ratio in Carrier Distribution Imaging in Intermittent Contact Scanning Nonlinear Dielectric Microscopy Based on Boxcar Integration2019

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      8th International Conference on Defects-Recognition, Imaging and Physics in Semiconductors
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Optimization of signal intensity in intermittent contact scanning nonlinear dielectric microscopy2019

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      The 30th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Influence of non-uniform interface defect distribution on channel mobility in SiC MOSFETs investigated by local deep level transient spectroscopy and device simulation2019

    • Author(s)
      Kohei Yamasue Yuji Yamagishi, Yasuo Cho
    • Organizer
      International Conference on Silicon Carbide and Related Materials 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Spatially Resolved Defect Mapping of the SiO2/4H-SiC Interface2019

    • Author(s)
      Judith Woerle, Brett Johnson, Corrado Bongiorno, Kohei Yamasue, Gabriel Ferro, Dipanwita Dutta, Yasuo Cho, Ulrike Grossner, Massimo Camarda
    • Organizer
      International Conference on Silicon Carbide and Related Materials 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Flexoelectricity and magnetism in strain-gradient rare-earth iron garnet thin films2019

    • Author(s)
      Hiroyasu Yamahara, Sarker Md Shamim, Munetoshi Seki, Yasuo Cho, Hitoshi Tabata
    • Organizer
      26th International Workshop on Oxide Electronics
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Spatially-resolved evaluation of interface defect density on macrostepped SiO2/SiC using local deep level transient spectroscopy2019

    • Author(s)
      Anna Hosaka, Kohei Yamasue, Judith Woerle, Gabriel Ferro, Ulrike Grossner, Massimo Camarda, Yasuo Cho
    • Organizer
      2019 International Integrated Reliability Workshop
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A study on evaluation of interface defect density on high-κ/SiO2/Si and SiO2/Si gate stacks using scanning nonlinear dielectric microscopy2019

    • Author(s)
      Koharu Suzuki, Kohei Yamasue, Yasuo Cho
    • Organizer
      2019 International Integrated Reliability Workshop
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Boxcar averaging based scanning nonlinear dielectric microscopy and its application to carrier distribution imaging on 2D semiconductors2019

    • Author(s)
      Kohei Yamasue, Yasuo Cho
    • Organizer
      2019 International Integrated Reliability Workshop
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Carrier Distribution Investigation of Potential-Induced Degradation in Monocrystalline Silicon Solar Cell Using Scanning Nonlinear Dielectric Microscopy2019

    • Author(s)
      Yasuo Cho
    • Organizer
      he 29th International PV Science and Engineering Conference
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Unintentional doping effects on atomically-thin Nb-doped MoS2 observed by scanning nonlinear dielectric microscopy2019

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      International Symposium for Testing and Failure Analysis 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Carrier profiling of the 10-nm-order structure in a 3D Flash memory cell using scanning nonlinear dielectric microscopy2019

    • Author(s)
      Jun Hirota, Ken Hoshino, Tsukasa Nakai, Kohei Yamasue, and Yasuo Cho
    • Organizer
      International Symposium for Testing and Failure Analysis 2019
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Unintentional n-Type Doping on Single Layer Nb-Doped MoS2 Observed by Scanning Nonlinear Dielectric Microscopy2019

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      2019 MRS Fall Meeting & Exhibit
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscale carrier distribution imaging on atomically-thin layered semiconductors by scanning nonlinear dielectric microscop2019

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      The 4th international symposium on “Elucidation of Property of Next Generation Functional Materials and Surface/Interface
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] High resolution characterizations of fine structure of electric devices and materials using scanning nonlinear dielectric microscopy2019

    • Author(s)
      Yasuo Cho
    • Organizer
      High Frequency Scanning Probe Microscopy Workshop
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] A New Evaluation Technique for Interface Defect Density on High-κ/SiO2/Si and SiO2/Si Gate Stacks using Scanning Nonlinear Dielectric Microscopy2019

    • Author(s)
      K. Suzuki, K. Yamasue, and Y. Cho
    • Organizer
      50th IEEE Semiconductor Interface Specialists Conference
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 2D Interface Defect Density Evaluation on Macrostepped SiO2/SiC Using Local Deep Level Transient Spectroscopy Based on Scanning Nonlinear Dielectric Microscopy2019

    • Author(s)
      A. Hosaka, K. Yamasue, J. Woerle, G. Ferro, U. Grossner, M. Camarda, and Y. Cho
    • Organizer
      50th IEEE Semiconductor Interface Specialists Conference
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscale Linear Permittivity Measurement Using Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Yoshiomi Hiranaga and Yasuo Cho
    • Organizer
      Third International Symposium on Dielectric Materials and Applications
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Nondestructive Measurements of Double-Layered Piezoelectric Polarity-Inverted Structure Using Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Hiroyuki Odagawa, Yohei Tanaka, Yasuo Cho
    • Organizer
      Third International Symposium on Dielectric Materials and Applications
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Scanning nonlinear dielectric microscopy in peak-force tapping mode and its application to transition metal dichalcogenides2018

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      ISPM2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative measurement of active dopant density distribution in textured emitter of phosphorus-implanted monocrystalline silicon solar cell using scanning nonlinear dielectric microscopy2018

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      TechConnect World 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] HDD Type High Speed Data Readout Demonstrations in Ferroelectric Data Storage Using Pb(Zr,Ti)O3 Recording Medium2018

    • Author(s)
      R. M. ABEYSINGHE, Y. HIRANAGA and Y. CHO
    • Organizer
      2018 ISAF-FMA-AMF-AMEC-PFM Joint Conference
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Permittivity Measurement Using ∂C/∂z-Mode Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Y. HIRANAGA and Y. CHO
    • Organizer
      2018 ISAF-FMA-AMF-AMEC-PFM Joint Conference
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Evaluation of Al2O3 Passivation Layers for Crystalline Silicon Solar Cells by Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Kento Kakikawa, Yuji Yamagishi, Katsuto Tanahashi, Hidetaka Takato, Yasuo Cho
    • Organizer
      World Conference on Photovoltaic Energy Conversion (WCPEC7)
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ∂C/∂z-mode SNDM for imaging nanoscale linear permittivity2018

    • Author(s)
      Yoshiomi HIRANAGA and Yasuo CHO
    • Organizer
      The 3rd International Symposium on“Recent Trends in the Elucidation and Function Discovery of Next Generation Functional Materials of Surface / Interface Properties”
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Improved readout speed in ferroelectric probe data storage with large nonlinear permittivity media2018

    • Author(s)
      Reshan Maduka Abeysinghe, Yoshiomi Hiranaga, Yasuo Cho
    • Organizer
      ECAPD-2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Measurement Method of Depth Profile in Polarity-Inverted Layered Structure Using Scanning Nonlinear Dielectric Microscopy with Soft Probe tip2018

    • Author(s)
      Hiroyuki Odagawa, Yohei Tanaka, Yasuo Cho
    • Organizer
      ECAPD-2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ∂C/∂z-Mode Scanning Nonlinear Dielectric Microscopy for Local Permittivity Imaging2018

    • Author(s)
      Yoshiomi Hiranaga, Yasuo Cho
    • Organizer
      ECAPD-2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Imaging of nanoscale linear permittivity by using ∂C/∂z-mode scanning nonlinear dielectric microscopy2018

    • Author(s)
      Yoshiomi Hiranaga, Yasuo Cho
    • Organizer
      Electroceramics XVI
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative Evaluation of Carrier Distribution in Silicon Solar Cell Using Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      IPFA 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative Imaging of MOS Interface Trap Distribution by Using Local Deep Level Transient Spectroscopy2018

    • Author(s)
      Norimichi Chinone and Yasuo Cho
    • Organizer
      IPFA 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Development of time-resolved scanning nonlinear dielectric microscopy and its application to local deep level transient spectroscopy2018

    • Author(s)
      Yuji Yamagishi and Yasuo Cho
    • Organizer
      ICN+T2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Scanning nonlinear dielectric microscopy study on nanoscale carrier distribution in two dimensional semiconductors2018

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      ICN+T2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ∂C/∂z-mode scanning nonlinear dielectric microscopy for imaging nanoscale linear permittivity2018

    • Author(s)
      Yoshiomi Hiranaga and Yasuo Cho
    • Organizer
      ICN+T2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscale Linear Permittivity Imaging Based on Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Yoshiomi Hiranaga and Yasuo Cho
    • Organizer
      IUMRS-ICEM 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] DC bias dependent nanoscale carrier distribution on a few-layer WSe2 on SiO2 observed by scanning nonlinear dielectric microscopy2018

    • Author(s)
      Kohei Yamasue, Toshiaki Kato, Toshiro Kaneko and Yasuo Cho
    • Organizer
      ECOSS34
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] High-resolution observation of defects at nitride SiO2/4H-SiC interfaces by local deep level transient spectroscopy2018

    • Author(s)
      Y. Yamagishi, K. Yamasue and Y. Cho
    • Organizer
      ECSCRM2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] High resolution observation of defects at SiO2/4H-SiC interfaces by time-resolved scanning nonlinear dielectric microscopy2018

    • Author(s)
      Yuji Yamagishi, and Yasuo Cho
    • Organizer
      ESREF2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Few-layer WSe2 on SiO2 Observed by Scanning Nonlinear Dielectric Microscopy and Electrostatic Force Microscopy2018

    • Author(s)
      K. Yamasue, T. Kato, T. Kaneko and Y. Cho
    • Organizer
      ACSIN-14 & ICSPM26
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Evaluation of Local Charge State in Al2O3 Passivation Layers of Silicon Solar Cells Using Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      K. Kakikawa, Y. Yamagishi, K. Tanahashi, H. Takato and Y. Cho
    • Organizer
      ACSIN-14 & ICSPM26
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscale Permittivity Imaging Using ∂C/∂z-mode Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Y. Hiranaga and Y. Cho
    • Organizer
      ACSIN-14 & ICSPM26
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative imaging of carrier distribution in silicon solar cell using scanning nonlinear dielectric microscopy2018

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      ISTFA 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] High resolution mapping of subsurface defects at SiO2/SiC interfaces by time-resolved scanning nonlinear dielectric microscopy2018

    • Author(s)
      Yuji Yamagishi, and Yasuo Cho
    • Organizer
      ISTFA 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Novel carrier measurement methodology for floating gate of sub-20 nm node flash memory using scanning nonlinear dielectric microscopy2018

    • Author(s)
      Jun Hirota, Yuji Yamagishi, Shiro Takeno and Yasuo Cho
    • Organizer
      ISTFA 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Electric Field Effects on Few-Layer WSe2/SiO2 Investigated by Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Kohei Yamasue, Toshiaki Kato, Toshiro Kaneko and Yasuo Cho
    • Organizer
      2018 MRS Fall Meeting & Exhibit
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] High-Resolution Observation of Defects at SiO2/SiC Interfaces by Local Deep Level Transient Spectroscopy Based on Time-Resolved Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Yuji Yamagishi and Yasuo Cho
    • Organizer
      2018 MRS Fall Meeting & Exhibit
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscale Linear Dielectric Constant Imaging Using ∂C/∂z -Mode Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Yoshiomi Hiranaga and Yasuo Cho
    • Organizer
      2018 MRS Fall Meeting & Exhibit
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Evaluation of Non-Uniform Charge Distribution in Al2O3 Passivation Layers for Silicon Solar Cells Using Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Kento Kakikawa, Yuji Yamagishi, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      2018 MRS Fall Meeting & Exhibit
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] High Resolution Mapping of Subsurface Defects at SiO2/SiC Interfaces by Local Deep Level Transient Spectroscopy Based on Time-Resolved Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      Y. Yamagishi and Y. Cho
    • Organizer
      SISC 2018
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscale carrier distribution imaging of layered semiconductor materials using scanning nonlinear dielectric microscopy2018

    • Author(s)
      K. Yamasue and Y. Cho
    • Organizer
      PCSI45
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local deep level transient spectroscopy imaging for MOS interface trap distribution2018

    • Author(s)
      N. Chinone and Y. Cho
    • Organizer
      PCSI45
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Charge State Evaluation of Passivation Layers for Silicon Solar Cells by Scanning Nonlinear Dielectric Microscopy2018

    • Author(s)
      K. Kakikawa, Y. Yamagishi, H. Takato, K. Tanahashi and Y. Cho
    • Organizer
      IRPS2018
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local deep level transient spectroscopy for two-dimensional trap distribution in MOS interface using super-higher-order scanning nonlinear dielectric microscopy2017

    • Author(s)
      Yasuo Cho
    • Organizer
      The 20th Microscopy of Semi Conducting Materials
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Dynamic Observation of Nanoscale Domain Switching Behaviors in Ferroelectric HfO2 films Using Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      Y. Hiranaga, T. Mimura, T. Shimizu, H. Funakubo and Y. Cho
    • Organizer
      2017 Joint IEEE ISAF-IWATMD-PFM
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Ferroelectric Probe Data Storage Using HfO2-Based Thin-Film Recording Media2017

    • Author(s)
      Y. Hiranaga, T. Mimura, T. Shimizu, H. Funakubo and Y. Cho
    • Organizer
      2017 Joint IEEE ISAF-IWATMD-PFM
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Measurement Method of Multi-layer Piezoelectric Polarity-inverted Structure Using Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      H. Odagawa, Y. Tanaka, T. Yanagitani, and Y. Cho
    • Organizer
      2017 Joint IEEE ISAF-IWATMD-PFM
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Deep Level Transient Spectroscopy Imaging on Trap Distribution in SiC MOS Interface Based on Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      N. Chinone, and Y. Cho
    • Organizer
      The 19th International Scanning Probe Microscopy Conference
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] “Atomic Resolution Imaging of MoS2 by Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      K.Yamasue and Y. Cho
    • Organizer
      The 19th International Scanning Probe Microscopy Conference
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative Analysis of Active Dopant Distribution and Estimation of Effective Diffusivity in Phosphorus-Implanted Emitter of Si Solar Cell Using Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      IEEE PVSC-44
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local deep level transient spectroscopy for two-dimensional MOS interface characterization based on scanning nonlinear dielectric microscopy2017

    • Author(s)
      N. Chinone, and Y. Cho
    • Organizer
      16th International Conference on the Formation of Semiconductor Interfaces(icsfi2017)
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Atomic resolution imaging and carrier type determination of Molybdenum disulfide by noncontact scanning nonlinear dielectric microscopy2017

    • Author(s)
      Kohei Yamasue and Yasuo Cho
    • Organizer
      ECOSS 33
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] DC bias dependence of local deep level transient spectroscopy signal and quantitative two-dimensional imaging of SiO2/SiC interface trap density2017

    • Author(s)
      N. Chinone, R. Kosugi, Y. Tanaka, S. Harada, H. Okumura,and Y. Cho
    • Organizer
      ICSCRM 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Improvement of Local Deep Level Transient Spectroscopy for Microscopic Evaluation of SiO2/4H-SiC Interfaces2017

    • Author(s)
      Yuji Yamagishi and Yasuo Cho
    • Organizer
      ICSCRM 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] DC bias dependence of local deep level transient spectroscopy spectrum and quantitative two-dimensional imaging of SiO2/SiC interface trap density2017

    • Author(s)
      N. Chinone, R. Kosugi, S. Harada, Y. Tanaka, H. Okumura,and Y. Cho
    • Organizer
      ESREF 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Two‐dimensional imaging of MOS interface trap using local deep level transient spectroscopy based on scanning nonlinear dielectric microscopy2017

    • Author(s)
      N. Chinone,and Y. Cho
    • Organizer
      DRIP XVII
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Carrier and Charge Distribution Imaging on Molybdenum Disulfide by Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      K. Yamasue and Y. Cho
    • Organizer
      ISSS-8 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Imaging of MOS Interface Trap Distribution using Local Deep Level Transient Spectroscopy Based on Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      N. Chinone,and Y. Cho
    • Organizer
      AVS 64th International Symposium & Exhibition
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] EVALUATION OF EFFECTIVE DIFFUSIVITIES AND THREE-DIMENSIONAL SIMULATION OF CARRIER DISTRIBUTION IN PHOSPHORUS-IMPLANTED EMITTER OF SI SOLAR CELL USING SCANNING NONLINEAR DIELECTRIC MICROSCOPY2017

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      PVSEC-27
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative Measurement of Active Dopant Density Distribution and Evaluation of Effective Diffusivities in Phosphorus-Implanted Monocrystalline Silicon Solar Cell Using Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      2017 MRS Fall Meeting & Exhibit
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative Imaging of SiO2/SiC Interface Trap Density Using Local Deep Level Transient Spectroscopy2017

    • Author(s)
      Norimichi Chinone, Ryoji Kosugi, Yasunori Tanaka, Shinsuke Harada, Hajime Okumura, Yasuo Cho
    • Organizer
      2017 MRS Fall Meeting & Exhibit
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative imaging of MOS interface trap using local deep level transient spectroscopy based on scanning nonlinear dielectric microscopy2017

    • Author(s)
      N. Chinone,and Y. Cho
    • Organizer
      48th IEEE Semiconductor Interface Specialists Conference
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local evaluation of Al2O3 passivation layers crystalline silicon solar cells by super-higher-order scanning nonlinear dielectric microscopy2017

    • Author(s)
      K. Kakikawa, Y. Yamagishi, H. Takato, K. Tanahashi and Y. Cho
    • Organizer
      ICSPM25
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Carrier Distribution Imaging of Two-Dimensional Semiconductors by Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      K. Yamasue and Y. Cho
    • Organizer
      ICSPM25
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Visualization of Traps at SiO2/SiC Interfaces near the Conduction Band by Local Deep Level Transient Spectroscopy at Low Temperatures2017

    • Author(s)
      T. Abe, Y. Yamagishi and Y. Cho
    • Organizer
      ICSPM25
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local Deep Level Transient Spectroscopy Imaging Based on Scanning Nonlinear Dielectric Microscopy2017

    • Author(s)
      Norimichi Chinone, and Yasuo Cho
    • Organizer
      The 2nd International Symposium on “Recent Trends in Analysis Techniques for Functional Materials and Devices”
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Two-dimensional Analysis of Carrier Distribution in Phosphorus-Implanted Emitter and Phosphorus-Diffused Emitter using Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, Norimichi Chinone, Yasuo Cho
    • Organizer
      43rd IEEE Photovoltaic Specialists Conference
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] An Universal Parameter Showing SiO2/SiC Interface Quality of Both Silicon and Carbon-face based on Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Norimichi Chinone, Alpana Nayak, Ryoji Kosugi ,Yasunori Tanaka, Shinsuke Harada, Yuji Kiuchi, Hajime Okumura, Yasuo Cho
    • Organizer
      ISCSI-VII/ ISTDM 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Two-Dimensional Characterization of Phosphorus-Implanted Emitter and Phosphorus-Diffused Emitter of Silicon Solar Cell Using Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      K. Hirose, N. Chinone & Y. Cho
    • Organizer
      EU PVSEC 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Proposal of Local Deep Level Transient Spectroscopy Using Super-Higher-Order Scanning Nonlinear Dielectric Microscopy and 2-Dimensional Imaging of Trap Distribution in SiO2 /SiC Interface2016

    • Author(s)
      N. Chinone, R.Kosugi ,Y. Tanaka, S. Harada, H. Okumura, and Y. Cho
    • Organizer
      IPFA 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] TWO-DIMENSIONAL CHARACTERIZATION OF PHOSPHORUS-IMPLANTED EMITTER AND PHOSPHORUS-DIFFUSED EMITTER OF SILICON SOLAR CELL USING SUPER-HIGHER-ORDER SCANNING NONLINEAR DIELECTRIC MICROSCOPY2016

    • Author(s)
      Kotaro Hirose,Katsuto Tanahashi, Hidetaka Takato, Norimichi Chinone and Yasuo Cho
    • Organizer
      32nd European Photovoltaic Solar Energy Conference and Exhibition
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Surface polarization measurement on a reconstructed Si(111) surface by noncontact scanning nonlinear dielectric potentiometry2016

    • Author(s)
      K. Yamasue, and Y. Cho
    • Organizer
      NC-AFM 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Nanoscaled Permittivity Distribution Imaging Using an SNDM Probe2016

    • Author(s)
      Y. Hiranaga, N. Chinone, K. Hirose, and Y. Cho
    • Organizer
      2016 Joint ISAF/ECAPD/PFM Conference
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Ferroelectric Nanodomain Observation in Yttrium-Doped HfO2 Thin Films Using Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Z. Chen, Y. Hiranaga, T. Shimizu, K. Katayama, T. Mimura, H. Funakubo, and Y. Cho
    • Organizer
      2016 Joint ISAF/ECAPD/PFM Conference
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative thickness measurement in polarity-inverted piezoelectric layered thin film using scanning nonlinear dielectric microscopy2016

    • Author(s)
      H. Odagawa, K. Terada, H. Nishikawa, Y. Tanaka, T. Yanagitani, and Y. Cho
    • Organizer
      2016 Joint ISAF/ECAPD/PFM Conference
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Surface polarization on a Si(111) reconstructed surface measured by noncontact scanning nonlinear dielectric potentiometry2016

    • Author(s)
      K. Yamasue, and Y. Cho
    • Organizer
      ecoss32
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local deep level transient spectroscopy using super-higher-order scanning nonlinear dielectric microscopy2016

    • Author(s)
      Norimichi Chinone, Ryoji Kosugi, Yasunori Tanaka, Shinske Harada, Hajime Okumura, and Yasuo Cho
    • Organizer
      ESREF2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Two-dimensional imaging of trap distribution in SiO2 /SiC interface using local deep level transient spectroscopy based on super-higher-order scanning nonlinear dielectric microscopy2016

    • Author(s)
      N. Chinone, R.Kosugi ,Y. Tanaka, S. Harada, H. Okumura, and Y. Cho
    • Organizer
      ecscrm2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Universal parameter evaluating SiO2 /SiC interface quality based on scanning nonlinear dielectric microscopy2016

    • Author(s)
      N. Chinone, A. Nayak, R.Kosugi ,Y. Tanaka, S. Harada, Y. Kiuchi, H. Okumura, and Y. Cho
    • Organizer
      ecscrm2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Quantitative Analysis of Two-dimensional Carrier Concentration in Phosphorus-implanted Emitter Solar Cell using Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Kotaro Hirose, Katsuto Tanahashi, Hidetaka Takato, and Yasuo Cho
    • Organizer
      PVSEC26
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Two-dimensional local deep level transient spectroscopy imaging using super-higher-order scanning nonlinear dielectric microscopy2016

    • Author(s)
      N. Chinone, R.Kosugi ,Y. Tanaka, S. Harada, H. Okumura, and Y. Cho
    • Organizer
      ISTFA2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Local deep level Transient Spectroscopy Imaging for Characterization of Two-Dimensional Trap Distribution in SiO2/SiC Interface Using Super-Higher-Order Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Norimichi Chinone, Ryoji Kosugi, Yasuonori Tanaka, Shinsuke Harada, Hajime Okumura, Yasuo Cho
    • Organizer
      2016 MRS fall meeting
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Universal Parameter Characterizing SiO2/SiC Interface Quality Based on Scanning Nonlinear Dielectric Microscopy2016

    • Author(s)
      Norimichi Chinone, Alpana Nayak, Ryoji Kosugi, Yasuonori Tanaka, Shinsuke Harada, Yuji Kiuchi, Hajime Okumura, Yasuo Cho
    • Organizer
      016 MRS fall meeting
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Polarization Charge Density Measurement by Noncontact Scanning Nonlinear Dielectric Potentiometry2016

    • Author(s)
      K. Yamasue, and Y. Cho
    • Organizer
      ICSPM24
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Remarks] 東北大学未来科学技術共同研究センター 長研究室

    • URL

      http://d-nanodev.niche.tohoku.ac.jp/

    • Related Report
      2020 Annual Research Report
  • [Remarks] 誘電ナノデバイス研究室

    • URL

      http://www.d-nanodev.riec.tohoku.ac.jp/

    • Related Report
      2019 Annual Research Report
  • [Remarks] 誘電ナノデバイス研究室研究紹介

    • URL

      http://www.d-nanodev.riec.tohoku.ac.jp/

    • Related Report
      2018 Annual Research Report
  • [Remarks]

    • URL

      http://www.d-nanodev.riec.tohoku.ac.jp/

    • Related Report
      2016 Annual Research Report
  • [Patent(Industrial Property Rights)] PCT/JP2023/ 94962023

    • Inventor(s)
      長 康雄
    • Industrial Property Rights Holder
      国立大学法人東北大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2023
    • Related Report
      2020 Annual Research Report
    • Overseas

URL: 

Published: 2016-06-01   Modified: 2024-03-28  

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