Oral presentation

[18a-A27-1~13] 14.2 Ultrathin films and quantum nanostructures

Thu. Sep 18, 2014 9:00 AM - 12:30 PM A27 (N302)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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9:00 AM - 9:15 AM

△ [18a-A27-1] Electrochemical Formation and Structural Control of GaN Porous structures

^○Yusuke Kumazaki¹, Akio Watanabe¹, Zenji Yatabe¹, Taketomo Sato¹ (RCIQE, Hokkaido Univ.¹)

9:15 AM - 9:30 AM

[18a-A27-2] Fabrication and characterization of InSb quantum dots in a microwave circuit resonator

^○Yuji Yamazaki^1,3, Russell Deacon^1,2, Tomoko Fuse¹, Giles Allison², Akira Oiwa⁴, MingTang Deng⁵, HongQi Xu⁵, Seigo Tarucha^2,4, Koji Ishibashi^1,2 (RIKEN¹, RIKEN-CEMS², Tokyo Univ. Sci.³, Univ. Tokyo⁴, Lund Univ.⁵)

9:30 AM - 9:45 AM

[18a-A27-3] Excitation power dependence of photoluminescence spectral diffusion of single CdSe/ZnS nanocrystals

^○(M1)Hiroto Ibuki¹, Toshiyuki Ihara¹, Yoshihiko Kanemitsu¹ (Kyoto Univ.¹)

9:45 AM - 10:00 AM

[18a-A27-4] Photoluminescence Excitation Spectroscopy on Single Semiconductor Nanocrystals Exhibiting Blinking

^○Toshiyuki Ihara¹, Yoshihiko Kanemitsu¹ (Kyoto Univ.¹)

10:00 AM - 10:15 AM

[18a-A27-5] Electronic coupling in concentrated colloidal Quantum Dots

^○Hiroshi Asano^1,2, Masahiro Sakai^1,2, Mikihiko Nishitani^1,2, Takashi Suehiro², Masatoshi Kitagawa², Takahisa Omata² (Panasonic Co., Ltd.¹, Osaka Univ.²)

10:15 AM - 10:30 AM

[18a-A27-6] In-plane photoconductivity of stacked InAs QDs structure with ultrafast carrier relaxation

^○Naoto Kumagai¹, Keisuke Murakumo¹, takahiro Kitada¹, Toshirou Isu¹ (Univ. of Tokushima¹)

10:30 AM - 10:45 AM

△ [18a-A27-7] Spin relaxation in Si-doped In_0.8Ga_0.2As/AlAs/AlAs_0.56Sb_0.44 coupled double quantum wells

^○Masaki Asakawa¹, Shin-ichiro Gozu², Teruo Mozume², Kazuki Honda¹, Yuya Yasue¹, Atsushi Tackeuchi¹ (Waseda Univ.¹, AIST²)

Break 10:45～11:00 （10:45 AM - 11:00 AM）

11:00 AM - 11:15 AM

▲ [18a-A27-8] Measurement of Nuclear Spin Build-up Time in Single InAs/GaAs Quantum Dots by Modulated Circularly Polarized Excitation

^〇Chee Fai Fong^1,2, Yasutomo Ota^1,2, Edmund Harbord^1,3, Satoshi Iwamoto^1,2, Yasuhiko Arakawa^1,2 (NanoQuine, Univ of Tokyo¹, IIS, Univ. of Tokyo², Univ. of Bristol³)

11:15 AM - 11:30 AM

[18a-A27-9] Detection of Spin Polarization in a Quantum Dot Spin Interferometer Using a Superconducting Lead

^○Toshihiro Kubo¹, Yasuhiro Tokura^1,2 (Univ. of Tsukuba¹, NTT Basic Research Lab.²)

11:30 AM - 11:45 AM

▼ [18a-A27-10] Terahertz intersublevel transitions in single self-assembled InAs quantum dots with variable electron numbers

^○(D)Ya Zhang¹, K. Shibata¹, N. Nagai¹, G. Bastard^1,3, C. Ndebeka-Bandou^1,3, K. Hirakawa^1,2 (IIS, Univ. of Tokyo¹, INQIE, Univ. of Tokyo², LPA, Ecole Normale Superieure³)

11:45 AM - 12:00 PM

[18a-A27-11] In-plane g-factors and optical anisotropy in single InAs quantum rings

^○(M2)Takuma Tomii¹, Reina Kaji¹, Satoru Adachi¹ (Hokkaido Univ.¹)

12:00 PM - 12:15 PM

[18a-A27-12] Correlation between dispersion of hole g-factor and valence band mixing in single quantum rings

^○Reina Kaji¹, Takuma Tomii¹, Hirotaka Sasakura², Yu-Nien Wu³, Shun-Jen Cheng³, Satoru Adachi¹ (Hokkaido Univ.¹, CRIS², NCTU³)

12:15 PM - 12:30 PM

[18a-A27-13] Observation of excited states and the zero-absorption region of site controlled nanowire quantum dots

^○Mark Holmes¹, Satoshi Kako², Kihyun Choi¹, Munetaka Arita¹, Yasuhiko Arakawa^1,2 (Univ. of Tokyo NanoQuine¹, Univ. Of Tokyo IIS²)

Oral presentation

[18p-A27-1~17] 14.2 Ultrathin films and quantum nanostructures

Thu. Sep 18, 2014 2:00 PM - 7:00 PM A27 (N302)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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Lunch 12:30～14:00 （12:30 PM - 2:00 PM）

2:00 PM - 2:45 PM

▲ [18p-A27-1] 「Invited lecture of overseas researcher」（45min.）
Broad Spectral Bandwidth Light Emitters for Biomedical Imaging

^○Richard Hogg¹ (Univ. Sheffield¹)

2:45 PM - 3:00 PM

[18p-A27-2] QD coupled cavity structure including pn junction fabricated by MBE and wafer-bonding

^○Takahiro Kitada¹, Chiho Harayama¹, Hiroto Ota¹, Tomohisa Maekawa¹, Hirofumi Takada¹, Xiangmeng Lu¹, Naoto Kumagai¹, Toshiro Isu¹ (Univ. of Tokushima¹)

3:00 PM - 3:15 PM

[18p-A27-3] Two-Color Emission from a GaAs/AlGaAs Coupled Cavity Structre with InAs QDs by Current Injection

^○Chiho Harayama¹, Toshihiro Uehara¹, Yoshinori Nakagawa^1,2, Xiangmeng Lu¹, Naoto Kumagai¹, Takahiro Kitada¹, Toshiro Isu¹ (Univ. of Tokushima¹, NICHIA Corp.²)

3:15 PM - 3:30 PM

[18p-A27-4] Four-wave mixing in GaAs/AlAs triple-coupled cavity with InAs quantum

^○Masanori Ogarane¹, Yukinori Yasunaga¹, Yoshinori Nakagawa^1,2, Ken Morita¹, Takahiro Kitada¹, Toshiro Isu¹ (Univ. of Tokushima¹, NICHIA Corp.²)

3:30 PM - 3:45 PM

▲ [18p-A27-5] Germanium Nano-Wires Fabrication And Size Control by Combined Top-Down Process Neutral Beam Etching And Hydrogen Radical Treatment

^〇M.T. Chentir^1,2, Takeru Okada¹, Naoyuki Kawai³, Kazumi Wada³, Seiji Samukawa^1,2,4 (Inst. of Fluid Sci., Tohoku Univ.¹, CREST Japan Sci. and Tech. Agency², Dept. of Mat. Eng., Univ. of Tokyo³, WPI-Advanced Inst. for Materials Res., Tohoku Univ.⁴)

3:45 PM - 4:00 PM

▼ [18p-A27-6] Optimization of Passivation Layer for a Quantum Dot Superlattice Fabricated with Bio-template and Neutral Beam Etching Technology for High Efficiency Solar Cell

^〇Mohammad Maksudur Rahman^1,4, Takeru Okada¹, Akio Higo³, Halubai Sekhar¹, Masakazu Sugiyama⁵, Yoshiaki Nakano⁵, Noritaka Usami², Seiji Samukawa^1,3,4 (Institute of Fluid Science, Tohoku University¹, Graduate School of Engineering, Nagoya University², WPI Advanced Institute for Materials Research, Tohoku University³, Japan Science and Technology Agency, CREST⁴, Graduate School of Engineering, the University of Tokyo⁵)

4:00 PM - 4:15 PM

▲ [18p-A27-7] Etching of InGaAs/GaAs layered structures by neutral beam etching for quantum dot laser applications

^〇(PC)Cedric Thomas^1,5, Chang Yong Lee^1,5, Kenichi Yoshikawa^1,5, Akio Higo², Takayuki Kiba^3,5, Ichiro Yamashita^4,5, Akihiro Murayama^3,5, Seiji Samukawa^1,2,5 (Inst. of Fluid Science, Tohoku Univ.¹, WPI-AIMR, Tohoku Univ.², Hokkaido Univ.³, Nara Inst. of Info. and Technol.⁴, JST-CREST⁵)

4:15 PM - 4:30 PM

[18p-A27-8] Optical response of InGaAs Quantum Nanodisks by Bio-template and Neutral Beam Etching

^○Akio Higo¹, Takayaki Kiba^2,7, Cedric Thomas^3,7, Chang-Yong Lee^3,7, Kenichi Yoshikawa³, Yosuke Tamura³, Ichiro Yamashita⁴, Yunpeng Wang⁵, Sodabunlu Hassanet⁵, Masakazu Sugiyama⁶, Yoshiaki Nakano⁶, Akihiro Murayama², Seiji Samukawa^1,3,7 (WPI-AIMR, Tohoku Univ.¹, Graduate School of IST, Hokakido Univ.², IFS, Tohoku Univ.³, NAIST⁴, RCAST, the Univ. of Tokyo⁵, School of Eng. the Univ. of Tokyo⁶, JST-CREST⁷)

Break 16:30～16:45 （4:30 PM - 4:45 PM）

4:45 PM - 5:00 PM

[18p-A27-9] Picosecond Dynamics of Carrier Capture in GaAs Quantum Disks Fabricated by Using Bio-template and Ultimate Top-down Etching

^○Takayuki Kiba^1,4, Akio Higo², Yosuke Tamura³, Cedric Thomas^3,4, Seiji Samukawa^2,3,4, Akihiro Murayama^1,4 (IST, Hokkaido Univ.¹, WPI-AIMR, Tohoku Univ.², IFS, Tohoku Univ.³, JST-CREST⁴)

5:00 PM - 5:15 PM

[18p-A27-10] Reflection pump-probe spectroscopy of electron-spin dynamics under magnetic fields in GaAs quantum disks fabricated by using bio-template and ultimate top-down etching

^○Toru Tanaka¹, Kiba Takayuki^1,4, Akio Higo², Yosuke Tamura³, Cedric Thomas^3,4, Seiji Samukawa^2,3,4, Akihiro Murayama^1,4 (Grad. School of IST, Hokkaido Univ.¹, WPI-AIMR, Tohoku Univ.², IFS, Tohoku Univ.³, JST-CREST⁴)

5:15 PM - 5:30 PM

[18p-A27-11] High-Density InGaN/GaN Quantum Nano-Structure Fabrication Process by the Combination of Bio-template and Neutral Beam Etching

^○(PC)ChangYong Lee^1,5, Akio Higo², Jitsuo Ohta³, Ichiro Yamashita^4,5, Hiroshi Fujioka^3,5, Seiji Samukawa^1,2,5 (IFS, Tohoku Univ.¹, WPI-AIMR, Tohoku Univ.², IIS, Univ. of Tokyo³, NAIST⁴, JST-CREST⁵)

5:30 PM - 5:45 PM

[18p-A27-12] Electrical Evaluation of Photo-stimulated Reaction for an InAs Quantum Dot Layer

^○Takuya Hoshii¹, Yoshitaka Okada¹ (RCAST, The Univ. of Tokyo¹)

5:45 PM - 6:00 PM

△ [18p-A27-13] Mesurements of Polarization-Selective Three-Pulse Photon Echoes in a Quantum Dot Ensemble

^○(M1)Shota Ichikawa¹, Kouichi Akahane², Kazumasa Suzuki¹, Junko Hayase¹ (Keio Univ.¹, NICT²)

6:00 PM - 6:15 PM

[18p-A27-14] Dark Exciton Effects on Single Photon Emissions from Quantum Dots in Nanocavities

^○Kenji Kamide¹, Satoshi Iwamoto^1,2, Yasuhiko Arakawa^1,2 (NanoQuine¹, IIS Univ. Tokyo²)

6:15 PM - 6:30 PM

[18p-A27-15] Study on SMF-based quantum dot photon sources with high NA collection lens

^○Takumi Harada¹, Satoru Odashima¹, Hidekazu Kumano¹, Ikuo Suemune¹ (RIES¹)

6:30 PM - 6:45 PM

[18p-A27-16] Charge control of semiconductor single quantum dots by two-laser excitation

^○Hideaki Nakajima¹, Takumi Harada¹, Hidekazu Kumano¹ (RIES¹)

6:45 PM - 7:00 PM

[18p-A27-17] Energy Structures of Biexciton in Quantum Dots Characterized by Two-color PLE

^○Hideki Gotoh¹, Haruki Sanada¹, Hiroshi Yamaguchi¹, Tetsuomi Sogawa¹ (NTT BRL¹)

Oral presentation

[19a-A27-1~13] 14.2 Ultrathin films and quantum nanostructures

Fri. Sep 19, 2014 9:00 AM - 12:30 PM A27 (N302)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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9:00 AM - 9:15 AM

[19a-A27-1] Analysis of current voltage characteristics of Si/CaF₂/CdF₂ RTD

^○keita Suda¹, Yuya Kuwata¹, Masahiro Watanabe¹ (Tokyo Inst. of Tech.¹)

9:15 AM - 9:30 AM

[19a-A27-2] Increase of electroluminescence from Si/CaF₂/CdF₂ intersubband transition laser structures using CdF₂ extraction layer

^○Masato Mochizuki¹, Hiroshi Kaneko¹, Keita Suda¹, Masahiro Watanabe¹ (Tokyo Institute of Technology¹)

9:30 AM - 9:45 AM

[19a-A27-3] Intersubband transition of coupled double quantum well having miniband

^○Shin-ichiro Gozu¹, Teruo Mozume¹ (AIST¹)

9:45 AM - 10:00 AM

▲ [19a-A27-4] Resident Electron Spin Polarization via Trion Dynamics in a Single Quantum Well

^○Li-Ping Yan¹, Satoru Adachi¹, Reina Kaji¹ (Hokkaido Univ.¹)

10:00 AM - 10:15 AM

[19a-A27-5] Observation of exciton quantum beats by using a double-pulse pump-probe technique under higher temperatures

^○Osamu Kojima¹, Takashi Kita¹, Kouichi Akahane² (Kobe Univ.¹, NiCT²)

10:15 AM - 10:30 AM

[19a-A27-6] Band Mixing Effect on Hole-Spin Superposition in GaAs Quantum Well

^○Tetsu Ito^1,2, Hideki Gotoh³, Masao Ichida⁴, Hiroaki Ando⁴ (RIE Shizuoka Univ.¹, Grad. Sch. of Eng. Shizuoka Univ.², NTT BRL³, Fac. of Sci. & Eng. Konan Univ.⁴)

Break 10:30～10:45 （10:30 AM - 10:45 AM）

10:45 AM - 11:00 AM

[19a-A27-7] Quick control of the vibration amplitude in high-Q mechanical resonators

^○Hajime Okamoto¹, Imran Mahboob¹, Koji Onomitsu¹, Hiroshi Yamaguchi¹ (NTTBRL¹)

11:00 AM - 11:15 AM

[19a-A27-8] Mechanical bistable memory controlled by a membrane-based phononic crystal waveguide

^○Daiki Hatanaka¹, Imran Mahboob¹, Koji Onomitsu¹, Hiroshi Yamaguchi¹ (NTT BRL¹)

11:15 AM - 11:30 AM

[19a-A27-9] Narrow photoluminescence peaks and temperature dependence of single InGaN nanocolumns

^○Kiyoto Sekine¹, Yohei Onoue¹, Toru Yoshiiek¹, Kota Asami¹, Syunsuke Ishizawa¹, Toshihiro Nakaoka¹, Katsumi Kishino¹ (Sophia Univ.¹)

11:30 AM - 11:45 AM

[19a-A27-10] Observation of the Enhanced Current Noise at an Ultra High-mobility Quantum Wire

^○Yoshitaka Nishihara^1,2, Teruo Ono¹, Tomonori Arakawa², Kenji Tanabe², Takahiro Tanaka², Shota Norimoto², Kensuke Kobayashi², Thomas Ihn³, Clemens Rössler³, Klaus Ensslin³ (Kyoto Univ.¹, Osaka Univ.², ETH Zurich³)

11:45 AM - 12:00 PM

[19a-A27-11] Effects of Surfactant on Structure of Silicon-Roll Prepared by Anodization

^○Tomoki Shimizu¹, Takuya Imaizumi¹, Asuka Sakamoto¹, Toshiaki Suzuki², Masaaki Niwa¹, Mitsuya Motohashi¹ (Tokyo Denki Univ.¹, JEOL²)

12:00 PM - 12:15 PM

[19a-A27-12] Thinning of Silicon-Wire Prepared by Anodization

^○Takuya Imaizumi¹, Tomoki Shimizu¹, Toshiaki Suzuki², Masaaki Niwa¹, Mitsuya Motohashi¹ (Tokyo Denki Univ.¹, JEOL²)

12:15 PM - 12:30 PM

[19a-A27-13] Electron tunneling via the manipulated indium atom on an InAs/GaSb cross-section

^○Kyoichi Suzuki¹, Koji Onomitsu¹, Stefan Fölsch², Kiyoshi Kanisawa¹ (NTT Basic Research Labs.¹, Paul-Drude-Inst.²)

Poster presentation

[19p-PB1-1~7] 14.2 Ultrathin films and quantum nanostructures

Fri. Sep 19, 2014 1:30 PM - 3:30 PM PB1 (Gymnasium2)

ポスター掲示時間13:30～15:30(PB1会場)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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1:30 PM - 3:30 PM

[19p-PB1-1] High temperature growth of CdF₂ layers on Si by introducing CoSi₂ buffer layer

^○Keita Takahashi¹, Tsuyoshi Takahashi¹, Kazuo Tsutsui¹ (Tokyo Tech.¹)

1:30 PM - 3:30 PM

[19p-PB1-2] Electric field tuning of electronic states in single InAs quantum dots coupled to nanogap metal electrodes

^○Kenji Shibata^1,2,3, Kazuhiko Hirakawa^2,3 (Tohoku Inst.Tech.¹, IIS, Univ. Tokyo², INQIE, Univ. Tokyo³)

1:30 PM - 3:30 PM

[19p-PB1-3] Optically created nuclear field in a InAlAs quantum dot with QDinF device

^○Daisuke Murakami¹, Hirotaka Sasakura², Yoshiaki Nakata¹, Shunichi Muto¹ (Hokkaido Univ.¹, CRIS²)

1:30 PM - 3:30 PM

[19p-PB1-4] Analysis of the dielectric function of CdTe-nanoparticles by spectroscopic ellipsometry

^○Keita Okamura¹, DaeGwi Kim², Kazuki Wakita³, YongGu Shim¹ (Osaka Pref. Univ.¹, Osaka City Univ.², Chiba Inst. Tech.³)

1:30 PM - 3:30 PM

[19p-PB1-5] Exciton Spin Dynamics in Colloidally Synthesized Quantum Dots Using Four Wave Mixing

^○Kazuaki Tahara¹, Tomoki Okuhata¹, Naoto Tamai¹ (Kwansei Gakuin Univ.¹)

1:30 PM - 3:30 PM

[19p-PB1-6] Enhancement of photoluminescence due to one-dimensional photonic crystal (II)

^○Kohei Shobudani¹, Masato Morifuji¹ (Osaka Univ., Graduate School of Engineering¹)

1:30 PM - 3:30 PM

[19p-PB1-7] Non-classical Light Generation from Isoelectronic Traps Embedded in Photonic Crystal Microcavities

^○(M1)Yuuta Yamada¹, Zhang Liao¹, Michio Ikezawa¹, Hiroyuki Takeda², Naoki Ikeda², Yoshimasa Sugimoto², Yoshiki Sakuma², Kazuaki Sakoda², Yasuaki Masumoto¹ (Tsukuba Univ.¹, NIMS²)

Sessions

14. Semiconductors B (Exploratory Materials, Physical Properties, Devices) » 14.2 Ultrathin films and quantum nanostructures

[18a-A27-1~13] 14.2 Ultrathin films and quantum nanostructures

△ [18a-A27-1] Electrochemical Formation and Structural Control of GaN Porous structures

△ [18a-A27-7] Spin relaxation in Si-doped In0.8Ga0.2As/AlAs/AlAs0.56Sb0.44 coupled double quantum wells

▲ [18a-A27-8] Measurement of Nuclear Spin Build-up Time in Single InAs/GaAs Quantum Dots by Modulated Circularly Polarized Excitation

▼ [18a-A27-10] Terahertz intersublevel transitions in single self-assembled InAs quantum dots with variable electron numbers

[18p-A27-1~17] 14.2 Ultrathin films and quantum nanostructures

▲ [18p-A27-1] 「Invited lecture of overseas researcher」（45min.）Broad Spectral Bandwidth Light Emitters for Biomedical Imaging

▲ [18p-A27-5] Germanium Nano-Wires Fabrication And Size Control by Combined Top-Down Process Neutral Beam Etching And Hydrogen Radical Treatment

▼ [18p-A27-6] Optimization of Passivation Layer for a Quantum Dot Superlattice Fabricated with Bio-template and Neutral Beam Etching Technology for High Efficiency Solar Cell

▲ [18p-A27-7] Etching of InGaAs/GaAs layered structures by neutral beam etching for quantum dot laser applications

△ [18p-A27-13] Mesurements of Polarization-Selective Three-Pulse Photon Echoes in a Quantum Dot Ensemble

[19a-A27-1~13] 14.2 Ultrathin films and quantum nanostructures

▲ [19a-A27-4] Resident Electron Spin Polarization via Trion Dynamics in a Single Quantum Well

[19p-PB1-1~7] 14.2 Ultrathin films and quantum nanostructures

△ [18a-A27-7] Spin relaxation in Si-doped In_0.8Ga_0.2As/AlAs/AlAs_0.56Sb_0.44 coupled double quantum wells

▲ [18p-A27-1] 「Invited lecture of overseas researcher」（45min.）
Broad Spectral Bandwidth Light Emitters for Biomedical Imaging