Oral presentation

[17a-E15-1~6] 14.2 Ultrathin films and quantum nanostructures

Mon. Mar 17, 2014 10:15 AM - 11:45 AM E15 (E303)

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

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10:15 AM - 10:30 AM

[17a-E15-1] High-sensitive observation of cavity-polariton states in a ZnO microcavity

^○Takayuki Hasegawa¹, Ryo Kishimoto¹, Toshiki Kawase², Tegi Kim², Masaaki Nakayama² (Univ. Hyogo¹, Osaka City Univ.²)

10:30 AM - 10:45 AM

[17a-E15-2] Effect of thickness inhomogeneity on THz emission from a GaAs/AlAs coupled multilayer cavity

^○Takahiro Kitada¹, Sho Katoh¹, Chiho Harayama¹, Masanori Ogarane¹, Toshiro Isu¹ (Univ. of Tokushima¹)

10:45 AM - 11:00 AM

[17a-E15-3] GaAs/AlAs triple-coupled cavity with InAs quantum dots for novel ultrafast wavelength conversion devices

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

11:00 AM - 11:15 AM

[17a-E15-4] Equivalent Two-Color Lasing in a GaAs/AlAs Coupled Multilayer Cavity with InAs QDs

^○Chiho Harayama¹, Sho Katoh¹, Yoshinori Nakagawa^1,2, Takahiro Kitada¹, Toshiro Isu¹ (Univ. of Tokushima¹, NICHIA Corp.²)

11:15 AM - 11:30 AM

[17a-E15-5] Two-mode quantum dot laser with terahertz frequency separation

^○Kouichi Akahane¹, Naokatsu Yamamoto¹, Atsushi Kanno¹, Toshimasa Umezawa¹, Tetsuya Kawanishi¹, Atsushi Kanemori², Hiroshi Takai² (NICT¹, Tokyo Denki Univ.²)

11:30 AM - 11:45 AM

▲ [17a-E15-6] Hybrid SiO2/Si-InP micropillar cavity with submicrometer diameter for single-photon sources in 1.55-μm-wavelength telecommunication band

^○Haizhi Song¹, Kazuya Takemoto¹, Toshiyuki Miyazawa², Motomu Takatsu¹, Satoshi Iwamoto^1,3, Mitsuru Ekawa², Tsuyoshi Yamamoto², Yasuhiko Arakawa^1,3 (NanoQuine,Univ. of Tokyo¹, Fujitsu Labs.², IIS, Univ. of Tokyo³)

Oral presentation

[17p-E15-1~15] 14.2 Ultrathin films and quantum nanostructures

Mon. Mar 17, 2014 1:15 PM - 5:30 PM E15 (E303)

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

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Lunch 11:45〜13:15 （11:45 AM - 1:15 PM）

1:15 PM - 1:45 PM

[17p-E15-1] [Kashiko Kodate Award Speech]Effects of nuclear field fluctuation on carrier spin decoherence in semiconductor quantum dots

^○Reina Kaji¹ (Hokkaido Univ.¹)

1:45 PM - 2:00 PM

[17p-E15-2] Quantum State Tomography of Broadband Photon-echo Quantum Interface using a Quantum Dot Ensemble

^○Kazumasa Suzuki¹, Kouichi Akahane², Koichiro Konishi¹, Junko Ishi-Hayase¹ (Keio Univ.¹, National Institute of Information and Communications Technology(NICT)²)

2:00 PM - 2:15 PM

△ [17p-E15-3] Effect of stacked structure fabricated using strain compensation on dephasing time of InAs quantum dots

^○ryosuke Suemori¹, kouichi Akahane², junko Hayase¹ (Keio Univ.¹, NICT²)

2:15 PM - 2:30 PM

△ [17p-E15-4] Photoluminescence Dynamics of Low-Density InAs Quantum Dots on InP(311)B Substrate

^○Koichiro Konishi¹, Toru Takakuma¹, Kouichi Akahane², Osamu Kojima³, Junko Ishi-Hayase¹ (Keio Univ.¹, NICT², Kobe Univ.³)

2:30 PM - 2:45 PM

[17p-E15-5] Homogeneous linewidth of low-density InAs quantum dots on InP(311)B substrate

^○Toru Takakuma¹, Koichiro Konishi¹, Kyoko Hosoi¹, Ryosuke Suemori¹, Rei Hayashi¹, Koichi Akahane², Junko Hayase¹ (Keio Univ.¹, NICT²)

2:45 PM - 3:00 PM

▼ [17p-E15-6] Effect of Vertical Miniband on the Photovoltaic Performance of a Solar Cell with Quantum Dot Superlattice Fabricated by Using Bio-Template and Neutral Beam Etching Technology

^○Maksudur Mohammad Rahman^1,4, Makoto Igarashi⁵, Takeru Okada¹, Yusuke Hoshi², Noritaka Usami², Seiji Samukawa^1,3,4 (IFS, Tohoku Univ.¹, Nagoya Univ.², WPI-AIMR, Tohoku Univ.³, JST-CREST⁴, Tokyo Electron⁵)

3:00 PM - 3:15 PM

△ [17p-E15-7] Fabrication of High Density Sub 10 nm Ge Nanodisks and Its Optical Characteristics Using Bio-template and Neutral Beam Etching

^○Erman Mohd^1,5, Takeru Okada¹, Takuya Fujii^1,6, Hirotaka Endo⁶, Kohei Ito^3,5, Ichiro Yamashita^4,5, Seiji Samukawa^1,2,5 (IFS, Tohoku Univ.¹, WPI-AIMR, Tohoku Univ.², Keio Univ.³, NAIST⁴, JST-CREST⁵, Honda RD Co., Ltd.⁶)

Break 15:15〜15:30 （3:15 PM - 3:30 PM）

3:30 PM - 3:45 PM

△ [17p-E15-8] Optimization of High-Density GaAs Quantum Nanodisks Fabrication Process by the Combination of Bio-template and Neutral Beam Etching

^○Yosuke Tamura^1,5, Akio Higo², Cedric Thomas^1,5, Kenichi Yoshikawa¹, Takeru Okada¹, Yunpeng Wang³, Masakazu Sugiyama⁴, Yoshiaki Nakano⁴, Seiji Samukawa^1,2,5 (IFS, Tohoku Univ.¹, WPI-AIMR, Tohoku Univ.², RCAST, The Univ. of Tokyo³, School of Engineering, The Univ. of Tokyo⁴, JST-CREST⁵)

3:45 PM - 4:00 PM

[17p-E15-9] The Narrow Line-width Photoluminescence of GaAs Quantum Nanodisk mission by Combination of Bio-template and Neutral Beam Etching

^○Akio Higo¹, Yosuke Tamura^2,7, Takayuki Kiba^3,7, Cedric Thomas^2,7, Yunpeng Wang⁴, Ichiro Yamashita^5,7, Masakazu Sugiyama⁶, Yoshiaki Nakano^4,6, Akihiro Murayama^3,7, Seiji Samukawa^1,2,7 (WPI-AIMR, Tohoku Univ.¹, IFS, Tohoku Univ.², IST, Hokkaido Univ.³, RCAST, the Univ. of Tokyo⁴, NAIST⁵, Dep. of Eng., the Univ. of Tokyo⁶, JST-CREST⁷)

4:00 PM - 4:15 PM

[17p-E15-10] Picosecond Carrier Dynamics in Highly Uniform GaAs Quantum Nanodisks

^○Takayuki Kiba^1,4, Toru Tanaka¹, Yosuke Tamura^2,4, Akio Higo³, Seiji Samukawa^2,3,4, Akihiro Murayama^1,4 (IST, Hokkaido Univ.¹, IFS, Tohoku Univ.², WPI-AIMR, Tohoku Univ.³, JST-CREST⁴)

4:15 PM - 4:30 PM

△ [17p-E15-11] Fabrication of InGaAs Quantum Nanodisk by Bio-template and Neutral Beam Etching

^○Kenichi Yoshikawa¹, ChangYong Lee^1,4, Yosuke Tamura^1,4, Akio Higo², Cedric Thomas^1,4, Ichiro Yamashita^3,4, Seiji Samukawa^1,2,4 (IFS, Tohoku Univ.¹, WPI-AIMR, Tohoku Univ.², NAIST³, JST-CREST⁴)

4:30 PM - 4:45 PM

▼ [17p-E15-12] GaNAs/AlGaAs with Close-to-Ideal Absorption Energies for Intermediate Band Solar Cell Application

^○（PC）Martin Elborg¹, Takeshi Noda¹, Takaaki Mano¹, Yoshiki Sakuma¹, Kazuaki Sakoda^{1, 2}, Liyan Han¹ (NIMS¹, Tsukuba University²)

4:45 PM - 5:00 PM

[17p-E15-13] Femtosecond Time-Resolved Photocurrent Measurement in InAs Quantum Structures for Intermediate-Band Solar Cells

^○Yasuhiro Yamada¹, David Tex^1,2, Itaru Kamiya³, Yoshihiko Kanemitsu^1,2 (Kyoto Univ.¹, JST-CREST², Toyota Inst. Tech.³)

5:00 PM - 5:15 PM

[17p-E15-14] Fabrication and characterization of the PbS quantum dot superlattices using the template method

^○（M1）Yuta Shimizu¹, Iori Morimoto¹, Seisuke Nakashima^1,2, Kohki Mukai¹ (Yokohama National Univ. Graduate School of Engineering¹, RIKEN²)

5:15 PM - 5:30 PM

△ [17p-E15-15] Position control of PbS quantum dot by silicon template

^○Akinobu Hirota¹, Teppei Sakai¹, Seisuke Nakashima^1,2, Kouki Mukai¹ (Yokohama National University Graduate School of Engineering¹, RIKEN²)

Oral presentation

[18a-E15-1~9] 14.2 Ultrathin films and quantum nanostructures

Tue. Mar 18, 2014 9:15 AM - 11:45 AM E15 (E303)

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

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9:15 AM - 9:30 AM

[18a-E15-1] Influence of AlAs cap on photoluminescence of InAs quantum dots grown on (001) and (113)B GaAs substrates by molecular beam epitaxy

^○Xiangmeng Lu¹, Shuzo Matsubara¹, Yoshinori Nakagawa^1,2, Takahiro Kitada¹, Toshiro Isu¹ (Univ. of Tokushima¹, NICHIA Corp²)

9:30 AM - 9:45 AM

[18a-E15-2] Photoluminescence Blinking in Single CdSe/ZnS Nanocrystals: Simultaneous Measurements of Photoluminescence Spectrum and Lifetime

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

9:45 AM - 10:00 AM

[18a-E15-3] Spin relaxation in InGaAs quantum wells at optical communication waveband

^○Ken Morita^1,2, Tatsuya Oda², Yoshihiro Ishitani¹, Takahiro Kitada², Toshiro Isu² (Chiba Univ.¹, Tokushima Univ.²)

10:00 AM - 10:15 AM

[18a-E15-4] Observation of spin relaxation in InGaAs/GaAs multiple quantum wells

^○Naoki Yamamoto¹, Naohiro Asaka¹, Ryo Harasawa¹, Hao Wu¹, Shulong Lu², Atsushi Tackeuchi¹ (Waseda Univ.¹, SINANO-CAS²)

10:15 AM - 10:30 AM

[18a-E15-5] Controlling the Directionality of Spontaneous Emission via a Small Ridge Structure: PL Measurements

^○Xue-lun Wang¹, Naoya Toda¹, Guo-dong Hao¹ (AIST¹)

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

10:45 AM - 11:00 AM

[18a-E15-6] High-fidelity-entangled photons generated from symmetric quantum dots

^○Hideaki Nakajima^1,2,3, Takashi Kuroda¹, Hidekazu Kumano², Takaaki Mano¹, Kazuaki Sakoda¹, Ikuo Suemune² (NIMS¹, RIES², JSPS research fellow³)

11:00 AM - 11:15 AM

[18a-E15-7] Control of excitation dynamics for biexciton-exciton cascade from a single quantum dot

^○Takumi Harada¹, Hideaki Nakajima^1,2, Satoru Odashima¹, Hidekazu Kumano¹, Ikuo Suemune¹ (RIES¹, JSPS²)

11:15 AM - 11:30 AM

[18a-E15-8] Bidirectional single photon interference based on a semiconductor quantum dot sandwitched by single mode optical fibers

^○（M1）Takayuki Ishida¹, Hirotaka Sasakura², Daisuke Murakami¹, Yoshiaki Nakata¹, Shunichi Muto¹ (Hokkaido Univ.¹, CRIS²)

11:30 AM - 11:45 AM

[18a-E15-9] Room temperature single photon emission from GaN nanowire quantum dots

^○Mark Holmes¹, Kihyun Choi¹, Satoshi Kako², Munetaka Arita¹, Yasuhiko Arakawa^1,2 (Tokyo Univ. NanoQuine¹, Tokyo Univ. Seiken²)

Poster presentation

[18p-PG2-1~7] 14.2 Ultrathin films and quantum nanostructures

Tue. Mar 18, 2014 1:30 PM - 3:30 PM PG2 (G棟2階)

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

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1:30 PM - 3:30 PM

[18p-PG2-1] Pulsed operation of resistance switching devices using Si/CaF₂ resonant tunneling structures grown on Si(111)

^○Yuya Kuwata¹, Keita Suda¹, Junya Denda¹, Yuta Koshita¹, Masahiro Watanabe¹ (Tokyo Institute of Technology¹)

1:30 PM - 3:30 PM

[18p-PG2-2] Tunneling current measurement of Al/CaF₂/Si MIS structures

^○（D）Keita Suda¹, Junya Denda¹, Yuya Kuwata¹, Yuta Koshita¹, Masahiro Watanabe¹ (Tokyo Inst. of Tech.¹)

1:30 PM - 3:30 PM

[18p-PG2-3] High-peak-current-density resistance switching characteristics of Si/CaF₂ resonant-tunneling quantum-well structures

^○Yuta Koshita¹, keita Suda¹, Yuya Kuwata¹, Jyunya Denda¹, Masahiro Watanabe¹ (Tokyo Institute of Technology¹)

1:30 PM - 3:30 PM

[18p-PG2-4] Single photon generation from resonantly excited single impurity centers

^○Michio Ikezawa¹, Liao Zhang¹, Yoshiki Sakuma², Kazuaki Sakoda², Yasuaki Masumoto¹ (Tsukuba Univ.¹, NIMS²)

1:30 PM - 3:30 PM

[18p-PG2-5] Exciton spin dynamics in colloidally synthesized CdSe quantum dots

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

1:30 PM - 3:30 PM

[18p-PG2-6] Grafting of Polyethylenegrychol molecules on Si(111) Surface

^○Shintaro Sugiura¹, Takashi Ichii¹, Hiroyuki Sugimura¹ (Kyoto Univ.¹)

1:30 PM - 3:30 PM

[18p-PG2-7] Hybridization of PbS quantum dots and silica glass and fabrication of optical waveguide

^○（M1）Tomoya Tanaka¹, Seisuke Nakashima^1,2, Kohki Mukai¹ (Yokohama National Univ.¹, RIKEN²)

Sessions

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

[17a-E15-1~6] 14.2 Ultrathin films and quantum nanostructures

▲ [17a-E15-6] Hybrid SiO2/Si-InP micropillar cavity with submicrometer diameter for single-photon sources in 1.55-μm-wavelength telecommunication band

[17p-E15-1~15] 14.2 Ultrathin films and quantum nanostructures

△ [17p-E15-3] Effect of stacked structure fabricated using strain compensation on dephasing time of InAs quantum dots

△ [17p-E15-4] Photoluminescence Dynamics of Low-Density InAs Quantum Dots on InP(311)B Substrate

▼ [17p-E15-6] Effect of Vertical Miniband on the Photovoltaic Performance of a Solar Cell with Quantum Dot Superlattice Fabricated by Using Bio-Template and Neutral Beam Etching Technology

△ [17p-E15-7] Fabrication of High Density Sub 10 nm Ge Nanodisks and Its Optical Characteristics Using Bio-template and Neutral Beam Etching

△ [17p-E15-8] Optimization of High-Density GaAs Quantum Nanodisks Fabrication Process by the Combination of Bio-template and Neutral Beam Etching

△ [17p-E15-11] Fabrication of InGaAs Quantum Nanodisk by Bio-template and Neutral Beam Etching

▼ [17p-E15-12] GaNAs/AlGaAs with Close-to-Ideal Absorption Energies for Intermediate Band Solar Cell Application

△ [17p-E15-15] Position control of PbS quantum dot by silicon template

[18a-E15-1~9] 14.2 Ultrathin films and quantum nanostructures

[18p-PG2-1~7] 14.2 Ultrathin films and quantum nanostructures