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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ED, CPM, LQE | 2024-11-28 16:05 |
Aichi | Nagoya Institute of Technology | A study on the carrier dynamics in InGaN quantum-well systems with different well numbers Itsuki Shimbo, Hiroki Tosa, Shoki Jinno, Keito Mori-Tamamura, Atsushi A. Yamaguchi (KIT), Kazunori Iwamitsu, Shigetaka Tomiya (NAIST)  ED2024-25 CPM2024-69 LQE2024-56 |
In an InGaN quantum-well (QW), the full understanding of carrier dynamics is difficult due to its complex physical facto... [more] | ED2024-25 CPM2024-69 LQE2024-56 pp.21-24 |
| ED, CPM, LQE | 2024-11-28 16:30 |
Aichi | Nagoya Institute of Technology | A study on the carrier dynamics in InGaN quantum-well systems with different alloy compositions Yamagata Ririka, Itsuki Shimbo, Keito Mori-Tamamura, Atsushi A. Yamaguchi (kanazawa Inst. Tech.), Kazunori Iwamitsu, Shigetaka Tomiya (NAIST) ED2024-26 CPM2024-70 LQE2024-57 |
In this study, we have performed optical measurements such as time-resolved photoluminescence (PL) for a series of InGaN... [more] | ED2024-26 CPM2024-70 LQE2024-57 pp.25-28 |
| LQE, ED, CPM | 2023-12-01 09:55 |
Shizuoka | Simultaneous microscopic PA/PL line-scan measurements in InGaN-quantum wells on a stripe-core GaN Substrate Syoki Jinno, Atsushi A. Yamaguchi, Keito Mori-Tamamura (Kanazawa Inst. of Tech.), Susumu Kusanagi, Yuya Kanitani, Shigetaka Tomiya, Yoshihiro Kudo (Sony Semiconductor Solutions Corp.) ED2023-25 CPM2023-67 LQE2023-65 |
Accurate measurement of internal quantum efficiency (IQE) is necessary for a comprehensive understanding of the electron... [more] | ED2023-25 CPM2023-67 LQE2023-65 pp.52-55 |
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| CPM, ED, LQE | 2022-11-25 10:35 |
Aichi | Winc Aichi (Aichi Industry & Labor Center) (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Experimental studies on the recombination mechanism in III-nitride semiconductors by simultaneous measurements of radiative and non-radiative recombinations Keito Mori-Tamamura, Yuya Morimoto, Atsushi A. Yamaguchi (Kanazawa Inst. of Tech.), Susumu Kusanagi, Yuya Kanitani, Yoshihiro Kudo, Shigetaka Tomiya (Sony) ED2022-40 CPM2022-65 LQE2022-73 |
The carrier dynamics in active layers of III-nitride-based optical devices, has not been fully understood, yet. We belie... [more] | ED2022-40 CPM2022-65 LQE2022-73 pp.73-76 |
| LQE, CPM, ED | 2020-11-26 10:05 |
Online | Online | Internal and External Quantum Efficiency in InGaN Quantum Wells Estimated by Simultaneous Photoacoustic and Photoluminescence Method and Integrating-Sphere Method Keito Mori, Yuchi Takahashi, Shigeta Sakai, Yuya Morimoto, Atsushi A. Yamaguchi (KIT), Susumu Kusanagi, Yuya Kanitani, Yoshihiro Kudo, Shigetaka Tomiya (Sony) ED2020-1 CPM2020-22 LQE2020-52 |
In our previous reports, we proposed photoacoustic (PA) and photoluminescence (PL) simultaneous measurements as a method... [more] | ED2020-1 CPM2020-22 LQE2020-52 pp.1-4 |
| CPM, LQE, ED | 2019-11-22 14:00 |
Shizuoka | Shizuoka Univ. (Hamamatsu) | Theoretical and Experimental Studies on Estimation Methods of Mobility Edge in InGaN Quantum Wells Takashi Fujita, Shigeta Sakai, Yuma Ikeda, Atsushi A. Yamaguchi (Kanazawa Inst. Tech.), Susumu Kusanagi, Yuya Kanitani, Yoshihiro Kudo, Shigetaka Tomiya (Sony) ED2019-56 CPM2019-75 LQE2019-99 |
InGaN is a mixed crystal of InN and GaN. Entire visible light range can be covered by changing their composition. Since ... [more] | ED2019-56 CPM2019-75 LQE2019-99 pp.97-100 |
| CPM, LQE, ED | 2019-11-22 14:20 |
Shizuoka | Shizuoka Univ. (Hamamatsu) | Estimation of Internal Quantum Efficiency in Various InGaN Single Quantum Wells with Different Qualities by Simultaneous Photoacoustic and Photoluminescence Measurements Keito Mori, Yuchi Takahashi, Yuya Morimoto, Atsushi A. Yamaguchi (KIT), Susumu Kusanagi, Yuya Kanitani, Yoshihiro Kudo, Shigetaka Tomiya (SONY) ED2019-57 CPM2019-76 LQE2019-100 |
In order to comprehensively understand the optical properties of nitride semiconductors, we believe accurate measurement... [more] | ED2019-57 CPM2019-76 LQE2019-100 pp.101-106 |
| ED, LQE, CPM | 2018-11-30 13:05 |
Aichi | Nagoya Inst. tech. | Theoretical and Experimental Studies on Potential Fluctuation in InGaN Quantum-Well Structures Takashi Fujita, Shigeta Sakai, Yuma Ikeda, Atsushi A. Yamaguchi (Kanazawa Inst. Tech.), Yuya Kanitani, Shigetaka Tomiya (Sony) ED2018-48 CPM2018-82 LQE2018-102 |
The bandgap energy of InGaN alloy materials can be controlled by changing their alloy composition. Since the composition... [more] | ED2018-48 CPM2018-82 LQE2018-102 pp.75-78 |
| ED, LQE, CPM | 2018-11-30 13:30 |
Aichi | Nagoya Inst. tech. | A new method to evaluate the degree of potential fluctuation in InGaN quantum-well laser diodes by optical-pump stimulated-emission measurements Itsuki Oshima, Yuma Ikeda, Shigeta Sakai, A. A. Yamaguchi (Kanazawa Inst. tec.), Yuya Kanitani, Shigetaka Tomiya (Sony) ED2018-49 CPM2018-83 LQE2018-103 |
It is well-known that the characteristics of InGaN quantum-well (QW) laser diodes are strongly affected by the potential... [more] | ED2018-49 CPM2018-83 LQE2018-103 pp.79-82 |
| LQE, CPM, ED | 2017-11-30 13:35 |
Aichi | Nagoya Inst. tech. | A novel method to measure absolute internal quantum efficiency in InGaN quantum wells by simultaneous photo-acoustic and photoluminescence spectroscopy Naoto Shimizu, Yuchi Takahashi, Genki Kobayashi, Takashi Nakano, Shigeta Sakai, Atsusi A. Yamaguchi (Kanazawa Inst. of Tech.), Yuya Kanitani, Shigetaka Tomiya (Sony) ED2017-49 CPM2017-92 LQE2017-62 |
[more] | ED2017-49 CPM2017-92 LQE2017-62 pp.1-6 |
| LQE, CPM, ED | 2017-11-30 14:25 |
Aichi | Nagoya Inst. tech. | Detailed analysis of S-shaped temperature dependence of photoluminescence peak energy in InGaN quantum wells Yuma Ikeda, Shigeta Sakai, Itsuki Oshima, Atsushi A. Yamaguchi (Kanazawa Inst. of Tehc.), Yuya Kanitani, Shigetaka Tomiya (Sony) ED2017-51 CPM2017-94 LQE2017-64 |
Analysis of S-shaped temperature dependence of PL peak energy is widely used to evaluate the degree of compositional flu... [more] | ED2017-51 CPM2017-94 LQE2017-64 pp.11-14 |
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