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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ITE-IDY, EID, SID-JC [detail] | 2023-08-04 13:05 |
Online | Online (Zoom) (Online) | [Invited Talk]
Towards Small, Ultrahigh-Definition Micro-LED Displays Using Monolithic Vertically Stacked RGB LEDs Yasufumi Fujiwara, Shuhei Ichikawa, Dolf Timmerman, Jun Tatebayashi (Osaka Univ.) |
[more] | |
| ED, MWPTHz | 2022-12-20 11:15 |
Miyagi | (Miyagi) | Evaluation of bandgap and carrier transport property in GaN:Eu using laser terahertz emission microscopy Fumiazku Murakami (ILE, Osaka Univ.), Atsushi Takeo (GSE, Osaka Univ.), Abdul Mannan (The University of Manchester), Yasufumi Fujiwara (GSE, Osaka Univ.), Masayoshi Tonouchi (ILE, Osaka Univ.)  ED2022-82 MWPTHz2022-53 |
GaN:Eu, gallium nitride (GaN) doped with europium, has attracted much attention as a material for GaN-based red light-em... [more] | ED2022-82 MWPTHz2022-53 pp.52-57 |
| ITE-IDY, EID, SID-JC [detail] | 2020-10-16 13:30 |
Online | Online (Online) | [Invited Lecture]
High brightness and RGB integration of Eu-doped GaN-based red LEDs for ultrahigh-resolution micro-LED display Yasufumi Fujiwara, Shuhei Ichikawa, Dolf Timmerman, Jun Tatebayashi (Osaka Univ.) |
[more] | |
| VLD, DC, CPSY, RECONF, CPM, ICD, IE, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC (Joint) [detail] |
2017-11-07 13:00 |
Kumamoto | Kumamoto-Kenminkouryukan Parea (Kumamoto) | Calculation method of exponential function on FPGAs using high-radix STL method Yasufumi Fujiwara, Kazuyoshi Takagi, Naofumi Takagi (Kyoto Univ.) RECONF2017-46 |
We propose the calculation method of double precision floating point exponential function for FPGA with correct rounding... [more] | RECONF2017-46 pp.55-59 |
| CPSY, DC, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC [detail] | 2017-03-10 14:50 |
Okinawa | Kumejima Island (Okinawa) | Double-precision floating-point logarithm calculation method for FPGA Yasufumi Fujiwara, Kazuyoshi Takagi, Naofumi Takagi (Kyoto Univ.) CPSY2016-156 DC2016-102 |
Floating-point arithmetic standard IEEE 754 was revised in 2008, and it presents 36 functions that should be calculated ... [more] | CPSY2016-156 DC2016-102 pp.363-367 |
| OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2017-01-18 11:00 |
Mie | Iseshi Kanko Bunka Kaikan (Mie) | Interaction between Er luminescent centers and nanocavities in GaAs-based photonic crystals Takanori Kojima, Kanji Sakuragi, Masayuki Ogawa, Natsuki Fujioka, Yasufumi Fujiwara (Osaka Univ.) PN2016-43 EMT2016-72 OPE2016-118 LQE2016-107 EST2016-82 MWP2016-56 |
(To be available after the conference date) [more] | PN2016-43 EMT2016-72 OPE2016-118 LQE2016-107 EST2016-82 MWP2016-56 pp.9-12 |
| LQE, ED, CPM | 2014-11-28 15:35 |
Osaka | (Osaka) | Enhancement of photoluminescence intensity in Eu-doped GaN by microcavity Tomohiro Inaba, Ryuta Wakamatsu, Dong-gun Lee, Takanori Kojima, Atsushi Koizumi, Yasufumi Fujiwara (Osaka Univ.) ED2014-95 CPM2014-152 LQE2014-123 |
Enhancement of Eu-related luminescence intensity in Eu,O-codoped GaN (GaN:Eu,O) was demonstrated by embedding a GaN:Eu,O... [more] | ED2014-95 CPM2014-152 LQE2014-123 pp.107-110 |
| CPM, LQE, ED | 2013-11-29 09:30 |
Osaka | (Osaka) | OMVPE growth and red luminescence properties of Eu doped GaN/AlGaN multiple quantum well structures Takanori Arai, Ryuta Wakamatsu, Dong-gun Lee, Atsushi Koizumi, Yasufumi Fujiwara (Osaka Univ.) ED2013-77 CPM2013-136 LQE2013-112 |
We have grown Eu-doped GaN/AlGaN multiple quantum well (MQW:Eu) structures by organometallic vapor-phase epitaxy, and in... [more] | ED2013-77 CPM2013-136 LQE2013-112 pp.63-66 |
| CPM, LQE, ED | 2013-11-29 09:55 |
Osaka | (Osaka) | Deep-level transient spectroscopy study on defect levels in Eu,Si-codoped GaN grown by organometallic vapor phase epitaxy Souichirou Kuwata, Atsushi Koizumi, Yasufumi Fujiwara (Osaka Univ.) ED2013-78 CPM2013-137 LQE2013-113 |
[more] | ED2013-78 CPM2013-137 LQE2013-113 pp.67-70 |
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