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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EID, ITE-IDY, SID-JC, IEIJ-SSL, IEE-EDD | 2025-01-23 14:40 |
Shizuoka | [Poster Presentation]
Luminescent properties of Zn(Ga1-xInx)2O4:Cr3+ far-red phosphor powders and thin films Akihisa Yamasaki, Misuke Maruyama, Koutoku Ohmi (Tottori Univ.) |
[more] | ||
| EID, ITE-IDY, SID-JC, IEIJ-SSL, IEE-EDD | 2025-01-23 14:55 |
Shizuoka | [Poster Presentation]
Visualization of high-voltage charged parts by using EL devices in electric power facilities Ryosuke Nagai, Ibuki Ikeda, Koutoku Ohmi (Tottori Univ.), Shota Nakashima (EnerGia) |
[more] | ||
| EID, ITE-IDY, SID-JC, IEIJ-SSL, IEE-EDD | 2025-01-23 15:00 |
Shizuoka | [Poster Presentation]
Effects of charge compensators (Li, Na, K, Ni) for near-infrared Ca₂GeO₄:Mn⁵⁺ bio-imaging phosphors Konan Taniguchi, Yuki Imai (Tottori Univ.), Masatoshi Ishida (Tokyo Metropolitan Univ.), Koutoku Ohmi (Tottori Univ.) |
[more] | ||
| EID, ITE-IDY, IEE-EDD, SID-JC, IEIJ-SSL [detail] | 2024-01-25 13:35 |
Kyoto | (Primary: On-site, Secondary: Online) |
Luminescence and electrical properties of far-red ZnGa2O4:Cr3+ posphor thin films
-- Improvement in luminescent characteristics by In addition -- Ryota Hourai, Akihisa Yamasaki, Koutoku Ohmi (Tottori Univ.)  EID2023-7 |
The luminescent properties of ZnGa2O4:Cr3+ far-red phosphors were investigated by In addition. In the phosphor powder sa... [more] | EID2023-7 pp.21-24 |
| EID, ITE-IDY, IEE-EDD, SID-JC, IEIJ-SSL [detail] | 2024-01-25 13:40 |
Kyoto | (Primary: On-site, Secondary: Online) |
Enhancement of luminous efficiency by charge compensator Na in near-infrared Ca2GeO4:Mn5+ phosphors for bio imaging HIroto Sanzen, Konan Taniguchi, Koutoku Ohmi (Tottori Univ.), Masatoshi Ishida (Tokyo Metropolitan Univ.) EID2023-8 |
[more] | EID2023-8 pp.25-28 |
| ITE-IDY, IEIJ-SSL, EID, SID-JC, IEE-EDD [detail] | 2023-01-27 14:25 |
Online | Online (Zoom) | Improvement of Photoluminescent Characteristics by Post Annealing in O3 atmosphere for Y4Si2O7N2:Eu3+ Red Phosphors Rentaro Furuie, Hiroki Shinoda (TU), Takashi Kunimoto (Tokushima Bunri), Koutoku Ohmi (TU) |
[more] | |
| ITE-IDY, IEIJ-SSL, EID, SID-JC, IEE-EDD [detail] | 2023-01-27 14:35 |
Online | Online (Zoom) | Study of dispersed inorganic EL devices using ZnS:Cu nanophosphors
-- Improvement of PL and EL characteristics by liquid-phase mixing ZnS:Cu and CuS particles -- Rei Matsukuma, Ryousuke Nagai, Koutoku Ohmi (Tottori Univ.) |
[more] | |
| ITE-IDY, IEIJ-SSL, EID, SID-JC, IEE-EDD [detail] | 2023-01-27 14:45 |
Online | Online (Zoom) | Improvement of conductivity by post-annealing for ZnGa2O4:Cr3+ far-red phosphor thin films Haruki Taniguchi, Ryouta Hourai, Akihisa Ymasaki, Koutoku Ohmi (Tottori Univ.) EID2022-6 |
ZnGa2O4:Cr3+ thin films deposited by electron beam evaporation were subjected to rapid-thermal annealed (RTA) at 600°C f... [more] | EID2022-6 pp.9-12 |
| ITE-IDY, EID, IEE-EDD, SID-JC, IEIJ-SSL [detail] | 2022-01-28 11:30 |
Online | Online (Zoom) | Dispersed inorganic EL devices using ZnS:Cu nanophosphors
-- -Improvement of luminescent characteristics by two-step Cu addition- -- Shuma Bando, Rei Matsukuma, Yoshinobu Shikata, Koutoku Ohmi (Tottori Univ.) |
[more] | |
| ITE-IDY, EID, IEE-EDD, SID-JC, IEIJ-SSL [detail] | 2022-01-28 11:45 |
Online | Online (Zoom) | Liquid phase synthesis of near-infrared phosphor Ca2GeO4: Mn5+ for in vivo bioimaging Yudai Nitta, Hiroto Sanzen, Koutoku Ohmi (Tottori Univ.) EID2021-7 |
In our previous studies, Ca2GeO4:Mn5+ has been synthesized as a near-infrared (NIR) phosphor for bioimaging by the solid... [more] | EID2021-7 pp.13-16 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2021-01-28 13:15 |
Online | Online | Multinary oxide/oxysulfide phosphors and thin film emission devices Kazuki Tsujimori, Haruki Taniguchi, Tadashi Ishigaki, Koutoku Ohmi (Tottori Univ.) EID2020-18 |
[more] | EID2020-18 pp.13-16 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2021-01-28 13:20 |
Online | Online | Thermal quenching characteristics under CTS excitation in Y4Si2O7N2:Eu3+ red phosphors synthesized in NH3 atmosphere Ken Kinoshita, Misa Kawashima, Rentaro Furuie, Tadashi Ishigaki (Tottori Univ.), Takashi Kunimoto (Tokushima Bunri Univ.), Koutoku Ohmi (Tottori Univ.) EID2020-19 |
[more] | EID2020-19 pp.17-20 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2021-01-28 13:30 |
Online | Online | Mn5+ activated M2GeO4(M = Ca, Sr, Ba) near-infrared phosphors for in-vivo imaging Shoto Tanaka, Tadashi Ishigaki, Yutaro Zaima, Kouhei Matsubara, Yudai Nitta, Koutoku Ohmi (Tottori Univ.) EID2020-21 |
[more] | EID2020-21 pp.25-28 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-23 13:50 |
Tottori | Tottori Univ. | [Poster Presentation]
Investigation of correlation between PL temperature characteristics and charge transfer state (CTS) in Eu3+ activated red multi-anion compound phosphors Misa Kawashima, Ken Kinoshita, Takuya Sohma, Kodai Nakamoto, Tadashi Ishigaki (Tottori Univ.), Takashi Kunimoto (Tokushima Bunri Univ.), Koutoku Ohmi (Tottori Univ.) EID2019-7 |
Eu3+ activated red multi-anion compound phosphors, such as Y4Si2O7N2:Eu3+ (YSON), La2O3:Eu3+ (LO) and LaOF:Eu3+ (LOF), h... [more] | EID2019-7 pp.37-40 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-23 14:00 |
Tottori | Tottori Univ. | [Poster Presentation]
Excitation and luminescent characteristics LaSiO2N:Eu red phosphors synthesized in NH3 KenKinoshita, Misa Kawashima, Takuya Sohma, Tadashi Ishigaki (Tottori Univ.), Takashi Kunimoto (Tokusima Bunri Univ.), Koutoku Ohmi (Tottori Univ.) EID2019-9 |
Red Phosphor LaSiO2N:Eu has been synthesized in NH3 atmosphere. The synthesized sample shows a red emission due to Eu3+ ... [more] | EID2019-9 pp.45-48 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-23 14:05 |
Tottori | Tottori Univ. | [Poster Presentation]
Dispersive type EL devices prepared using ZnS:Cu nanophosphor
-- Improvement of PL and EL characteristics by adding several flux materials -- Koki Saruta, Shuma Bando, Tadashi Ishigaki, Koutoku Ohmi (Tottori Univ) EID2019-10 |
For dispersive inorganic electroluminescent (EL) devices using ZnS:Cu phosphor, improvement of luminance and efficiency ... [more] | EID2019-10 pp.49-52 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-23 14:10 |
Tottori | Tottori Univ. | [Poster Presentation]
Mn5+ activated M2AO4 (M = Ca, Sr, Ba, A = Si, Ge) near-infrared phosphors Shoto Tanaka, Tadashi Ishigaki, Yutaro Zaima, Kohei Matsubara, Yudai Nitta, Koutoku Ohmi (Tottori Univ.) EID2019-11 |
M2AO4:Mn5+ (M = Ca, Sr, Ba, A = Si, Ge) phosphors have been synthesized by solid-state reaction method. Their crystallog... [more] | EID2019-11 pp.53-56 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-24 10:55 |
Tottori | Tottori Univ. | [Poster Presentation]
Current injection type emission devices using conductive ternary sulfide/oxide phosphor thin films Kazuki Tsujimori, Syunjo Koga, Tadashi Ishigki, Koutoku Ohmi (Tottori Univ.) EID2019-13 |
In this study, the fabrication of current-injection type light-emitting devices using CuAlS_2:Mn and ZnGa_2O_4:Cr polycr... [more] | EID2019-13 pp.117-120 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-24 11:05 |
Tottori | Tottori Univ. | [Poster Presentation]
Influence of Bi codoping to excitation characteristics in tetragonal Mg2TiO4:Mn4+ deep red phosphors Motoshi Suhama, Yusuke Ueno, Tadashi Ishigaki, Koutoku Ohmi (Tottori Univ.) EID2019-15 |
In this study, the Bi3+ codoping to Mg2TiO4:Mn4+ has been attempted. In addition, a low temperature annealing at 625°C f... [more] | EID2019-15 pp.125-128 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2020-01-24 11:15 |
Tottori | Tottori Univ. | [Poster Presentation]
Synthesis of Ca6BaP4O17:Mn5+ near-infrared phosphors and their luminescent properties Kohei Matsubara, Tadashi Ishigaki, Yutarou Zaima, Shoto Tanaka, Yudai Nitta, Koutoku Ohmi (Tottori Univ.) EID2019-17 |
癌診断の方法の一つとして蛍光生体イメージングが期待されている．これまでの研究で液相反応法を用いてCa10(PO4)6(OH)2：Mn5+ (HAp：Mn5+) ナノ粒子蛍光体の作製に成功している．しかし，発光強度が非常に弱いため， Caサイ... [more] | EID2019-17 pp.133-136 |
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