-Presentations-

2024

〇Jumpei Ueda, “Luminescence Quenching via Crossover and Photoionization Processes” Frontier Lecture for Solid Luminescent Materials in Lanzhou (Lanzhou, 3/30-4/6, 2024) invited

〇劉 帥奇, 上田 純平, 許 健, 田部 勢津久,「第三生体窓における Ce3+、Er3+、および Cr3+共ドープ ガーネットの近赤外長残光に対する {A} サイト置換の影響」日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇李 家政, 田部 勢津久, 上田 純平,「Eu2+ 添加した BaHfO3 に基づいた高感度発光温度計」日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇EKSATIT Aunsaya, NAKANISHI Takayuki, KOYAMA Yukinori, HIROSAKI Naoto, TAKEDA Takashi, MORITA Koji, UEDA Jumpei, “Luminescence Properties of Broadband Near-Infrared Phosphor Ca5Ga6O14:Cr4+日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇宮田 大壽, 上田 純平,「固体電子構造に基づいた希土類添加 CaCO3蛍光体の最適電子トラップ予測」日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇LIN Cunjian, YOU Shihai, YANG Rujun, ZHUANG Yixi, XIE Rong-Jun, 上田 純平,「電場蓄光による無機長残光蛍光体の作製と物性評価」日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇宮田 大壽, 上田 純平,「Eu2+添加 CaF2青色蛍光体ナノ粒子の合成およびその固体電子構造の解明」日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇重村 侑輝, 許 健, 中西 貴之, 上田 純平,「クロムイオン添加 Ca3Sc2Si3O12ガーネット蛍光体の近赤外広帯域発光」日本セラミックス協会2024年年会(熊本, 3/14-16, 2024)

〇上田 純平, 箕輪 朋晃, 田部 勢津久,「Ni2+添加ペロブスカイトにおける近赤外発光の化学的圧力と物理的圧力依存性」The 34th Meeting on Glasses for Photonics(東京, 1/31, 2024)

〇Lin Cunjian, “Enabling visible-light-charged near-infrared persistent luminescence in organics by intermolecular charge transfer” JAIST-NMND2023 (金沢, 1/11-12, 2024)

〇Miyata Hirohisa, “Electron trap prediction based on solid-state electronic structure for lanthanide ions doped CaCO3 phosphors” JAIST-NMND2023 (金沢, 1/11-12, 2024)

2023

〇上田 純平, 「長残光セラミックスにおける電子トラップ深さ制御」日本セラミックス協会北陸支部第26回秋季研究発表会(福井, 11/17, 2023)

〇宮田 大壽, 上田 純平, 「CaCO3:Eu2+青色長残光蛍光体開発に向けた固体電子構造解析と電子トラップ予測」日本セラミックス協会北陸支部第26回秋季研究発表会(福井, 11/17, 2023)

〇Lin Cunjian, Zhuang Yixi, Li Wuhui, Zhou Tianliang, Xie Rong-Jun, “Full-color Ultralong Afterglow in Nitrogen-doped Carbon Dots” 日本セラミックス協会北陸支部第26回秋季研究発表会(福井, 11/17, 2023)

〇Qiping Du, Jumpei Ueda, Setsuhisa Tanabe, “Color Variation of Persistent Luminescence in Pr3+-doped Ln3Al2Ga3O12(Ln=Lu,Y,Gd) Garnet Transparent Ceramic Phosphors” JSPMIC2023 (Kyoto, 10/16-10/18, 2023)

〇上田純平「蛍光体における光誘起キャリア移動消光」日本セラミックス協会第36回秋季シンポジウム(京都, 9/6-8, 2023)Invited

〇杜 啓萍, 上田 純平, 田部 勢津久,「アニーリング及び電子トラップ共添加による Pr3+添加 Y3Al2Ga3O12セラミックス蛍光体の長残光特性」日本セラミックス協会第36回秋季シンポジウム(京都, 9/6-8, 2023)

〇Jumpei Ueda, “Luminescence Quenching via Electron and Hole Photoionization Processes” ICL2023 (Paris, 8/27-9/1, 2023) Invited

〇Jumpei Ueda, “Control of Persistent Luminescence Properties by Engineering Lanthanide Ion Dopant and Garnet Composition” ICFE-11 (Strasbourg, August 22-26, 2023)

〇S. Tanabe, M. Back, J. Ueda, “Multipurpose Ratiometric Thermometry in Nd3+-doped Oxides: From Cryogenic to High Temperature Sensing”
ICFE-11 (Strasbourg, 8/22-26, 2023) Keynote (Invited)

〇LIU SHUAIQI, 上田 純平,田部 勢津久, 「Er3+ doped garnet thermometry in the third biological imaging window」日本セラミックス協会 第17回関西支部学術講演会 (大阪, 7/14, 2023)

〇橋本篤典, 上田純平, 青木 恭, P. Dorenbos, 田部勢津久 , 「Eu3+添加希土類酸硫化物長残光蛍光体におけるホールトラップ深さのホスト依存性」第 39 回希土類討論会 (札幌, 5/30-31, 2023)

2022

〇上田 純平(北陸先端科学技術大学院大学)「消光プロセスを利用した長残光蛍光体設計」,第53回 ガラス部会夏季若手セミナー(豊橋,9/1-3,2022)

〇上田 純平(北陸先端科学技術大学院大学)「長残光ガラスにおけるキャリアトラップ解析」,極限的励起状態の形成と量子エネルギー変換研究グループ 第7回研究会(羽咋,8/1-3,2022)

〇上田 純平(北陸先端科学技術大学院大学)「長残光無機蛍光体の設計開発」,第43回光化学若手の会(オンライン,6/10-11,2022)

〇上田 純平(京都大学,北陸先端科学技術大学院大学),田部 勢津久(京都大学)「Gd3Ga5O12:Pr3+-Eu3+残光蛍光体を利用した蓄光型蛍光温度計の開発」,第38回希土類討論会(熊本,5/10-11,2022)

〇張 啓軒, 上田 純平,田部 勢津久, 「生物学的用途向けの Cr4+ ベースの発光温度計」日本セラミックス協会 2023年 年会 (横浜, 3/8-10, 2023)

~2021

  • Jumpei Ueda, Shun Miyano, Jian Xu, Pieter Dorenbos, Setsuhisa Tanabe,
    “Development of white persistent phosphors by tailoring lanthanide ions and garnet host composition” 19th International Conference on Luminescence (ICL2020) (Online, Jul 26-30, 2021) Invited (Young Investigator Symposium)
  • Jumpei Ueda, “Understanding the luminescence properties of Ce3+-doped garnet phosphors on the basis of composition, crystal and electronic structure”
    8th international workshops on Photoluminescence in Rare Earths: Photonic Materials and Devices (PRE’19) (Nice, Sep 4-6, 2019) Invited
  • Jumpei Ueda, “Design and Development of Persistent Phosphors Based on Electronic Structure”
    The 2nd International Conference on Advanced Structural and Functional Materials (The 2nd ICAS) (Barcelona, Aug 19-23, 2019) Invited
  • Jumpei Ueda, ” New green luminescent GdHO:Tb3+ phosphor with low energy 5d excitation band”, Phosphor Safari 2018 (Seoul, Nov. 4-7, 2018) Invited
  • Jumpei Ueda, “Ratiometric optical thermometry using deep red luminescence from 4T2 and 2E states of Cr3+ in ZnGa2O4 host”, The 5th International Conference on the Physics of Optical Materials and Devices(ICOM) (Igalo, Aug 27-31, 2018) Invited
  • Jumpei Ueda, “Insight into Ln2+ state as electron trap in persistent phosphors”, The 4th International Workshop on Persistent and Photostimulable Phosphors (Beijing, Apr 4-8, 2018) Invited
  • Jumpei Ueda, “Control of Y3Al5-xGaxO12:Ce3+ persistent luminescence property by trap depth engineering”, SPIE Photonics West 2018 (San Francisco, Jan 27-Feb 1, 2018) Invited
  • Jumpei Ueda, S. Tanabe, “Investigation of Thermal Quenching Process for 5d-4f and 3d-3d Luminescence”, 232nd ECS MEETING (National Harbor, Oct 1-5, 2017) Invited
  • Jumpei Ueda, “Analysis of carrier trapping centers on persistent phosphors”, 41st International Conference and Expo on Advanced Ceramics and Composites (Florida, January 22 – 27, 2017) Invited
  • Jumpei Ueda, “Quenching Processes of Thermal Ionization and Thermally Activated Crossover for 5d-4f Luminescence”, Phosphor Safari 2016 (Hong Kong, Nov. 28 – Dec. 1, 2016) Invited
  • Jumpei Ueda, “Investigation of Thermal Ionization Quenching and Design of Persistent Luminescence in Ce3+-Doped Garnet Phosphors”, PRiME2016 ( Honolulu, Oct 2-7, 2016) Invited
  • Jumpei Ueda, Shun Miyano, Setsuhisa Tanabe, “Trap Depth Engineering in Y3Al2Ga3O12:Ce3+ -Based Persistent Phosphors”, 6th International Conference on Excited States of Transitions Elements (ESTE 2016) (Poland, August 21-26, 2016) Invited
  • Jumpei Ueda, “Thermal Quenching Mechanism for Y3Al5O12:Ce3+ proved by Thermoluminescence Excitation Spectroscopy”, The 3rd International Workshop on Persistent and Photostimulable Phosphors (IWPPP) 2015, (Arlington TX, Nov.9-13, 2015) Invited
  • Jumpei Ueda, Setsuhisa Tanabe,  ”Bright and Long Persistent luminescence of Ce3+-Cr3+ Codoped Garnet Ceramics by Blue Light Charging”, The Phosphor Safari 2015, (Niigata, 27-30 July, 2015) Invited
  • Jumpei Ueda, “New Bright and Long Persistent Ceramic Phosphors of Ce3+-Cr3+ Codoped Garnet by Blue Light Excitation”, Phosphor Global Summit 2015 (San Francisco, March 16, 2015) Invited
  • Jumpei Ueda, Setsuhisa Tanabe, “Development of blue excitable persistent phosphor of Ce3+-doped garnet ceramics by bandgap engineering and metal-sensitization”, Oxide-based Materials and Devices V, Photonics West 2014 ,(San Francisco, Feb.2, 2014) Invited
  • Jumpei Ueda, Setsuhisa Tanabe, “Electronic Process from 5d State and Electron Trap in Eu2+-Dy3+ Codoped SrAl2O4 Ceramic Phosphors”, The 2nd International Workshop on Persistent and Photostimulable Phosphors (Guangzhou, Nov.17-21, 2013) Invited
  • Jumpei Ueda, Sestuhisa Tanabe, “Band gap engineering and persistent luminescence in Ce3+-doped garnets”, The 4th International Workshop on Advanced Spectroscopy and Optical Materials, Gdansk, Poland (July 14-19, 2013)  Invited
  • Jumpei Ueda, Sestuhisa Tanabe, “Optoelectronic and Persistent Luminescence Properties in Ce3+-Doped Garnet Ceramics”, PACIFIC RIM MEETING ON ELECTROCHEMICAL AND SOLID-STATE SCIENCE (PRiME 2012), Honolulu, USA (Octover 10, 2012)  Invited