YAMAMOTO Hajime 山元明

… Alternative Names

山元明ヤマモトハジメ

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Researcher Number	00247298
Other IDs
Affiliation (based on the past Project Information) *help	2008: Tokyo University of Technology, 片柳研究所, 客員教授 2004 – 2007: 東京工科大学, バイオニクス学部, 教授 2002: Tokyo University of Technology, School of Bionics, Professor, バイオニクス学部, 教授 2000 – 2002: 東京工科大学, 工学部, 教授 1996 – 1998: 東京工科大学, 工学部, 教授 … More 1997: 東京工科大学, 工学部自然・基礎学系, 教授 1994: 東京工科大学, 工学部, 教授 1992: 東京工科大学, 工学部, 教授 Less
Review Section/Research Field	Principal Investigator 工業物理化学 / Science and Engineering Except Principal Investigator Applied optics/Quantum optical engineering / Science and Engineering / Applied materials
Keywords	Principal Investigator 蛍光体 / エネルギー伝達 / 不純物添加 / 発光効率 / 希土類イオン / 希土類 / 窒化物 / Non-linear luminescence / Energy transfer / Quantum efficiency … More / Rare-earth ion / Phosphor / Vacuum ultraviolet / Mercury-free lamp / 結晶性改善 / SrTiO_3 / quantum cutting / ホウ酸塩 / 正燐酸塩 / 非線型発光 / 発光量子効率 / 真空紫外線 / 無水銀蛍光ランプ / Planar Faults / Charge Compensation / ImDuritv Doping / Electron TraDs / Mixed Valency / Luminescence Efficiency / Phosphors / Field Emission Disnlave / Ga含有酸化物 / 電気抵抗 / 低速電子線 / ペロブスカイト型化合物 / トラップ準位 / 格子欠陥 / 硫化亜鉛蛍光体 / ペロブスカイト型酸化物 / 面状欠陥 / 電荷補償 / 電子トラップ / 混合原子価 / 電界放射ディスプレイ / 電子線照射 / 部分窒化 / 不純物相 / 白色LED / ユーロピウム / 白色発光ダイオード / プラズマディスプレイ / 光物性 / トラップ / フラックス / 酸窒化物 / 残光 / 発光ダイオード … More Except Principal Investigator ENERGY TRANSFER / INFRARED UPCONVERSION / ENERGY MIGRATION / LIGHT SOURCE / RARE EARTH ION / LUMINESCENCE / RARE EARTH IONS / INFRARED LASER / SOLID STATE LASER / 固体レーザ材料 / エネルギー伝達 / 発光特性 / 希土類イオン / 生理作用 / 微生物 / 固体電解質 / 蛍光体 / マイクロマシン / マイクロアクチュエータ / 希土類磁石 / 結晶化ガラス / 非線形材料 / 磁性薄膜 / 希土類微粒子 / 光学物性 / 電磁物性 / 希土類系物質 / 階層的形態制御 / FLUORIDE GLASS / BLUE EMITTER / UPCONVERSION / UPCONVERSION LASER / ANTISTOKES EMISSION / ルミネッセンス / 光物性 / X線回折 / エピタキシャル成長 / ZnSe / 超格子 / II-VI化合物 Less

Panoscopic Assembling and High Ordered Function for Luminescent Rare-earth MaterialsPrincipal Investigator
- Principal Investigator
  
  YAMAMOTO Hajime
- Project Period (FY)
  2008
- Research Institution
  Tokyo University of Technology
パノスコピック形態制御された希土類系物質の高次機能とそのシステム設計
- Principal Investigator
  
  町田憲一
- Project Period (FY)
  2004 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Osaka University
パノスコピック形態制御された希土類系発光材料の高次設計と高効率蛍光体の開発Principal Investigator
- Principal Investigator
  
  山元明
- Project Period (FY)
  2004 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo University of Technology
Efficient phosphors for mercury-free fluorescent lampsPrincipal Investigator
- Principal Investigator
  
  YAMAMOTO Hajime
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  工業物理化学
- Research Institution
  Tokyo University of Technology
WAVELENGTH CONVERSION MECHANISM IN INFRARED UP CONVERSION LASER
- Principal Investigator
  
  MITA Yoh
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Applied optics/Quantum optical engineering
- Research Institution
  TOKYO ENGINEERING UNIVERSITY
Investigation of Highly Efficient Phosphors for Field Emission DisplaysPrincipal Investigator
- Principal Investigator
  
  YAMAMOTO Hajime
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  工業物理化学
- Research Institution
  Tokyo University of Technology
II-VI化合物超格子のMBE成長とその結晶学的・光物性的研究
- Principal Investigator
  
  塩谷繁雄
- Project Period (FY)
  1992
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tokyo University of Technology
赤外励起・可視発光材料デバイスの波長変換機構の研究
- Principal Investigator
  
  三田陽
- Project Period (FY)
  1992 – 1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Applied materials
- Research Institution
  Tokyo University of Technology

All 2009 2008 2007 2006 2005 2004

All Journal Article Presentation Patent

[Journal Article] An analysis of crystal structure of Ca-deficient oxonitridoaluminosilicate, Ca_<0.88>A1_<0.91> Si_<1.09>N_<2.85>O_<0.15>2009
- Author(s)
  K. Uheda, H. Yamamoto, H. Yamane, W. Inami, K. Tsuda, Y. Yamamoto and N. Hirosaki
- Journal Title
  
  Journal of the Ceramic Society of Japan 117
  
  Pages: 94-98
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20900140
[Journal Article] An orange-emitting, long-persistent phosphor, Ca_2Si_5N_8 : Eu, Tm2009
- Author(s)
  Y. Miyamoto, H. Yamamoto, H. Kato, Y. Honna and K. Ohmi
- Journal Title
  
  Journal of the Electrochemical Society 156(掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20900140
[Journal Article] Recycle of Rare Earth Sintered Magnet Powder Scraps as Electromagnetic Wave Absorbers in Gigahertz Range2008
- Author(s)
  M. Itoh・K., Nishiyama・F., Shogano・T., Murota・K., Yamamoto・M., Sasada・K., Machida
- Journal Title
  
  J. Alloys Compd. 451
  
  Pages: 507-509
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Ba-Substitution Effect on Luminescent Properties and Thermal Degradation of Sr3 MgSi_2O_8:Eu^<2+> Blue Phosphor Under Vacuum-UV-Light Excitation2008
- Author(s)
  S. Okamoto, Y. Nanba, T. Honma and H. Yamamoto
- Journal Title
  
  Electrochemistry and Solid-State Letters 11
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20900140
[Journal Article] Phosphors for White LEDs in the Next Stage2008
- Author(s)
  H., Yamamoto
- Journal Title
  
  J. Light & Vis. Env. 10(In press)
- NAID
  110006663887
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Phosphors for White LEDs in the Next Stage2008
- Author(s)
  H. Yamamoto,
- Journal Title
  
  Journal of Lighting & Visual Environment 32
  
  Pages: 19-24
- NAID
  110006663887
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Photoluminescence Properties of Ba_3MgSi_2O_8:Eu^<2+> Blue Phosphor and Ba_3MgSi_2O_8:Eu^<2+>, Mn^<2+> Blue-Red Phosphor under Near-Ultraviolet-Light Excitation2008
- Author(s)
  Y. Umetsu, S. Okamoto and H. Yamamoto,
- Journal Title
  
  Journal of. the Electrochemical Society 155
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Luminescence Properties of Sr_1-uBa_uSi_2O_2N_2:Eu∧2+, Yellow or Orange Phosphors for White LEDs, Synthesized with (Sr_1-uBa_u)_2SiO_4:Eu∧2+ as a precursor2007
- Author(s)
  B.-G. Yun, Y.Miyamoto, and H. Yamamoto,
- Journal Title
  
  Journal of. the Electrochemical Society 154
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Photoluminescent Properties of (La, Eu, Sm)_2W_3O_12 Red Phosphor for Near-UV-LED-Based Solid-State Lighting2007
- Author(s)
  S. Okamoto and H. Yamamoto
- Journal Title
  
  Electrochemistry and Solid-State Letters 10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Experimental and Theoretical Investigations for Excitation Properties of Ba_1-χEu_χMgAl_10O_172007
- Author(s)
  H. Yoshida, T. Yamazaki, H. Toyoshima, S.Watanabe, K. Ogasawara and H. Yamamoto
- Journal Title
  
  Journal of. the Electrochemical Society 154
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] 多元系発光材料の現状と展望2007
- Author(s)
  山元明
- Journal Title
  
  応用物理 76[3]
  
  Pages: 241-251
- NAID
  10018560110
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Preparation and Luminescence properties of SrSi_2O_2N_2: Eu^<2+> Phosphors for white LEDs2007
- Author(s)
  B.G., Yun・K., Machida・H., Yamamoto
- Journal Title
  
  J. Ceram. Soc. Jpn. 103
  
  Pages: 619-622
- NAID
  110006436412
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Photoluminescent Properties of (La,Eu,Sm)_2W_3O_<12> Red Phosphor for Near-UV-LED-Based Solid-State Lighting2007
- Author(s)
  S., Okamoto・H., Yamamoto
- Journal Title
  
  Electrochem. Solid-State Lett. 10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Preparation and Luminescence Properties of SrSi_2O_2N_2:Eu∧2+ Phosphors for White LEDs2007
- Author(s)
  B.-G. Yun, K. Machida, and H. Yamamoto
- Journal Title
  
  Journal of Ceramic Society of Japan 115
  
  Pages: 619-623
- NAID
  110006436412
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Luminescence Properties of Sr_<1-u>Ba_uSi_2O_2N_2: Eu^<2+>, Yellow or Orange Phosphors for White LEDs, Synthesized with (Sr_<1-u>Ba_u)_2SiO_4: Eu^<2+> as a Precursor2007
- Author(s)
  B.G., Yun・Y., Miyamoto・H., Yamamoto
- Journal Title
  
  J. Electrochem. Soc. 154
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Host Lattice Materials in the System, Ca_3N_2-AlN-Si_3N_4,for White Light Emitting Diode2006
- Author(s)
  K.Uheda, N.Hirosak, H.Yamamoto
- Journal Title
  
  phys.stat.sol.(c) 2(To be published)
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Host Lattice Materials in the System, Ca_3N_2-AIN-Si_3N_4, for White Light Emitting Diode2006
- Author(s)
  K.Uheda, N.Hirosaki, H.Yamamoto
- Journal Title
  
  physica statu solidi 203[11]
  
  Pages: 2712-2717
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Luminescence Properties of a Red Phosphor, CaAlSiN_3 : Eu^<2+>, for White Light-Emitting Diodes2006
- Author(s)
  K.Uheda, N.Hirosaki, Y.Yamamoto, A.Naito, T.Nakajima, H.Yamamoto
- Journal Title
  
  Electrochem. Solid-State Lett. 9・4
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Luminescence Properties of a Red Phosphor, CaAlSiN_3:Eu^<2+>, for White Light-Emitting Diodes2006
- Author(s)
  K.Uheda, N.Hirosaki, Y.Yamamoto, A.Naito, T.Nakajima, H.Yamamoto
- Journal Title
  
  Electrochem.Solid-State Lett. 9(4)
- Data Source
  KAKENHI-PROJECT-16080105
[Journal Article] Luminescence properties of a red phosphor, CaAlSiN_3:Eu^<2+>, for white light-emitting diodes2006
- Author(s)
  K.Uheda, H.Yamamoto 他
- Journal Title
  
  Electrochemical and Solid State Letters 9・4
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] Effect on deoxidation of doped europium in oxidized BaMgAl_<10>O_<17>2005
- Author(s)
  T.Honma, I.Horosawa, N.Kijima, Y.Shimomura, H.Yamamoto
- Journal Title
  
  Journal of SID (Society for Information Display) To be published
- Data Source
  KAKENHI-PROJECT-16080218
[Journal Article] プラズマディスプレイ用蛍光体2004
- Author(s)
  山元明, 上田恭太
- Journal Title
  
  Journal of the Society of Inorganic Materials 11
  
  Pages: 410-416
- NAID
  10013393767
- Data Source
  KAKENHI-PROJECT-16080218
[Patent] 蛍光体, 蛍光体含有組成物, 発光装置, 画像表示装置及びに明装置2009
- Inventor(s)
  松尾仁史,宮本快暢, 山元明, 三上昌義, 上田恭太, 木島直人, 伊村宏之
- Industrial Property Rights Holder
  三菱化学(株)
- Industrial Property Number
  2009-016466
- Filing Date
  2009-01-28
- Data Source
  KAKENHI-PROJECT-20900140
[Patent] 蛍光体・蛍光体含有組成物・発光装置・画像表示装置及び照明装置2008
- Inventor(s)
  松尾仁史, 宮本快暢, 山元明, 三上昌義, 上田恭太, 木島直人
- Industrial Property Rights Holder
  三菱化学(株)
- Industrial Property Number
  2008-018538
- Filing Date
  2008-01-30
- Data Source
  KAKENHI-PROJECT-16080218
[Patent] 蛍光体、該蛍光体を含有する組成物、発光装置、照明装置及び画像表示装置2007
- Inventor(s)
  山元明, 宮本快暢, 加藤光, 田村幸士, 附田涼平, 成松尚久, 上田恭太
- Industrial Property Rights Holder
  三菱化学(株)
- Industrial Property Number
  2007-238056
- Filing Date
  2007-09-13
- Data Source
  KAKENHI-PROJECT-16080218
[Patent] 蛍光体, 該蛍光体を含有する組成物, 発光装置, 照明装置及び画像表示装置2007
- Inventor(s)
  山元明, 宮本快暢, 加藤光, 田村幸士, 附田涼平, 成松尚久, 上田恭太
- Industrial Property Rights Holder
  三菱化学
- Industrial Property Number
  2007-238056
- Filing Date
  2007-09-13
- Data Source
  KAKENHI-PROJECT-16080105
[Patent] 蛍光体及びその製造方法、蛍光体含有組成物、発行装置、並びに画像表示装置及び照明装置2006
- Inventor(s)
  尹奉九, 宮本快暢, 山元明
- Industrial Property Rights Holder
  三菱化学(株)
- Industrial Property Number
  2006-250898
- Filing Date
  2006-09-15
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] 青色蛍光体Sr_3Al_<10>SiO_<20>の部分窒化と発光特性(II)2009
- Author(s)
  松尾仁史, 三上昌義, 上田恭太, 木島直人, 宮本快暢, 山元明
- Organizer
  第56回応用物理学会関係連合講演会
- Place of Presentation
  筑波大学筑波キャンパス
- Year and Date
  2009-03-31
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] M_2SiO_4 : Eu^<2+>(M=Ca, Sr.Ba)蛍光体の結晶構造による発光特性の変化2009
- Author(s)
  山本浩平, 山元明
- Organizer
  電気化学会第76回大会
- Place of Presentation
  京都大学吉田山キャンパス
- Year and Date
  2009-03-29
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] Eu^<2+>の発光遷移確率に対する母体結晶の影響2009
- Author(s)
  須田順子, 山元明
- Organizer
  第56回応用物理学会関係連合講演会
- Place of Presentation
  筑波大学筑波キャンパス
- Year and Date
  2009-03-31
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] 電子線に射による蛍光体劣化の評価2009
- Author(s)
  相原隼人, 山元明
- Organizer
  電気化学会第76回大会
- Place of Presentation
  京都大学吉田山キャンパス
- Year and Date
  2009-03-29
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] 青色蛍光体Sr_3AI_<10>SiO_<20>の部分窒化と発光特性(1)2009
- Author(s)
  三上昌義, 伊村宏之, 上田恭太, 木島直人, 松尾仁史, 宮本快暢, 山元明
- Organizer
  第56回応用物理学会関係連合講演会
- Place of Presentation
  筑波大学筑波キャンパス
- Year and Date
  2009-03-31
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] 蓄光性蛍光体Ca_2Si_5N_8:Eu,Tmの高温高圧焼成による特性改善2008
- Author(s)
  本名佑也、加藤光、宮本快暢、山元明
- Organizer
  第55回応用物理学会関係連合講演会
- Place of Presentation
  日本大学理工学部
- Year and Date
  2008-03-30
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] Looking Back to Look Forward in the Research of Inorganic Phosphors2008
- Author(s)
  H. Yamamoto
- Organizer
  2008 International Conference on the Science and Techn ology of Emissive Displays and Lighting
- Place of Presentation
  ローマ市, イタリア
- Year and Date
  2008-09-09
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] 白色LED用黄色蛍光体(Sr,Ba)Si_2O_2N_2:Eu^<2+>のフラックスによる粒形制御2008
- Author(s)
  山内学、飯塚純子、宮本快暢、山元明、木島直人
- Organizer
  第55回応用物理学会関係連合講演会
- Place of Presentation
  日本大学理工学部
- Year and Date
  2008-03-30
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] An orange-emitting, long-persistent phosphor, Ca2Si5N8 : Eu, Tm2008
- Author(s)
  H. Yamamoto, Y. Miyamoto, H. Kato, Y. Honna and K. Ohmi
- Organizer
  Pacific Rim Meeting on Electrochemistry and Solid Stat e Science (PRiME), The Electrochemical Society
- Place of Presentation
  ホノルル市, 米国
- Year and Date
  2008-10-13
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] Progressin Nitrideand Oxynitride Phosphors2008
- Author(s)
  H. Yamamoto and K. Uheda
- Organizer
  International Display Workshops (IDW'08)
- Place of Presentation
  新潟市, ときメッセ
- Year and Date
  2008-12-04
- Data Source
  KAKENHI-PROJECT-20900140
[Presentation] 白色LEDの高出力化に対応した蛍光体の物性2008
- Author(s)
  山元明
- Organizer
  電気化学会第75回大会
- Place of Presentation
  山梨大学
- Year and Date
  2008-03-31
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] 蓄光性蛍光体Ca_2Si_5N_8:Eu, TmのCa原子比による発光特性の変化2007
- Author(s)
  加藤光、宮本快暢、本名佑也、山元明
- Organizer
  第68回応用物理学会学術講演会
- Place of Presentation
  北海道工業大学
- Year and Date
  2007-09-05
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] 燈色蓄光性蛍光体Ca_2Si_5N_8:Eu, Tmの残光機構2007
- Author(s)
  宮本快暢、加藤光、本名佑也、山元明
- Organizer
  第320回蛍光体同学会講演会
- Place of Presentation
  日本化学会会館
- Year and Date
  2007-11-30
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] 橙色畜光性蛍光体Ca_2Si_5N_8:Eu, Tmの残光機構2007
- Author(s)
  宮本快暢、加藤光、本名佑也、山元明
- Organizer
  第320回蛍光体同学会講演会
- Place of Presentation
  日本化学会会館
- Year and Date
  2007-11-30
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] 澄色蓄光性蛍光体Ca_2Si_5N_8:Eu, TmのEu, Tm濃度依存性による残光機構の考察2007
- Author(s)
  宮本快暢、加藤光、本名佑也、山元明
- Organizer
  第68回応用物理学会学術講演会
- Place of Presentation
  北海道工業大学
- Year and Date
  2007-09-05
- Data Source
  KAKENHI-PROJECT-16080218
[Presentation] Phosphors for White LEDs in the Next Stage2007
- Author(s)
  H. Yamamoto
- Organizer
  1st Intl. Conf. on White LEDs and Solid State Lighting
- Place of Presentation
  ホテルパシフィック東京
- Year and Date
  2007-11-28
- Data Source
  KAKENHI-PROJECT-16080218

1. MITA Yoh (20200040)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
2. MIYAMOTO Yoshinobu (90373042)

# of Collaborated Projects: 2 results

# of Collaborated Products: 11 results
3. OKAMOTO Shinji (50324976)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. 塩谷繁雄 (20013451)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. 前田甫 (00192328)

# of Collaborated Projects: 1 results

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6. 石橋新一郎 (10087223)

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7. 丸山亨 (90192351)

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8. 町田憲一 (00157223)

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# of Collaborated Products: 2 results
9. 山崎二郎 (40108668)

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10. 棚瀬繁雄 (20357461)

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11. 河合啓一 (00002064)

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12. 上田恭太 (50271862)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results

YAMAMOTO Hajime 山元 明

山元 明 ヤマモト ハジメ

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Panoscopic Assembling and High Ordered Function for Luminescent Rare-earth MaterialsPrincipal Investigator

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パノスコピック形態制御された希土類系物質の高次機能とそのシステム設計

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パノスコピック形態制御された希土類系発光材料の高次設計と高効率蛍光体の開発Principal Investigator

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Efficient phosphors for mercury-free fluorescent lampsPrincipal Investigator

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WAVELENGTH CONVERSION MECHANISM IN INFRARED UP CONVERSION LASER

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Investigation of Highly Efficient Phosphors for Field Emission DisplaysPrincipal Investigator

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II-VI化合物超格子のMBE成長とその結晶学的・光物性的研究

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赤外励起・可視発光材料デバイスの波長変換機構の研究

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[Journal Article] An analysis of crystal structure of Ca-deficient oxonitridoaluminosilicate, Ca_<0.88>A1_<0.91> Si_<1.09>N_<2.85>O_<0.15>2009

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[Journal Article] An orange-emitting, long-persistent phosphor, Ca_2Si_5N_8 : Eu, Tm2009

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[Journal Article] Recycle of Rare Earth Sintered Magnet Powder Scraps as Electromagnetic Wave Absorbers in Gigahertz Range2008

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[Journal Article] Ba-Substitution Effect on Luminescent Properties and Thermal Degradation of Sr3 MgSi_2O_8:Eu^<2+> Blue Phosphor Under Vacuum-UV-Light Excitation2008

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[Journal Article] Phosphors for White LEDs in the Next Stage2008

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[Journal Article] Phosphors for White LEDs in the Next Stage2008

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[Journal Article] Photoluminescence Properties of Ba_3MgSi_2O_8:Eu^<2+> Blue Phosphor and Ba_3MgSi_2O_8:Eu^<2+>, Mn^<2+> Blue-Red Phosphor under Near-Ultraviolet-Light Excitation2008

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YAMAMOTO Hajime 山元明

山元明ヤマモトハジメ