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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 88  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
ED, MW 2024-01-25
14:00
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Reduction of Wafer Warpage in GaAs Semiconductor Process
Koichiro Nishizawa (Mitsubishi Electric), Ayumu Matsumoto, Naoki Fukumuro (University of Hyogo), Yasuyuki Nakagawa, Takayuki Hisaka, Hitoshi Sakuma, Yoshiki Kojima (Mitsubishi Electric), Shinji Yae (University of Hyogo) ED2023-65 MW2023-157
The Ni-P plating film used for the back electrode of GaAs semiconductors has high stress, which is a factor in wafer war... [more] ED2023-65 MW2023-157
pp.1-3
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
OME 2023-03-16
13:30
Online Online Organic room-temperature phosphorescent cocrystals besed on relationship between halogen bonding and quantum efficiency
Ayano Abe, Kenichi Goushi, Masashi Mamada, Chihaya Adachi (Kyushu Univ.) OME2022-82
There has been intense interest in pure organic room-temperature phosphorescence (ORTP) from cocrystals composed of 1,4-... [more] OME2022-82
pp.7-10
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
ED 2022-12-09
09:50
Aichi 12/8 Nagoya University, 12/9 WINC AICHI Development of Phosphors for Deep Ultraviolet Field Emission Lamps
Gai Hashimoto, Yoichiro Neo (Shizuoka Univ.), Takahiro Matsumoto (Nagoya City Univ.) ED2022-59
Recently, the effectiveness of UV-C light (wavelength: 100-280 nm) irradiation for coronavirus suppression has been demo... [more] ED2022-59
pp.31-34
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
OME 2022-01-07
13:20
Osaka CENTRAL ELECTRIC CLUB [Invited Talk] Development of Thermally Activated Heavy-Atom-Free Room-Temperature Phosphorescence Materials
Youhei Takeda (Osaka Univ.) OME2021-47
Room-temperature phosphorescence (RTP) materials that are currently used in practice mainly include organometallic compl... [more] OME2021-47
pp.1-3
OME, IEE-DEI 2021-03-02
09:40
Online Online [Invited Lecture] Analysis of OLEDs using delayed luminescence method
Noriyuki Takada, Hajime Okumoto (AIST) OME2020-26
By applying the delayed emission method to the Alq3 organic EL device, we succeeded in measuring the emission spectrum w... [more] OME2020-26
pp.28-30
EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] 2020-01-23
13:45
Tottori Tottori Univ. [Poster Presentation] New sulfide phosphors able to be grown on silicon wafer
Hiroki Nakamura, Mizuki Aono, Tsuyoshi Okuno (UEC Tokyo), Yasushi Nanai (Aoyama Gakuin Univ.)
New green phosphor SrZnSiS4:Eu2+ is reported. It has an orthorhombic structure with a space group of Fddd (no.70). Absor... [more]
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
10:10
Tottori Tottori Univ. [Poster Presentation] Quality of deep ultraviolet emitting ZnAl2O4 thin films prepared by thermal diffusion
Kaito Imagawa, Naoki Sonoda, Hiroko Kominami, Kazuhiko Hara (Shizuoka Univ.)
ZnAl2O4 thin films for deep UV emitting phosphor prepared by deposition of ZnO on sapphire substrates and thermal diffus... [more]
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
11:20
Tottori Tottori Univ. [Poster Presentation] Characteristics of luminescence and particle shape in M10(PO4)6(OH)2:Mn5+ (M=Ca,Sr,Ba) near-infrared nanophosphors
Yutaro Zaima, Tadashi Ishigaki, Kouhei Matsubara, Shoto Tanaka, Yudai Nitta, Koutoku Ohmi (tottori Univ) EID2019-18
Recently, we succeeded in synthesizing a near-infrared Ca10(PO4)6(OH)2:Mn5+ (HAp:Mn5+) nanophosphors by liquid phase rea... [more] EID2019-18
pp.137-140
ED 2019-11-22
10:25
Tokyo   Spectroscopic analysis of electron emission from n-type diamond oxidized surface
Tomoaki Masuzawa, Yoichiro Neo, Hidenori Mimura (Shizuoka Univ.), Ken Okano (ICU), Takatoshi Yamada (AIST) ED2019-71
Mechanism of electron emission was investigated for oxidized surfaces of phosphorus(P)-doped diamonds. Ultraviolet photo... [more] ED2019-71
pp.47-49
EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] 2019-01-25
10:15
Kagoshima Kagoshima University New red or orange sulfide phosphors for vacuum fluorescence display
Tsuyoshi Okuno, Yasuhiro Nakagawa, Kai Shimura (UEC Tokyo), Yasushi Nanai (Aoyama Gakuin Univ), Yoshitaka Sato, Toshiyuki Misonou (Futaba) EID2018-12
New red or orange sulfide phosphors are studied. La2S3:Ce3+ and Y4(SiS4)3:Ce3+ were synthesized by solid-state reaction ... [more] EID2018-12
pp.89-92
EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] 2019-01-25
10:20
Kagoshima Kagoshima University [Poster Presentation] Activation of Mn5+ centers by annealing in Ca10(PO4)6(OH)2:Mn5+ NIR nanophosphor
Ryo Takeuchi, Tadashi Ishigaki, Yutaro Zaima, Kouhei Matsubara, Shoto Tanaka, Koutoku Ohmi (Tottori Univ.) EID2018-13
Recently, we succeeded in synthesizing a near-infrared Ca10(PO4)6(OH)2:Mn5+ (HAp:Mn5+) nanophosphors by liquid phase rea... [more] EID2018-13
pp.93-96
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