A novel un-doped long lasting phosphorescence phosphor: SrZrSi2O7
A novel phosphor of un-doped Sr Zr Si2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s(0.32 mcd/m^2) was developed. It revealed that both the emission centers and traps levels were related to the oxygen-deficient defects which were induced in reducing atmos...
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Published in | Journal of rare earths Vol. 33; no. 1; pp. 37 - 41 |
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Elsevier B.V
2015
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Abstract | A novel phosphor of un-doped Sr Zr Si2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s(0.32 mcd/m^2) was developed. It revealed that both the emission centers and traps levels were related to the oxygen-deficient defects which were induced in reducing atmosphere. The filling and fading experiments indicated that the traps levels in Sr Zr Si2O7 were continuous in distribution. The influence of shallow traps on deep traps was investigated and the important role of the bridge effect was revealed. The un-doped Sr Zr Si2O7 material obtained in reducing atmosphere showed potential application as a cheap blue long lasting phosphorescence phosphor. |
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AbstractList | A novel phosphor of un-doped SrZrSi2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s (0.32 mcd/m2) was developed. It revealed that both the emission centers and traps levels were related to the oxygen-deficient defects which were induced in reducing atmosphere. The filling and fading experiments indicated that the traps levels in SrZrSi2O7 were continuous in distribution. The influence of shallow traps on deep traps was investigated and the important role of the bridge effect was revealed. The un-doped SrZrSi2O7 material obtained in reducing atmosphere showed potential application as a cheap blue long lasting phosphorescence phosphor.
LLP mechanism of the un-doped SrZrSi2O7 material synthesized in reducing atmosphere A novel phosphor of un-doped Sr Zr Si2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s(0.32 mcd/m^2) was developed. It revealed that both the emission centers and traps levels were related to the oxygen-deficient defects which were induced in reducing atmosphere. The filling and fading experiments indicated that the traps levels in Sr Zr Si2O7 were continuous in distribution. The influence of shallow traps on deep traps was investigated and the important role of the bridge effect was revealed. The un-doped Sr Zr Si2O7 material obtained in reducing atmosphere showed potential application as a cheap blue long lasting phosphorescence phosphor. |
Author | 李晓晨 邹泽华 王治龙 武传强 张加驰 王育华 |
AuthorAffiliation | School of Materials Science and Engineering, Direction of Electronic Information Materials, Southeast University, Nanjing 211189, China Key Laboratory for Magnetism Magnetic Materials of the Ministry of Education, Lanzhou University, Lanzhou 730000, China Gansu University of Traditional ChineseMedicine, Lanzhou 730000, China |
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CitedBy_id | crossref_primary_10_1007_s00339_024_07458_y crossref_primary_10_1016_j_jlumin_2018_02_071 crossref_primary_10_1016_j_ijrmhm_2012_11_009 crossref_primary_10_1039_D4TC04248D crossref_primary_10_1016_j_cej_2020_126099 crossref_primary_10_1039_C8DT03796E |
Cites_doi | 10.1016/j.materresbull.2012.04.024 10.1016/j.jallcom.2013.05.056 10.1088/0022-3727/45/32/325105 10.1006/jcht.1993.1119 10.1016/j.materresbull.2013.03.022 10.1103/PhysRevB.87.045126 10.1016/j.jallcom.2013.04.016 10.1016/j.jallcom.2012.12.128 10.1016/j.jlumin.2009.03.002 10.1016/0022-3697(93)90004-B 10.1016/j.jlumin.2013.09.037 10.1016/j.jallcom.2012.10.145 |
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Notes | A novel phosphor of un-doped Sr Zr Si2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s(0.32 mcd/m^2) was developed. It revealed that both the emission centers and traps levels were related to the oxygen-deficient defects which were induced in reducing atmosphere. The filling and fading experiments indicated that the traps levels in Sr Zr Si2O7 were continuous in distribution. The influence of shallow traps on deep traps was investigated and the important role of the bridge effect was revealed. The un-doped Sr Zr Si2O7 material obtained in reducing atmosphere showed potential application as a cheap blue long lasting phosphorescence phosphor. 11-2788/TF LI Xiaochen, ZOU Zehua, WANG Zhilong, WU Chuanqiang, ZHANG Jiachi, WANG Yuhua (1. School of Materials Science and Engineering, Direction of Electronic Information Materials, Southeast University, Nanjing 211189, China;2. Key Laboratory for Magnetism Magnetic Materials of the Ministry of Education, Lanzhou University, Lanzhou 730000, China;3. Gansu University of Traditional Chinese Medicine, Lanzhou 730000, China) SrZrSi2O7; long lasting phosphorescence; phosphor; luminescence; retrapping process; rare earths |
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Snippet | A novel phosphor of un-doped Sr Zr Si2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s(0.32 mcd/m^2) was developed.... A novel phosphor of un-doped SrZrSi2O7 material with blue long lasting phosphorescence which could be recorded for about 5400 s (0.32 mcd/m2) was developed. It... |
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SubjectTerms | long lasting phosphorescence luminescence MCD phosphor rare earths retrapping process SrZrSi2O7 发光中心 掺杂 水平分布 磷光 荧光粉 还原气氛 陷阱 |
Title | A novel un-doped long lasting phosphorescence phosphor: SrZrSi2O7 |
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