Stable aqueous solutions of ZnO@polymer core-shell nanoparticles with tunable photoluminescence are prepared through a simple sol-gel route. The copolymer shell has many hydrophilic external groups and a hydrophobic internal layer which connects ZnO cores through covalent bonds. The optimal samples show quantum yield above 50% and stable emission for months. These samples with their concentrations of below 0.2 mg/mL are nontoxic to human cells. After uptake of these ZnO@polymer nanoparticles, the luminescent cells have enough life under UV light for microscopic imaging.
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
PRRC Asia Motorola China Elect Ltd, Tianjin 300457, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Fu, Ying-Song
;
Du, Xi-Wen
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Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Du, Xi-Wen
;
Kulinich, Sergei A.
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机构:
Univ Quebec, Dept Appl Sci, Chicoutimi, PQ G7H 2B1, CanadaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Kulinich, Sergei A.
;
Qiu, Jian-Sheng
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Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Qiu, Jian-Sheng
;
Qin, Wen-Jing
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Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Qin, Wen-Jing
;
Li, Rui
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Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Li, Rui
;
Sun, Jing
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Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Sun, Jing
;
Liu, Jim
论文数: 0引用数: 0
h-index: 0
机构:
PRRC Asia Motorola China Elect Ltd, Tianjin 300457, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
PRRC Asia Motorola China Elect Ltd, Tianjin 300457, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Fu, Ying-Song
;
Du, Xi-Wen
论文数: 0引用数: 0
h-index: 0
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Du, Xi-Wen
;
Kulinich, Sergei A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Quebec, Dept Appl Sci, Chicoutimi, PQ G7H 2B1, CanadaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Kulinich, Sergei A.
;
Qiu, Jian-Sheng
论文数: 0引用数: 0
h-index: 0
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Qiu, Jian-Sheng
;
Qin, Wen-Jing
论文数: 0引用数: 0
h-index: 0
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Qin, Wen-Jing
;
Li, Rui
论文数: 0引用数: 0
h-index: 0
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Li, Rui
;
Sun, Jing
论文数: 0引用数: 0
h-index: 0
机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China
Sun, Jing
;
Liu, Jim
论文数: 0引用数: 0
h-index: 0
机构:
PRRC Asia Motorola China Elect Ltd, Tianjin 300457, Peoples R ChinaTianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China