Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究

郭健, 胡春, 兰永清, 王爱民, 李凯. Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究[J]. 环境化学, 2007, 26(2): 210-212.
引用本文: 郭健, 胡春, 兰永清, 王爱民, 李凯. Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究[J]. 环境化学, 2007, 26(2): 210-212.
GUO Jian, HU Chun, LAN Yong-qing, WANG Ai-min, LI Kai. TITANIUM(Ⅳ) AND SILVER CO-DOPED HYDROXYAPATITE FILM FOR BACTERIA KILLING UNDER WEAK UV IRRADIATION[J]. Environmental Chemistry, 2007, 26(2): 210-212.
Citation: GUO Jian, HU Chun, LAN Yong-qing, WANG Ai-min, LI Kai. TITANIUM(Ⅳ) AND SILVER CO-DOPED HYDROXYAPATITE FILM FOR BACTERIA KILLING UNDER WEAK UV IRRADIATION[J]. Environmental Chemistry, 2007, 26(2): 210-212.

Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究

  • 基金项目:

    国家自然科学基金资助项目(批准号:20577062,20377050)

TITANIUM(Ⅳ) AND SILVER CO-DOPED HYDROXYAPATITE FILM FOR BACTERIA KILLING UNDER WEAK UV IRRADIATION

  • Fund Project:
  • 摘要: 采用共沉淀水热合成和离子交换的方法,制备钛与银离子共掺杂的羟基磷灰石(HAP)薄膜(HAP-TiAg),对其结构进行XRD的表征.电子自旋共振(ESR)测定表明,HAPTiAg在暗反应和光照下都能产生超氧活性物种.以革蓝氏阴性菌大肠杆菌为目标物,研究了HAPTi,HAPTiAg和P25 TiO2负载的多孔镍网薄膜在暗反应与弱紫外光下的杀菌活性.
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  • [1] Tanizawa Y,Sawamura K,Suzuki T,Reaction Characteristics of Dental and Synthetic Apaties Fe2+ and Fe3+ Ion.J.Chem.Soc.Faraday Trans.,1990,86:1071-1076
    [2] Tanizawa Y,Sawamura K,Suzuki T,Reaction Characteristics of Dental and Synthetic Apatites with Al3+ and La3+ Ion in Acidic Solution.J.Chem.Soc.Faraday Trans.,1990,86:4025-4030
    [3] Wakamura M,Hashimoto K W T,Photocatalysis by Calcium Hydroxyapatite Modified with Ti(Ⅳ):Albumin Decomposition and Bactericidal Effect.Langmuir,2003,19:3428-3431
    [4] Feng Q L,Kim T N,Wu J et al.,Antibacterial Effects of Ag-HAP Thin Films on Alumina Substrates.Thin Solid Films,1998,335:214-219
    [5] Wakamura M,Kandori K,Ishikawa T,Surface Composition of Calcium Hydroxyapatite Modified with Metal Ions.Colloids Surf.A,1998,142:107-116.
    [6] Robertson W G,Morgan D B,Effect of Pyrophosphate on the Exchangeable Calcium Pool of Hydroxyapatite Crytals.Biochim.Biophys.Acta,1971,230:495-501
    [7] Ma W H Y,Li J,Chen M et al.,An Efficient Approach for the Photodegradation of Organic Pollutants by Immobilized Iron Ions at Neutral pHs.Chem.Commun.,2003,(13):1582-1583
    [8] Hiroyoshi K,Masami L,Yasuyuki M et al.,ESR study of the Active Oxygen Species on Hydroxyapatite Activated by Heat Treatment.Molecular Catalysis A:Chemical.2006,252:181-185
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  • 收稿日期:  2006-04-05
郭健, 胡春, 兰永清, 王爱民, 李凯. Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究[J]. 环境化学, 2007, 26(2): 210-212.
引用本文: 郭健, 胡春, 兰永清, 王爱民, 李凯. Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究[J]. 环境化学, 2007, 26(2): 210-212.
GUO Jian, HU Chun, LAN Yong-qing, WANG Ai-min, LI Kai. TITANIUM(Ⅳ) AND SILVER CO-DOPED HYDROXYAPATITE FILM FOR BACTERIA KILLING UNDER WEAK UV IRRADIATION[J]. Environmental Chemistry, 2007, 26(2): 210-212.
Citation: GUO Jian, HU Chun, LAN Yong-qing, WANG Ai-min, LI Kai. TITANIUM(Ⅳ) AND SILVER CO-DOPED HYDROXYAPATITE FILM FOR BACTERIA KILLING UNDER WEAK UV IRRADIATION[J]. Environmental Chemistry, 2007, 26(2): 210-212.

Ti(Ⅳ)与银离子共掺杂的羟基磷灰石薄膜弱紫外光杀菌研究

  • 1.  北京林业大学, 北京, 100083;
  • 2.  中国科学院生态环境研究中心, 环境水质学国家重点实验室, 北京, 100085
基金项目:

国家自然科学基金资助项目(批准号:20577062,20377050)

摘要: 采用共沉淀水热合成和离子交换的方法,制备钛与银离子共掺杂的羟基磷灰石(HAP)薄膜(HAP-TiAg),对其结构进行XRD的表征.电子自旋共振(ESR)测定表明,HAPTiAg在暗反应和光照下都能产生超氧活性物种.以革蓝氏阴性菌大肠杆菌为目标物,研究了HAPTi,HAPTiAg和P25 TiO2负载的多孔镍网薄膜在暗反应与弱紫外光下的杀菌活性.

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