| PbS纳米微粒对溴化银微晶乳剂的化学增感作用 |
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| 引用本文： | 许春华,李金培.PbS纳米微粒对溴化银微晶乳剂的化学增感作用[J].影像科学与光化学,2004,22(5):343-349. |
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| 作者姓名： | 许春华 李金培 |
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| 作者单位： | 1. 中国科学院, 理化技术研究所, 北京, 100101;2. 中国科学院, 研究生院, 北京, 100039 |
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| 摘 要： | 发现了PbS纳米微粒对溴化银乳剂的化学增感作用,对PbS和Na2S2O3对卤化银乳剂的增感作用进行了比较,研究了增感剂用量、增感温度和pAg值、溴化银的晶型等因素的影响,以及PbS纳米微粒与HAuCl4的协同增感效应.
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| 关 键 词： | PbS 纳米微粒 溴化银 化学增感 感光度 |
| 收稿时间： | 2004-04-15 |
Chemical Sensitization of the Silver Bromide Microcrystal Emulsion by PbS Nanoparticles |
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| XU Chun-hua,LI Jin-pei.Chemical Sensitization of the Silver Bromide Microcrystal Emulsion by PbS Nanoparticles[J].Imaging Science and Photochemistry,2004,22(5):343-349. |
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| Authors: | XU Chun-hua LI Jin-pei |
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| Institution: | 1. Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100101, P. R. China;2. Graduate School of the Chinese Academy of Sciences, Beijing 100039, P. R. China |
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| Abstract: | It was found that the silver bromide emulsion can be chemically sensitized by PbS nanoparticles.Contrast experiments of PbS and Na_2S_2O_3 sensitization were carried out,and the influence of the sensitizer dosage,the sensitization temperature and pAg,the shapes of silver bromide microcrystals,and the sensitization cooperated with HAuCl_4 were studied. |
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| Keywords: | PbS nanoparticles silver bromide chemical sensitization sensitivity |
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