金纳米材料 —— 分散性好、尺寸均一

金纳米材料因其优异的稳定性、小尺寸表面效应、光学效应以及独特的生物亲和性在有机催化^[1]、生物医药^[2]、生物成像^[3，4]、食品检测^[5]、化妆品^[6]以及光电材料^[7，8]等领域中有着巨大的应用价值。例如, Vahid Raeesi等人利用金纳米棒与DNA通过自组装的行为成功的构建了具有药物传递功能的超级结构^[2]。

百灵威提供多种规格的纳米棒、纳米笼、纳米粒子等金纳米材料助力您的科学研究。

• 分散性、稳定性好
• 尺寸均一（如图1-4）
• 高比表面积，高负载量
• 安全环保无污染

图 1：长径比为3.6的金纳米棒的电镜图

图 2：长径比为4.3的金纳米棒的电镜图

图 3：长径比为5.4的金纳米棒的电镜图

图 4：长径比为5.8的金纳米棒的电镜图

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2. Raeesi V, Chou L Y T, Chan W C W. Tuning the Drug Loading and Release of DNA‐Assembled Gold‐Nanorod Superstructures[J]. Advanced Materials, 2016. 28(38):8511-8518.
3. Li M, Zhang Z S, Zhang X, et al. Optical properties of Au/Ag core/shell nanoshuttles.[J]. Optics Express, 2008, 16(18):14288-14293.
4. Comenge J, Fragueiro O, Sharkey J, et al. Preventing Plasmon Coupling Between Gold Nanorods Improves the Sensitivity of Photoacoustic Detection of Labelled Stem Cells In Vivo.[J]. Acs Nano, 2016, 10(7), 7106–7116.
5. 王金勇,杨毅梅.纳米金在食品污染物检测中的研究进展[J].中国食品卫生杂志, 2016, 28(4):546-549.
6. Lee J B, Hwang D, Han D W, et al. Cosmetic composition e.g. milky lotion and pack used for preventing skin aging, comprises gold nanoparticles surface treated with mixed solution comprising organic acid chosen from gallic acid and protocatechuic acid, and isoflavone: WO. WO2012173312[P]. 2016.
7. Tong P, Cui Y, Hao Y, et al. Improving Performance of Organic Solar Cells with PEG-coated Gold Nanorods Doped in the Active Layer[C]. Asia Communications and Photonics Conference. 2015.
8. Wu R, Yang B, Zhang C, et al. Prominent Efficiency Enhancement in Perovskite Solar Cells Employing Silica-Coated Gold Nanorods[J]. Journal of Physical Chemistry C, 2016, 120(13): 6996-7004.