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奈米半球結構陣列鎳模仁之製備與其在組織工程支架之製作應用

Nanomolding of Nano-Structured Biodegradable Scaffolds

摘要


本研究以陽極氧化鋁膜(AAO)之背阻障層結構做為模仁的3D奈米結構圖形,於AAO阻障層結構上濺鍍一層金薄膜做為電極,接著利用電鑄技術於此電極上鍍上鎳,最後將AAO蝕刻掉,即得到具有3D奈米結構之鎳模仁。本研究進一步以奈米結構之金屬模仁壓印眾(乳酸一甘醇酸共景物)(PLGA)、眾乳酸(PLA)、幾丁聚醣(Chitosan)等生物可降解材料,製作奈米結構組織工程支架。

關鍵字

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並列摘要


In this study, we demonstrate a replica mold fabrication method for nano-hemisphere arrays nanomolding by nickel electroforming using the highly ordered nano-hemisphere array of the barrier-layer surface of an anodic aluminum oxide (AAO) membrane as the master mold. The feature size of the nano-hemispheres can be controlled by the use of different etching solutions for anodic oxidation of aluminum. Using the nickel replica mold, nano-structured tissue engineering scaffolds in poly (lactic-co-glycolic acid) (PLGA), polylactide (PLA), and chitosan were fabricated by casting.

並列關鍵字

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