在弱酸性介质中,采用阴离子交换法合成了类球形的谷氨酸( Glu)/镁铝层状双氢氧化物(MgAlLDH)复合物,研究了介质pH值对所得Glu/LDH纳米复合物性质和形貌的影响.结果表明,与碱性介质中阴离子交换法得到的不规则六角形粒子相比,该法制备的纳米粒子呈类球形,且粒径较小,最佳pH值为5.0,探讨了可能的反应机理.
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