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   <subfield code="a">Mô phỏng động lực học phân tử của quá trình trao đổi ion trong Clinoptilolite :</subfield>
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   <subfield code="a">Clinoptilolite là một khoáng chất có cấu trúc xốp đặc biệt ba chiều với nhiều tính chất đặc biệt như mức độ hấp phụ cao, khả năng trao đổi ion, xúc tác, giữ nước,.. nên có nhiều ứng dụng quan trọng cho hoạt động trồng trọt. Trong luận văn này, chúng tôi tiến hành nghiên cứu đặc tính hấp phụ và trao đổi ion tron Clinoptilolite bằng phương pháp động lực học phân tử. Kết quả cho thấy, ion NH₄⁺ rất linh động trong cấu trúc Clinoptilolite, nhưng khi có một phân tử nước thì NH₄⁺  hạn chế hoạt động ở một mức độ nhất định. Khi khảo sát quá trình trao đổi ion, chúng tôi nhận thấy Clinoptilolite hấp phụ ion NH₄⁺ mạnh hơn K⁺, hấp phụ ion Ca2⁺ mạnh hơn K⁺.</subfield>
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