Tàng hình nhờ phân tử tráng bạcMột số nhà khoa học cho rằng phân tử nano tráng bạc lơ lửng trong nước sẽ tạo ra loại vật liệu mềm và linh hoạt - thành phần chính để tạo ra vật vô hình.
i-Ping Huan ở ĐH Phúc Đán (Trung Quốc) và đồng nghiệp vừa đề xuất loại chất lỏng chứa quặng sắt có đường kính 10 nano mét, phủ bằng một lớp bạc dày 5 nano mét.Giấu mình sau làn nước. Ảnh: AFPKhi không có từ trường, phân tử nano tráng bạc sẽ nổi trên mặt nước, nhưng khi có từ trường thì những phân tử đó sẽ tự tập hợp lại thành các chuỗi với độ dài phụ thuộc vào lực của từ trường. Các chuỗi này có thể hút nhau để tạo thành những cột dày hơn.
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u6XhuqfhuqDhu5vhu5nhuqdz4bubw4Ns4bqnQuG6v+G6p8O6xqHhurLhu7Ns4bqn4bqgw6zhuqDhuqds4buB4bqnbOG7m+G7neG7keG6ouG6p23DquG7neG6p2vhurJ5bOG6p8OA4bulw7rGoeG6p+G6oMOBw7nDusah4bqnQeG6ouG6u8O6xqHhuqfhu7nhu5t24bqnbOG7peG6p+G6oOG7m+G7meG6p8O64bub4bufw7rhuqfhuqDhu5vDrEPDoOG6p+G6qHnhu53huqdu4bud4buR4bqi4bqnc+G7neG7k8O64bqnw7rhu5vhuqzDusah4bqn4bu54bubw63DuuG6p+G6oOG6puG6p8O64bq7w7rDueG6p27hurLhu7Ns4bqn4bqgw4Hhur3Dusah4bqna+G6v2zhuqduw4PDusah4bqnbOG6vWzhu5vhuqHhuqck4bubb8O54bqnJOG7ncO64bqn4bqg4bq0bA==