| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electromagnetic wave absorbing thin and lightweight material being excellent in the properties of absorbing electromagnetic waves and having a wide band of frequencies. <P>SOLUTION: The electromagnetic wave absorbing material is partially formed of a laminate composed of laminated several kinds of compounds represented by formula, ACu<SB>3</SB>B<SB>4</SB>O<SB>12</SB>, wherein A is an alkaline earth or a mixture of alkaline earth elements, and B denotes Ti, Zr, Hf, Fe, or a mixture of them. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
