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A platform for research: civil engineering, architecture and urbanism
ELECTROMAGNETIC WAVE ABSORBING MATERIAL, ELECTROMAGNETIC WAVE ABSORBER, AND ELECTROMAGNETIC WAVE ABSORPTION METHOD
To provide an electromagnetic wave absorbing material containing a (Ca, La) (Fe, Co) based magnetoplumbite hexagonal ferrite having practically usable electromagnetic wave absorption ability in the millimeter wave band, an electromagnetic wave absorber including the electromagnetic wave absorbing material, and an electromagnetic wave absorbing method using the electromagnetic wave absorber.SOLUTION: An electromagnetic wave absorbing material contains magnetoplumbite type ferrite particles having a composition represented by the formula: Ca1-xLaxFe12-y-α(1-x)CoyOz (however, 0.45≤x≤0.90, 0.20≤y≤0.80, 1≤α≤2, 0.50≤y/x≤1.00, z is any positive real number that satisfies the electrical neutrality condition).SELECTED DRAWING: Figure 7
【課題】実用に供し得る電磁波吸収能をミリ波帯域に有する（Ｃａ、Ｌａ）（Ｆｅ、Ｃｏ）系マグネトプランバイト型六方晶フェライトを含む電磁波吸収材料、前記電磁波吸収材料を備える電磁波吸収体、並びに前記電磁波吸収体を用いた電磁波吸収方法を提供すること。【解決手段】式：Ｃａ１－ｘＬａｘＦｅ１２－ｙ－α（１－ｘ）ＣｏｙＯｚで表される組成（但し、０．４５≦ｘ≦０．９０、０．２０≦ｙ≦０．８０、１≦α≦２、０．５０≦ｙ／ｘ≦１．００、ｚは電気的中性条件を満足する任意の正の実数）を有するマグネトプランバイト型フェライト粒子を含有する、電磁波吸収材料。【選択図】図７
ELECTROMAGNETIC WAVE ABSORBING MATERIAL, ELECTROMAGNETIC WAVE ABSORBER, AND ELECTROMAGNETIC WAVE ABSORPTION METHOD
To provide an electromagnetic wave absorbing material containing a (Ca, La) (Fe, Co) based magnetoplumbite hexagonal ferrite having practically usable electromagnetic wave absorption ability in the millimeter wave band, an electromagnetic wave absorber including the electromagnetic wave absorbing material, and an electromagnetic wave absorbing method using the electromagnetic wave absorber.SOLUTION: An electromagnetic wave absorbing material contains magnetoplumbite type ferrite particles having a composition represented by the formula: Ca1-xLaxFe12-y-α(1-x)CoyOz (however, 0.45≤x≤0.90, 0.20≤y≤0.80, 1≤α≤2, 0.50≤y/x≤1.00, z is any positive real number that satisfies the electrical neutrality condition).SELECTED DRAWING: Figure 7
【課題】実用に供し得る電磁波吸収能をミリ波帯域に有する（Ｃａ、Ｌａ）（Ｆｅ、Ｃｏ）系マグネトプランバイト型六方晶フェライトを含む電磁波吸収材料、前記電磁波吸収材料を備える電磁波吸収体、並びに前記電磁波吸収体を用いた電磁波吸収方法を提供すること。【解決手段】式：Ｃａ１－ｘＬａｘＦｅ１２－ｙ－α（１－ｘ）ＣｏｙＯｚで表される組成（但し、０．４５≦ｘ≦０．９０、０．２０≦ｙ≦０．８０、１≦α≦２、０．５０≦ｙ／ｘ≦１．００、ｚは電気的中性条件を満足する任意の正の実数）を有するマグネトプランバイト型フェライト粒子を含有する、電磁波吸収材料。【選択図】図７
ELECTROMAGNETIC WAVE ABSORBING MATERIAL, ELECTROMAGNETIC WAVE ABSORBER, AND ELECTROMAGNETIC WAVE ABSORPTION METHOD
電磁波吸収材料、電磁波吸収体、及び電磁波の吸収方法
HYODO KAZUSHIGE (author) / FUJII TATSUO (author) / KARINO SHUN (author) / NAKANISHI MAKOTO (author)
2023-09-05
Patent
Electronic Resource
Japanese
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