Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Spinel-perovskite double-phase high-entropy ceramic powder material and preparation method thereof
The invention relates to a spinel-perovskite double-phase high-entropy ceramic powder material, the chemical formula of the double-phase high-entropy ceramic powder material is AMnxOy, A site is three transition metal elements of Cu, Ni, Co, Zn and Mg and one rare earth element of La, Pr and Nd, and the molar ratio of all the elements is 1 lt; xlt; 2, 3lt; yt; Yt; and 4, the material has a face-centered cubic crystal structure spinel phase and a perovskite phase. Meanwhile, the invention further discloses a preparation method of the high-entropy ceramic powder material. The high-entropy ceramic powder material has the characteristics of two-phase coexistence, high purity, small particles (100-400 nm) and uniform element distribution, and has excellent solar absorptivity (gt; 0.87), an infrared emissivity (gt; and the material can be used as an infrared radiation material and a solar energy absorption material to be widely applied to the field of high-temperature heat radiation, including aerospace, industrial kilns, power station boilers and the like.
本发明涉及一种尖晶石‑钙钛矿双相高熵陶瓷粉体材料，该双相高熵陶瓷粉体材料的化学式为AMnxOy，其中A位为Cu、Ni、Co、Zn、Mg中的三种过渡金属元素和La、Pr、Nd中的一种稀土元素，且各元素为等摩尔比，10.87），红外发射率（>0.90）以及高温热稳定性（1600℃），可作为红外辐射材料和太阳能吸收材料广泛用于高温热辐射领域，包括航空航天、工业窑炉、电站锅炉等方面。
Spinel-perovskite double-phase high-entropy ceramic powder material and preparation method thereof
The invention relates to a spinel-perovskite double-phase high-entropy ceramic powder material, the chemical formula of the double-phase high-entropy ceramic powder material is AMnxOy, A site is three transition metal elements of Cu, Ni, Co, Zn and Mg and one rare earth element of La, Pr and Nd, and the molar ratio of all the elements is 1 lt; xlt; 2, 3lt; yt; Yt; and 4, the material has a face-centered cubic crystal structure spinel phase and a perovskite phase. Meanwhile, the invention further discloses a preparation method of the high-entropy ceramic powder material. The high-entropy ceramic powder material has the characteristics of two-phase coexistence, high purity, small particles (100-400 nm) and uniform element distribution, and has excellent solar absorptivity (gt; 0.87), an infrared emissivity (gt; and the material can be used as an infrared radiation material and a solar energy absorption material to be widely applied to the field of high-temperature heat radiation, including aerospace, industrial kilns, power station boilers and the like.
本发明涉及一种尖晶石‑钙钛矿双相高熵陶瓷粉体材料，该双相高熵陶瓷粉体材料的化学式为AMnxOy，其中A位为Cu、Ni、Co、Zn、Mg中的三种过渡金属元素和La、Pr、Nd中的一种稀土元素，且各元素为等摩尔比，10.87），红外发射率（>0.90）以及高温热稳定性（1600℃），可作为红外辐射材料和太阳能吸收材料广泛用于高温热辐射领域，包括航空航天、工业窑炉、电站锅炉等方面。
Spinel-perovskite double-phase high-entropy ceramic powder material and preparation method thereof
一种尖晶石-钙钛矿双相高熵陶瓷粉体材料及其制备方法
GAO XIANGHU (Autor:in) / SUN GETING (Autor:in) / LIU BAOHUA (Autor:in) / HE CHENGYU (Autor:in) / LU ZHONGWEI (Autor:in)
19.04.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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