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Data · dataset · 2025

Magnetic NaA zeolites synthesized from dual solid wastes enables selective efficient recovery of Rare Earth ions from neodymium iron boron electroplating wastewater

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Description

使用 Cu 靶材,扫描速度为 8 °/min,角度范围为 5-60°,通过 X 射线衍射(XRD,Miniflex600X,日本)分析样品的物相组成。通过扫描电子显微镜(SEM,Zeiss Sigma500,德国)观察样品的微观结构,观察前喷金。通过傅里叶变换红外光谱 (FT-IR, Shimadzu-IRTracer100, Japan) 分析样品的化学键振动,波数范围为 400~4000 cm-1,分辨率为 2 cm−1。在室温下,用振动样品磁力计(VSM,Lake Shore 8600 VSM,美国)测量样品的磁滞回线,磁场范围为 2 T.比表面积和孔结构分析:样品的 N2 吸附-脱附曲线通过物理吸附仪(Micromeritics-ASAP2460,美国)测试。样品前处理工艺为:在 250 °C 下真空脱气 8 h,测试温度为 77 K。最终样品的比表面积 (SBET) 通过 Brunauer-Emmett-Teller (BET) 方法计算。

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Provenance · 1 source records, 11 field assertions
SourceKeyLast seenRaw
ScienceDB10.57760/sciencedb.255808 d agoJSON v1
FieldAssertionExtractorEvidence
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