Hydrocracking of vacuum residue using NiWS(x) dispersed catalysts
2016年12月1日 · In this study, unsupported nickel-tungsten sulfide (NiWS (x)) particles, where x is the actual molar ratio of Ni/W (x = 0, 0.005, 0.01, 0.02), were prepared, characterized with …
Synthesis and Characterization of NiMoS/TiMg and NiWS/TiMg ...
Then, after an ex-situ sulfidation process, they were characterized by high resolution transmission electron microscopy (HR-TEM), X-ray diffraction (XRD), and physisorption of N 2 following the …
非负载NiMoS和NiWS催化剂组成对其结构、形貌和加氢脱氮性能 …
2024年12月15日 · 本工作通过Ni-LDH前体制备了一系列非负载NiMoS和NiWS催化剂，通过XRD、N2吸附-脱附、SEM、TPS等表征研究了催化剂的结构、形貌和硫化性质，并且以喹啉作为模 …
Synthesis and Characterization of NiWS2/MWCNT Nanohybrids
2025年1月20日 · The X-ray diffraction (XRD) pattern of the three carbon nanomaterials: MWCNT -r, MWCNT -p, MWCNT -f and the three nanohybrids; WS 2 /MWCNT -f, WNi (0.3) /MWCNT -f …
Synthesis, Characterization, and Hydrotreating Activity of NiW ...
2020年9月9日 · The XRD pattern of NiWS/Al 2 O 3 (Figure S8, Supporting Information) shows strong reflections assigned to WS 2, indicating poorly dispersed WS 2 crystallites. This is …
XRD peaks for NiO and Ni [33] | Download Table - ResearchGate
Hydrogen reduction of porous bulk NiO particles has been studied with in situ hot-stage X-ray diffraction (XRD) in the temperature range 175–300 °C. This technique has the ability to …
XRD patterns for NiWS/TiMg catalysts - ResearchGate
Download scientific diagram | XRD patterns for NiWS/TiMg catalysts from publication: Synthesis and Characterization of NiMoS/TiMg and NiWS/TiMg Nanocatalysts and Their Application in …
NiWS/SAPO-11 催化剂上正十六烷的深度加氢异构化：载体的尺寸 …
采用XRD、SEM、N 2吸附-脱附、Py-IR、HRTEM等手段分析了载体晶粒尺寸和粒径对催化剂理化性质、活性相性质和催化性能的影响。 通过反应评价和异构产物分析，确定了载体尺寸变化 …
NiWS (x)分散催化剂减压渣油加氢裂化,Fuel - X-MOL
摘要 本研究制备了无负载的硫化镍钨 (NiWS ( x )) 颗粒，其中 x 为 Ni/W 的实际摩尔比 ( x = 0, 0.005, 0.01, 0.02)，并用 XRD、XPS、 TEM 和 EDX 元素映射，并用作将超重油升级为优质液 …
TiO2-Al2O3载体表面性质对相应NiWS负载催化剂活性相结构和加 …
采用XRD、FTIR、SEM-Mapping和N 2物理吸附-脱附技术对载体的Ti-Al复合结果进行了表征，并通过XRD、H 2测定了NiW负载催化剂的性能-TPR、HRTEM 和 XPS。 结果表明，TiO 2 -Al 2 …
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