2020年3月1日 · A surface analysis was performed on an aluminum chromium nitride (AlCrN) coating formed on a tungsten carbide (WC) substrate subjected to short-term (in minutes) oxidation at an elevated temperature (900 °C) using focused ion beam (FIB), X-ray photoelectron spectroscopy (XPS), grazing incidence X-ray diffraction (GI-XRD), and laser-induced ...

2022年3月15日 · The X-ray diffraction (XRD, PANalytical, X'pert PRO, Cu Kα radiation, λ = 0.154 nm, United States) was used to characterize the phase structure of the coatings. The hardness and elastic modulus of the coatings on cemented carbide substrates were measured by nanoindentation (Hysitron, TI950 TriboIndenter, United States).

2023年7月10日 · Three types of nanocoatings—TiAlSiN monolayer, AlCrN monolayer, and TiAlSiN/AlCrN multilayer—were prepared, and the microstructure, mechanical properties, oxidation resistance, diffusion properties with titanium alloy, and cutting performance of the coatings were investigated utilizing SEM, TEM, XRD, TGA, GD-OES, nanoindentation, and ...

2022年2月20日 · In this study, AlCrN/Cu coatings were deposited by a hybrid PVD technique combining arc evaporation from an Al 60 Cr 40 target and magnetron sputtering from a Cu target in a mixed Ar and N 2 atmosphere. The microstructure, oxidation behavior, and tribological properties of the coatings were investigated.

xrd和互补差示扫描量热法和热重分析测量与传统的异位 x 射线衍射相结合。 结果表明：微观结构从柱状变为细粒纳米复合材料，CrN 分解为 Cr2N 的速率降低，起始温度也从约 1000 ℃ 转变为高于约 1100 ℃，并且随着Si含量的增加，晶格缺陷和微应变增加，导致压缩 ...

2021年10月13日 · 采用不同后处理方法(如离子刻蚀、湿喷砂、干喷砂和微粒子喷丸)对电弧镀 alcrn 涂层表面进行处理，利用xRd、sem、om、摩擦磨损以及切削试验分析不同后处理方式对涂层组织结构、表面形貌、表面粗糙度、摩擦磨损以及切削性能的影响。

2025年3月27日 · TiAlSiN and AlCrN coatings are two representative coatings with excellent properties in TiN-based and CrN-based coatings, respectively. ... and an incidence angle of 1° for grazing incidence XRD (GIXRD). The dwell time per step for conventional X-ray diffraction (XRD) was adjusted to 0.3 s. The coatings’ nanohardness (H) and elastic modulus ...

2020年8月15日 · The phase and chemical composition of the coatings, roughness, hardness, adhesion and thermal stability were analyzed by X-ray diffraction (XRD), scanning electron microscope (SEM), Energy-dispersive X-ray spectroscopy (EDX), micro-indenter, Rockwell, scratch tester and thermomechanical methods.

2022年11月15日 · In this study, four types of AlCrSiN/AlCrVN/AlCrNbN multilayer coatings, with different modulated thicknesses, were deposited to investigate their microstructure, mechanical, tribological, and oxidizing properties.

In this paper, five AlCrN coatings were prepared by the hybrid technology under bias voltages from −40 V to −200 V. XRD, SEM, TEM and nano-indenter etc. were used to study the microstructure...