2017年4月24日 · Based on X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and scanning electron microscope (SEM) analyses, we deduce that the use of HRW in …

Geopolymer mortars showed higher resistance to the HCl and magnesium sulfate compared to cement mortar. XRD and EDX analyses showed enhanced formations of Si-O-Si and C-A-S-H …

2024年12月2日 · The current study aimed to examine the effects of minimal doses of NT particles on white Portland cement via XRD coupled with Rietveld and VESTA software to analyze the …

2010年4月1日 · This paper reports the first application of XRD-CT to cementitious materials combined with X-μCT. The aims of the present study were to assess the feasibility of scanning …

2024年7月24日 · X-ray diffraction (XRD): To identify the crystalline phases present in the TiO 2-doped OPC mortar, a Rigaku Ultima IV diffractometer operating at 40 kV and 30 mA with Cu …

As a result of the dry density and compressive strength results, it was determined that the mixture containing 25% waste PET is considered as a lightweight mortar and suitable for structural...

2023年2月15日 · XRD ex-situ requires many samples to obtain an evolution curve, with several steps involving stopping the hydration reaction and using the TGA technique, but it delivers …

X-ray powder diffraction (XRD) has been used for several decades to identify and measure the mass fractions of various crystalline phases in portland cement. More recently, a combination …

Results showed that the cement-free mortar samples with fly ash had the more superior long-term mechanical properties (i.e. flexural and compressive strengths and volumetric compaction via...

2022年8月1日 · Aiming to reduce the environmental impact of ordinary Portland cement (OPC) production and to improve specific concrete properties, several types of supplementary …