2023年4月15日 · Fourier Transform Infra-red Spectroscopy (FTIR) is a well-established analytical technique for qualitative analysis, with the mid-infra-red (IR) region (4000 cm −1 to 400 cm −1) …

2024年11月1日 · Fourier transform infrared spectra (FTIR) of the sample LiFe 11-x Cr x O 17 (x = 0.0, 0.1, 0.3, 0.5) have been recorded within the range of 400–4000 cm −1. The FTIR provides …

MIL-101 (Cr), as a chromium terephthalate metal organic framework (MOF), is synthesized hydrothermally and used for removal of diazinon from aqueous media. Different methods such …

According to reports, the FTIR spectra of CR dye has distinctive peaks at 3460 cm −1 , 1586 cm −1 , 1453 cm −1 , and 1376 cm −1 , respectively, which stand for the hydrogenbonded …

2023年11月15日 · MIL-101 (Cr) is one of the most stable MOFs with good thermal/chemical stability due to the strong Cr-O bonding, which is composed of trivalent Cr (III) clusters and …

2019年6月28日 · This paper reports on the use of two-dimensional correlation Fourier transformation Infrared 2D-COS-FTIR, Raman spectroscopies and X-ray diffraction to provide …

2021年2月9日 · The FTIR spectra represent a variety of Cr-bearing hydrous defects, along with defects associated with the pure Mg–Si–O–H system. It is proposed that all of the defects can …

FTIR and Raman spectroscopic analysis indicated that increasing doping of CrO3 changes the structural network by increasing the number of nonbridging oxygens (NBO) within the glassy …

2015年11月27日 · The reaction mechanisms of lignin with Cr (III) and Cr (VI) were investigated using Cr K -edge X-ray spectroscopy (XAS) and FTIR spectroscopy. The spectroscopic results …

This combi-nation of FTIR and XANES spectroscopy, a first for this type of study, reveals new details about how Cr substitutes into an-hydrous forsterite and how this changes with …