نتایج جستجو برای: atr spectroscopy

تعداد نتایج: 176150  

Journal: :Journal of the American Chemical Society 2004
Yongseok Jun X-Y Zhu

We demonstrate that ATR-FTIR spectroscopy can be used to record high-quality vibrational spectra of molecules at buried interfaces in metal-molecule-silicon and metal-molecule-metal junctions. This provides quantitative information on the structure and conformation of molecules at buried interfaces, an issue of critical importance to molecular electronics. In the model systems of Au on octadecy...

2001
JING ZHANG NICHOLAS A. PEPPAS

The molecular interactions between the component networks in poly(methacrylic acid)/poly(N-isopropyl acrylamide) (PMAA/PNIPAAm) interpenetrating polymer networks (IPNs) were investigated using attenuated total reflectance (ATR)Fourier transform IR (FTIR) spectroscopy. Hydrogen-bond formation was noted between the carboxyl groups of PMAA and the amide groups of PNIPAAm. The ATR-FTIR results show...

Journal: :Journal of Automated Methods & Management in Chemistry 2006
R. Nagarajan A. Gupta R. Mehrotra M. M. Bajaj

Mid-infrared (MIR) spectroscopy in attenuated total reflectance (ATR) mode was used for quantifying ethanol, sucrose, and tartaric acid in alcoholic beverages. One hundred synthetic samples were prepared with different ethanol, sucrose, and tartaric acid concentrations. Experiments were carried out on Bio-Rad 175 C FTS using an ATR accessory. Spectra were recorded in the wavelength region 600-4...

Meat, as an important source of protein, is one of the main parts of many people’s diet. Due toeconomic interests and thereupon adulteration, there are special concerns on its accurate labeling.In this study Fourier transform infrared (ATR-FTIR) spectroscopy combined with chemometrictechniques (principal component analysis (PCA), artificial neural networks (ANNs), and partial<...

Journal: :Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Food Science and Technology 2015

Journal: :Biomedical spectroscopy and imaging 2021

In pandemic times, like the one we are witnessing for COVID-19, discussion about new efficient and rapid techniques diagnosis of diseases is more evident. this mini-review, present to virological scientific community potential attenuated total reflection Fourier-transform infrared (ATR-FTIR) spectroscopy as a technique. Herein, explain operation technique, well its advantages over standard meth...

Journal: :Physical chemistry chemical physics : PCCP 2017
Faiz Ullah Shah Oleg I Gnezdilov Andrei Filippov

This study was focused on the investigation of ion dynamics in halogen-free, hydrophobic, and hydrolytically stable phosphonium bis(salicylato)borate [P4,4,4,8][BScB] ionic liquid electrolytes for lithium-ion batteries. The structure and purity of the synthesized ionic liquid and lithium bis(salicylato)borate Li[BScB] salt were characterized using 1H, 13C, 31P, and 11B NMR spectroscopy. The Li[...

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