The Infrared Spectra of Polymers, Part I: Introduction
2021年7月1日 · Polymers are perhaps the most common type of sample analyzed by infrared spectroscopy. In this first of a series of columns, I will introduce the properties of polymers, …
The Infrared Spectra of Polymers III: Hydrocarbon Polymers
2021年11月1日 · This study uses Fourier transform infrared (FT-IR) spectroscopy to analyze how the globular protein ovalbumin's secondary structures transition under varying pH conditions in …
The Infrared Spectra of Polymers II: Polyethylene - Spectroscopy …
2021年9月1日 · In our second installment of the infrared (IR) spectra of polymers, we finish the discussion of the spectrum of polyethylene (PE) started last time. We explore how different PE …
Polymers are often stretched along an axis. IR absorption is sensitive to the orientation of the molecules. Different spectra are obtained depending on molecular bond orientation. FT-IR is …
Framework for data-driven polymer characterization from infrared spectra
2023年11月5日 · In the present study, we developed and evaluated a machine-learning framework for polymer identification from infrared spectra. The study case selected was the …
Infrared Spectroscopy in Analysis of Polymers and Rubbers
The infrared spectrum of a polymer or rubber is a profile of its absorption characteristics plotted against infrared wavenumber (or frequency). It is generated when infrared radiation interacts …
Fourier transform infrared spectroscopy of polymers
2005年1月1日 · This review covers the theory and application of Fourier transform infrared spectroscopy to the characterization of polymers. The basic theory, the sampling techniques …
Infrared Spectroscopy of Polymers - SpringerLink
The development of routine double beam spectrophotometers operating in the analytically most important medium IR (mIR) made this type of spectroscopy the most important one in …
Characterization of Polymer - SpringerLink
2013年1月1日 · For the chemical structure characterization of polymers, infrared spectroscopy (IR), Raman spectroscopy, ultraviolet–visible spectroscopy (UV–Vis), nuclear magnetic …
[PDF] Infrared Spectroscopy of Polymers | Semantic Scholar
Polarized and unpolarized far-infrared transmission spectra of poly(vinylidene fluoride) powders and films in the range 40–400 cm−1 are examined in terms of the α, β, and γ forms of this …