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infrared spectroscopy

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Published: 01 December 2019
Fig. 8 A Fourier transform infrared spectroscopy (FTIR) spectral comparison between the core and surface material of the bracket More
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Published: 15 May 2022
Fig. 3 Typical Fourier transform infrared spectroscopy spectrum illustrating the correlation between structure and absorption bands More
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Published: 15 May 2022
Fig. 4 Fourier transform infrared spectroscopy spectral comparison showing distinct differences between the results obtained on various plastic materials More
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Published: 15 May 2022
Fig. 15 Fourier transform infrared spectroscopy spectral comparison showing generally good agreement between the brittle lot and ductile lot materials. Both spectra contained absorbances that are associated with styrene and butadiene functionalities. More
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Published: 15 May 2022
Fig. 16 Fourier transform infrared spectroscopy spectral comparison illustrating a relatively lower level of absorption associated with butadiene functionality in the brittle lot material compared with the ductile lot material More
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Published: 15 May 2022
Fig. 27 Fourier transform infrared spectroscopy spectral comparison showing a subtle difference in absorption features between 750 and 400 cm −1 . The reference housing shows a higher relative level of absorptivity within this region. PC/ABS, polycarbonate/poly(acrylonitrile-butadiene-styrene) More
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Published: 15 May 2022
Fig. 36 Thermogravimetric analysis-Fourier transform infrared spectroscopy (TGA-FTIR) of polyvinyl chloride (PVC) More
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Published: 15 May 2022
Fig. 25 Normalized epoxy conversion using near-infrared spectroscopy at different heating rates as a function of sample temperature for an epoxy-anhydride system. Source: Ref 59 More
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006933
EISBN: 978-1-62708-395-9
... mechanical analysis energy-dispersive X-ray spectroscopy Fourier transform infrared spectroscopy plastics thermogravimetric analysis THE ULTIMATE OBJECTIVE of a failure analysis is to ascertain the mode and the cause of the failure, regardless of the material from which the part was fabricated...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001593
EISBN: 978-1-62708-234-1
... utilized included scanning electron microscopy, Fourier transform infrared spectroscopy, differential scanning calorimetry, thermomechanical analysis, and melt flow rate determination. It was the conclusion of the investigation that the part failed via brittle fracture, with evidence also indicating low...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c9001622
EISBN: 978-1-62708-222-8
... with the nonstained region. Some carbon and oxygen were detected in both areas, which may be suggestive of organic substances. Fourier transform infrared spectroscopy (FTIR) revealed traces of hydrocarbons and ether/alcohol materials in the stained area, suggesting that the stain was associated with a cellulose...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003525
EISBN: 978-1-62708-180-1
... Abstract This article reviews the analytical techniques most commonly used in plastic component failure analysis. These include the Fourier transform infrared spectroscopy, differential scanning calorimetry, thermogravimetric analysis, thermomechanical analysis, and dynamic mechanical analysis...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001767
EISBN: 978-1-62708-241-9
... using optical and scanning electron microscopy, Fourier transform infrared spectroscopy (FTIR), and thermogravimetric analysis (TGA). The exterior surfaces of all six brackets were alike and shared similar features, including witness marks, discoloration, mechanical deformation, and secondary cracking...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006931
EISBN: 978-1-62708-395-9
... the characterization of plastics by infrared and nuclear magnetic resonance spectroscopy, differential scanning calorimetry, differential thermal analysis, thermogravimetric analysis, thermomechanical analysis, and dynamic mechanical analysis. The article also discusses the use of X-ray diffraction for analyzing...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006945
EISBN: 978-1-62708-395-9
... uorinated ethylene propylene ame ionization detector failure modes and effects analysis exible PVC ber-reinforced polymer (or plastic) Fourier transform infrared spectroscopy glass reinforced epoxy resin glass ber glass ber reinforced polymer (or plastic) gel permeation chromatography high-density...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0006548
EISBN: 978-1-62708-180-1
... fiber reinforced polymer composite ft foot FTA fault-tree analysis FTIR Fourier transform infrared spectroscopy g gram G energy release rate; shear modulus GMAW gas metal arc welding GPa gigapascal GPC gel permeation chromatography GTAW gas tungsten arc weld h hour H Grossmann number hcp hexagonal close...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0090460
EISBN: 978-1-62708-234-1
... injection molded from a 30% glass-fiber and mineral-reinforced nylon 12 resin. Investigation, including visual inspection, 118x SEM images, 9x micrographs, energy-dispersive x-ray spectroscopy, micro-FTIR in the ATR mode, and TGA, supported the conclusion that the filter component failed as a result...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003534
EISBN: 978-1-62708-180-1
...: EDS, energy-dispersive spectroscopy; WDS, wavelength-dispersive spectroscopy; AES, Auger electron spectroscopy; XPS, x-ray photoelectron spectroscopy; TOF-SIMS, time-of-flight secondary ion mass spectrometry; FTIR, Fourier transform infrared (spectroscopy) Understanding the various analytical...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... a nonmetallic contaminant is analyzed using Fourier transform infrared (FTIR) spectroscopy, the sampling medium, such as a swab or wipe, should be of a known composition and not leave fibers or other foreign matter on the fracture surface. Inadequate sampling can ruin a sample and subsequent chemical analysis...