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contrast microscopy

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030089
EISBN: 978-1-62708-349-2
... the paint layer (10× objective). (b) A fluorescent penetration dye (Magnaflux Zyglo) was applied on the surface of the specimen to enhance the contrast of the microcracks. Epi-fluorescence, 390–440 nm excitation, 10× objective Abstract The analysis of composite materials using optical microscopy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030115
EISBN: 978-1-62708-349-2
... by microscopy techniques are also covered. In addition, examples of composite ultrathin sections that are analyzed using transmitted-light microscopy contrast methods are shown throughout. References References 1. Hayes B.S. and Gammon L.M. , Microscopy , Composites , Vol 21 , ASM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460121
EISBN: 978-1-62708-285-3
... coatings. The techniques covered are optical microscopy, X-Ray diffraction, scanning electron microscopy, focused ion beam machining, electron probe microanalysis, transmission electron microscopy, and electron backscattered diffraction. The techniques also include electron channeling contrast imaging, X...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850267
EISBN: 978-1-62708-260-0
... illumination techniques is imperative with materials exhibiting low contrast or with optically anisotropic materials, especially those that are difficult to etch. Light microscopy has numerous applications. The most important application is the determination of the structural phases present...
Series: ASM Technical Books
Publisher: ASM International
Published: 23 January 2020
DOI: 10.31399/asm.tb.stemsem.t56000001
EISBN: 978-1-62708-292-1
... Abstract This chapter discusses the principles of scanning transmission electron microscopy (STEM) as implemented using conventional scanning electron microscopes (SEMs). It describes the pros and cons of low-energy imaging and diffraction, addresses basic hardware requirements, and provides...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110461
EISBN: 978-1-62708-247-1
... analysis image contrast imaging modes off-axis electron holography sample preparation semiconductor transmission electron microscopy Introduction The ultimate goal of the failure analysis process is to find physical evidence that can identify the root cause of the failure. The aggressive...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030023
EISBN: 978-1-62708-349-2
...Contrast dyes for addition to epoxy mounting resins<xref ref-type="table-fn" rid="t53030023-t1-tn1">[1]</xref> Table 2.1 Contrast dyes for addition to epoxy mounting resins [1] Rhodamine B: Basic Violet 10; dye/laser dye Rhodamine G6: Basic Red 1; dye/laser dye Coumarin 35: 7...
Image
Published: 01 March 2012
Fig. 16.10 Coherent transition precipitates revealed by strain contrast (dark field) in transmission electron microscopy. The specimen is a Cu-3.1Co alloy aged 24 h at 650 °C (1200 °F). The precipitate is a metastable face-centered cubic (fcc) phase of virtually pure cobalt in the fcc matrix More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030211
EISBN: 978-1-62708-349-2
... Fig. 12.7 An area in Fig. 12.5 viewed using reflected-light phase contrast with the same magnification as Fig. 12.6 . Notice the shading on the outer edges of the micrograph due to this contrast technique. Fig. 12.8 Transmitted-light microscopy of the natural fiber composite ultrathin...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030177
EISBN: 978-1-62708-349-2
.... As a result, the phase separation of the rubber may be incomplete, which can lead to ambient- and elevated-temperature property degradation. In the following figures, ultrathin sections were developed from the composite materials to use transmitted-light optical microscopy contrast techniques to determine...
Series: ASM Technical Books
Publisher: ASM International
Published: 23 January 2020
DOI: 10.31399/asm.tb.stemsem.9781627082921
EISBN: 978-1-62708-292-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.9781627083492
EISBN: 978-1-62708-349-2
Image
Published: 01 November 2010
Fig. 12.8 Transmitted-light microscopy of the natural fiber composite ultrathin section. Phase contrast, 40× objective More
Image
Published: 01 November 2010
Fig. 12.9 Transmitted-light microscopy of the natural fiber composite ultrathin section. Hoffman modulation contrast, 40× objective More
Image
Published: 01 December 2016
Fig. 2.4 Microstructure of the AlCr15 alloy, precipitates of θ Cr phase. (a) Bright-field (BF) illumination. (b) Differential interference contrast (DIC) illumination. Light microscopy (LM), etch. 1HF(1). Source: Ref 12 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030001
EISBN: 978-1-62708-349-2
... form (Fig. 1.8). Also, because the Fig. 1.8 Residual curing agent particles in a thermoset-matrix glass fiber composite. Reflected-light phase contrast, 40× objective 10 / Optical Microscopy of Fiber-Reinforced Composites resin is not preimpregnated, many conventional toughness modifiers...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720161
EISBN: 978-1-62708-305-8
... Abstract This chapter describes the methods and equipment applicable to metallographic studies and discusses the preparation of specimens for examination by light optical microscopy. Five major operations for preparation of metallographic specimens are discussed: sectioning, mounting, grinding...
Series: ASM Technical Books
Publisher: ASM International
Published: 23 January 2020
DOI: 10.31399/asm.tb.stemsem.t56000020
EISBN: 978-1-62708-292-1
..., carbon nanotubes, zeolite sheets, and monolayer graphene. It also describes emerging techniques, including four-dimensional STEM, thermal diffuse scattering, energy filtering, aberration correction, and atomic resolution imaging. diffraction imaging scanning electron microscopy (SEM) scanning...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030223
EISBN: 978-1-62708-349-2
...) Transmitted light, Hoffman modulation contrast. (D) Reflected light, bright-field illumination Fig. 13.2 Ultrathin section of an area of a honeycomb sandwich composite structure showing the effects of core movement during manufacturing and the resulting deformation and separation of the prepreg...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.omfrc.t53030193
EISBN: 978-1-62708-349-2
...× objective Fig. 11.11 Micrograph of crack propagation through a dispersed-phase, rubber-toughened thermoset-matrix composite after impact. Transmitted-light phase contrast, 40× objective Fig. 11.12 Fracture morphology in a particle interlayer-toughened thermoset-matrix composite...