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SEM Services

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Capabilities include: 
Scanning Electron Microscopy (SEM)
Energy Dispersive X-ray Spectroscopy (EDS)
Wave-length Dispersive Spectroscopy (WDS)
Image Analysis
Click for larger image

CC Technologies' SEM coupled with EDS, WDS and Image Analysis provides a powerful combination of tools for failure analysis, solution of production problems and for studies of metals, ceramics, minerals, pharmaceuticals, and other materials. These coupled instruments permit simultaneous viewing of samples in the magnification range 5X to 100,000X, and the characterization of the chemical species contained in the field of interest including the low atomic number elements B, C, N, O and F.

The distribution of elements in a sample may be determined in two dimensions by X-Ray Dot Mapping. In this technique, regions containing high concentrations of the elements produce high intensity regions in the corresponding dot map. Up to 13 elements can be mapped simultaneously. Another technique for determining the distribution of elements in a sample is through Line Profile Analysis (LPA). This EDS or WDS method can simultaneously measure the distribution of up to 16 elements along a line in the sample. Such LPA's have, for example, been utilized in the study of high temperature interactions between materials and the environment, in the characterization of segregation in welds and castings and in solid state diffusion studies.

The image analysis capability permits the quantification of various microstructural features such as grain and particle size distributions, phase morphology, and the percentage of various phases that may be present in the microstructure.

Some typical applications of SEM/EDS/WDS include:
Fractography
Corrosion Studies
Particulate Characterization
Wear Studies
IC Inspection
General Failure Analysis
Pollution Problems
Food Product Characterization
Foreign Material Identification

Click images to enlarge
brittle
Brittle Intergranular Failure of a Nickel Base Superalloy 2000x
Aluminum
Aluminum Dendrites Formed in an Aluminum-Indium Alloy 3250x
zinc
Zinc Phosphate Coating 400x
Corrosion/Erosion
Corrosion/Erosion Structure in Cast Stainless Steel 2000x
iron oxide
Iron Oxide 2500x

precious metal
Precious metal crystals 200x

corrosive attack of pipe steel
Corrosive attack of pipe steel. Back scatter electron image 100x
brittle fracture
Brittle fracture in C-MN steel 500x
crystals
Crystals from casting operation 500x
AU crystals
Gold crystals 10,000x

suptter
Polished section of sputter coated deposit electrolytically etched 13,000x

diatom
Diatom fragments 8,000x
stress corrosion
Stress corrosion cracking in 304 stainless steel 2000x
hydrogen embrittled
Fracture of hydrogen embrittled steel 10,000x
hydrogen bubble
Hydrogen bubble on the fracture surface of pipe-line steel in the butt-weld region 120x

paint film
Paint film delamination 2000x

tensile fracture
Tensile fracture of tire cord wire
carbon particles
Carbon particles 50x
boride
Boride sputter-coated surface 4000x
 

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Industries Served

Corrosion & Materials Research

laboratories
Corrosion Testing

Failure Analysis

Metallurgy & Materials Science

SEM Services

TEM Services

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AC Techniques Electrochemical Testing

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Fatigue & Fracture Assessment

Coating Testing

Inhibitor Testing & Monitoring

Elastomer Selection & Testing

Non-Metallic Materials

H2S Corrosion Testing

Autoclave Testing

High Temperature Materials Evaluation

Multiphase Flow & Corrosion System

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CC Technologies
5777 Frantz Road
Dublin, Ohio 43017-1386
614-761-1214 • Fax 614-761-1633
Colleen.Stoker@dnv.com

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CC Technologies Canada, Ltd.
Bay 123, 2340 Pegasus Way NE
Calgary, AB Canada
T2E 8M5
403-250-9041 • Fax 403-250-9141
info.cctcanada@dnv.com