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scanning electron microscope

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Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 683-691, October 7–11, 1996,
... variations of the plasma gas composition (Ar/O 2 , Ar/H 2 ), the plasma deposition reactor pressure. Characterizations techniques (e.g. X-ray diffraction, scanning electron microscope and transmission electron microscope) were applied to resultant SPS HA coatings which possessed good crystallinity and about...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 237-241, May 25–29, 1998,
... in situation of dry rolling-sliding contact versus cast iron was observed using a profilometer, an optical microscope, and a scanning electron microscope. It was found that the wear mechanism could be divided into two steps : the first one corresponds to an abrasive wear; it results from the difference...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 729-734, May 25–29, 1998,
... of the work is devoted to the study of the effect of substrate nature and temperature on splat cooling, solidification and crystalline structure. They were investigated by means of a heat transfer model in the splat and the substrate, and the observation of splats by a scanning electron microscope...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 290-297, May 24–28, 2021,
... performed using a modified ultrasonic tester. X-ray diffraction was used to examine the phase transformation before and after cavitation tests. Also, the eroded surfaces of specimens were investigated by optical microscope (OM), scanning electron microscope (SEM), and 3D optical profilometer. The cavitation...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 593-597, May 25–29, 1998,
.... In this study, a new method for the characterization of coating microstructures by means of surface morphology is proposed. The distribution of shape and dimensions of splats were examined using quantitative analysis of scanning electron microscope images from the surface of the coatings. The results indicate...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 18-22, May 24–28, 2021,
... up to 200h at 1100°C and finally thermal cyclic fatigue (TCF) lifetime testing at 1100°C. Microstructural coating evaluation was performed by scanning electronic microscope (SEM), in the as-produced and post high-temperature tested states. This was done to analyze the self-healing phenomena and its...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 173-180, May 8–11, 2000,
... Abstract To determine the effect of bond coat oxidation on the coating life, thermal shock testing were performed, using three different thermal cycles. The failure mode and crack paths were investigated in scanning electron microscope. A finite element model was developed to simulate...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 537-542, May 8–11, 2000,
... produced by HVOF compared to conventional wear resistant coatings. The investigations contain the analysis of the microstructure by optical and scanning electron microscope (SEM) and the measurement of the microhardness of the deposited coatings. Special attention is drawn to the interface between the hard...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 1095-1104, May 8–11, 2000,
... in sliding wear tests following the "block-on-ring" procedures described in ASTM G77 standard. Wear results are interpreted in terms of coating residual stresses and in terms of X-ray diffraction and Scanning Electron Microscope (SEM) analysis. porosity sliding wear thermal spray coatings tungsten...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 161-166, September 15–18, 1997,
... mechanisms have been investigated using electrochemical monitoring techniques supported by precise post-test microscopical examination using light microscopy, scanning electron microscopy, atomic force microscopy and x-ray microanalysis. Results have shown the corrosion resistance of the coating material...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 63-68, May 25–29, 1998,
... post-test microscopical examination using light microscopy, scanning electron and atomic force microscopy and x-ray microanalysis. The study has demonstrated that there is a strong dependence on coating durability for all the coatings as a function of temperature but salinity has a lesser effect...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1133-1138, May 25–29, 1998,
... of the dense area with the scanning electron microscope showed that the coating had delaminated from the substrate and contained cracks and loose material within the coating, Fig 5. Given a longer implantation time the dense coating may have either dissolved or separated from the implant. 20 urn Figure 5...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 865-869, May 8–11, 2000,
... powder to structure. The spraying powders, which are used in the more than 20 vol The absence of MosSis is explained in vacuum spraying, indicate the grain form. the following scanning electron microscopic investigation of the spraying powder. Figure 1 infroduces the spraying powder milled by means...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 951-955, May 8–11, 2000,
... are achieved. (a) at 6-mm-diam. cathode (b) at 10-mm-diam. cathode The cross sections of coatings were observed with a scanning electron microscope (SEM). Figure 7 shows the cross sectional micrographs of the titanium nitride coatings in 50-shots operation at 10 kA. Dense and uniform titanium nitride coatings...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 419-425, September 15–18, 1997,
... programs and efficiencies by image analysis. Depending on the long computation time which adds to the cost of the diameter of the particles, either an optical development work necessary for process microscope or a scanning electron microscope were optimization [8]. used to obtain pictures of the resulting...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 935-942, September 15–18, 1997,
... ii) A circular disc some 60 mm in diameter and 3 mm of the powder particles and coatings were studied using an ISI thick was machined from plate stock. A diametral surface was SS60 scanning electron microscope at 20 kV. Cross-sections prepared for spraying. This sprayed surface was then used...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1543-1548, May 25–29, 1998,
... size of the metallic super-alloy are maintained and the alloy is between 20-60 urn were obtained by analyzing these powders using a scanning electron microscope (SEM) and a particle size analyzer (Fristch, Analysette 22, Germany). The ball- 1543 milled powders were subsequently spheroidized by plasma...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1607-1611, May 25–29, 1998,
... and a scanning electron microscope (Struers Acutom-5). They are then coated with hot epoxy CAMBRIDGE STEREOSCAN.120. This last is equipped resin. Finally, they are polished mechanically according to with a energy dispersion system ( Micas's window 200 nm) the range established to the basis by LAM PLAN for all...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 183-189, September 15–18, 1997,
.... Microstructural Analysis. A Joel 6400 Experimental Procedure scanning electron microscope (SEM) was used to make observations on the surface of the coatings to Coating Preparation . Cold rolled mild demonstrate the topography of the as-sprayed coating. steel Pyrene panels (1.0 mm thick) were finished to a X-ray...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 901-908, September 15–18, 1997,
.... Powder morphology was examined using the Scanning Electron Microscope (SEM) and is shown in Figures 2A through E. As shown in Figure 2A and 2B, the Diamalloy 2001 and 3001 particles are spheroidal and gas atomized. Diamalloy 3006 powder, Figure 2C, shows a fine chromium carbide/nickel chromium powder...