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The vibrating microtome operates by cutting using a vibrating blade, allowing the resultant cut to be made with less pressure than would be required for a stationary blade. The vibrating microtome is usually used for difficult biological samples. [18] The cut thickness is usually around 30–500 μm for live tissue and 10–500 μm for fixed ...
A microscope with excellent resolution may not be able to image a structure, that is there is no visibility, if image contrast is poor. Image contrast depends upon the quality of the optics, coatings on the lenses, and reduction of flare and glare; but, it also requires proper specimen preparation and good etching techniques. So, obtaining good ...
Galling occurs initially with material transfer from individual grains on a microscopic scale, which become stuck or even diffusion welded to the adjacent surface. This transfer can be enhanced if one or both metals form a thin layer of hard oxides with high coefficients of friction, such as those found on aluminum or stainless steel. As the ...
A US Navy Seaman uses a needlegun to remove old paint and corrosion aboard USS Kitty Hawk. [1] A needlegun scaler, needle scaler, or needle-gun is a tool used to remove rust, mill scale, and old paint from metal surfaces. [2] The tool is used in metalwork applications as diverse as home repair, automotive repair, and shipboard preservation. [3 ...
[citation needed] In so-called "tri-ply" cookware, the central aluminum layer is paramagnetic, and the interior 18/10 layer may also, but the exterior layer at the base must be ferromagnetic to be compatible with induction cooktops. Stainless steel does not require seasoning to protect the surface from rust, but may be seasoned to provide a non ...
Microscope view of a polished cross section of a material attacked by intergranular corrosion. In materials science, intergranular corrosion (IGC), also known as intergranular attack (IGA), is a form of corrosion where the boundaries of crystallites of the material are more susceptible to corrosion than their insides. (Cf. transgranular corrosion.)
Chemical milling or industrial etching is the subtractive manufacturing process of using baths of temperature-regulated etching chemicals to remove material to create an object with the desired shape. [1] [2] Other names for chemical etching include photo etching, chemical etching, photo chemical etching and photochemical machining. It is ...
Then rubber policeman was also recorded in 1910 edition of J. C. Olsen's textbook of quantitative analysis that states "particles adhering to the glass must be removed by means of a so-called policeman, which is made by inserting the end of a rather thick large-sized glass stirring-rod into a short piece of rubber tubing. The rubber tube should ...