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cathode holders

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110413
EISBN: 978-1-62708-247-1
.... Figure 29 Design for a “STEM-in-SEM” sample holder. The overall height is 2.5 cm. Figure 30 Optical photo of the STEM-in-SEM sample holder mounted to the SEM stage. The pole piece of the objective lens is visible above the sample holder. Figure 31 Monte-Carlo simulation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910427
EISBN: 978-1-62708-250-1
... at the anode and cathode in an electrochemical cell. The current is equivalent to the reaction rate in an operating corrosion cell. The greater the current, the greater the corrosion rate; that is, the polarization of an operating corrosion cell is due to activation polarization, concentration polarization...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290023
EISBN: 978-1-62708-306-5
... holder and the other terminal to a ground clamp ( Fig. 2.2 ). To start welding, an arc is struck by briefly touching the workpiece with the tip of the electrode. The welder guides the electrode by hand and controls its position, direction, travel speed, and arc length (the distance between the end...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
...–0.03) ... 0.76–1.0 (0.03–0.04) 0.25–1.5 (0.01–0.06) General coding system for mechanical tool holders Table 13.16 General coding system for mechanical tool holders Company identification Shape of insert Lead angle Rake angle Cut type (c) (a) T = triangle B (b) R...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900071
EISBN: 978-1-62708-350-8
..., ignited gas will be accelerated toward the cathode from the anode. Once the molecular collision begins to occur due to the gas ionization, energy (heat) will be generated at the work surface. When the process voltage is increased, then an appropriate increase will occur in the current density. The gas...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030247
EISBN: 978-1-62708-282-2
... to corrosion as encountered in applications involving oil and gas exploration and production. This is followed by a section reviewing the methods of corrosion control, namely the proper selection of materials, protective coatings, cathodic protection systems, use of inhibitors, use of nonmetallic materials...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400149
EISBN: 978-1-62708-258-7
... axis (energy) has a full scale of 10.240 electron volts (eV). This EDS spectrum was photographed from the cathode ray tube of the EDS unit. Fig. 6.24 An electron probe microanalyzer Fig. 6.25 Backscattered electron micrograph (upper left) and WDS x-ray maps of the elements contained...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430107
EISBN: 978-1-62708-253-2
... the sample should be in powder or polycrystalline form. The sample should consist of finely ground powder particles with tens of thousands of randomly oriented crystals or grains less than 10 μm in size. The powder sample is pressed over a ground glass sample holder so as to have a smooth flat surface. X...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230361
EISBN: 978-1-62708-298-3
...-based process where the substrate and/or its fixture is an electrode (cathode) used to generate a dc or rf plasma in contact with the surface being coated [ Mattox 1998 ]. The plasma can be formed by ionization of an inert gas when an elemental or alloy material is being deposited. Using argon...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500133
EISBN: 978-1-62708-317-1
... cup drawing test, which is also suggested for determining the coefficient of friction ( Ref 7.11 ). The tool is connected to a hydraulic press equipped with load cells for measuring the punch force, F p , and the blank holder force, F BH , during the test. The sheet samples are heated in a furnace...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820203
EISBN: 978-1-62708-339-3
... of the existing equipment. Coupons often are used to monitor inhibitor programs in, for example, water treatment or refinery overhead streams. With retractable coupon holders, the coupons can be extracted from the process without having to shut down in order to determine the corrosion rate. Some forms...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720233
EISBN: 978-1-62708-305-8
... tubes: The cathode structure in a conventional x-ray tube incorporates a filament and a focusing cup, which surrounds the filament. The focusing cup, usually made of pure iron or pure nickel, functions as an electrostatic lens whose purpose is to direct the electron beam toward the anode...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.9781627082587
EISBN: 978-1-62708-258-7
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550141
EISBN: 978-1-62708-307-2
... Welds Seam Welds Welding Arc-Welded Joints 3.13 Joining Methods Corrosion-Protection Considerations 3.17 Protective Coating Systems Inorganic Surface Treatments Cathodic Corrosion of Aluminum Effects of Minor Constituents on Compatibility of Aluminum with Magnesium Cathodic...
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
.... Besides SiC paper, a number of other options are available to circumvent their use. One option, used chiefly with semiautomatic and automatic systems, is to grind a number of specimens placed in a holder simultaneously using a conventional grinding stone generally made of coarse grit alumina. This step...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400169
EISBN: 978-1-62708-258-7
... to an appropriate size, it is usually mounted (encapsulated) in a polymeric material or in a metal clamp. Some specimens because of their large size are not mounted. Also, all automatic grinding and polishing machines have holders that do not require mounted samples. However, for best results in hand polishing...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240469
EISBN: 978-1-62708-251-8
... is deposited on a starting sheet of pure copper at the cathode. Oxygen-free high-conductivity copper is finally produced by depositing the cathodes under a reducing atmosphere that prevents oxidation. Fig. 25.1 Processing steps in cooper refining Fig. 25.2 Electrolytic refining of copper...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.9781627082600
EISBN: 978-1-62708-260-0
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870219
EISBN: 978-1-62708-299-0
... potential (or open-circuit solution or rest potential) of aluminum alloys in aqueous solution of sodium chloride with enough hydrogen peroxide added to provide ample supply of cathodic reactant. See Chapter 2 for listings of corrosion potentials G 100 Test Method for Conducting Cyclic Galvanostaircase...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
... temperatures. In addition, after dissolution of the zinc metal, zinc hydroxide can precipitate at the cathodic areas of the exposed steel, forming a secondary barrier layer. Zinc corrodes at a slower rate than the steel substrate, although the corrosion rate of zinc varies depending on the atmosphere to which...