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atomic weight

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730159
EISBN: 978-1-62708-283-9
... Abstract This appendix contains a table listing the symbol, atomic number, atomic weight, melting temperature, density, atomic radius, and crystal structure of various elements. chemical elements atomic number atomic weight density atomic radius ...
Book Chapter

By Kenneth A. Walsh
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230001
EISBN: 978-1-62708-298-3
... Abstract Beryllium, despite its relatively simple atomic structure, possesses a wide range of useful engineering properties. It has the highest strength-to-weight ratio and modulus of elasticity among structural metals and is an important alloy addition in copper, nickel, and aluminum alloys...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000131
EISBN: 978-1-62708-313-3
... Abstract This appendix provides crystal structure and property data for alloying elements used in superalloys. alloying elements atomic radius atomic weight density interatomic distance lattice constant melting point Table B.1 Properties of common superalloy alloying...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110461
EISBN: 978-1-62708-247-1
... on diffraction and phase contrast images and offers the ability to delineate various amorphous layers based on the average atomic weight and density differences. In STEM mode, a converged probe is scanned over the sample and the image is formed by acquiring transmitted electrons, one pixel at a time...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230007
EISBN: 978-1-62708-298-3
... relationship between beryllium and aluminum. The combining ratio of beryllium was 4.7, so the trivalency implied its atomic weight of 14. This value was supported by the Dulong-Petit rule: (Eq 2.1) Atomic weight = 6.3 / Specific heat                          = 6.3 / [ 0.397...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.9781627082839
EISBN: 978-1-62708-283-9
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240041
EISBN: 978-1-62708-251-8
.... The mechanical and physical properties of the localized ordered solid solution are similar to those of the primary solid solution. Solid-solution strengthening is used for hardening many commercial metals, such as nickel-base superalloys, stainless steels, and brasses. Up to 35 atomic weight percent of zinc...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.9781627082822
EISBN: 978-1-62708-282-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480075
EISBN: 978-1-62708-318-8
... by the average concentration of outer, or valence, electrons for each atom. The β c values in weight percent for species A are converted to atomic percent using the formula: at   %   A = ( w% A ) ( atomic weight A ) / [ ( wt% A )    ( atomic weight A ) +    ( wt...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110434
EISBN: 978-1-62708-247-1
... products. The electron depth penetration can be calculated from the Kanaya-Okayama (K-O) formula [2] : R KO = 0.0276 * A * E o 1.67 / Z 0.89 * ρ where: R KO = electron range (in microns) A = atomic weight E o = incident electron beam energy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410001
EISBN: 978-1-62708-265-5
... of flight of the atoms based on their atomic weight differences, and assigned to locations in three-dimensional, high-magnification reconstructions of microstructures ( Ref 1.9 , 1.10 ) All of the above analytical techniques and instruments have been described very briefly, primarily to indicate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120005
EISBN: 978-1-62708-269-3
... to 1100 °F), dependent on composition. Titanium aluminide alloys show promise for applications at temperatures up to 760 °C (1400 °F). Table 2.1 Physical and mechanical properties of elemental titanium Property Description or value Atomic number 22 Atomic weight 47.90 Atomic...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410017
EISBN: 978-1-62708-265-5
..., is understood to represent weight percent, a convention that is followed in this text. Sometimes it is useful to determine compositions in atomic percent. Conversion from weight percent to atomic percent carbon in an Fe-C alloy is accomplished by the following equations: (Eq. 3.1) at . % C = C...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240303
EISBN: 978-1-62708-251-8
... Hall , 2000 • Van Vlack L.H. , Elements of Materials Science and Engineering , 4th ed. , Addison-Wesley Publishing , 1980 Mass properties include atomic weight and density. The atomic weight, or relative atomic mass, is the ratio of the average mass per atom of an element...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230093
EISBN: 978-1-62708-298-3
... an atomic number of four and a gram atomic weight of 9.013 g. This element lies in the first short period of the periodic table at the top of the group IIA column, known as the alkaline earths and including magnesium, calcium, strontium, barium, and radium. All these elements have an electronic ground state...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060013
EISBN: 978-1-62708-261-7
... were tangible with an atomic weight , and later developed the law of multiple proportions, which states that if two elements can form more than one compound together, then the ratios of the masses of the second element that combine with a fixed mass of the first element will be ratios of a small...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480051
EISBN: 978-1-62708-318-8
... less than ideal, is nearer 1.633 than, for example, the 1.568 value for the less ductile metal beryllium. Table 3.3 Physical properties of titanium (at room temperature unless otherwise noted) Atomic number 22 Atomic weight 47.90 g/mol Electronic structure, neutral state 1 s 2 , 2...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720139
EISBN: 978-1-62708-305-8
... , 1986 10.31399/asm.hb.v10.9781627081788 X-ray fluorescence is capable of the detection and quantification of elements with atomic number 5 or higher. Older energy dispersive units with beryllium window detectors are limited to atomic number 11 or higher. Typical uses are: Qualitative...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480031
EISBN: 978-1-62708-318-8
... are frequently shown in both weight and atomic percents, and temperatures are usually given on the Celsius and Fahrenheit scales. The common states of matter are solid, liquid, and gas. Metallurgists are concerned mainly with the liquid and solid states. However, gases...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910475
EISBN: 978-1-62708-250-1
...%. Detects all elements from lithium (atomic weight, 7) to uranium (atomic weight, 238) and, with specialized equipment, H, N, O, etc. in metals Requires expensive and specialized equipment. Accuracy ±5% of detected level C.5 Emission/mass spectrometry As C.3 and C.4, but the output is converted...