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alkali metals

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Published: 01 January 1986
Fig. 5 Ion-exchange chromatogram of radioactive alkali metals. The apparatus used included a polymeric cation exchange column and radiometric detection. Source: Ref 3 More
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Published: 01 December 1998
Fig. 3 Effect of alkali metal salt concentration on corrosion of steel at 35 °C (95 °F) More
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Published: 15 December 2019
Fig. 5 Isocratic separation of the ammonium ion, alkali metal cations, and alkaline earth cations with the IonPac (Thermo Fisher Scientific) CS12A column. Column dimensions: 4 mm ID by 250 mm; eluent: 18 mM methanesulfonic acid; flow rate: 1 mL/min; injection volume: 25 μL; temperature: 24 °C More
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Published: 01 January 1996
Fig. 3 Fracture mechanism maps for fcc, bcc, and hcp metals, alkali halides, refractory oxides, and covalently bound materials. Note that fcc metals do not exhibit brittle modes of failure, bcc and hcp metals exhibit a limited range of ductile behavior, and alkali halides, refractory oxides More
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006049
EISBN: 978-1-62708-172-6
... used, namely, inorganic and organic zinc-rich coatings. Common inorganic binders such as post-cured water-based alkali metal silicates, self-cured water-based alkali metal silicates, and self-cured solvent-based alkyl silicates, are reviewed. The article also compares inorganic and organic zinc-rich...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003693
EISBN: 978-1-62708-182-5
... by the Society for Protective Coatings are also discussed. These include postcured water-based alkali metal silicates, self-cured water-based alkali metal silicates, and self-cured solvent-based alkyl silicates. The article concludes with information on comparisons of inorganic with organic zinc-rich coatings...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004156
EISBN: 978-1-62708-184-9
... Abstract The presence of certain impurities in coal and oil is responsible for the majority of fireside corrosion experienced in utility boilers. In coal, the primary impurities are sulfur, alkali metals, and chlorine. The most detrimental impurities in fuel oil are vanadium, sodium, sulfur...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003610
EISBN: 978-1-62708-182-5
... sinks operate on the corrosion burden, particularly if the liquid metal is not static but is circulated in a heat-transfer system either by pumping or by thermal convection. Safety Considerations The extensive work with the alkali and liquid metals has shown that such materials can be safely...
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Published: 01 January 1986
Fig. 5 Single-column (nonsuppressed) ion chromatograms obtained using a conductivity detector. (a) Common anions. (b) Alkali metals. (c) Some transition metals More
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003826
EISBN: 978-1-62708-183-2
... of hafnium in specific media, namely, water, steam, hydrochloric acid, nitric acid, sulfuric acid, alkalis, organics, molten metals, and gases. Forms of corrosion, namely, galvanic corrosion, crevice corrosion, and pitting corrosion are included. The article explains the corrosion of hafnium alloys...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001225
EISBN: 978-1-62708-170-2
... are cleaned during plasma coating, or whenever these tough coatings are not wanted. The stripping reaction usually involves both the metallic and carbide portions of the coating. Soluble alkali salts are formed by the metallic constituent, while the carbide portion is oxidized to from carbon dioxide...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004172
EISBN: 978-1-62708-184-9
... focuses on the key factors contributing to corrosion of electronic components, namely, chemicals (salts containing halides, sulfides, acids, and alkalis), temperature, air (polluted air), moisture, contact between dissimilar metals in a wet condition, applied potential differences, and stress...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005457
EISBN: 978-1-62708-196-2
... names. For example, the elements lithium, sodium, potassium, rubidium, cesium, and francium in group 1 are called alkali metals from the Arabic for “the ashes” (hydrogen, which is not normally a solid, is not included), and all the elements in group 2 are called alkaline earth metals. While not yet...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003821
EISBN: 978-1-62708-183-2
.... The corrosive media include: hydrochloric acid, sulfuric acid, phosphoric acid, hydrofluoric acid, hydrobromic acid, nitric acid, organic acids, salts, seawater, and alkalis. The modes of high-temperature corrosion include oxidation, carburization, metal dusting, sulfidation, nitridation, corrosion by halogens...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0006545
EISBN: 978-1-62708-183-2
... 18 instead. Another common practice is to identify groups of similar elements with collective names. For example, the elements lithium, sodium, potassium, rubidium, cesium, and francium in group 1 are called alkali metals from the Arabic for “the ashes” (hydrogen, which is not normally a solid...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003066
EISBN: 978-1-62708-200-6
... on their own, such as SiO 2 , B 2 O 3 , and GeO 2 . Modifiers include those oxides that are incapable of forming a glass by themselves but are frequently added in large amounts to alter, or modify, the properties of the glass, such as alkalies and alkaline earth oxides. Intermediate oxides are defined as those...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003083
EISBN: 978-1-62708-199-3
... includes a series of tables: the first gives the names and symbols of the elements in alphabetical order and the second lists the elements in order by atomic number and give the atomic weight for each. The periodic table of the elements also is included in the article. actinides alkali metals...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003816
EISBN: 978-1-62708-183-2
... Abstract This article discusses the identifying characteristics of the forms or mechanisms of corrosion that commonly attack copper metals, as well as the most effective means of combating each. It tabulates the corrosion ratings of wrought copper alloys in various corrosive media. The article...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003843
EISBN: 978-1-62708-183-2
... and other embedded metals, chlorides, carbonation, galvanic corrosion, chemical attack, alkali-aggregate reaction, abrasion, erosion, and cavitation as well as many other factors. The article addresses the durability of concrete by two approaches, namely, the prescriptive approach and the performance...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006078
EISBN: 978-1-62708-175-7
... process ( Ref 17 ). Initial experiments for the CSIR-Ti process were completed using a continuous stirred tank reactor ( Fig. 16 ). The reactor has the capacity to produce 400 to 500 g of titanium powder per experiment. The reactor was loaded with 3 to 4 kg of an alkali metal chloride salt. Because...