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crystalline ceramics

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Published: 01 January 1997
Fig. 4 Unit cells of several crystalline ceramics. (a) The unit cell of NaCl. Chloride ions assume an fcc array with one sodium ion (displaced by half a lattice parameter along a cube edge) for every chloride ion. Source: Ref 1 . (b) The CsCl structure. Chloride ions assume a simple cubic array More
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005675
EISBN: 978-1-62708-198-6
.... These include inert crystalline ceramics, porous ceramics, calcium phosphate ceramics, and bioactive glasses. The article discusses the compositions of ceramics and carbon-base implant materials, and examines their differences in processing and structure. It describes the chemical and microstructural basis...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003255
EISBN: 978-1-62708-176-4
... ceramics glasses polymers composites inorganic crystalline solids inorganic noncrystalline solids strengthening mechanisms work hardening solid-solution hardening particle hardening precipitation hardening grain size hardening deformation fatigue fracture resistance MANY DIFFERENT types...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001756
EISBN: 978-1-62708-178-8
...Abstract Abstract X-ray diffraction techniques are useful for characterizing crystalline materials, such as metals, intermetallics, ceramics, minerals, polymers, plastics, and other inorganic or organic compounds. This article discusses the theory of x-rays and how they are generated...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002460
EISBN: 978-1-62708-194-8
...Abstract Abstract This article focuses on the relationships among material properties and material structure. It summarizes the fundamental characteristics of metals, ceramics, and polymers. The article provides information on the crystal structure, the atomic coordination, and crystalline...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002459
EISBN: 978-1-62708-194-8
... of processing/structure/property relationships gushed forth. The new, high-resolution techniques were generally applicable to all types of materials. The crystalline material concepts useful in metals were tested on crystalline ceramics; the amorphous material concepts of plastics and glassy ceramics were...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003287
EISBN: 978-1-62708-176-4
... descriptions of creep and explains the testing and mechanism of creep in crystalline solids. It also presents information on the creep response of crystalline and amorphous solids. creep deformation polymers ceramics composites constant load constant true stress creep strain crystalline solids...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003372
EISBN: 978-1-62708-195-5
...Abstract Abstract This article focuses on the process methods and matrix chemistries of ceramic-matrix composites. These methods include pressure-assisted densification, chemical vapor infiltration, melt infiltration, polymer infiltration and pyrolysis, and sol-gel processing. The article...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003421
EISBN: 978-1-62708-195-5
..., the term “ceramic” encompasses crystalline ceramics, glass-ceramics, and amorphous materials, such as silica-based glasses. Some of the important processing techniques for CMCs are described, and the advantages and disadvantages of each technique are highlighted to provide a comprehensive understanding...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003049
EISBN: 978-1-62708-200-6
...), and glasses. (Glasses are a subset of ceramics. The difference between the two is that crystalline ceramics have a periodic crystal structure, whereas glasses possess a short-range order but no long-range periodic structure. Their structure is isotropic, with properties uniform in all directions.) A Brief...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006671
EISBN: 978-1-62708-213-6
... fine crystalline or amorphous phases. Sample preparation is usually difficult for ceramics, involving polishing to a very thin 3 mm (⅛ in.) disk and dimpling the center. Then, a sample is generally ion milled for an extended time to yield a small electron-transparent area that may be suitable for TEM...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003357
EISBN: 978-1-62708-195-5
... with the presence of amorphous or creep-enhancing second phases in the grain boundaries. Nevertheless, a variety of oxide and nonoxide polycrystalline-ceramic fibers exist today with sufficient crystallinity, purity, and performance capability to reinforce metal- and ceramic-matrix composites that can compete...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002481
EISBN: 978-1-62708-194-8
... of relative cost and production factors are also tabulated. The process groups include casting; deformation; powder processing; machining; noncutting; joining; ceramic, glass, and polymer processing; and composites manufacturing. carbon-matrix composites casting ceramic-matrix composites ceramics...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003256
EISBN: 978-1-62708-176-4
...Abstract Abstract This article reviews the general mechanical properties and test methods commonly used for ceramics and three categories of polymers, namely, fibers, plastics, and elastomers. The mechanical test methods for determining the tensile strength, yield strength, yield point...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002463
EISBN: 978-1-62708-194-8
...-range periodic crystal structure. Many ceramics can exist in both states, as for example silicon dioxide, which can be crystalline quartz or glassy, fused silica. Glass ceramics and vitrified bodies may be thought of as intermediate combinations of crystalline and glassy constituents (they are discussed...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003842
EISBN: 978-1-62708-183-2
...Abstract Abstract This article examines the high-temperature oxidation of silica-forming ceramics under constant temperature and cyclic conditions. The effects of water vapor, impurities, and molten salts are discussed. The article describes the oxidation and corrosion of silica-forming...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006650
EISBN: 978-1-62708-213-6
... with a description of the applications of NMR in glass science and ceramics. nuclear magnetic resonance spectroscopy nuclear spins Overview Introduction Nuclear magnetic resonance (NMR) spectroscopy is an analytical method based on interaction of a nuclear magnetic moment with an external magnetic...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003006
EISBN: 978-1-62708-200-6
... up the monomer, or crystalline versus noncrystalline structure. The article describes the various aspects of chemical structure that are important to an understanding of polymer properties and, thus, affect eventual end uses. It discusses different types of names assigned to polymers. The article...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003057
EISBN: 978-1-62708-200-6
... in the ceramic. Each of these can be considered at a number of different levels of detail. The identity of a crystalline phase, for example, can be easily determined in most cases by x-ray powder diffraction. Details of crystal perfection, lattice ordering, residual lattice strains, and so on require more...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002126
EISBN: 978-1-62708-188-7
...Abstract Abstract Ceramics are materials with the potential for a wide range of high-speed finishing operations and for high removal rate machining of difficult-to-machine materials. This article describes the production process, composition, properties, and applications of ceramic tool...