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Negative thermal expansion materials: technological key for control of thermal expansion
Most materials expand upon heating. However, although rare, some materials contract upon heating. Such negative thermal expansion (NTE) materials have enormous industrial merit because they can control the thermal expansion of materials.
Koshi Takenaka
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Framework oxide materials are well-known for exhibiting not only negative thermal expansion (NTE), but also demonstrating thermal expansion that can be controlled using composition as a tuning parameter.
Erica T B Esteban +3 more
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Thermal expansion in YbGaGe [PDF]
7 pages, 3 figures, submitted to Solid State Communications 05/04 ...
Bobev, Svilen +3 more
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Experimental study on thermal expansion properties of GMZ bentonite
Laboratory tests are conducted on the compacted Gaomiaozi (GMZ) bentonite by using the DIL 806 thermal dilatometer. The influences of different factors on the thermal expansion properties of the bentonite are systematically analyzed.
CAO Sheng-fei 1, 2, LIU Yue-miao 1, 2, XIE Jing-li 1, 2, YAN An 1, 2, GAO Yu-feng 1, 2, TONG Qiang 1, 2
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Research progress in thermal expansion characteristics of TATB based polymer bonded explosives
Under complex temperature variations, the irreversible thermal expansion of 1,3,5-triamino-2,4,6-trinitrobenzene (TATB) based polymer bonded explosives (PBXs) results in decreased shape stability, directly impacting mechanical properties, safety ...
Cong-mei Lin +4 more
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The thermal expansion of solids [PDF]
From the theory of normal vibrations of a lattice, a practical means of obtaining the equation of state of an ionic solid is developed from which the thermal expansion can be derived. Using previous work by Kellermann, application is made to the case of sodium chloride and the results compared with experiment.
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Mechanisms and Materials for NTE
Negative thermal expansion (NTE) upon heating is an unusual property but is observed in many materials over varying ranges of temperature. A brief review of mechanisms for NTE and prominent materials will be presented here.
J. Paul Attfield
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Numerical evaluation of expansion loops for pipe subjected to thermal displacements
The thermal expansion can lead to the high stress on the pipe. The problem can be overcome using expansion loops in a certain length depending on the material’s elastic modulus, diameter, the amount of expansion, and the pipe’s allowable stresses ...
Yudo Hartono +5 more
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Materials with zero thermal expansion (ZTE) or precisely tailored thermal expansion are in urgent demand of modern industries. However, the overwhelming majority of materials show positive thermal expansion.
Fei-Ran Shen +15 more
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The effect of carbon nanotube loading and aspect ratio on the thermal expansion properties of polymer nanocomposites was investigated in terms of the material properties, configuration, and phase geometry of each individual component.
Junjie Chen, Jiecheng Han, Deguang Xu
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