000 | 03895nam a22005535i 4500 | ||
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001 | 978-3-319-63384-8 | ||
003 | DE-He213 | ||
005 | 20220801213714.0 | ||
007 | cr nn 008mamaa | ||
008 | 170824s2018 sz | s |||| 0|eng d | ||
020 |
_a9783319633848 _9978-3-319-63384-8 |
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024 | 7 |
_a10.1007/978-3-319-63384-8 _2doi |
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050 | 4 | _aTA349-359 | |
072 | 7 |
_aTGMD _2bicssc |
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072 | 7 |
_aSCI096000 _2bisacsh |
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072 | 7 |
_aTGMD _2thema |
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082 | 0 | 4 |
_a620.105 _223 |
100 | 1 |
_aMartínez Pañeda, Emilio. _eauthor. _4aut _4http://id.loc.gov/vocabulary/relators/aut _933795 |
|
245 | 1 | 0 |
_aStrain Gradient Plasticity-Based Modeling of Damage and Fracture _h[electronic resource] / _cby Emilio Martínez Pañeda. |
250 | _a1st ed. 2018. | ||
264 | 1 |
_aCham : _bSpringer International Publishing : _bImprint: Springer, _c2018. |
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300 |
_aXVII, 159 p. 66 illus., 47 illus. in color. _bonline resource. |
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336 |
_atext _btxt _2rdacontent |
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337 |
_acomputer _bc _2rdamedia |
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338 |
_aonline resource _bcr _2rdacarrier |
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347 |
_atext file _bPDF _2rda |
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490 | 1 |
_aSpringer Theses, Recognizing Outstanding Ph.D. Research, _x2190-5061 |
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505 | 0 | _aPart.-Introduction -- Numerical framework -- Gradient plasticity formulations -- Numerical implementation -- Part ii -- Results -- Mechanism based crack tip characterization -- On fracture infinite strain gradient plasticity -- The role of energetic and dissipative length parameters -- Hydrogen diffusion towards the fracture process zone -- SGP-Based modelling of heac -- Conclusions.-Bibliography. | |
520 | _aThis book provides a comprehensive introduction to numerical modeling of size effects in metal plasticity. The main classes of strain gradient plasticity formulations are described and efficiently implemented in the context of the finite element method. A robust numerical framework is presented and employed to investigate the role of strain gradients on structural integrity assessment. The results obtained reveal the need of incorporating the influence on geometrically necessary dislocations in the modeling of various damage mechanisms. Large gradients of plastic strain increase dislocation density, promoting strain hardening and elevating crack tip stresses. This stress elevation is quantified under both infinitesimal and finite deformation theories, rationalizing the experimental observation of cleavage fracture in the presence of significant plastic flow. Gradient-enhanced modeling of crack growth resistance, hydrogen diffusion and environmentally assisted cracking highlighted the relevance of an appropriate characterization of the mechanical response at the small scales involved in crack tip deformation. Particularly promising predictions are attained in the field of hydrogen embrittlement. The research has been conducted at the Universities of Cambridge, Oviedo, Luxembourg, and the Technical University of Denmark, in a collaborative effort to understand, model and optimize the mechanical response of engineering materials. . | ||
650 | 0 |
_aMechanics, Applied. _93253 |
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650 | 0 |
_aSolids. _93750 |
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650 | 0 |
_aMetals. _911824 |
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650 | 0 |
_aMathematical physics. _911013 |
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650 | 1 | 4 |
_aSolid Mechanics. _931612 |
650 | 2 | 4 |
_aMetals and Alloys. _931871 |
650 | 2 | 4 |
_aTheoretical, Mathematical and Computational Physics. _931560 |
710 | 2 |
_aSpringerLink (Online service) _933796 |
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773 | 0 | _tSpringer Nature eBook | |
776 | 0 | 8 |
_iPrinted edition: _z9783319633831 |
776 | 0 | 8 |
_iPrinted edition: _z9783319633855 |
776 | 0 | 8 |
_iPrinted edition: _z9783319875415 |
830 | 0 |
_aSpringer Theses, Recognizing Outstanding Ph.D. Research, _x2190-5061 _933797 |
|
856 | 4 | 0 | _uhttps://doi.org/10.1007/978-3-319-63384-8 |
912 | _aZDB-2-ENG | ||
912 | _aZDB-2-SXE | ||
942 | _cEBK | ||
999 |
_c75500 _d75500 |