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In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles
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| Zeitschriftentitel: | Advanced Functional Materials |
|---|---|
| Personen und Körperschaften: | , , |
| In: | Advanced Functional Materials, 20, 2010, 14, S. 2338-2346 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
|
| Schlagwörter: |
| author_facet |
Hutchens, Shelby B. Hall, Lee J. Greer, Julia R. Hutchens, Shelby B. Hall, Lee J. Greer, Julia R. |
|---|---|
| author |
Hutchens, Shelby B. Hall, Lee J. Greer, Julia R. |
| spellingShingle |
Hutchens, Shelby B. Hall, Lee J. Greer, Julia R. Advanced Functional Materials In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials |
| author_sort |
hutchens, shelby b. |
| spelling |
Hutchens, Shelby B. Hall, Lee J. Greer, Julia R. 1616-301X 1616-3028 Wiley Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials http://dx.doi.org/10.1002/adfm.201000305 <jats:title>Abstract</jats:title><jats:p>Uniaxial compression studies are performed on 50‐µm‐diameter bundles of nominally vertical, intertwined carbon nanotubes grown via chemical vapor deposition from a photolithographically defined catalyst. The inhomogeneous microstructure is examined, demonstrating density and tube orientation gradients, believed to play a role in the unique periodic buckling deformation mechanism. Through in situ uniaxial compression experiments it is discovered that the characteristic bottom‐to‐top sequential buckling proceeds by first nucleating on the bundle surface and subsequently propagating laterally through the bundle, gradually collapsing the entire structure. The effects of strain rate are explored, and storage and loss stiffnesses are analyzed in the context of energy dissipation.</jats:p> In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles Advanced Functional Materials |
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Wiley, 2010 |
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| title |
In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_unstemmed |
In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_full |
In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_fullStr |
In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_full_unstemmed |
In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_short |
In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_sort |
in situ mechanical testing reveals periodic buckle nucleation and propagation in carbon nanotube bundles |
| topic |
Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials |
| url |
http://dx.doi.org/10.1002/adfm.201000305 |
| publishDate |
2010 |
| physical |
2338-2346 |
| description |
<jats:title>Abstract</jats:title><jats:p>Uniaxial compression studies are performed on 50‐µm‐diameter bundles of nominally vertical, intertwined carbon nanotubes grown via chemical vapor deposition from a photolithographically defined catalyst. The inhomogeneous microstructure is examined, demonstrating density and tube orientation gradients, believed to play a role in the unique periodic buckling deformation mechanism. Through in situ uniaxial compression experiments it is discovered that the characteristic bottom‐to‐top sequential buckling proceeds by first nucleating on the bundle surface and subsequently propagating laterally through the bundle, gradually collapsing the entire structure. The effects of strain rate are explored, and storage and loss stiffnesses are analyzed in the context of energy dissipation.</jats:p> |
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| author | Hutchens, Shelby B., Hall, Lee J., Greer, Julia R. |
| author_facet | Hutchens, Shelby B., Hall, Lee J., Greer, Julia R., Hutchens, Shelby B., Hall, Lee J., Greer, Julia R. |
| author_sort | hutchens, shelby b. |
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| description | <jats:title>Abstract</jats:title><jats:p>Uniaxial compression studies are performed on 50‐µm‐diameter bundles of nominally vertical, intertwined carbon nanotubes grown via chemical vapor deposition from a photolithographically defined catalyst. The inhomogeneous microstructure is examined, demonstrating density and tube orientation gradients, believed to play a role in the unique periodic buckling deformation mechanism. Through in situ uniaxial compression experiments it is discovered that the characteristic bottom‐to‐top sequential buckling proceeds by first nucleating on the bundle surface and subsequently propagating laterally through the bundle, gradually collapsing the entire structure. The effects of strain rate are explored, and storage and loss stiffnesses are analyzed in the context of energy dissipation.</jats:p> |
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| imprint | Wiley, 2010 |
| imprint_str_mv | Wiley, 2010 |
| institution | DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-D161, DE-Gla1, DE-Zi4, DE-15, DE-Pl11, DE-Rs1, DE-105, DE-14 |
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| physical | 2338-2346 |
| publishDate | 2010 |
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| publisher | Wiley |
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| series | Advanced Functional Materials |
| source_id | 49 |
| spelling | Hutchens, Shelby B. Hall, Lee J. Greer, Julia R. 1616-301X 1616-3028 Wiley Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials http://dx.doi.org/10.1002/adfm.201000305 <jats:title>Abstract</jats:title><jats:p>Uniaxial compression studies are performed on 50‐µm‐diameter bundles of nominally vertical, intertwined carbon nanotubes grown via chemical vapor deposition from a photolithographically defined catalyst. The inhomogeneous microstructure is examined, demonstrating density and tube orientation gradients, believed to play a role in the unique periodic buckling deformation mechanism. Through in situ uniaxial compression experiments it is discovered that the characteristic bottom‐to‐top sequential buckling proceeds by first nucleating on the bundle surface and subsequently propagating laterally through the bundle, gradually collapsing the entire structure. The effects of strain rate are explored, and storage and loss stiffnesses are analyzed in the context of energy dissipation.</jats:p> In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles Advanced Functional Materials |
| spellingShingle | Hutchens, Shelby B., Hall, Lee J., Greer, Julia R., Advanced Functional Materials, In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles, Electrochemistry, Condensed Matter Physics, Biomaterials, Electronic, Optical and Magnetic Materials |
| title | In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_full | In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_fullStr | In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_full_unstemmed | In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_short | In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| title_sort | in situ mechanical testing reveals periodic buckle nucleation and propagation in carbon nanotube bundles |
| title_unstemmed | In situ Mechanical Testing Reveals Periodic Buckle Nucleation and Propagation in Carbon Nanotube Bundles |
| topic | Electrochemistry, Condensed Matter Physics, Biomaterials, Electronic, Optical and Magnetic Materials |
| url | http://dx.doi.org/10.1002/adfm.201000305 |