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![Typical finite element model of a sandwich column to be analyzed for uniform axial compression](thumbnails/s16.jpg) |
![Various](thumbnails/s17.jpg) |
![A test specimen typically prepared for loading under axial compression](thumbnails/s18.jpg) |
![Another view of typical sandwich column buckling and failure modes.](thumbnails/s19.jpg) |
![Axial load versus time for the dynamic response of the sandwich column to axial impact](thumbnails/s20.jpg) |
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Typical finite element model of a sandwich column to be analyzed for uniform axial compression |
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Various "global" buckling modes of an axially compressed sandwich "column" |
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A test specimen typically prepared for loading under axial compression |
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Another view of typical sandwich column buckling and failure modes. |
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Axial load versus time for the dynamic response of the sandwich column to axial impact |
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![High-speed images of the axially impacted sandwich column at four times after impact. Points A,B,C,D are indicated in the previous slide.](thumbnails/s21.jpg) |
![Axially compressed wide sandwich panel](thumbnails/s22.jpg) |
![Debonding of sandwich face sheet in axially compressed sandwich column](thumbnails/s23.jpg) |
![Finite element model of the sandwich column after local buckling of the debonded face sheet](thumbnails/s24.jpg) |
![Buckling and failure of axially compressed foam-core composite sandwich panels](thumbnails/s25.jpg) |
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High-speed images of the axially impacted sandwich column at four times after impact. Points A,B,C,D are indicated in the previous slide. |
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Axially compressed wide sandwich panel |
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Debonding of sandwich face sheet in axially compressed sandwich column |
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Finite element model of the sandwich column after local buckling of the debonded face sheet |
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Buckling and failure of axially compressed foam-core composite sandwich panels |
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![Buckled debond region on compressive side of sandwich beam in bending](thumbnails/s26.jpg) |
![Schematic of the cantilevered sandwich beam with a concentrated load at its free end](thumbnails/s27.jpg) |
![Sandwich beam after failure](thumbnails/s28.jpg) |
![Detail of the failed region](thumbnails/s29.jpg) |
![Load-deflection curves and depiction of failed region](thumbnails/s30.jpg) |
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Buckled debond region on compressive side of sandwich beam in bending |
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Schematic of the cantilevered sandwich beam with a concentrated load at its free end |
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Sandwich beam after failure |
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Detail of the failed region |
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Load-deflection curves and depiction of failed region |
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