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pro vyhledávání: '"Edward Peter Arul"'
Publikováno v:
Langmuir. 32:5356-5364
Aspherical optical lenses with spatially varying curvature are desired for capturing high quality, aberration free images in numerous optical applications. Conventionally such lenses are prepared by multistep top-down processes which are expensive, t
Publikováno v:
International Journal of Solids and Structures. 48(20):2902-2908
We examine here sub-surface fracture of a thin metallic foil sandwiched between two elastomeric layers under impact. In particular we generate a vertical stack consisting of alternate layers of soft elastomers and thin aluminum foils and place it on
Autor:
Edward Peter Arul, Animangsu Ghatak
Publikováno v:
Journal of Materials Science. 46:832-838
Inspired by the complex hierarchical structures found in natural adhesives, we have embedded monolithic stack of several microchannels inside soft layers of silicon elastomers. These channels are rectangular in cross-section and their internal surfac
Autor:
Edward Peter Arul, Animangsu Ghatak
Publikováno v:
Langmuir. 25:611-617
The mechanism by which many creatures such as geckos can run at ease on a vertical wall and yet remain strongly adhered has been linked to hierarchically patterned microstructures: flexible pads, hairs, and subsurface fluidic vessels at their feet. D
Autor:
Edward Peter Arul, Animangsu Ghatak
Publikováno v:
Langmuir : the ACS journal of surfaces and colloids. 28(9)
While pressure sensitive adhesives in general consist of a layer of viscoelastic glue sandwiched between two adherents, we explore here the design of an adhesive embedded with microchannels which remain either open to atmosphere or pressurized to dif
Autor:
Edward Peter Arul, Animangsu Ghatak
Publikováno v:
Langmuir; Jan2009, Vol. 25 Issue 1, p611-617, 7p