Dissipative Solitary Waves in Granular Crystals (2008)
Carretero-Gonzalez, R., Khatri, D., Porter, Mason A., Kevrekidis, P. G., Daraio, C.
We provide a quantitative characterization of dissipative effects in one-dimensional granular crystals. We use the propagation of highly nonlinear solitary waves as a diagnostic tool and develop...
Tunable frequency band-gap and pulse propagation in a strongly nonlinear diatomic chain (2008)
Herbold, E. B., Kim, J., Nesterenko, V. F., Wang, S., Daraio, C.
One-dimensional nonlinear phononic crystals have been assembled from periodic diatomic chains of stainless steel cylinders alternated with Polytetrafluoroethylene (PTFE) spheres. We report the...
Carbon nanotube-sharp tips and carbon nanotube-soldering irons (2008)
We report on the nano-electron beam assisted fabrication of atomically sharp iron-based tips and on the creation of a nano-soldering iron for nano-interconnects using Fe-filled multiwalled carbon...
Strain rate effects in the mechanical response of polymer anchored carbon nanotube foams (2008)
Misra, A., Greer, J. R., Daraio, C.
Super-compressible foam-like carbon nanotube films have been reported to exhibit highly nonlinear viscoelastic behaviour in compression similar to soft tissue. Their unique combination of light...
Entanglement and the Nonlinear Elastic Behavior of Forests of Coiled Carbon Nanotubes (2008)
Coluci, V. R., Fonseca, A. F., Galvão, D. S., Daraio, C.
Helical or coiled nanostructures have been objects of intense experimental and theoretical studies due to their special electronic and mechanical properties. Recently, it was experimentally reported...
Propagation of highly nonlinear signals in a two dimensional network of granular chains (2007)
We report the first experimental observation of highly nonlinear signals propagating in a two dimensional system composed of granular chains. In this system one of the chains contacts two others to...
A plausible mechanism for the evolution of helical forms in nanostructure growth (2007)
Bandaru, P. R., Daraio, C., Yang, K., Rao, A. M.
The observation of helices and coils in nano-tube/-fiber (NT/NF) syntheses is explained on the basis of the interactions between specific catalyst particles and the growing nanostructure. In addition...
Strongly Nonlinear Waves in Polymer Based Phononic Crystals (2006)
Daraio, C., Nesterenko, V. F., Herbold, E. B., Jin, S.
One dimensional "sonic vacuum"-type phononic crystals were assembled from chains of polytetrafluoroethylene (PTFE) beads and Parylene coated spheres with different diameters. It was demonstrated for...
Three-way electrical gating characteristics of metallic Y-junction carbon nanotubes (2006)
Park, J., Daraio, C., Jin, S., Bandaru, P. R., Gaillard, J., Rao, A. M.
Y-junction based carbon nanotube (CNT) transistors exhibit interesting switching behaviors, and have the structural advantage that the electrical gate for current modulation can be formed by any of...
Extremely sharp carbon nanocone probes for atomic force microscopy imaging (2006)
Chen, I-Chen, Chen, Li-Han, Ye, Xiang-Rong, Daraio, C., Jin, Sungho, Orme, Christine A., ...
A simple and reliable catalyst patterning technique combined with electric-field-guided growth is utilized to synthesize a sharp and high-aspect-ratio carbon nanocone probe on a tipless cantilever...
Energy Trapping and Shock Disintegration in a Composite Granular Medium (2006)
Daraio, C., Nesterenko, V. F., Herbold, E. B., Jin, S.
We report the first experimental observation of impulse confinement and the disintegration of shock and solitary waves in one-dimensional strongly nonlinear composite granular materials. The chains...
Daraio, C., Nesterenko, V. F., Herbold, E. B., Jin, S.
One-dimensional strongly nonlinear phononic crystals were assembled from chains of PTFE (polytetrafluoroethylene) and stainless-steel spheres with gauges installed inside the beads. Trains of...
Strongly nonlinear wave dynamics in a chain of polymer coated beads (2006)
Strongly nonlinear phononic crystals were assembled from a chain of Parylene-C coated steel spheres in a polytetrafluoroethylene holder. This system exhibits strongly nonlinear properties and extends...
AuBuchon, J. F., Daraio, C., Gapin, A., ...
It is shown that unidirectionally aligned carbon nanotubes can be grown on electrically conductive network of carbon microfibers via control of buffer layer material and applied electric field during...
Herbold, E. B., Nesterenko, V. F., Daraio, C.
Strongly nonlinear phononic crystals were assembled from stainless steel spheres. Single solitary waves and splitting of an initial pulse into a train of solitary waves were investigated in different...
Anomalous Wave Reflection at the Interface of Two Strongly Nonlinear Granular Media (2005)
Nesterenko, V. F., Daraio, C., Herbold, E. B., Jin, S.
Granular materials exhibit a strongly nonlinear behavior affecting the propagation of energy and information. Dynamically self-organized strongly nonlinear solitary waves are the main information...
Strongly nonlinear wave dynamics in a chain of polymer coated beads (2005)
Strongly nonlinear phononic crystals were assembled from a chain of Parylene-C coated steel spheres in a polytetrafluoroethylene (PTFE) holder. This system exhibits strongly nonlinear properties and...
Energy trapping and shock disintegration in a composite granular medium (2005)
Daraio, C., Nesterenko, V. F., Herbold, E. B., Jin, S.
Granular materials demonstrate a strongly nonlinear behavior influencing the wave propagation in the medium. We report the first experimental observation of impulse energy confinement and the...
Strongly nonlinear waves in a chain of Teflon beads (2005)
Daraio, C., Nesterenko, V. F., Herbold, E. B., Jin, S.
One-dimensional “sonic vacuum” type phononic crystals were assembled from a chain of polytetrafluoroethylene (PTFE,Teflon) spheres with different diameters in a Teflon holder. It was demonstrated...
Daraio, C., Nesterenko, V. F., Herbold, E. B., Jin, S.
One dimentional strongly nonlinear phononic crystals were assembled from chains of PTFE (polytetrafluoroethylene) and stainless steel spheres with gauges installed inside the beads. Trains of...
Anomalous wave reflection from the interface of two strongly nonlinear granular media (2005)
Nesterenko, V. F., Daraio, C., Herbold, E. B., Jin, S.
Granular materials exhibit a strongly nonlinear behaviour affecting the propagation of information in the medium. Dynamically self-organized strongly nonlinear solitary waves are the main information...
Strongly nonlinear waves in a chain of Teflon beads (2005)
Daraio, C., Nesterenko, V. F., Herbold, E., Jin, S.
One dimensional "sonic vacuum" type phononic crystals were assembled from a chain of Teflon spheres with different diameters in a Teflon holder. It was demonstrated for the first time that this...
Control of carbon nanotube morphology by change of applied bias field during growth (2004)
AuBuchon, J. F., Gapin, A., Daraio, C., Bandaru, P., Jin, S., ...
Carbon nanotube morphology has been engineered via simple control of applied voltage during dc plasma chemical vapor deposition growth. Below a critical applied voltage, a nanotube configuration of...
Strongly Nonlinear Waves in 3D Phononic Crystals (2004)
Daraio, C., Nesterenko, V., Jin, S.
Three dimensional phononic crystal ("sonic vacuum" without prestress) was assembled from 137 vertical cavities arranged in hexagonal pattern in Silicone matrix filled with stainless steel spheres....
Vacancy-mediated mechanism of nitrogen substitution in carbon nanotubes (2004)
Srivastava, Deepak, Menon, Maghu, Daraio, C., Jin, S., Sadanadan, Bindu, Rao, Apparao M.
Nitrogen substitution reaction in a graphene sheet and carbon nanotubes of different diameter are investigated using the generalized tight-binding molecular dynamics method. The formation of a...