Mechanics of thermophoretic and thermally induced edge forces in carbon nanotube nanodevices

Z Guo, T Chang, X Guo, H Gao - Journal of the Mechanics and Physics of …, 2012 - Elsevier
A double walled carbon nanotube thermal actuator consisting of a short outer tube sliding
along a long inner tube under a temperature gradient is used as a model system to …

Soliton-like thermophoresis of graphene wrinkles

Y Guo, W Guo - Nanoscale, 2013 - pubs.rsc.org
We studied the thermophoretic motion of wrinkles formed in substrate-supported graphene
sheets by nonequilibrium molecular dynamics simulations. We found that a single wrinkle …

Negative thermophoresis in concentric carbon nanotube nanodevices

J Leng, Z Guo, H Zhang, T Chang, X Guo, H Gao - Nano Letters, 2016 - ACS Publications
Positive and negative thermophoresis in fluids has found widespread applications from
mass transport to molecule manipulation. In solids, although positive thermophoresis has …

Impeded mass transportation due to defects in thermally driven nanotube nanomotor

J Chen, Y Gao, C Wang, R Zhang… - The Journal of …, 2015 - ACS Publications
A thermally driven nanotube nanomotor provides linear mass transportation controlled by a
temperature gradient. However, the underlying mechanism is still unclear, as the mass …

Thermally induced directed motion of fullerene clusters encapsulated in carbon nanotubes

R Rurali, ER Hernandez - Chemical Physics Letters, 2010 - Elsevier
We report non-equilibrium molecular dynamics simulations of the thermophoretic motion of
buckminsterfullerene enclosed in a series of carbon nanotubes subject to a thermal …

Thermoelectric Conversion From Interface Thermophoresis and Piezoelectric Effects

YJ Zeng, YY Liu, H Pan, ZK Ding, WX Zhou… - Frontiers in …, 2022 - frontiersin.org
Piezoelectric effect has proved itself to be a promising energy conversion mechanism that
can convert mechanical energy into electricity. Here, we propose an indirect thermoelectric …

Ultrafast nano-oscillators based on interlayer-bridged carbon nanoscrolls

Z Zhang, T Li - Nanoscale research letters, 2011 - Springer
We demonstrate a viable approach to fabricating ultrafast axial nano-oscillators based on
carbon nanoscrolls (CNSs) using molecular dynamics simulations. Initiated by a single …

Controlled thermally-driven mass transport in carbon nanotubes using carbon hoops

Y Li, S Li, M Wang, R Zhang - Chinese Physics B, 2024 - iopscience.iop.org
Controlling mass transportation using intrinsic mechanisms is a challenging topic in
nanotechnology. Herein, we employ molecular dynamics simulations to investigate the mass …

Thermal mass transport mechanism of an adatom on a crystalline surface

A Roux, N Combe - Physical Review B, 2023 - APS
The diffusion of particles on surfaces subjected to a thermal gradient driven by phonons is
numerically and theoretically investigated. Performing molecular dynamics (MD) …

Ring-shaped nanomotors of heterojuncted carbon boron-nitride nanotubes

Q Sun, J Leng, T Chang - Computational Materials Science, 2024 - Elsevier
Constructing a nanomotor, especially one with simple configurations and good performance,
plays a crucial role in the field of nanotechnology. Here, we present a prototype design of a …