Small power: Autonomous nano-and micromotors propelled by self-generated gradients
In this article we review the development, current status and future prospects of nano- and
microscale motors propelled by locally generated fields and chemical gradients. These motors …
microscale motors propelled by locally generated fields and chemical gradients. These motors …
Steering acoustically propelled nanowire motors toward cells in a biologically compatible environment using magnetic fields
The recent discovery of fuel-free propulsion of nanomotors using acoustic energy has provided
a new avenue for using nanomotors in biocompatible media. Crucial to the application of …
a new avenue for using nanomotors in biocompatible media. Crucial to the application of …
Acoustic propulsion of nanorod motors inside living cells
The ultrasonic propulsion of rod‐shaped nanomotors inside living HeLa cells is demonstrated.
These nanomotors (gold rods about 300 nm in diameter and about 3 μm long) attach …
These nanomotors (gold rods about 300 nm in diameter and about 3 μm long) attach …
Density and shape effects in the acoustic propulsion of bimetallic nanorod motors
S Ahmed, W Wang, L Bai, DT Gentekos, M Hoyos… - ACS …, 2016 - ACS Publications
Bimetallic nanorods are propelled without chemical fuels in megahertz (MHz) acoustic fields,
and exhibit similar behaviors to single-metal rods, including autonomous axial propulsion …
and exhibit similar behaviors to single-metal rods, including autonomous axial propulsion …
From one to many: Dynamic assembly and collective behavior of self-propelled colloidal motors
Conspectus The assembly of complex structures from simpler, individual units is a hallmark
of biology. Examples include the pairing of DNA strands, the assembly of protein chains into …
of biology. Examples include the pairing of DNA strands, the assembly of protein chains into …
Shape-directed microspinners powered by ultrasound
The propulsion of micro- and nanoparticles using ultrasound is an attractive strategy for the
remote manipulation of colloidal matter using biocompatible energy inputs. However, the …
remote manipulation of colloidal matter using biocompatible energy inputs. However, the …
Self-assembly of nanorod motors into geometrically regular multimers and their propulsion by ultrasound
S Ahmed, DT Gentekos, CA Fink, TE Mallouk - ACS nano, 2014 - ACS Publications
Segmented gold–ruthenium nanorods (300 ± 30 nm in diameter and 2.0 ± 0.2 μm in length)
with thin Ni segments at one end assemble into few-particle, geometrically regular dimers, …
with thin Ni segments at one end assemble into few-particle, geometrically regular dimers, …
Kilohertz rotation of nanorods propelled by ultrasound, traced by microvortex advection of nanoparticles
We measure the microvortical flows around gold nanorods propelled by ultrasound in water
using polystyrene nanoparticles as optical tracers. We infer the rotational frequencies of …
using polystyrene nanoparticles as optical tracers. We infer the rotational frequencies of …
Phosphorus Schiff base ligand and its complexes: Experimental and theoretical investigations
…, AAS Al‐Hamdani, SD Ahmed… - Applied …, 2020 - Wiley Online Library
A phosphorus‐containing Schiff base was prepared from bis{3‐[2‐(4‐amino‐1,5‐dimethyl‐2‐phenylpyrazol‐3‐ylideneamino)ethyl]indol‐1‐ylmethyl}phosphinic
acid and …
acid and …
Synthesis and bioactivity studies of novel Schiff bases and their complexes
…, AAS Al‐Hamdani, SD Ahmed… - Journal of physical …, 2019 - Wiley Online Library
The new Schiff base (L) “4‐[(2,4‐dimethoxy‐benzylidene)‐amino]‐1,5‐dimethyl‐2‐phenyl‐1,2‐dihydro‐pyrazol‐3‐one”
was synthesized from 2,4‐dimethoxy‐benzaldehyde and 4‐…
was synthesized from 2,4‐dimethoxy‐benzaldehyde and 4‐…