Team creates micro-robots propelled by air bubbles and ultrasound
Some engineers find inspiration in the mechanics of bird flight and the architecture of bee nests. Others think much smaller.
Some engineers find inspiration in the mechanics of bird flight and the architecture of bee nests. Others think much smaller.
Nanomaterials
Sep 22, 2021
1
116
If you are a researcher who wants to see how just a few cells in an organism are behaving, it is no simple task. The human body contains approximately 37 trillion cells; the fruit fly flitting around the overripe bananas ...
Optics & Photonics
Aug 6, 2021
0
1200
The internet era that we live in depends completely on the transfer of vast amounts of information over optical fibers. Optical fibers are literally everywhere. In fact, the overall length of optical fibers installed on our ...
Optics & Photonics
Jun 14, 2021
0
3
Tiny nano-sized robots and vehicles that can navigate through blood vessels to reach the site of a disease could be used to deliver drugs to tumors that are otherwise difficult to treat.
Bio & Medicine
May 25, 2021
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10
Mathematicians and engineers at the University of Utah have teamed up to show how ultrasound waves can organize carbon particles in water into a sort of pattern that never repeats. The results, they say, could result in materials ...
General Physics
Apr 14, 2021
5
3270
A quadruple fusion optical and ultrasound imaging system has been developed that allows diagnosis of eye conditions or tumors or to see the environment inside the body using a transparent ultrasound transducer.
Optics & Photonics
Mar 16, 2021
0
18
The coronavirus' structure is an all-too-familiar image, with its densely packed surface receptors resembling a thorny crown. These spike-like proteins latch onto healthy cells and trigger the invasion of viral RNA. While ...
Cell & Microbiology
Mar 16, 2021
0
3651
If you were given "ultrasound" in a word association game, "sound wave" might easily come to mind. But in recent years, a new term has surfaced: bubbles. Those ephemeral, globular shapes are proving useful in improving medical ...
Nanophysics
Mar 12, 2021
0
117
The increasing miniaturization of electrical components in industry requires a new imaging technique at the nanometre scale. Delft researcher Gerard Verbiest and ASML have developed a first proof-of-concept method that they ...
Nanophysics
Feb 2, 2021
0
12
When it comes to getting a three-dimensional look at cells in the human body, it is not much different than figuring out precisely where a firefly is in a field at night. We can tell which direction it is in, but it is challenging ...
Optics & Photonics
Jan 12, 2021
1
51