Controlled levitation of nanostructured thin films for sun-powered near-space flight

M Azadi, GA Popov, Z Lu, AG Eskenazi, AJW Bang… - Science …, 2021 - science.org
We report light-driven levitation of macroscopic polymer films with nanostructured surface as
candidates for long-duration near-space flight. We levitated centimeter-scale disks made of …

Hollow atomic force microscopy cantilevers with nanoscale wall thicknesses

W Cha, MF Campbell, K Hasz, SM Nicaise, DE Lilley… - Small, 2021 - Wiley Online Library
In atomic force microscopy, the cantilever probe is a critical component whose properties
determine the resolution and speed at which images with nanoscale resolution can be …

[HTML][HTML] Precise Layer Separation of Two-Dimensional Nanomaterials for Scalable Optoelectronics

J Kang - Engineering Proceedings, 2021 - sciforum.net
The biggest challenge in the field of low-dimensional nanomaterials towards practical
applications is scalable production with structural uniformity. As the size of materials is …

Range-Doppler imaging approach for the wireless reading of mechanical sensors

D Henry, P Pons, H Aubert - 2021 15th European Conference …, 2021 - ieeexplore.ieee.org
We investigate in this paper the wireless interrogation of chipless and passive mechanical
sensors using a range-Doppler imaging algorithm. As an example, a Crookes radiometer …

[PDF][PDF] Enhancing Lift Force at Low Reynold's Numbers with Photophoretic Levitation of Porous 3D Structures

T Celenza, M Azadi, Z Lu, MF Campbell, I Bargatin - scholar.archive.org
It is well documented that the lift force of hovering micro aerial vehicles can be enhanced by
increasing their air-flow velocities. This is commonly accomplished using nozzles and other …

Demonstration of Atmospheric-Pressure Radiometer with Metamaterial Vanes

Z Lu, M Azadi, G Popov, C Stanczak, P Ponnarassery… - 2021 - sciforum.net
We report a Crookes radiometer that rotates at atmospheric pressure using architected
microporous dielectric plates, known as nanocardboard, as vanes [1, 2]. Compared to most …