Cell spheroids have been considered one potential model in the field of biological applications. This article describes protocols for scalably generating cell spheroids using a 3D acoustic assembly device, which provides an efficient method for the robust and rapid fabrication of uniform cell spheroids.

three-dimensional-acoustic-assembly-device-for-mass-manufacturing

Three-Dimensional Acoustic Assembly Device for Mass Manufacturing of Cell Spheroids

Cell spheroids are promising three-dimensional (3D) models that have gained wide applications in many biological fields. This protocol presents a method ...

Here, we present a protocol to test and optimize space propulsion systems based on miniaturized Hall-type thrusters.

optimization-test-and-diagnostics-of-miniaturized-hall-thrusters

Optimization, Test and Diagnostics of Miniaturized Hall Thrusters

Miniaturized spacecraft and satellites require smart, highly efficient and durable low-thrust thrusters, capable of extended, reliable operation without ...

A comprehensive methodology is described for overcoming experimental obstacles encountered when using tip-enhanced Raman spectroscopy (TERS) to map the properties of graphene surfaces. Critical steps, such as the optical alignment of the system, the preparation of TERS probes and the operational TERS procedure required to obtain consistent results, are outlined.

-tip-enhanced-raman-spectroscopy-ters-imaging-of-grapheme

Institution - Hangzhou Dianzi University

Articles Published in JoVE