AI-powered mock interview practice with real-time transcription, intelligent interruption handling, and streaming LLM responses. Nebula is an Electron desktop app that pairs a React frontend with a ...

本项目的录制核心完全基于开源项目 DouyinLiveRecorder（原作者：ihmily），感谢原作者的杰出贡献。

A new generation of electron microscopes is able to explore the microscopic properties of materials and devices as diverse as transistors, turbine blades and interfacial superconductors. All of these ...

Transmission electron microscopy is a general type of electron microscopy that generates an image of the internal structure of a thin sample using a beam of electrons to achieve much higher spatial ...

The particles in a metal are held together by strong metallic bonds. The particles are close together and in a regular arrangement. Metals atoms have loose electrons in the outer shells, which form a ...