发射电流

由于奈米碳管具有极高的纵横比与极小的尖端曲率半径，因此奈米碳管有著超乎常态的电子场发射特性，低的场发射起始电压与大的场发射电流密度，使其为电子场发射平面显示器的良好材料。

emission

X-Ray Emission Spectrometry, Electron Microscopic

seminal emission at provocative sights

laser light amplificationby stimulated emission of radiation

Direct Current Plasma Emission Spectrometer(DCP)

animal scaring device with means for emission of audible signals

emission spectrum

positron emission tomography, PET