采用相敏检测技术,实现了对弱荧光信号的检测。用于一种基于荧光猝灭原理的光纤氧传感器。传感器具有较强的抗干扰能力、较好的重复性和稳定性。关键词: 光纤氧传感器; 相敏检测; 宽带放大; 荧光猝灭Abstract : By using the technology of phase2detect ,a optical fiber oxygen sensor based on fluorescence quenching has been developed. The weak fluorescence signal has been detected by this technology. It has good reproducibility ,stability and strong ablity of immunity from disturbance.Key words : optical fiber oxygen sensor ; phase2detect ; wide2band amplify ; fluorescence quenching
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