• Optic-fiber sensor on refractive index modulation can be applied to measure the steam quality in the process of viscous oil heating recovery.

    折射率调制光纤传感器用于测量稠油过程中的蒸汽干度测量。

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  • We suggested to stable the output light intensity by using the bistable optical device and use this new device to measure the density of liquid by refractive index modulation sensor.

    我们提出采用光学装置稳定光源输出功率,用于折射率调制型光纤传感器测量液体浓度实验中。

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  • The article theoretically analyzes the impact of self phase modulation caused by nonlinear refractive index on ultrashort pulse.

    理论上分析非线性折射率引起脉冲位相调制超短脉冲的影响

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  • Then the simplified model for the LPFG is deduced with ignoring longitudinal coupling of modes and coupling of cladding modes themselves, and also assuming the modulation of refractive index exis...

    忽略模式耦合以及包层模式之间相互耦合作用,认为折射率指数调制只存在于纤芯,建立了简化的长周期光纤光栅数学模型

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  • Then the simplified model for the LPFG is deduced with ignoring longitudinal coupling of modes and coupling of cladding modes themselves, and also assuming the modulation of refractive index exis...

    忽略模式耦合以及包层模式之间相互耦合作用,认为折射率指数调制只存在于纤芯,建立了简化的长周期光纤光栅数学模型

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