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- Though the lasers with lattice-mismatch cladding layers still have low threshold current density, the gain is too small to support ground state lasing. 所制成的雷射虽然也有很小的起振电流，但由于增益较小无法在基态放光。
- Low threshold current and operating current 低阈值电流,低工作电流
- In particular, there is an optimal well number corresponding to the lowest threshold current density for MQW structure in the microcavity lasers. 特别是在微腔多量子阱结构中存在一个最佳阱数对应着阈值电流密度的最小值。
- Low threshold current and high quantum efficiency ridge waveguide lasers 低阈值电流、高量子效率脊形波导激光器
- QUANTUM WELL LASERS WITH VERY LOW THRESHOLD CURRENT AND ITS APPLICATIONS 甚低阈值量子阱激光器及其用途
- A GaAs/GaAIAs PNPN NEGATIVE-RESISTANCE LASER WITH LOW THRESHOLD CURRENT 低阈值GaAs/GaAlAs PNPN负阻激光器
- She has a very low threshold of pain . 她的痛觉门槛非常低。
- low threshold current 低阈值电流
- Single-mode Lasing of Microdisk Lasers with Low Threshold[J]. 引用该论文 潘玉寨;索辉;宁永强;刘云;王立军.
- A low threshold for airway intubation should be maintained (Grade 2B). 低阈值的气管插管应该维护（级别2B）。
- The low threshold dog reacts to nearly everything and often overreacts. 低阈值的犬差不多对一切作出反应，通常还是过度反应。
- The results show that these newly made DFB-LDs have threshold current as low as 7mA, 35% lower than the former LPE-buried DFB-LDs. 测试结果显示:采用新工艺制作的DFB激光器的阈值电流较LPE掩埋的DFB激光器下降了35%25;达到7mA.
- The minimum CW threshold current(I_(th))of the LD is 20mA at room tempe- ratue,with the typical value of 30mA. 在室温 CW 工作条件下,该激光二极管的最低阈值电流为20mA,典型值为30mA。
- It is found that optimization of the structure parameters of ridge waveguide (RWG) can decrease the threshold current of RWG laser diode. 通过优化脊形波导的结构参数可以降低脊形波导激光器的阈值电流,提出了实现亚微米脊宽,从而降低阈值电流的方法。
- As a single crystal ithas large emission cross, wide absorption band, low threshold, high thermoconductivity. 具有大的受激发射跃迁截面，宽吸收带，低激光发射振荡阈值，高热传导率等特点。
- The temperature dependence of threshold current is not described by a single exponential term with a characteristic temperature. 量子点的临界电流对温度关系无法用单一特徵温度描述，特徵温度会随温度改变。
- The dog next to her was a crazy rescued GSD with horrible nerves and a low threshold. 这犬的旁边是条被救助出来的疯狂德牧，它神经型极差劲而又低阈值。
- Double heterostructure(DH)realizes the complete confinement of carriers and light,decreasing threshold current density substantially. 双异质结构实现了光和载流子的完全限制 ,使阈值电流密度大幅度下降。
- ATMP has excellent chelation, low threshold inhibition and lattice distortion ability. ATMP具有良好的螯合、低限抑制及晶格畸变作用。
- The prospect of Nd:S FAP crystal for low threshold and high efficiency miniature laser was discussed. 测量了发射光谱及不同腔长、不同染料片小信号透射率情况下的输出能量、脉冲宽度等。
