查询词典 tunable

The excited states of dye DCI monomer are populated by the 532nm laser pulses and the J-aggregate state is near resonantly excited by the tunable dye laser pulses.

这是在复杂染料分子溶液系统在低温下少见的现象，它是与J型聚集体中强烈分子相互作用有关。

Resonant laser ablation is a two-step process, occurring within a pulse of a tunable laser, in which the leading edge of the laser pulse ablates the surface of the solid sample to produce neutral atoms or molecules that are then resonantly ionized by the trailing edge of the same pulse.

共振激光烧蚀技术是指发生在同一激光脉冲时间内的两步过程，它是指用波长可调谐的染料激光取代固定波长输出的激光，并调谐激光输出波长实现所研究原子或分子电子态之间的共振跃迁，激光单次脉冲的前沿对样品进行烧蚀，烧蚀的物质在激光光束内形成粒子气团，同一次激光脉冲的后沿实现对气相原子或分子的共振电离。

In this work, a new architecture for a ring resonator tunable optical filter is proposed.

研究了一种用于环共鸣器可调光学滤波器的新型结构。

The system controls a tunable fiber Fabry-Perot filter with sawtooth wave voltage and synchronous signal of its digital phase to interrogate FBG sensors in a single fiber. Meantime, a reference FBG and a digital thermometer provide an accurate reference wavelength, which is used to calibrate the wavelength readout of the TFFP in real-time by a digital signal processor.

解调系统利用锯齿波电压信号和数字相位同步信号控制可调谐光纤法布里珀罗滤波器，对光纤光栅传感器阵列进行扫描式寻址，同时采用非测量环境中的参考光栅和数字温度计提供精确的参考波长，并由高速数字信号处理器实时校准滤波器的波长读取值，很好地消除了滤波器调谐的温度漂移、非线性和蠕动性引起的测量误差。

The ion-doped crystals have such performance as schillerization ,up-conversion and tunable laser,etc.

ZnWO4单晶是一种优良的基质晶体材料，过渡金属离子和稀土离子能够较容易地掺杂进去，从而使掺杂ZnWO4晶体具有闪烁发光、上转换发光、可调谐激光等性能。

Both MOSFETs embedded DDSCRs have tunable triggering voltage,low DC leakage,and fast turn on speed snapback I-V characteristics without latch-up problem.

其中采用嵌入pMOS管或nMOS管的双向SCR器件结构具有可调触发电压，低漏电流和开启速度快的骤回I-V特性，并且没有闩锁问题。

The control system for a novel near-infrared spectrophotometer based on an acousto-optic tunable filter is introduced.

提出了一种新型的基于声光可调谐技术的近红外光谱仪控制系统的实现方案。

Tunable laser is the key devices in WDM fiber communication system, and is used in the fields of optical sensing system and high resolution spectroscope as well.

可调谐光纤激光器不仅是波分复用光纤通讯系统中的关键器件，而且还可以运用于光纤传感器和光谱分析等领域。

The studies on dielectric relaxation, dielectric nonlinearity and electrically tunable mechanism on barium stannate titanate ferroelectric ceramics are of both academic and practical importance.

以钛锡酸钡陶瓷为研究对象，开展铁电陶瓷的介电弛豫、介电非线性以及电场可调机理的研究具有重要的学术意义和应用价值。

A basic review on dielectric nonlinearity and electric tunable mechanism was performed in view of thermodynamics, ferroelectric domain, polar nanoregion, field induced phase transition, grain boundary layer and AC dielectric nonlinearity. The dielectric nonlinearity phenomena in barium stannate titanate ceramics were studied and the field dependences of dielectric constant and loss tangent were showed.

关于低温介电弛豫行为与极性微区关系的讨论涉及到了弛豫铁电体与扩散相变铁电体之间的相容关系，作者认为所有的扩散相变铁电体都应该是弛豫铁电体或潜在的弛豫铁电体，它们的区别仅在于能够观测到介电弛豫现象的测试频率范围不同。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。