To demonstrate the potential of the CPdots for multiphoton fluorescence imaging, single particles on a glass substrate were imaged using a custom-built confocal fluorescence microscope employing the attenuated output of a mode-locked Ti:sapphire laser (800 nm, 100 fs) for excitation.
为了实验证明CP点用于多光子荧光成像的潜力，在玻璃衬底上的若干单个粒子用按习惯建立的共聚焦荧光显微镜进行了成像，该显微镜采用锁模Ti：蓝宝石激光器（800nm，100fs）加以衰减的输出用于激发。
For the probability of two photon excitation is in direct proportion to the squared intensity of laser, both the femtosecond laser with extremely high pulse intensity and the microscope with high numerical aperture become critical components in the system, and therefore much detail information is provided on this part...
由于材料发生双光子激发的几率与激发光强的平方成正比，所以具有极高瞬时光强的飞秒激光器和可以对光束进行强聚焦的显微镜装置成为系统的关键部件，对此进行了详细的说明。最后，给出了部分利用上述加工系统所获得的初步实验结果。
Coupled a ultrashort laser pulses into the fiber probe to serve as near-field optical excitation and acquired their response optical pulse, images of each moment that happened in a few picoseconds or nanoseconds could be obtained only once. The time broaden properties for a 50 ps pulse through a fiber probe were measured by streak camera.
在高时间分辨NSOM研究方面，本文先后建立了以皮秒红外条纹相机和光电倍增管为测量手段的皮秒、纳秒时间分辨NSOM装置，通过采集样品响应光脉冲的时间特性，单次扫描就可完成皮秒、纳秒变化过程中的近场光学图像。
High voltage pulsed electrodeless discharge in rare gases can be used as a light source for laser excitation.
高电压无电极强脉冲气体放电，可以用作激光器的激发光源。
Two photon excitation; photoploymerization; femtosecond laser; three dimensional microdevice
双光子激发；光聚合；飞秒激光器；三维微器件
The development of a new side-sliding discharge scheme can provide efficient uniform ultraviolet preionization for transverse excitation CO2 laser.
提出了一种新型侧面滑闪放电技术，为TE CO2激光器均匀放电提供高效、均匀的紫外预电离。
Resonance-enhanced anti-stokes of stimulated four photon mixing and optical free induction decay are demonstrated for the first time in Er〓 doped silica fibers under the excitation of a 1064nm laser.
在实验中首次观察到1064nm激光泵浦掺铒光纤产生的共振增强受激四光子混频反斯托克斯光和光学自由感应衰减过程。
The GFP-long pass filter set was composed of: excitation filter 485nm, emission filter 520nm.
并用Laser Sharp 2000〓专用软件对收集到的图形信号进行捕获和处理。
Security ink: UV fluorescent inks, optical variable inks, temperature change inks, ink humidity, infrared excitation ink Solar discoloration ink, watermark ink, magnetic inks, stencil ink destruction, chemical, color inks, pressure-sensitive ink color, ink color, such as mirroring; special ink: luminous inks, sterilization instructions ink¨inks, pearlescent inks, laser inks, mirror ink, paper ink, printing ink, such as fragrance.
防伪油墨：紫外荧光油墨、光学变色油墨、温变油墨、湿敏油墨、红外激发油墨、日光变色油墨、水印油墨、磁性油墨、镂空破坏油墨、化学变色油墨、压敏变色油墨、镜像变色油墨等；特种油墨：夜光油墨、灭菌指示油墨、刮刮卡油墨、珠光油墨、镭射油墨、镜面油墨、复写纸油墨、香味油墨等。
Using a novel method of sequential ionization by a pulsed and a DC electric fields, we have removed the obstacles of the serious background and the poor signal-to-noise ratio, which existed in the former experimental methods of laser multi-step resonance excitation of atomic double-Rydberg states. To our knowledge, we have observed the first nearly pure spectra for the highly-excited double-Rydberg states in the vicinity of the second ionization limit.
实验中设计了一套新的激光共振电离飞行时间质谱系统，该系统在国际上首创脉冲电场——直流电场顺序电离方法，克服了以往多束激光分步共振激发原子双Rydberg态实验方法中所存在的严重的本底干扰和信噪比差等困难，从而首次获得了第二电离阈附近的近乎纯净的原子双Rydberg态激光光谱，同时还开创了用一台Excimer激光泵浦五台染料激光研究复杂原子双Rydberg态的先例。
F. Gallagher's multistep laser excitation technique.
Gallagher的多步激光激发技术的优点。
G4→1H6 radiation transitions is measured under excitation by 1.06μm laser radiation from a Nd:YAG. In addition, the 5 anti-Stokes spectrum lines from stimulated Raman scatting are observed in ZnWO4:Tm3+ crystals.
在Nd：YAG激光器产生波长1.06μm强脉冲激光激发ZnWO4：Tm3+单晶时，测得 Tm3＋离子1G4至3H6跃迁的波长在484 nm范围的蓝色上转换荧光光谱。
The results of laser selective excitation indicate that the emission centers near the surface exhibit inhomogenously broadened spectra while the two different symmetry sites inside the nanotube-walls present legible spectral structures.
低温下的激光选择激发光谱表明，处于纳米管壁内部的发光中心具有较为确定的格位对称性，其发射光谱具有清晰的光谱结构。
The results of laser selective excitation indicate that the emission centers near the surface exhibit inhomogenously broadened spectra while the twodifferent symmetry sites inside the nanotube-walls present legible spectral structures.
低温下的激光选择激发光谱表明，处于纳米管壁内部的发光中心具有较为确定的格位对称性，其发射光谱具有清晰的光谱结构。
Flurore-scence of uranium is produced due to excitation by a small nitrogen laser.
使用 UA-3的分析操作简单而快速。我们在实验基础上制订了一个分析方法。
In this thesis, rat-tails were used as experiment objects, there are 40 slices including transverse and longitudinal, HE-dyed and undyed. Excited by femtosecond laser, the changes of backward SHG and TPEF versus sample preparation, excitation wavelength, excitation power, penetration depth and so on were observed by two-photon laser scanning confocal microscope, effect factors of backward SHG and TPEF and differences of both were discussed and compared, and related comments were also presented.
以鼠尾组织作为实验对象，共40个切片，分为横向和纵向、HE染色和未染色四组，采用飞秒激光器作为激发光，用双光于激光扫描共焦显微镜(two-photon laser scanning confocal microscope，TPLSCM)观察和分析了样品在不同的制备方式、激发波长、激发功率、扫描深度等条件下的背向SHG和TPEF的变化曲线，讨论和比较了生物组织的背向SHG和TPEF的影响因素以及二者之间的异同，并尝试对实验现象做出了一定的解释。
Methods: Fresh human corneal buttons and corneoscleral discs from an eye bank were observed using a multiphoton microscope incorporating a titanium:sapphire laser and an optical parametric oscillator for the excitation and equipped with detection channels in the forward and backward directions.
为了在前向和后向激发和装备检测通道，研究采用钛：蓝宝石激光器结合光学参量振荡器的多光子显微镜观察来源于眼库的新鲜人类角膜片和角巩膜盘。
The configuration and performance of SOG will affect the reaction efficiency, the excitation efficiency then the chemical efficiency of the laser.
氧发生器结构性能的好坏将直接影响到发生器的反应效率和激发效率，从而影响到激光器的化学效率。
These lasers suffered from limit of alternative excitation wavelength, expensive cost, bulky volume, short lifetime and high power consumption, which limited the application of capillary electrophoresis laser induced fluorescence detection methodology.
而对于CE-CL检测，尽管已发展了多种类型的检测器，但目前的高灵敏检测主要集中在无机离子的检测方面，而用于检测生物活性分子，其灵敏度一般都不高，在生物样品分析中的应用也较少。
Photoluminescense spectrum was measured under 488 nm laser excitation from 89 K to 290 K.
通过微区喇曼光谱仪研究了样品在488 nm激光激发下从84～290 K的变温发射特性，在490～800 nm观察到位於580，620 nm附近两个较强发射峰和740 nm附近一个弱的发射峰。