E Sorokin,D Klimentov,M P Frolov et al.
E Sorokin et al.
We report spectroscopic characteristics and laser properties of the mid-infrared active laser medium Cr2+:CdS. Temperature-dependent absorption, luminescence and lifetime measurements of the 5E exited state allow determination of peak emiss...
Time-resolved digital holographic microscopy of laser-induced forward transfer process [0.03%]
激光诱导向前转移过程的时域数字全息显微技术
H Ma,V Venugopalan
H Ma
We develop a method for time-resolved digital holographic microscopy to obtain time-resolved 3-D deformation measurements of laser induced forward transfer (LIFT) processes. We demonstrate nanometer axial resolution and nanosecond temporal ...
Addressable, large-field second harmonic generation microscopy based on 2D acousto-optical deflector and spatial light modulator [0.03%]
基于二维声光偏转器和空间光调制器的可寻址大视场二次谐波产生显微镜
Yonghong Shao,Honghai Liu,Wan Qin et al.
Yonghong Shao et al.
We present an addressable, large-field second harmonic generation microscope by combining a 2D acousto-optical deflector with a spatial light modulator. The SLM shapes an incoming mode-locked, near-infrared Ti:Sapphire laser beam into a mul...
Continuous-Wave Stimulated Raman Scattering (cwSRS) Microscopy [0.03%]
连续波受激拉曼散射显微镜(CW-SRS microscopy)
Zhaokai Meng,Georgi I Petrov,Vladislav V Yakovlev
Zhaokai Meng
Stimulated Raman scattering (SRS) microscopy is a powerful tool for chemically-sensitive non-invasive optical imaging. However, ultrafast laser sources, which are currently employed, are still expensive and require substantial maintenance t...
Y Shao,W Qin,H Liu et al.
Y Shao et al.
We present a new multifocal multiphoton microscope that employs a programmable spatial light modulator to generate dynamic multifocus arrays which can be rapidly scanned by changing the incident angle of the laser beam using a pair of galvo...
Tracy Tsai,Gerard Wysocki
Tracy Tsai
We present an active wavelength control system for grating-based external cavity lasers that increases the accuracy of predicting the lasing wavelength based on the grating equation and significantly improves scan-to-scan wavelength/frequen...
Cross-validation of theoretically quantified fiber continuum generation and absolute pulse measurement by MIIPS for a broadband coherently controlled optical source [0.03%]
理论计算的连续体光纤生成与MIIPS测量的交叉验证以及宽带相干控制光源的绝对脉冲测量
H Tu,Y Liu,J Lægsgaard et al.
H Tu et al.
The predicted spectral phase of a fiber continuum pulsed source rigorously quantified by the scalar generalized nonlinear Schrödinger equation is found to be in excellent agreement with that measured by multiphoton intra-pulse interference...
Effect of multimodal coupling in imaging micro-endoscopic fiber bundle on optical coherence tomography [0.03%]
用于微内镜光纤束的光学相干层析血管成像的多模耦合效应
Jae-Ho Han,Jin U Kang
Jae-Ho Han
The effect of higher order modes in fiber bundle imager-based optical coherence tomography (OCT) has been theoretically modeled using coupled fiber mode analysis ignoring the polarization and core size variation in order to visualize the pu...
Raman effects in the infrared supercontinuum generation in soft-glass PCFs [0.03%]
软玻璃PCF中红外超连续产生的拉曼效应
V L Kalashnikov,E Sorokin,I T Sorokina
V L Kalashnikov
Measurements of the Raman gain spectra in the SF6 and SF57 highly-nonlinear-glasses demonstrated twice as high Raman shift in comparison with the fused silica. Numerical simulation predicted that a large Raman shift in combination with high...
Temperature and current coefficients of lasing wavelength in tunable diode laser spectroscopy [0.03%]
可调二极管激光光谱中激光线宽的温度和电流系数
M Fukuda,T Mishima,N Nakayama et al.
M Fukuda et al.
The factors determining temperature and current coefficients of lasing wavelength are investigated and discussed under monitoring CO(2)-gas absorption spectra. The diffusion rate of Joule heating at the active layer to the surrounding regio...