核心参数
组成要素: 固体激光器产品及设备
用户单位
采购时间
采购数量
63672部队
2015/03/11
1
长春新产业光电技术有限公司
2014/12/10
1
中国科学院上海应用物理研究所
2016/11/18
1
福州高意通讯有限公司
2016/05/18
1
阿维斯塔激光产品YFOA的工作原理介绍
激光产品YFOA的使用方法?
阿维斯塔YFOA多少钱一台?
激光产品YFOA可以检测什么?
激光产品YFOA使用的注意事项?
阿维斯塔YFOA的说明书有吗?
阿维斯塔激光产品YFOA的操作规程有吗?
阿维斯塔激光产品YFOA报价含票含运吗?
阿维斯塔YFOA有现货吗?
更多
更多
Avesta 固体光纤激光器相关论文
Spectrally correlated photon pairs can be used to improve the performance of long-range fiber-based quantum communication protocols. We present a source based on spontaneous parametric downconversion, which allows one to control spectral correlations within the entangled photon pair without spectral filtering by changing the pump-pulse duration or the characteristics of the coupled spatial modes. The spectral correlations and polarization entanglement are characterized. We find that the generated photon pairs can feature both positive spectral correlations,decorrelation, or negative correlations at the same time as polarization entanglement with a high fidelity of 0.97 (no background subtraction) with the expected Bell state.
453KB
2017/03/24
Avesta 固体光纤激光器相关论文
Multidimensional visible spectroscopy using pulse shaping to produce pulses with stable controllable phases and delays has emerged as an elegant tool to acquire electronic spectra faster and with greatly reduced instrumental and data processing errors. Recent migration of this approach using acoustooptic modulator (AOM) pulse shaping to the mid-infrared region has proved useful for acquiring two dimensional infrared (2D IR) vibrational echo spectra. The measurement of spectral diffusion in 2D IR experiments hinges on obtaining accurate 2D line shapes.
551KB
2017/03/24
Avesta 固体分秒激光器相关论文
We report on the generation of broadband, high-energy femtosecond pulses centered at 1.28 μm by stimulated Raman scattering in a pressurized hydrogen cell. Stimulated Raman scattering is performed by two chirped and delayed pulses originating from a multi-mJ Ti:sapphire amplifier.The Stokes pulse carries record-high energy of 4.4 mJ and is recompressed down to 66 fs by a reflective grating pair. We characterized the short-wavelength mid-infrared source in view of energy stability, beam profile, and conversion efficiency at repetition rates of 100 and 10 Hz. The demonstrated high-energy frequency shifter will benefit intense THz sources based on highly nonlinear organic crystals.
1552KB
2017/03/24
Avesta 固体光纤激光器相关论文
In this work we report a new method for controlling the bandwidth of few-cycle optical pulses, using another femtosecond laser pulses chirped in a neonfilled hollow-core fibre. The observed bandwidth varies from 25 to 234 nm in the optical wavelength region 600–950 nm. The pulse energy has for the first time reached a sub-millijoule frontier at 1 kHz. The input pulses are positively chirped using a chirped-pulse amplifier to acquire the widths 32–56 fs at the entrance of the hollow fibre. Then the pulses are highly dispersed due to a self-phase modulation in a nonlinear medium (a neon gas) followed by a pair of chirped mirrors that compensate the dispersion. We have found that this scheme allows for direct tuning of the output-pulse bandwidth while varying the chirping of the input pulses under different neon-gas pressures.
893KB
2017/03/24
Avesta 固体光纤激光器相关论文
We investigated Terahertz generation in organic crystals DSTMS, DAST and OH1 directly pumped by a Cr:forsterite laser at central wavelength of 1.25 μm. This pump laser technology provides a laser-toTHz energy conversion efficiency higher than 3 percent. Phase-matching is demonstrated over a broad 0.1-8 THz frequency range. In our simple setup. we achieved hundred μJ pulses in tight focus resulting in electric and magnetic field larger than 10 MV/cm and 3 Tesla.
1581KB
2017/03/24
瞬渺科技(香港)有限公司
公司地址
上海市闵行区总部一号都会路2338弄122号楼
客服电话