Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Guiqiu Li"'
Autor:
Zewen Wen, Fangfang Liu, Peixing Zhang, Ying Wei, Yiyi Shi, Jinxin Zheng, Guiqiu Li, Zhijian Yu, Zhicao Xu, Qiwen Deng, Zhong Chen
Publikováno v:
The Journal of Antibiotics. 75:498-508
Eravacycline (Erava) is a synthetic fluorocycline with potent antimicrobial activity against a wide range of Gram-positive bacteria. This study aimed to investigate the in vitro antimicrobial activity and resistance mechanism of Erava in clinical E.
Publikováno v:
BMC Cancer. 23
Background The contributive role of the microbiome in tumor progression has been reported in multiple studies, such as the Fusobacterium nucleatum (F. nucleatum) in breast cancer (BC). This study aimed to explore the role of F. nucleatum-derived smal
Publikováno v:
Water Resources Management. 35:4877-4894
Based on the data series location water, Yellow River water, and the South-to-North Water Diversion water which were obtained from 1985 to 2017 in Zhengzhou, China, a joint probability distribution (JPD) model and encounter probability (EP) were esta
Autor:
Guiqiu Li, Tao Li, Wenchao Qiao, Jia Zhao, Dechun Li, Junpeng Qiao, Kejian Yang, Shengzhi Zhao
Publikováno v:
Applied Physics B. 123
An idler-resonant KTiOAsO4 (KTA)-based intracavity optical parametric oscillator (IOPO) pumped by a dual-loss-modulated Q-switched laser with an acousto-optic modulator (AOM) and a Cr4+:YAG saturable absorber (Cr4+:YAG-SA) has been presented. By util
Autor:
Wenchao Qiao, Yufei Li, Jia Zhao, Shengzhi Zhao, Kejian Yang, Dechun Li, Hongwei Chu, Guiqiu Li, Tao Li
Publikováno v:
Applied Physics B. 117:869-873
By using a doubly passively Q-switched Nd:Gd3Ga5O12(Nd:GGG) laser with Cr4+:YAG and GaAs as saturable absorbers as pump laser, simultaneous intracavity optical parametric oscillation and stimulated Raman scattering based on a single X-cut KTiOPO4 (KT
Autor:
Lu Zhang, Yujin Guo, Hongwei Chu, Tianli Feng, Kejian Yang, Xiaomei Wang, Dechun Li, Guiqiu Li, Shengzhi Zhao, Shixia Li
Publikováno v:
Optical and Quantum Electronics. 47:1219-1225
The passively Q-switched Nd:YVO $$_{4}$$ /Nd:YVO $$_{4}$$ /Nd:YVO $$_{4 }$$ 1.06- $$\upmu $$ m laser has been demonstrated by using Cr $$^{4+}$$ :YAG as saturable absorber. The characteristics are compared under different Nd-doped concentrations of l
Autor:
Dechun Li, Yishan Wang, Kejian Yang, Guiqiu Li, Hongwei Chu, Tao Li, Shengzhi Zhao, Yonggang Wang, Jia Zhao, Wenchao Qiao, Yufei Li
Publikováno v:
Optical and Quantum Electronics. 47:697-703
A diode-pumped passively Q-switched Nd:GGG laser with a single-walled carbon nanotube as saturable absorber has been realized. A maximum average output power of 1.24 W and a minimum pulse duration of 49.8 ns were obtained at the incident pump power o
Autor:
Qinjin Wang, Dechun Li, Lingchen Zheng, Shengzhi Zhao, Jia Zhao, Jun Xu, Lin Su, Wenchao Qiao, X. D. Xu, Tianli Feng, Guiqiu Li, Kejian Yang
Publikováno v:
Applied Physics B. 117:177-182
In this paper, we present a diode-pumped continuous-wave tunable and Q-switched Tm:SSO laser with a semiconductor saturable absorber mirror. In continuous-wave regime, a maximum output power of 340 mW at 1,980.7 nm was obtained. With a quartz plate,
Publikováno v:
Cell Biochemistry and Biophysics. 69:641-647
Hepatitis B virus (HBV) infection is a major world-wide health problem. The major obstacles for current anti-HBV therapy are the low efficacy and the occurrence of drug resistant HBV mutations. Recent studies have demonstrated that combination therap
Publikováno v:
Optical and Quantum Electronics. 48
A doubly Q-switched Nd:Gd0.63Y0.37VO4 laser emitting 1342 nm wavelength with an acousto-optic modulator and a V3+:YAG saturable absorber is presented and its modulation frequency characteristics are studied. The experimental results show that the per