Results 101 to 110 of about 111,668 (147)

[A vessel-enhanced consistency-preserving diffusion model for 3T-to-7T susceptibility weighted image generation]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Wang T, Duan C, Lou X, Feng Q.
europepmc   +1 more source

一种显微共焦拉曼光谱仪

 本发明公开了一种显微共焦拉曼光谱仪,该光谱仪包括显微共焦拉曼模块和与之匹配的单光栅光谱仪,其中显微共焦拉曼模块包含反射镜、可调角度滤光片架、样品监测光路、拉曼滤光片、显微物镜、汇聚透镜和可调大小针孔。利用显微共焦拉曼模块将激光聚焦到样品并显微观测样品以及相应激光斑点,同时将拉曼信号显微共焦到可调大小针孔,并利用单光栅光谱仪探测拉曼信号。本发明提供了一种简单、经济和调节方便的新的显微共焦拉曼光谱仪,可实现样品以及相应激光斑点的显微观测 ...
罗师强, 谭平恒, 韩文鹏, 张昕, 鲁妍   +4 more
core  

[<i>In vitro</i> culture, expansion, and biological characterization of mesenchymal stem cells derived from neonatal rat liver]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Chi M, Li B, Wu J, Ge J, Tang Y.
europepmc   +1 more source

紧凑型瞬时微波频率光子测量系统

本发明公开了一种紧凑型瞬时微波频率光子测量系统，包括：接收天线、微波功率放大器、高速直调激光器、环行器、可调谐相移光栅、可调谐M-Z干涉仪、第一高速光子探测器、第二高速光子探测器和比较器。微波信号加载到了一个波长可调谐、直接调制激光器上，通过调谐激光器的直流偏置电压，使在载波频率两侧只产生携带微波频率信息的正负一阶边带，并利用可调谐相移光栅将载波功率压制；由可调谐M-Z滤波器滤波，并通过调谐滤波器的臂长，使载波波长分别对准滤波器两输出端口的峰值与谷值；由于两端口输出功率随微波频率的变化趋势相反 ...
陈伟, 王欣, 祝宁华, 刘建国, 袁海庆   +4 more
core  

[Exosomes from folic acid-treated subpatellar fat pad-derived mesenchymal stem cells promote M2 polarization of macrophages <i>in vitro</i>]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Wang Z, Kong K, Jin M, Ng S, Fan W, Zhai Z, Hu Z, Niu L, Qi Y, Xu Y.   +9 more
europepmc   +1 more source

[Comparison of the efficacy of trabeculectomy combined with Schlemm canal incision versus trabeculectomy alone in the treatment of primary open angle glaucoma]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
He Y, Feng L, Wang C, Zhang W, Zhang C, Zhu W, He M, Ye F, Song W.   +8 more
europepmc   +1 more source

[Rapid determination of five antipyretic analgesics in surface water by online solid phase extraction and ultra-high performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
He P, Wang LQ, Zhou S, Zhang BF, Jia X, Chi Y, Xu ZQ, Tang W.   +7 more
europepmc   +1 more source

[Revolution teaching practice in sample pretreatment supported by large-scale instrument： a case study of magnetic covalent organic framework enriching organic ultraviolet filters in seawater]. [PDF]

Se Pu
Li S, Zhu YL, Ren Z, Gao DD, Gu HL, Lao JL.   +5 more
europepmc   +1 more source

[Establishment of an Epstein-Barr virus infection model using human nasal organoids]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Wei J, Zheng H, Zhao Y, Yu Y, Xu Y, Li G.   +5 more
europepmc   +1 more source

[Differential analysis of gut microbiome in patients with periprosthetic joint infection, aseptic failure, and osteoarthritis]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Muzhabaier K, Li Y, Wang F, Guo X, Chen Q, Zhang X, Cao L.   +6 more
europepmc   +1 more source