Results 81 to 90 of about 10,086 (125)

复杂土壤结构对HVDC系统单极大地运行的地电位分布影响

Gaoya dianqi
高压直流（HVDC）输电系统接地极引起的地电位和电场分布，受土壤分层结构的影响，而接地极选址面临复杂土壤结构的背景。因此研究土壤结构中各种因素对地电位和电场分布规律的影响，将有助于改善其分布情况。文中以研究格林函数的微分方程和电位行波的反折射传播方式为方法入口，得到分层土壤结构下存在的振荡衰减函数，提取出电荷积累效应矩阵用于表示积累电荷再分布的振荡衰减过程，获得电位分布在水平、垂直和复合土壤结构下对土壤层厚度S，反折射率k和电流源位置h的表现差异。得出反折射率是影响振荡衰减过程的主要和持续因素 ...
张俊, 曹晓斌, 金炜东, 张思渊, 张彼德, 张榆   +5 more
doaj   +2 more sources

[Localizing target for transcranial electrical stimulation in epilepsy patients combining scalp electroencephalogram and neural computational model]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu Y, Li C, Han Y.
europepmc   +1 more source

[Master manipulator of vascular intervention surgical robot based on haptic feedback]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Han G, Sun Z, Tang X.
europepmc   +1 more source

[Exogenous nitric oxide suppresses K _ATP channel activity through S-nitrosylation]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Wang X, Zhang Y, Hu W, Hao X.
europepmc   +1 more source

[Automatic detection and visualization of myocardial infarction in electrocardiograms based on an interpretable deep learning model]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhang Y, Zhang Y, Xie B, Lai D.
europepmc   +1 more source

[Clinical and genetic characteristics of 165 children with salt-wasting 21-hydroxylase deficiency in Henan Province]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Yang HH, Huang A, Li Y, Chen YX, Wei HY.
europepmc   +1 more source

[A head direction cell model based on a spiking neural network with landmark-free calibration]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Yu N, Huang J, Lin K, Zhang Z.
europepmc   +1 more source

[Formation mechanisms, construction, and performance evaluation of self-assembled nanoparticles derived from natural products]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Cheng S, Li Y, Li X, Luo S, Yin Y, Wan J, Zhou X.   +6 more
europepmc   +1 more source

[Exploration and application of nanotechnology in precision transarterial chemoembolization for hepatocellular carcinoma]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Kong JQ, Li R, Zuo RN, Zhang X, Ding ZH, Dai Y.   +5 more
europepmc   +1 more source

[Electroacupuncture at Baihui and Zusanli improves fear memory extinction in single prolonged stress mice by activating hippocampal astrocytes]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Chen X, Liu C, Yang S, Wang J, Cheng P, Yin H, Wang J, Zhu G.   +7 more
europepmc   +1 more source