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J. Cent. South Univ. (2019) 26: 612-622 DOI: https://doi.org/10.1007/s11771-019-4032-8 An adaptive electrical resistance tomography sensor with flow pattern recognition capability WANG Pai(王湃)1, LI... Press and Springer-Verlag GmbH Germany, part of Springer Nature 2019 Abstract: The all traditional electrical resistance tomography (ERT) sensors have a static structure, which cannot satisfy......
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are shown in Fig. 3. The electrical resistance of single MWCNT of 0.6 ?m long is about 330 kΩ in linear region under bias voltage from 2.5 to 4.5 V. The carbon nanotube can carry large current of up.... The electrical resistance of single MWCNT is about 450 kΩ in linear region under bias voltage from 2 to 4 V. The carbon nanotube can carry large current of up to 6 μA (current density of about 107......
) were used to survey crystal composition and microstructures of specimens cured for 3 h, 1 d, 7 d and 28 d. Finally, electrical parameters (electrical resistance and AC impedance spectroscopy... resistance of steel bars in cement paste. Key words: rice husk ash; thermogravimetric analysis; electrical parameters; X-ray diffraction; corrosion resistance Cite this article as: WANG Hui, ZHANG Ai......
of electrical conductivity[2-8,12-14], such as 4-electrode method, Wheatstone bridge and Kelvi bridge method. Bridge methods can eliminate errors from lead resistance. But the reproducibility..., A, unchanged. The slope is therefore derived through a series of circuit resistance measurements versus the programmed lengths of the conductivity cell. The electrical conductivity derived from Eqn......
with a thickness τ=2 nm for Nafion1135 membrane. Key words: ion exchange membrane; AC electrical field; AC impedance; membrane/solution interface; structure; resistance 1 Introduction Ion exchange membrane... Structure and resistance of concentration polar layer on cation exchange membrane-solution interface SANG Shang-bin(桑商斌), HUANG Ke-long(黄可龙), LI Xiao-gang(李晓刚), WANG Xian(王 显) School of Chemistry......
Microstructure and electrical properties of Lu2O3-doped ZnO-Bi2O3-based varistor ceramics XU Dong(徐 东)1, 2, SHI Xiao-feng(史小锋)1, CHENG Xiao-nong(程晓农)1, YANG Juan(杨 娟)1, FAN Yue-e(樊曰娥)1, YUAN Hong..., and the microstructures of the varistor ceramics samples were characterized by X-ray diffractometry (XRD) and scanning electron microscopy (SEM); at the same time, the electrical properties and V-I......
resistance materials. This indicated that the high electrical resistance area was frequently made and discharged during the machining. On the other hand, it was assumed that the normal discharges played... of processes. One was fabrication of the carbon products on the discharged high electrical resistance area by the long pulse. The other was common mass removal machining by the normal discharge pulse......
%, respectively. The results indicate that with the increase of graphite content, the contact resistance of electrical contacts is enhanced to a certain level then remains constant. Friction coefficient... conductivity, decline of friction surface temperature and inhibition of adhesive wear between composites and slip rings. Key words: CNTs-Ag-G electrical contact material; graphite; contact resistance......
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