Results 1 to 10 of about 216,965 (179)

Thermally Reentrant Crystalline Phase Change in Perovskite‐Derivative Nickelate Enabling Reversible Switching of Room‐Temperature Electrical Resistivity [PDF]

Advanced Science, 2023
Reversible switching of room‐temperature electrical resistivity due to crystal‐amorphous transition is demonstrated in various chalcogenides for development of non‐volatile phase change memory.
Kota Matsumoto, Hideyuki Kawasoko, Eiji Nishibori, Tomoteru Fukumura   +3 more
doaj   +2 more sources

Experimental study on the electrical resistivity characteristics of sand under different testing conditions

地质科技通报, 2023
Objective The results of laboratory tests on the electrical resistivity of sand are widely used in the interpretation of field electrical resistivity tomography.
Shuqing Yuan, Ronglin Sun, Jinbing Xing, Wei Xiao   +3 more
doaj   +1 more source

Electrical resistivity of FeSi alloy under high pressure

Tạp chí Khoa học Đại học Huế: Khoa học Tự nhiên, 2023
The electrical resistivity of FeSi alloy under the influence of pressure is studied based on the Matthiessen's rule and saturation electrical resistivity model. Numerical calculations were conducted for FeSi up to a pressure of 100 GPa and compared with
Thi Hong Nguyen
doaj   +1 more source

Electrical resistivity evolution of compacted silty clay under drying−wetting cycles sequentially coupled with dynamic loads

Rock and Soil Mechanics, 2021
The performance evolution of subgrade soil under the coupling effect of drying?wetting cycle and dynamic load is essential for the safety and stability of the subgrade.
HU Zhi, AI Pin-bo , LI Zhi-chao, MA Qiang, LI Li-hua   +4 more
doaj   +1 more source

Prediction of microstructure of grey cast irons by electrical resistivity measurements [PDF]

Archives of Metallurgy and Materials, 2019
The paper describes the influence of graphite shape, size and amount to electrical properties of different cast irons. Experiments of electrical resistivity measurements were conducted during solidification of four different melts in different time ...
M. Petrič, P. Mrvar, P. Kastelic
doaj   +1 more source

Influence of electrical resistivity and machining parameters on electrical discharge machining performance of engineering ceramics. [PDF]

PLoS ONE, 2014
Engineering ceramics have been widely used in modern industry for their excellent physical and mechanical properties, and they are difficult to machine owing to their high hardness and brittleness.
Renjie Ji, Yonghong Liu, Ruiqiang Diao, Chenchen Xu, Xiaopeng Li, Baoping Cai, Yanzhen Zhang   +6 more
doaj   +1 more source

Synergistic improved electrical resistivity-temperature characteristics and DC breakdown strength in insulating XLPE composites by incorporating positive temperature coefficient particles

Polymer Testing, 2023
Weakening the electrical resistivity-temperature dependence of cross-linked polyethene (XLPE) is an effective way to enhance the electric field uniformity of high-voltage direct current (HVDC) cables.
Guimin Jiang, Yuanxiang Zhou, Chenyuan Teng, Yunxiao Zhang, Xin Huang, Luming Zhou, Da Yang   +6 more
doaj   +1 more source

Investigation of the early-age microstructural development of hydrating cement pastes through electrical resistivity measurements

Case Studies in Construction Materials, 2020
The non-contact electrical resistivity method was employed to investigate the microstructural development of three grades of cement under a fixed water-to-cement ratio (w/c) and the same curing conditions. The method was verified by measuring the heat of
Farqad Yousuf, Wei Xiaosheng
doaj   +1 more source

Discontinuity Predictions of Porosity and Hydraulic Conductivity Based on Electrical Resistivity in Slopes through Deep Learning Algorithms

Sensors, 2021
Electrical resistivity is used to obtain various types of information for soil strata. Hence, the prediction of electrical resistivity is helpful to predict the future behavior of soil.
Seung-Jae Lee, Hyung-Koo Yoon
doaj   +1 more source

Preliminary study on the contribution of osmotic effects for the electrical resistivity of sands [PDF]

E3S Web of Conferences, 2020
Electrical resistivity of soils can be used to evaluate the level of contamination in soils in geophysical prospection tests. The chemical composition of pore fluid also corresponds to a given water potential, named as osmotic suction.
Borges Inês, Gingine Vikas, Cardoso Rafaela   +2 more
doaj   +1 more source