Results 31 to 40 of about 33,794 (304)

Comparison of Methods to Quantify Volume During Resistance Exercise [PDF]

open access: yesJournal of Strength and Conditioning Research, 2009
The purpose of this investigation was to compare 4 different methods of calculating volume when comparing resistance exercise protocols of varying intensities. Ten Appalachian State University students experienced in resistance exercise completed 3 different resistance exercise protocols on different days using a randomized, crossover design, with 1 ...
McBride, Jeffrey M.   +5 more
openaire   +4 more sources

Magnetic, electrical, and GPR waterborne surveys of moraine deposits beneath a lake: A case history from Turin, Italy [PDF]

open access: yes, 2011
Bathymetry and bottom sediment types of inland water basins provide meaningful information to estimate water reserves and possible connections between surface and groundwater.
Sambuelli, Luigi   +3 more
core   +1 more source

Application of the electrical resistivity method and the estimation of limestone volume: a case study [PDF]

open access: yes, 2023
The present work used the electrical resistivity approach to conduct a three-dimensional modeling and initial volume estimation of the limestone layer in the Mintom region located in southern Cameroon.
Ribodetti, Alessandra (author)   +7 more
core   +3 more sources

Effect of Doping Microcapsules on Typical Electrical Performances of Self-Healing Polyethylene Insulating Composite

open access: yesApplied Sciences, 2019
Polyethylene cables, as important transmission equipment of modern power grid, would inevitably be slightly damaged, which seriously threatens the safety of the power supply.
Youyuan Wang   +3 more
doaj   +1 more source

Thermal conductivity and dielectric properties of bismaleimide/cyanate ester copolymer

open access: yesHigh Voltage, 2017
The blend was synthesised with bismaleimide (BMI) resin and bisphenol A-based cyanate ester (BADCy) resin. The BMI/BADCy copolymer showed excellent dielectric and thermal conductivity properties. The volume resistivity of the copolymer was a little lower
Lin Wan   +3 more
doaj   +1 more source

Early hydration heat release and strength evolution of cemented backfill with graded fine tailings

open access: yes工程科学学报, 2023
In this work, the early hydration reaction and mechanical evolution characteristics of graded fine tailing cemented backfill are studied. The hydration exothermicity and electrical resistance characteristics of backfill slurry with different lime sand ...
Yun-peng KOU   +5 more
doaj   +1 more source

Assessment of quarry volume using 2-D resistivity imaging method [PDF]

open access: yes, 2013
A geophysical survey was carried out at Masai quarry, Johor Darul Takzim to estimate the volume of overburden and rock can be excavated. A total of 6 survey lines were conducted in the study area using 2-D resistivity imaging; carried out with pole ...
Mohamad, Edy Tonnizam   +4 more
core   +1 more source

Preparation of Graphene and Its Effect on Conductivity Epoxy Resin

open access: yesCailiao gongcheng, 2018
High quality graphene and its epoxy composites were prepared by exfoliation of first stage FeCl3-GICs with sodium borohydride (NaBH4) aqueous solution, followed by compounding with epoxy resin.
QIAO Xu, LIN Zhi, LIN Xiao-dan
doaj   +1 more source

Influence of Copper Particles on Breakdown Voltage and Frequency-Dependent Dielectric Property of Vegetable Insulating Oil

open access: yesEnergies, 2017
The insulating performance of oil is vulnerable to particles especially the conductive particles. This paper investigated the influence of copper particles of micrometer size on the breakdown strength and frequency-dependent properties of vegetable oil ...
Jing Zhang   +4 more
doaj   +1 more source

Effect of Environmental Temperature on the Insulating Performance of Epoxy/MgO Nanocomposites

open access: yesApplied Sciences, 2020
This article reports on the development of nano-MgO/epoxy resin composites with various mass ratios via a solution blending method. The influence of MgO nanofillers on the thermal properties and the effect of environmental temperature on the insulating ...
Guanghui Ge   +3 more
doaj   +1 more source

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