Results 21 to 30 of about 28,678 (259)

Effects of sintering temperature on ac conductivity, permittivity, and permeability of manganese doped cobalt ferrite nanoparticles

open access: yesResults in Physics, 2020
This paper reports on the effects of magnetic and electric properties of a non-stoichiometric composition of cobalt ferrite nanoparticles doped with manganese content at the weight percent 0.25.
M.Z. Ahsan, M.A. Islam, F.A. Khan
doaj   +1 more source

Effects of silicate modulus and alkali dosage on the performance of one-part electric furnace nickel slag-based geopolymer repair materials

open access: yesCase Studies in Construction Materials, 2023
Traditional ordinary Portland cement (OPC) repair materials with high carbon emissions and low bond strength, urgently need to be improved. A one-part electric furnace nickel slag-based geopolymer (OENG) repair material was prepared through mechanical ...
Yanran Shen   +7 more
doaj   +1 more source

Active Control of Sandwich Microbeams Vibration with FGM and Viscoelastic/ER Core [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2023
This study is devoted to analyse of free and forced vibrations and semi-active control vibrations of sandwich microbeam with Functionally Graded Materials (FGM) and viscoelastic/electrorheological (ER) core.
Amir Hossein Yousefi   +2 more
doaj   +1 more source

Structural, optical and impedance spectroscopy study of thin film of polyaniline (PANI/ZnO) nanocomposite

open access: yesMaterials Research Express, 2019
Modern organic electronic and power electronic devices gained attention due their superior performance and efficiency with reduced cost. While nanocomposites of these organic semiconductors have high potential to further enhance these properties. In this
Mutabar Shah   +6 more
doaj   +1 more source

Spectroscopic analysis for electric and magnetic properties of manganese doped cobalt nanoferrite

open access: yesResults in Physics, 2020
The investigated samples of manganese doped cobalt nanoferrites were prepared by the conventional solid-state reaction route using a planetary ball milling technique.
M.Z. Ahsan   +3 more
doaj   +1 more source

Graphical Conversion between Compliance and Modulus, Permittivity and Electric Modulus, and Impedance and Admittance [PDF]

open access: yesInternational Journal of Spectroscopy, 2014
Spectrometries probing relaxation and retardation phenomena, such as dielectric, mechanical, and impedance spectroscopies, often require the analyses with both susceptibilities spectra z and its reciprocals 1/z (e.g., complex permittivity and electric modulus, mechanical compliance and mechanical modulus, and impedance and admittance).
openaire   +1 more source

High-frequency electric modulus, impedance and conductance studies of gadolinium/niobium substituted barium titanate-lithium ferrite solids

open access: yesHybrid Advances, 2023
Using conventional solid-state techniques, BaTiO3- Li0.5Fe2.5O4composites doped with Gd/Nb are prepared. Investigations are made on the electric and micro-structural characteristics of composites at high frequencies.
Ganapathi Rao Gajula   +2 more
doaj   +1 more source

XXXIV.—The Variation of Young's Modulus under an Electric Current [PDF]

open access: yesProceedings of the Royal Society of Edinburgh, 1907
This investigation was carried out for the purpose of extending to other substances an inquiry into the effect of an electric current on Young's Modulus, which was carried out by Miss Noyes on a steel wire at Cornell University, and described in the Physical Review, No. 4, vol. ii.
openaire   +2 more sources

Dataset for correlation in γ-RbAg4I5 between ionic conductivity relaxation and specific heat

open access: yesData in Brief, 2019
Using the ac-calorimetry technique and the electric modulus formalism for analysis of ionic conductivity relaxation in crystalline γ-RbAg4I5, close to the γ to β phase transition at 120 K, the temperature derivative of microscopic interaction energy for ...
H. Correa   +2 more
doaj   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

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