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14 Result(s)

within K. Khirouni Remove this filter Applied and Technical Physics Remove this filter

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  1. No Access

    Article

    Examination of charge-carriers hop** and identification of relaxation phenomenon and blocking effect in perovskite system

    La0.8Na0.2MnO3 perovskite is successfully synthesized using the conventional solid-state reaction. X-ray diffraction diagram confirms the perovskite compound formation and reveals that the prepared material is cr...

    Wided Hizi, M. Wali, H. Rahmouni, K. Khirouni… in The European Physical Journal Plus (2024)

  2. Article

    Correction: Studies on conduction mechanism and dielectric properties of Pr0.65Ca0.25Ba0.1MnO3 compound

    Amira Khlifi, R. Hanen, H. Rahmouni, N. Guermazi… in The European Physical Journal Plus (2024)

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  3. No Access

    Article

    Electrical and dielectric properties of the La0.4Bi0.3Sr0.2Ba0.1MnO3 ceramic synthesized by sol–gel method

    We investigate the electrical and dielectric properties of the La0.4Bi0.3Sr0.2Ba0.1MnO3 manganite that is prepared by the sol–gel method. Over the explored temperature interval, our compound reveals a semiconduct...

    H. Salhi, Y. Moualhi, A. Mleiki, H. Rahmouni… in The European Physical Journal Plus (2023)

  4. No Access

    Article

    Studies on conduction mechanism and dielectric properties of Pr0.65Ca0.25Ba0.1MnO3 compound

    Electrical responses and dielectric behaviors of Pr0.65Ca0.25Ba0.1MnO3 were detailed using impedance spectroscopy impedance. The investigation of DC electrical conductivity indicates that the sample shows a semic...

    Amira Khlifi, R. Hanen, H. Rahmouni, N. Guermazi… in The European Physical Journal Plus (2023)

  5. No Access

    Article

    Optical and thermoelectric properties of NaNbO3 thin film deposed by spray pyrolysis: experimental and DFT study

    Thermoelectric materials are gaining popularity as one of the most effective solutions to the energy issue because of their capacity to create electricity from waste heat without polluting the environment. In ...

    A. Mabrouki, Amira Bougoffa, Abdessalem Trabelsi… in The European Physical Journal Plus (2022)

  6. No Access

    Article

    Investigation of the dielectric response and the transport properties of samarium and strontium-based manganite

    Electrical and dielectric properties of the Sm0.45Pr0.1Sr0.45MnO3 compound are presented within the wide frequency and temperature ranges. Dielectric analysis proved the polar dielectric behavior of the studied c...

    Y. Moualhi, A. Mleiki, H. Rahmouni, K. Khirouni in The European Physical Journal Plus (2022)

  7. No Access

    Article

    Influence of Fe do** on physical properties of charge ordered praseodymium–calcium–manganite material

    We investigated the effect of iron substitutions upon the structural, magnetic, electric, and dielectric properties in Pr0.7Ca0.3Mn1–xFexO3 mixed-valence manganite. The samples were synthesized using the solid-st...

    Y. Moualhi, R. M’nassri, Muaffaq M. Nofal… in The European Physical Journal Plus (2020)

  8. No Access

    Article

    Investigations of electrical properties of Pr0.65Ca0.25Cd0.1MnO3 ceramic

    Pr0.65Ca0.25Cd0.1MnO3 ceramic was elaborated using the conventional solid-state reaction technique. The polycrystalline sample was subjected to investigate by ac impedance spectroscopy. From the main results, the...

    A. Khlifi, R. Hanen, A. Mleiki, H. Rahmouni… in The European Physical Journal Plus (2020)

  9. No Access

    Article

    Transport properties of La0.9Sr0.1MnO3 manganite

    Impedance spectroscopy technique was used to characterize the electrical properties in a wide range of frequency [40–105 Hz] and temperature [80–700 K]. As a result, AC-conductivity spectrum follows the ‘double J...

    W. Hizi, H. Rahmouni, M. Gassoumi, K. Khirouni… in The European Physical Journal Plus (2020)

  10. No Access

    Article

    Sintering temperature effects on some physical properties of a Dy0.5(Sr/Ca)0.5MnO3 system

    A Dy0.5(Sr0.95Ca0.05)0.5MnO3 system has been prepared by the sol gel method and sintered at temperatures of 700 °C and 1350 °C for a similar period of time. Its electrical and dielectrical data as a function of f...

    S. Kraiem, W. Hzez, R. Hamdi, A. Tozri, H. Rahmouni… in The European Physical Journal Plus (2019)

  11. No Access

    Article

    Polarization and Ni content effects on structural properties, electrical conductivity, complex impedance and dielectric constant of Co-Mg-ferrites

    Pechini sol-gel technique was used to prepare Mg0.6-xNixCo0.4Fe2O4 (x = 0 , 0.2, 0.4 and 0.6)-ferrite materials. Then, X-ray diffraction (XRD), scanning electron microscopy (SEM) and impedance spectroscopy techni...

    R. Jemaï, R. Lahouli, H. Rahmouni, S. Hcini… in The European Physical Journal Plus (2018)

  12. No Access

    Article

    Fe substitution for Mn in PrSrCaMnO - The electrical and dielectrical properties of Pr0.6Sr0.3Ca0.1Mn1-xFexO3 perovskite

    We have performed admittance spectroscopy measurements on a series of \(Pr_{0.6}Sr_{0.3}Ca_{0.1}Mn_{1-x}Fe_{x}O_{3}\) (...

    B. Cherif, R. Jemai, H. Rahmouni, M. Baazaoui… in The European Physical Journal Plus (2016)

  13. No Access

    Article

    Partial substitution effects on the physical properties of Ba0.67Nd0.22Ti(1-x)SnxO3

    Perovskite-ceramics Ba0.67Nd0.22Ti(1-x)SnxO3 (BNTSnx) with \( 0\leq x\leq 0.10\) are synthesized by the conventional so...

    R. Brahem, H. Rahmouni, N. Farhat, L. C. Costa… in The European Physical Journal Plus (2015)

  14. No Access

    Article

    D.C Current-Voltage Characteristics and Admittance Spectroscopy of an Al-Porous Si Barrier

    We present the temperature and frequency dependence of the current-voltage (I-V) characteristics of Al barriers deposited on porous Si grown on p-type Si substrates. These barriers exhibit a rectifying behavio...

    K. Khirouni, J. C. Bourgoin, K. Borgi, H. Maaref… in MRS Online Proceedings Library (1996)