Polymer nanocomposites containing semiconductors as advanced materials for EMI shielding
Miniaturization of electronic devices and systems enhances the complexity of inbuilt circuitry,
thereby giving rise to electromagnetic interference (EMI). EMI is a serious cause of concern …
thereby giving rise to electromagnetic interference (EMI). EMI is a serious cause of concern …
Exploring the Interrelation between Urbach Energy and Dielectric Constant in Hf-Substituted BaTiO3
The variation of dielectric constant (εr) in the low-frequency region (∼ 106 Hz) in Hf-
substituted BaTiO3 has been modelled considering the electronic disorder in the form of …
substituted BaTiO3 has been modelled considering the electronic disorder in the form of …
Investigating the correlation between the Urbach energy and asymmetry parameter of the Raman mode in semiconductors
A quantitative correlation between the Urbach energy (E u) and asymmetry parameter q of
Raman spectra has been derived. For this purpose, the effect of electronic disorder (∼ E u) …
Raman spectra has been derived. For this purpose, the effect of electronic disorder (∼ E u) …
Compositional-induced structural transformation and relaxor ferroelectric behavior in Sr/Nb-modified Bi4Ti3O12 Aurivillius ceramics
TP Wendari, M Ikhram - Ceramics International, 2022 - Elsevier
This study reports the synthesis of Sr/Nb-modified Bi 4 Ti 3 O 12 Aurivillius phase, Sr x Bi 4-x
Ti 3-x Nb x O 12 (x= 0, 0.5, 1, 1.5, and 2) for lead-free relaxor ferroelectric materials using the …
Ti 3-x Nb x O 12 (x= 0, 0.5, 1, 1.5, and 2) for lead-free relaxor ferroelectric materials using the …
Role of Laser Excitation Wavelength and Power in the Fano Resonance Scattering in RFe0.50Cr0.50O3 (R = Sm, Er, and Eu): A Brief Raman Study
Here in the present report, we have extensively studied the impact of the excitation laser
wavelength and laser power on the Raman spectrum of mixed Fe-Cr-based rare-earth …
wavelength and laser power on the Raman spectrum of mixed Fe-Cr-based rare-earth …
Unorthodox Approach to Realize the Correlation between the Dielectric Constant and Electronic Disorder in Cr-Doped PrFeO3
Here, in the present report, an attempt has been made to explore a quantitative correlation
between the Urbach energy (EU) and the dielectric constant (ε) by using a Bohr-like model …
between the Urbach energy (EU) and the dielectric constant (ε) by using a Bohr-like model …
Temperature-dependent dielectric loss in BaTiO3: Competition between tunnelling probability and electron-phonon interaction
The temperature-dependent impedance spectroscopy, optical absorption spectroscopy, and
Raman spectroscopic measurements have been carried out on BaTiO 3 in the temperature …
Raman spectroscopic measurements have been carried out on BaTiO 3 in the temperature …
Analysis of structural disorder on Raman spectra of semiconductors
This Tutorial provides a fundamental discussion on the lattice dynamics of physical systems
introduced with disorder and, hence, the importance of Raman spectroscopy (RS) technique …
introduced with disorder and, hence, the importance of Raman spectroscopy (RS) technique …
Investigation of Ba and Ti sites occupation effects on structural, optical and dielectric properties of sol gel processed Y-doped BaTiO3 ceramics
Incorporation of chemical elements into the A and/or B sites of the ABO 3 perovskite
structure generates disorder (topological disorder, oxygen vacancies,…) in this structure …
structure generates disorder (topological disorder, oxygen vacancies,…) in this structure …
Origin of ferroelectricity in cubic phase of Hf substituted BaTiO3
The origin of ferroelectricity in the cubic phase of BaTi 1− x Hf x O 3 has been investigated.
The presence of well-defined ferroelectric polarization versus electric field (PE) hysteresis …
The presence of well-defined ferroelectric polarization versus electric field (PE) hysteresis …