[HTML][HTML] Self-trapping in bismuth-based semiconductors: Opportunities and challenges from optoelectronic devices to quantum technologies
Semiconductors based on bismuth halides have gained attention for a wide range of
electronic applications, including photovoltaics, light-emitting diodes, and radiation …
electronic applications, including photovoltaics, light-emitting diodes, and radiation …
Analysis of the Urbach tails in absorption spectra of undoped ZnO thin films
RC Rai - Journal of Applied Physics, 2013 - pubs.aip.org
We report the analysis of the Urbach effect in the absorption spectra of the undoped ZnO thin
films. The absorption coefficients of the ZnO thin films show the exponential rise, also known …
films. The absorption coefficients of the ZnO thin films show the exponential rise, also known …
Electronic and optical properties of BaTiO3 across tetragonal to cubic phase transition: An experimental and theoretical investigation
Temperature dependent diffuse reflectance spectroscopy measurements were carried out
on polycrystalline samples of BaTiO 3 across the tetragonal to cubic structural phase …
on polycrystalline samples of BaTiO 3 across the tetragonal to cubic structural phase …
Effect of structural disorder on the Urbach energy in Cu ternaries
From the analysis of the Urbach tail in CuInSe 2 and CuInTe 2, it is found that the energy h ν
p involved in the electron–exciton-phonon interaction is not that of the ordered compound …
p involved in the electron–exciton-phonon interaction is not that of the ordered compound …
Growth and characterization of organic 2, 4-dihydroxybenzophenone single crystals for nonlinear optical applications
MLL Rose, T Suthan, S Goma… - Journal of Materials …, 2023 - Springer
Abstract The organic 2, 4-dihydroxybenzophenone single crystals were grown by the slow
evaporation solution growth technique. Single crystal X-ray diffraction (XRD) and powder …
evaporation solution growth technique. Single crystal X-ray diffraction (XRD) and powder …
Temperature dependence of the band-gap energy and sub-band-gap absorption tails in strongly quantized ZnSe nanocrystals deposited as thin films
The temperature-dependent optical absorption of 3D arrays of close-packed strongly
quantized ZnSe QDs, deposited in thin film form, is studied in the interval from 11 to 340 K …
quantized ZnSe QDs, deposited in thin film form, is studied in the interval from 11 to 340 K …
Temperature dependence of the optical energy gap and Urbach's energy of CuIn5Se8
The optical properties of the ordered defect compound CuIn5Se8, which crystallizes in a
hexagonal structure, have been studied by the absorption technique. The analysis of the …
hexagonal structure, have been studied by the absorption technique. The analysis of the …
Temperature dependence of the optical energy gap and Urbach–Martienssen's tail in the absorption spectra of the layered semiconductor Tl2GaInSe4
B Abay, HS Güder, H Efeoğlu, YK Yoğurtçu - Journal of Physics and …, 2001 - Elsevier
The effect of temperature on the optical energy gap for Tl2GaInSe4 layered crystals were
investigated in the temperature range of 10–330K. The variation of the optical absorption …
investigated in the temperature range of 10–330K. The variation of the optical absorption …
Urbach–Martienssen's tail in the absorption spectra of the ordered vacancy compound
The presence of Urbach–Martienssen's tail in the absorption coefficient spectra just below
the fundamental absorption edge is observed in several samples of the ordered vacancy …
the fundamental absorption edge is observed in several samples of the ordered vacancy …
Substrate biasing effect on the physical properties of reactive RF-magnetron-sputtered aluminum oxide dielectric films on ITO glasses
LY Liang, HT Cao, Q Liu, KM Jiang… - … Applied Materials & …, 2014 - ACS Publications
High dielectric constant (high-k) Al2O3 thin films were prepared on ITO glasses by reactive
RF-magnetron sputtering at room temperature. The effect of substrate bias on the subband …
RF-magnetron sputtering at room temperature. The effect of substrate bias on the subband …