نتایج جستجو برای: electronic band structures

تعداد نتایج: 779030  

جماالدین علوی املشی, , فرید ناصح نیا, , مرتضی ساسانی قمصری, ,

  PbS semiconductor non-crystals have been synthesized in order to study the modification of their electronic structures and optical properties in relation to their size. The synthesis has been carried out by using the techniques of colloidal chemistry. Strong quantum confinement behavior has been observed based on the analysis of optical spectra of these particles. The average particle size ap...

Journal: :Frontiers in Physics 2023

EDITORIAL article Front. Phys., 04 August 2023Sec. Condensed Matter Physics Volume 11 - 2023 | https://doi.org/10.3389/fphy.2023.1260872

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

highly crystalline and pure lithium metasilicate (li2sio3) and lithium disilicate (li2si2o5) nanomaterials were synthesized by hydrothermal method and characterized by pxrd technique. the changes in the morphology and particle size of the synthesized nanomaterials with reaction time were investigated using sem technique. the uv-vis and photoluminescence spectra of the compounds were studied. th...

In this work facile sol-gel (pechni) method has been successfully established to synthesize Zn4B6O13 nanocrystals which have cubic crystals with lattice parameter: a =7.48 A. The structure and morphology of the obtained material were studied by X-ray diffraction (XRD), Infrared spectra (IR), scanning electron microscopy (SEM) and photoluminescence analysis. The experimental results show a band ...

In this work facile sol-gel (pechni) method has been successfully established to synthesize Zn4B6O13 nanocrystals which have cubic crystals with lattice parameter: a =7.48 A. The structure and morphology of the obtained material were studied by X-ray diffraction (XRD), Infrared spectra (IR), scanning electron microscopy (SEM) and photoluminescence analysis. The experimental results show a band ...

Journal: :international journal of nano dimension 0
n. syarif department of chemistry, faculty of mathematics and natural sciences, university of indonesia, indonesia. department of chemistry, faculty of mathematics and natural sciences, sriwijaya university, indonesia.

graphite oxide constitutes carbon network with oxygen atoms both on hexagonal arrangement and the edge sites. structural and electronic properties for graphite-oxygen complexes have been explored using first-principles total-energy calculations within the local density approximation (lda). band structures and density of states for the propose carbon 3d models are reported. a finite energy gap and...

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