Size effect features and mechanism of luminescence of colloidal PbS quantum dots, passivated with thioglicolic acid

I Grevtseva, T Chevychelova, O Ovchinnikov… - Optical and Quantum …, 2023 - Springer
This paper presents new regularities of the size effect in IR luminescence of semiconductor
colloidal PbS quantum dots, passivated with thioglycolic acid molecules (PbS/TGA QDs). It …

Synthesis of PbS–Al2O3 nanocomposites by sol–gel process and studies on their optical properties

SK Yadav, P Jeevanandam - Optical Materials, 2015 - Elsevier
PbS–Al 2 O 3 nanocomposites were prepared by a single step sol–gel method starting from
lead acetate, thiourea and aluminium isopropoxide. The crystallinity, shape of crystallites …

Germanosilicate glasses containing PbSe quantum dots for mid-infrared luminescence

J Wang, J Zhang, C Liu, J Heo, YK Kwon - Journal of Non-Crystalline Solids, 2016 - Elsevier
Lead selenide quantum dots (QDs) were precipitated in germanosilicate glasses to
investigate the effect of GeO 2 content on the precipitation and optical properties. The …

Trap state and exciton luminescence of colloidal PbS quantum dots coated with thioglycolic acid molecules

IG Grevtseva, MS Smirnov, KS Chirkov… - … sredy i mezhfaznye …, 2023 - journals.vsu.ru
Condensed Matter and Interphases Page 1 182 ISSN 1606-867Х (Print) ISSN 2687-0711 (Online)
Condensed Matter and Interphases Kondensirovannye Sredy i Mezhfaznye Granitsy https://journals.vsu.ru/kcmf …

[HTML][HTML] Рекомбинационная и экситонная люминесценция коллоидных квантовых точек PbS, покрытых молекулами тиогликолевой кислоты

ИГ Гревцева, МС Смирнов, КС Чирков… - … среды и межфазные …, 2023 - cyberleninka.ru
В работе представлены результаты исследований закономерностей ИК
люминесценции коллоидных квантовых точек PbS, покрытых молекулами …

Band gap tuning of PbSe quantum dots by SrO addition in silicate glasses

J Wang, C Liu, W Park, J Heo - Journal Of Non-Crystalline Solids, 2016 - Elsevier
Lead selenide (PbSe) quantum dots (QDs) doped with Sr 2+ were precipitated in silicate
glasses. The absorption and photoluminescence (PL) bands of the glasses blue-shifted as …

Luminescence of Thioglycolic Acid-Passivated PbS Quantum Dots in the Presence of Potassium Iodide

IG Grevtseva, KS Chirkov, OV Ovchinnikov… - Inorganic Materials, 2023 - Springer
In this paper, we discuss general trends in the IR luminescence of colloidal PbS quantum
dots 3 nm in average size, capped with thioglycolic acid molecules (PbS/TGA QDs) …

Application of quantum dot light-emitting diode harvest by quantum dot solar cells

AS Umar, A Usman, A Abubakar - Future Technology, 2024 - fupubco.com
Recent progress in photovoltaic (PV) cell usage has been hindered due to a shortage of
suitable materials that emit adequate wavelengths of light energy and convert it to electricity …

Study of silicate glasses with PbS nanoparticles using small-angle neutron scattering

SO Samoilenko, SE Kichanov, DP Kozlenko… - Journal of Surface …, 2016 - Springer
The structural aspects of PbS-nanoparticle formation in silicate glasses under different
conditions of heat treatment are studied using small-angle neutron scattering. It is …

[HTML][HTML] 1. Квантовые точки: cовременные методы синтеза и оптические свойства

АА Ремпель, ОВ Овчинников, ИА Вайнштейн… - Russian Chemical …, 2024 - uspkhim.ru
Аннотация Квантовые точки являются яркими представителями наноматериалов. Их
синтез осуществляется современными методами нанотехнологий с использованием …