Self-trapped excitons in soft semiconductors

J Tan, D Li, J Zhu, N Han, Y Gong, Y Zhang - Nanoscale, 2022 - pubs.rsc.org
Self-trapped excitons (STEs) have attracted tremendous attention due to their intriguing
properties and potential optoelectronic applications. STEs are formed from the lattice …

Synthesis, photophysical properties and surface chemistry of chalcopyrite-type semiconductor nanocrystals

D Moodelly, P Kowalik, P Bujak, A Pron… - Journal of Materials …, 2019 - pubs.rsc.org
Ternary and quaternary chalcopyrite-type nanocrystals of MIMIIIE2 and MIMIIIZnE2 type (MI=
Ag, Cu; MIII= In, Fe; E= S, Se) and their core/shell structures have attracted a huge interest in …

Inherently broadband photoluminescence in Ag–In–S/ZnS quantum dots observed in ensemble and single-particle studies

O Stroyuk, F Weigert, A Raevskaya… - The Journal of …, 2019 - ACS Publications
We present a series of results that demonstrate that the broadband photoluminescence (PL)
of aqueous glutathione-capped Ag–In–S (AIS) nanocrystals (NCs) is an inherent property of …

Do** Sn4+ ionized cocatalyst in CdSe/S colloidal crystal for promoting photocatalytic CO2 reduction under visible light

Y Yan, Y Wang, Z Zhang, S Zhang, J Ye… - Chemical Engineering …, 2023 - Elsevier
The exploration of low-cost and efficient cocatalysts is vitally important for attaining reliable
and affordable photocatalytic CO 2 conversion. Here, it is found that post-transition metal …

Selective Passivation of Surface toward Bright Yellow Defective Emission of CdS Quantum Dots

C Wang, WZ Yang, ZM Feng, ZJ Cheng… - Inorganic …, 2023 - ACS Publications
CdE (E= S, Se) quantum dots (QDs) with a broad and large Stokes shift PL emission have
emerged as potential materials for white-light LEDs. However, this surface-related emission …

Advanced Interface Engineering in Gradient Core/Shell Quantum Dots Enables Efficient Photoelectrochemical Hydrogen Evolution

H Zhang, J Liu, LV Besteiro, GS Selopal, Z Zhao, S Sun… - Small, 2024 - Wiley Online Library
Semiconductor core/shell quantum dots (QDs) are considered promising building blocks to
fabricate photoelectrochemical (PEC) cells for the direct conversion of solar energy into …

Structural and Optical Properties of CeO2 Nanoparticles Synthesized by Modified Polymer Complex Method

J Calvache-Muñoz, FA Prado, L Tirado… - Journal of Inorganic and …, 2019 - Springer
Abstract Ceria nanoparticles (Ceria-NPs) were synthesized using a modified polymer
complex method and their structural and optical properties were evaluated. The solids were …

Raman and X-ray Photoemission Identification of Colloidal Metal Sulfides as Potential Secondary Phases in Nanocrystalline Cu2ZnSnS4 Photovoltaic Absorbers

O Selyshchev, Y Havryliuk, MY Valakh… - ACS Applied Nano …, 2020 - ACS Publications
The aim of this study is to establish reliable spectroscopic fingerprints of compounds that
may form as secondary phases in Cu2ZnSnS4 (CZTS) nanocrystals (NCs) synthesized by …

Ultra-small aqueous glutathione-capped Ag–In–Se quantum dots: luminescence and vibrational properties

O Raievska, O Stroyuk, V Dzhagan, D Solonenko… - RSC …, 2020 - pubs.rsc.org
We introduce a direct aqueous synthesis of luminescent 2–3 nm Ag–In–Se (AISe) quantum
dots (QDs) capped by glutathione (GSH) complexes, where sodium selenosulfate …