Vibrational spectroscopy of compound semiconductor nanocrystals

VM Dzhagan, YM Azhniuk, AG Milekhin… - Journal of Physics D …, 2018 - iopscience.iop.org
A review of recent applications of Raman spectroscopy as a fast, sensitive, and non-
destructive technique for exploring II–VI semiconductor nanocrystals fabricated by various …

Cadmium sulfide nanoparticles prepared by chemical bath deposition

NS Kozhevnikova, AS Vorokh… - Russian Chemical …, 2015 - iopscience.iop.org
Key results of recent studies on cadmium sulfide nanoparticles are systematized. The
dependence of the structure and properties of CdS nanoparticles on the nanoparticle size is …

“Green” Aqueous Synthesis and Advanced Spectral Characterization of Size-Selected Cu2ZnSnS4 Nanocrystal Inks

O Stroyuk, A Raevskaya, O Selyshchev, V Dzhagan… - Scientific Reports, 2018 - nature.com
Abstract Structure, composition, and optical properties of colloidal mercaptoacetate-
stabilized Cu2ZnSnS4 (CZTS) nanocrystal inks produced by a “green” method directly in …

Morphology-induced phonon spectra of CdSe/CdS nanoplatelets: core/shell vs. core–crown

V Dzhagan, AG Milekhin, MY Valakh, S Pedetti… - Nanoscale, 2016 - pubs.rsc.org
Recently developed two-dimensional colloidal semiconductor nanocrystals, or nanoplatelets
(NPLs), extend the palette of solution-processable free-standing 2D nanomaterials of high …

Origin of the Broadband Photoluminescence of Pristine and Cu+/Ag+-Doped Ultrasmall CdS and CdSe/CdS Quantum Dots

O Stroyuk, A Raevskaya, N Gaponik… - The Journal of …, 2018 - ACS Publications
Ultrasmall (∼ 2 nm) copper (I)-and silver (I)-doped CdS and core/shell CdSe/CdS quantum
dots (QDs) stabilized by Cd (II) complexes with mercaptoacetate anions and ammonia were …

Probing confined phonon modes in individual CdSe nanoplatelets using surface-enhanced Raman scattering

DO Sigle, JT Hugall, S Ithurria, B Dubertret… - Physical review …, 2014 - APS
The phonon modes of individual ultrathin CdSe nanoplatelets are investigated using surface-
enhanced Raman scattering in a tightly confined plasmonic geometry. The surface …

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 …

Phonon Raman spectroscopy of nanocrystalline multinary chalcogenides as a probe of complex lattice structures

V Dzhagan, AP Litvinchuk, MY Valakh… - Journal of Physics …, 2022 - iopscience.iop.org
Abstract Ternary (I–III–VI) and quaternary (I–II–IV–VI) metal-chalcogenides like CuInS 2 or
Cu 2 ZnSn (S, Se) 4 are among the materials currently most intensively investigated for …

Phonon spectra of strongly luminescent nonstoichiometric Ag–In–S, Cu–In–S, and Hg–In–S nanocrystals of small size

V Dzhagan, O Selyshchev, O Raievska… - The Journal of …, 2020 - ACS Publications
We present a detailed analysis of Raman and infrared (IR) phonon spectra of strongly
luminescent nonstoichiometric M–In–S (M= Cu, Ag, Hg) and core/shell M–In-S/ZnS …

Atomistic analysis of room temperature quantum coherence in two-dimensional CdSe nanostructures

S Pal, P Nijjar, T Frauenheim, OV Prezhdo - Nano Letters, 2017 - ACS Publications
Recent experiments on CdSe nanoplatelets synthesized with precisely controlled thickness
that eliminates ensemble disorder have allowed accurate measurement of quantum …