Improved size distribution of AgBiS2 colloidal nanocrystals by optimized synthetic route enhances photovoltaic performance
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Energy Research"
DOI: 10.1002/er.5695
Abstract: Ternary silver bismuth sulfide (AgBiS2) colloidal nanocrystals (NCs) have been recognized as a photovoltaic absorber for environmentally‐friendly and low‐temperature‐processed thin film solar cells. However, previous synthetic methods involving hot injection of sulfur precursors into metal… read more here.
Keywords: size; colloidal nanocrystals; size distribution; synthetic route ... See more keywords
Strategies for enhancing conductivity of colloidal nanocrystals and their photoelectronic applications
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Energy Chemistry"
DOI: 10.1016/j.jechem.2019.12.022
Abstract: Abstract Semiconductor colloidal nanocrystals (NCs) have size- and shape-dependent optoelectronic properties due to the quantum confinement effect, and are considered to be promising optoelectronic materials. Among them, II–VI (CdSe, CdS, CdTe, etc.) and IV–VI (PbSe,… read more here.
Keywords: optoelectronic devices; colloidal ncs; colloidal; conductivity ... See more keywords
Self-Assembly of Colloidal Nanocrystals into 3D Binary Mesocrystals.
Sign Up to like & getrecommendations! Published in 2022 at "Accounts of chemical research"
DOI: 10.1021/acs.accounts.2c00074
Abstract: ConspectusBiominerals are unique materials found in many living organisms that often display outstanding functionalities attributed to their mesocrystalline structure. Mesocrystals are nanocrystal superstructures with mutual crystallographic alignment of the building units. One could thus imagine… read more here.
Keywords: self assembly; colloidal nanocrystals; binary mesocrystals; nanocrystals binary ... See more keywords
Cu+ → Mn2+ Energy Transfer in Cu, Mn Coalloyed Cs3ZnCl5 Colloidal Nanocrystals
Sign Up to like & getrecommendations! Published in 2022 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.2c01578
Abstract: In this work, we report the hot-injection synthesis of Cs3ZnCl5 colloidal nanocrystals (NCs) with tunable amounts of Cu+ and Mn2+ substituent cations. All the samples had a rodlike morphology, with a diameter of ∼14 nm… read more here.
Keywords: energy transfer; colloidal nanocrystals; cs3zncl5 colloidal;
Colloidal Nanocrystals as Heterogeneous Catalysts for Electrochemical CO2 Conversion
Sign Up to like & getrecommendations! Published in 2018 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.8b04155
Abstract: In the past decade, atomically engineered nanomaterials with different sizes and exposed facets have been proven to be excellent model systems to advance catalytic studies. Colloidal chemistry is one of the most powerful wet-chemistry techniques… read more here.
Keywords: nanocrystals heterogeneous; heterogeneous catalysts; chemistry; colloidal nanocrystals ... See more keywords
Entropy-Driven Unconventional Crystallization of Spherical Colloidal Nanocrystals Confined in Wide Cylinders.
Sign Up to like & getrecommendations! Published in 2021 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c03127
Abstract: The densest packings of identical spherical colloidal nanocrystals in a thin cylinder generally give rise to confinement-induced chiral ordering. Here, we demonstrate that entropy can invalidate Pauling's packing rules for the nanocrystals confined in wide… read more here.
Keywords: spherical colloidal; nanocrystals confined; confined wide; wide cylinders ... See more keywords
Direct Patterning of Colloidal Nanocrystals via Thermally Activated Ligand Chemistry.
Sign Up to like & getrecommendations! Published in 2022 at "ACS nano"
DOI: 10.1021/acsnano.2c04033
Abstract: Precise patterning with microscale lateral resolution and widely tunable heights is critical for integrating colloidal nanocrystals into advanced optoelectronic and photonic platforms. However, patterning nanocrystal layers with thickness above 100 nm remains challenging for both… read more here.
Keywords: thermally activated; activated ligand; ligand chemistry; chemistry ... See more keywords
Nanofluidic Trapping of Faceted Colloidal Nanocrystals for Parallel Single-Particle Catalysis
Sign Up to like & getrecommendations! Published in 2022 at "ACS Nano"
DOI: 10.1021/acsnano.2c06505
Abstract: Catalyst activity can depend distinctly on nanoparticle size and shape. Therefore, understanding the structure sensitivity of catalytic reactions is of fundamental and technical importance. Experiments with single-particle resolution, where ensemble-averaging is eliminated, are required to… read more here.
Keywords: catalysis; colloidal nanocrystals; single particle; trapping faceted ... See more keywords
Red Emission from Copper-Vacancy Color Centers in Zinc Sulfide Colloidal Nanocrystals.
Sign Up to like & getrecommendations! Published in 2023 at "ACS nano"
DOI: 10.1021/acsnano.3c00191
Abstract: Copper-doped zinc sulfide (ZnS:Cu) exhibits down-conversion luminescence in the UV, visible, and IR regions of the electromagnetic spectrum; the visible red, green, and blue emission is referred to as R-Cu, G-Cu, and B-Cu, respectively. The… read more here.
Keywords: copper; zinc sulfide; colloidal nanocrystals; emission ... See more keywords
Energy transfer from colloidal nanocrystals to strongly absorbing perovskites.
Sign Up to like & getrecommendations! Published in 2017 at "Nanoscale"
DOI: 10.1039/c7nr02234d
Abstract: Integration of colloidal nanocrystal quantum dots (NQDs) with strongly absorbing semiconductors offers the possibility of developing optoelectronic and photonic devices with new functionalities. We examine the process of energy transfer (ET) from photoactive CdSe/ZnS core/shell… read more here.
Keywords: colloidal nanocrystals; energy transfer; strongly absorbing; transfer colloidal ... See more keywords
Barium and titanium dithiocarbamates as precursors for colloidal nanocrystals of emerging optoelectronic materials.
Sign Up to like & getrecommendations! Published in 2021 at "Dalton transactions"
DOI: 10.1039/d1dt03018c
Abstract: The synthesis and structures of N,N-dialkyldithiocarbamate complexes of barium are reported; the compounds crystallize as one-dimensional coordination polymers. In combination with a titanium dithiocarbamate precursor, the compounds are demonstrated as competent single-source precursors for the… read more here.
Keywords: titanium dithiocarbamates; barium titanium; precursors colloidal; dithiocarbamates precursors ... See more keywords