Synthesis of semiconductor nanocrystals, focusing on nontoxic and earth-abundant materials

P Reiss, M Carriere, C Lincheneau, L Vaure… - Chemical …, 2016 - ACS Publications
We review the synthesis of semiconductor nanocrystals/colloidal quantum dots in organic
solvents with special emphasis on earth-abundant and toxic heavy metal free compounds …

Synthesis, properties and applications of colloidal germanium and germanium-based nanomaterials

DD Vaughn II, RE Schaak - Chemical Society Reviews, 2013 - pubs.rsc.org
Germanium nanoparticles have excited scientists and engineers because of their size-
dependent optical properties and their potential applications in optoelectronics, biological …

Size and bandgap control in the solution-phase synthesis of near-infrared-emitting germanium nanocrystals

DA Ruddy, JC Johnson, ER Smith, NR Neale - ACS nano, 2010 - ACS Publications
We present a novel colloidal synthesis of alkyl-terminated Ge nanocrystals based on the
reduction of GeI4/GeI2 mixtures. The size of the nanocrystals (2.3− 11.3 nm) was controlled …

Recent advances in germanium nanocrystals: Synthesis, optical properties and applications

D Carolan - Progress in materials science, 2017 - Elsevier
Abstract Germanium nanocrystals (Ge NCs) have recently attracted renewed scientific
interest as environmentally friendlier alternatives to classical II–VI and IV–VI QDs containing …

Colloidal synthesis of infrared-emitting germanium nanocrystals

DC Lee, JM Pietryga, I Robel, DJ Werder… - Journal of the …, 2009 - ACS Publications
In this study, we synthesized Ge nanocrystals and studied the effects of variables such as
solvents, reducing agents, reaction temperature, and cap** ligands. The resulting …

Boosting the activity of catalytic oxidation of 5-hydroxymethylfurfural to 2, 5-diformylfuran over nitrogen-doped manganese oxide catalysts

Q Ke, Y **, F Ruan, MN Ha, D Li, P Cui, Y Cao… - Green …, 2019 - pubs.rsc.org
Approaches for the catalytic oxidation of biomass-based 5-hydroxymethylfurfural (HMF) into
valuable chemicals are in great demand; however, their development is still challenging …

Size controlled synthesis of germanium nanocrystals by hydride reducing agents and their biological applications

S Prabakar, A Shiohara, S Hanada, K Fujioka… - Chemistry of …, 2010 - ACS Publications
Germanium nanocrystals were synthesized by the hydride reduction of germanium
tetrachloride (GeCl4) in inverse micelles using hydride reducing agents including lithium …

Nanocrystalline Group IV Alloy Semiconductors: Synthesis and Characterization of Ge1–xSnx Quantum Dots for Tunable Bandgaps

RJA Esteves, MQ Ho, IU Arachchige - Chemistry of Materials, 2015 - ACS Publications
Ge1–x Sn x alloys are among a small class of benign semiconductors with composition
tunable bandgaps in the near-infrared (NIR) spectrum. As the amount of Sn is increased, the …

Synthesis and photoluminescent properties of size-controlled germanium nanocrystals from phenyl trichlorogermane-derived polymers

EJ Henderson, CM Hessel… - Journal of the American …, 2008 - ACS Publications
We report the preparation of luminescent oxide-embedded germanium nanocrystals (Ge-
NC/GeO2) by the reductive thermal processing of polymers derived from phenyl …

Colloidal tin–germanium nanorods and their Li-ion storage properties

MI Bodnarchuk, KV Kravchyk, F Krumeich, S Wang… - ACS …, 2014 - ACS Publications
We report a facile colloidal synthesis of tin–germanium (Sn–Ge) heterostructures in the form
of nanorods with a small aspect ratio of 1.5–3 and a length smaller than 50 nm. In the two …