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Questions related from Bruno Pescara
Dear all, I'm trying to improve the quality, monodispersity, and size control of my Ge nanoparticle, which are coated with oleylamine as native ligand (Ge@Oam). Among the different options i'm...
07 July 2019 3,733 1 View
Dear all, I've been told that, in the context of LIB with alloying nanoparticles, upon lithiation and delithiation, after discharge, a fraction of lithium remains in the nanoparticles. I've been...
11 November 2018 2,452 0 View
Dear all, I´m performing a synthesis of Ge Nps with a hot injection methods carried out at 300°C with the precursor temperature at 280°C. After the injection and following nucleation, i'd like to...
07 July 2018 5,107 8 View
Dear all, I'm going through a hell of a lot of problem to purify my @Ge-Nps, at a scientific acceptable standard. -Centrifuge works, but not so good and usually, I end up with cluster -extraction...
06 June 2018 8,621 0 View
Dear all, I'm performing colloidal syntheses of Si and Ge nano-particles (NPs). Lately most of my result (XRD, EELS, Raman) are strongly effected by the presence of Nickel in my solution. The Ni...
03 March 2018 4,492 6 View
synthesis, especially colloidal, of group IV nanoparticle like Ge and Si hasn't be fully pursued like for other binary or ternary semiconductors. Why do you think is more difficult with these...
10 October 2016 8,193 1 View
I´m doing a Tauc plot of my NPs, and i´m getting value around -1.5E-19 eV.This clearly makes no sense, i guess i´m making some mistakes in the units of measure, but i can´t find which.Can anybody...
10 October 2016 9,875 3 View
Dear All, I’ve been asked to prepare a critical review on the topic of “nanostructured germanium”. As a chemist working on the field since only 4-5 years, I feel I have a quite partial and biased...
01 January 1970 3,078 4 View
