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Beilstein J. Nanotechnol. 2023, 14, 971–979, doi:10.3762/bjnano.14.80
Figure 1: IR spectra of Si NPs (a) upon etching and (b) before etching.
Figure 2: XRD diffraction patterns of (a) Si, (b) SP900, (c) SP670, and (d) SP400. The asterisk denotes a pea...
Figure 3: Raman scattering spectra of (a) SP900, (b) SP670, and (c) SP550.
Figure 4: IR spectra of (a) Si, (b) SP900, (c) SP670, and (d) SP400.
Figure 5: Tauc plot of the optical absorption of a Si3P4 NPs sample.
Figure 6: (a) Bright-field TEM image and (b) electron diffraction of the sample SP550.
Figure 7: TEM studies of the sample SP550. (a) High-resolution TEM image; (b) HAADF-STEM image; EDX elemental...
Beilstein J. Nanotechnol. 2017, 8, 1156–1166, doi:10.3762/bjnano.8.117
Figure 1: XRD patterns and TEM images of different samples with varying AgCl amount: (a) AgCl_0, (b) AgCl_1, ...
Figure 2: HRTEM images of TP (sample AgCl_8) (a), EPs of samples AgCl_10 (b) and AgCl_ 40 (c) with Fourier tr...
Figure 3: HRTEM image of the “match head” particle of sample AgCl_10 and the result of structure investigatio...
Figure 4: XRF analysis of Ag content during aging of NPs. (a,b) Results obtained by using Equation 1 for samples AgCl_1...
Figure 5: Element distribution maps of sample AgCl_32 on the day of the synthesis of NPs. (a) HAADF-STEM imag...
Figure 6: PL spectra of the samples AgCl_0, AgCl_1, AgCl_2, AgCl_4 and AgCl_8.
Figure 7: PL spectra of heavy fractions of samples AgCl_1, AgCl_2, AgCl_4 and AgCl_8.
Figure 8: PL spectra of samples AgCl_10, AgCl_12, AgCl_16, AgCl_24, AgCl_32 and AgCl_40.
Figure 9: Positions of exciton bands and LEPs maxima from the amount of AgCl added for all samples.
Figure 10: QY values and PL spectra of samples AgCl_4, AgCl_10, AgCl_24 and AgCl_40 after the synthesis immedi...
Figure 11: Absorbance spectra of all AgCl-doped CdSe QDs samples. Inset: low-energy regions of spectra without...
Beilstein J. Nanotechnol. 2015, 6, 1237–1246, doi:10.3762/bjnano.6.127
Figure 1: UV–vis absorption spectra of Zn-doped InP QDs.
Figure 2: Experimental X-ray powder diffractogram for synthesized InP QDs with different amounts of Zn dopant....
Figure 3: (a) Bright-field low-magnification TEM image of non-doped InP QDs and its number-weighted size dist...
Figure 4: (a) Low-magnification HAADF-STEM images of Zn/InP QDs and (b–g) selected high-resolution images of ...
Figure 5: (a) EDX spectrum taken from the area of several tens of ODs; (b) HAADF-STEM image and elemental map...
Figure 6: Dependence of UV–vis absorption spectra and PL peak position on Mnom.
Figure 7: (a) Dependence of QY on Mnom; (insert) dependence of Mexp on Mnom, obtained from X-ray fluorescence...
Figure 8: (a) PL spectra of synthesized QDs; (b) normalized PL spectra in energy coordinates.
Figure 9: PL spectra of (a) non-doped QDs and (b) one of the doped QDs deconvoluted into energy coordinates b...
Figure 10: (a) Evolution of the excitonic peak with increasing Mnom; (b) evolution of the defect peak with inc...
Figure 11: Comparison of typical excitation, PL and UV–vis absorption spectra.
Figure 12: The scheme of PL formation with participation of Zn levels.
Figure 13: Normalized PL spectra of three samples: non-doped etched with HF, doped with Zn and etched with HF,...