WebPrimary XPS region: Pt4f Overlapping regions: Al2p Binding energies of common chemical states: Chemical state Binding energy Pt4f 7/2; Pt metal: 71.0 eV: PtO: 72.4 eV: PtO 2: … WebSep 1, 2000 · Fig. 1 shows the XPS spectra of the Pt4f doublet (Pt4f 5/2 and Pt4f 7/2). The E b values for the electrodes of nominal composition Ir 0.3 Ti 0.3 Pt 0.4 O 2 and Ir 0.3 Pt 0.7 O 2 and pure PtO x were 73.3, 73.0 and 72.8 eV, respectively. These E b ’s refer to Pt II, whose value provided by the literature is 72.2 eV [22].

Platinum XPS Periodic Table Thermo Fisher Scientific - US

WebDec 15, 2014 · The Pt/YSZ catalysts were characterized using XPS and the Pt4f peaks for all composites are shown in Fig. 1. The deconvolution was performed using doublets with … WebXPS spectra were recorded on a PerkinElmer PHI 5000C ESCA (Perkin Elmer, Waltham, MA, USA) system operating at a voltage of 14 kV and a current of 20 mA, with MgKα radiation … kids chess set uk

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WebMar 10, 2024 · The downshifted Pt d-band center has been shown to correspond to increased binding energy of Pt4f XPS states. [33-35] Our XPS analyses (Figure 5e) showed increased Pt4f 7/2 binding energies of up to 0.27 and 0.22 eV for PtCu NSCs/C and PtCu A-NSCs/C compared to pure Pt, respectively. Therefore, we can deduce that the position of … WebDownload scientific diagram Pt4f and Ni3p core-level XPS spectra for mesoporous Ni-Pt films containing (a) 61 at% Ni, (b) 84 at% Ni, (c) 98 at% Ni after Ar ion sputtering. from … WebAleena Banerji, MD. Associate Professor at Harvard Medical School. Director, Drug Allergy Program. Clinical Director, Allergy and Clinical Immunology. 4.8 out of 5 (103 Ratings, 48 … kids chess sets for sale