Iridium Spectra – Ir native oxide - XPS Database
The XPS Spectra section provides raw and processed survey spectra, chemical state spectra, BE values, FWHM values, and overlays of key spectra. Atom% values from surveys are based on …
Oxygen 1s X-ray Photoelectron Spectra of Iridium Oxides as a …
2024年11月1日 · In this study, a set of commercially available IrO x materials is used as a support to establish a peak-fitting model for oxygen 1s spectra and define an accessible descriptor of …
The formation of unsaturated IrOx in SrIrO3 by cobalt-doping for …
2024年4月4日 · Herein, we develop a Co-doped SrIrO 3 system to enhance oxygen evolution reaction activity and elucidate the origin of catalytic activity. In situ experiments reveal Co …
XPS spectra of electrodeposited IrO x : Ir 4f spectrum.
The non-treated IrOx electrode using a glass substrate covered with F-doped SnO2 initially yielded a high OER current density at a given applied potential in an electrolyte of near-neutral …
Nanosized IrOx and IrRuOx electrocatalysts for the O2 …
2015年3月1日 · IrOx and Ir 0.7 Ru 0.3 Ox nanosized materials of similar crystallite size (5 nm) were prepared for application as oxygen evolution electrocatalysts in solid polymer membrane …
Anodic Electrodeposition of IrOx Nanoparticles from Aqueous ...
X-ray photoelectron spectroscopy (XPS) showed the presence of Ir(III) and Ir(IV) hydrated oxyhydroxide species. The synthesis of IrO x nanoparticles under anodic conditions using …
Nanosized IrOx–Ir Catalyst with Relevant Activity for Anodes of …
2015年11月30日 · We have developed a highly active nanostructured iridium catalyst for anodes of proton exchange membrane (PEM) electrolysis. Clusters of nanosized crystallites are …
High resolution XPS spectra corresponding to (a) Ir4f and (b) O1s ...
Download scientific diagram | High resolution XPS spectra corresponding to (a) Ir4f and (b) O1s orbital of the IrOx electrocatalysts. from publication: Effect of Calcination Temperature on the...
Chemical states of Ir in IrOx/Zr2ON2 and Ir black. a) Ir 4f XPS …
a) Ir 4f XPS spectra after electrochemical oxidation; b) quantitative analyses of IrOx/Zr2ON2 and Ir black; and c) cyclic voltammetry curves normalized by the capacitive current of...
Science：高性能高稳定性用于电化学析氧的IrOx/SrIrO3催化剂- X …
2016年10月6日 · 美国斯坦福大学的Thomas F. Jaramillo教授等人通过脉冲激光沉积的方法在SrTiO3催化剂表面外延生长了SrIrO3的薄膜，将此催化剂在0.5 M的H2SO4中测试了电化学性 …