Confinement-Induced Indium Oxide Nanolayers Formed on Oxide …

An enclosed nanospace often shows a significant confinement effect on chemistry within its inner cavity, while whether an open space can have this effect remains elusive. Here, we show that the open surface of TiO2 creates a confined environment for In2O3 which drives spontaneous transformation of free In2O3 nanoparticles in physical …

Perovskite–organic tandem solar cells with indium oxide

A thin low-loss indium oxide interconnect layer grown by atomic layer deposition enables perovskite–organic hybrid tandem solar cells with a high open-circuit voltage and a high power conversion ...

Photo-engineered optoelectronic properties of indium tin oxide …

Such modifications, for tin-doped indium oxide (ITO) in particular, have been achieved through thermal annealing (TA) in controlled environmental conditions 7,8,9. This has been shown to improve ...

The electrochemical behavior of tin-doped indium oxide during reduction

Tin-doped indium oxide (ITO) is an oxide film composed of mainly In 2 O 3 with ca. 10 wt.% SnO 2. ITO, which has its high optical transmittance (more than 80–90% at 550 nm wavelength) ... A reduction current peak occurred in the potential more negative than −0.8 V. After the reduction current peak, the cathodic current increased with ...

Important Implications of the Electrochemical Reduction …

The electrochemical reduction of indium tin oxide (ITO) on glass is systematically studied. It is revealed that the light absorbance and electric resistance of ITO increases upon reduction. Scanning electron microscopy (SEM) images show that the integrate ITO films dissolve and form particles upon applying negative potentials.

Atomic-scale engineering of indium oxide promotion by …

Surface reduction of In 2 O 3 occurred at much lower temperatures for all promoted catalysts than for the unpromoted oxide (292–313 versus 495 K), highlighting the assistance of palladium in H 2 ...

Defects chemistry and catalysis of Indium oxide

The reduced form of indium oxide serves as a better cathode for CO 2 reduction to formate with a faradaic efficiency greater than 89% and a current density of …

Indium oxide induced electron-deficient indium hollow …

Among the various reduction products, formate is identified as one of the commercially promising products due to its excellent hydrogen storage performance [3]. ... In situ carbon encapsulation confined nickel-doped indium oxide nanocrystals for boosting CO 2 electroreduction to the industrial level. ACS Catal., 11 (23) (2021), pp. 14596-14604.

Green emission of indium oxide via hydrogen treatment

In this work, we prepared hydrogen treated indium oxide (H 2-In 2 O 3) and investigated the effect of hydrogen treatment on the optical and photoluminescence properties of In 2 O 3.Hydrogen treatment has no influence on the crystal structure, but alters the intrinsic electronic structure and optical properties via introducing hydrogen induced defects such …

Oxidation and reduction behavior of pure indium

A thermodynamic model of the oxidation and reduction behavior of indium is developed by constructing an Ellingham diagram, and by using H 2(g) reactions. Partial pressure (p) of …

Effect of Precursor Selection on the Photocatalytic …

Nonstoichiometric indium oxide nanoparticles, In 2 O 3–x (OH) y, have been shown to function as active photocatalysts for gas-phase CO 2 reduction under simulated solar irradiation. Herein we demonstrate that the choice of starting material has a strong effect on the photocatalytic activity of indium oxide nanoparticles.

Carbon‐Confined Indium Oxides for Efficient Carbon Dioxide Reduction …

We present herein a carbon-confined indium oxide electrocatalyst for stable and efficient CO 2 reduction. The reductive corrosion of oxidative indium to the metallic state during electrolysis could be prevented by carbon protection, and the applied carbon layer also optimizes the reaction intermediate adsorption, which enables both high ...

Evolution of the Electrochemical Reduction of Indium Tin Oxide …

Abstract. Electrochemical reduction of indium tin oxide (ITO) in SiO 2 solution was investigated by analyzing the properties of ITO and the reactant diffusion in ITO films. In the electrochemical system, an ITO anode and cathode were immersed in 1 wt % SiO 2 solution (pH 6.8). The electrodes were set to 15 V at room temperature under …

Creating oxygen vacancies on porous indium oxide …

As for indium oxide, the sensitivity of sensors to oxidizing gas and reducing gas is shown via R g /R a and R a /R g, respectively. As shown in Fig. 6 f, In 2 O 3 and Vo-In 2 O 3-300 nanospheres display no response to 10 ppm H 2 S, SO 2, H 2 and NH 3. As for 10 ppm NO 2, the response of In 2 O 3 sensor is 120, exhibiting superior selectivity.

Unraveling the Influence of Oxygen Vacancy Concentration …

Rational engineering of oxygen vacancies in a metal oxide-based catalyst represents an effective strategy to regulate catalytic performances by influencing both their electrochemical active surface areas and the microelectronic structure. However, the precise control and modulation of the concentration and uniformity of oxygen vacancies …

Nitrogen doping of indium oxide for enhanced photocatalytic reduction …

Herein, the nitrogen-doped indium oxide (N-In 2 O 3) photocatalyst was confirmed to be highly active and stable for photocatalytic reduction of CO 2 to methanol in an aqueous solution at ambient conditions. The efficiency of N-In 2 O 3 in producing methanol can be flexibly improved by tuning the nitrogen doping content. The highest …

Reduction Volatilization Behavior of Indium Oxide in Indium …

Figure 3 showed that the reduction intervals of indium and tin were different under CO–CO 2 atmosphere, and the reduction temperature of indium was relatively lower, so it was possible to selectively reduce indium and tin to different phases by adjusting the CO content and temperature to achieve indium-tin separation. In region ②, …

Effect of Precursor Selection on the Photocatalytic …

Nonstoichiometric indium oxide nanoparticles, In2O3–x(OH)y, have been shown to function as active photocatalysts for gas-phase CO2 reduction under simulated solar irradiation. Herein we demonstrate that the choice of starting material has a strong effect on the photocatalytic activity of indium oxide nanoparticles. We examine three …

Effect of Precursor Selection on the Photocatalytic …

Nonstoichiometric indium oxide nanoparticles, In 2 O 3–x (OH)y, have been shown to function as active photocatalysts for gas-phase CO 2 reduction under simulated solar irradiation. We demonstrate that the choice of starting material has a strong effect on the photocatalytic activity of indium oxide nanoparticles.

Enhanced carbon dioxide adsorption and carrier

Based on the detection results of the reduction products shown in Fig. 5 a and the record of in situ DRIFTS intermediates shown in Fig. 5 d, ... The feasibility study of the indium oxide supported silver catalyst for selective hydrogenation of CO 2 to methanol, Green. Energy Environ., 7 (2022), pp. 807-817.

Oxidation and reduction behavior of pure indium

A thermodynamic model of the oxidation and reduction behavior of indium is developed by constructing an Ellingham diagram, and by using H 2 (g) reactions. Partial pressure ( p) of H 2 O was shown to be the critical parameter in creating a reducing environment in the applicable solder … See more

Oxidation and Reduction Behavior of Pure Indium | Request …

A thermodynamic model of the oxidation and reduction behavior of indium is developed by constructing an Ellingham diagram, and by using H2 (g) reactions. Partial …

Turning Indium Oxide into a Superior Electrocatalyst

The detailed photovoltaic parameters from the J-V curves are summarized in Table 1. As shown in Table 1, the device equipped with N-In 2 O 3 yields a remarkable η of 7.78%, which is superior to ...

Copper-indium oxide: A faster and cooler way to reduce our carbon footprint

The reduction step revealed that Cu was responsible for the reduction of indium oxide at low temperatures, while the oxidation step showed that the Cu-In alloy surface preserved a highly reduced ...

Multifunctional Indium Tin Oxide Electrode Generated by …

The indium tin oxide (ITO) material has been widely used in various scientific fields and has been successfully implemented in several devices. Herein, the electrochemical reduction of ITO ...

Unraveling the Influence of Oxygen Vacancy Concentration …

@article{Cheng2023UnravelingTI, title={Unraveling the Influence of Oxygen Vacancy Concentration on Electrocatalytic CO2 Reduction to Formate over Indium Oxide Catalysts}, author={Qin Cheng and Ming Huang and Lei Xiao and Shiyong Mou and Xiaoli Zhao and Yuqun Xie and Guodong Jiang and Xinye Jiang and Fan Dong}, journal={ACS …

Enhanced Carbon Dioxide Reduction Activity on Indium …

In this study, the importance of the natively formed indium oxide and hydroxide on the surface of metallic indium NPs has been demonstrated, leading to unit …

Atomic-scale engineering of indium oxide promotion by …

Surface reduction of In 2 O 3 occurred at much lower temperatures for all promoted catalysts than for the unpromoted oxide (292–313 versus 495 K), highlighting …

Enhanced Carbon Dioxide Reduction Activity on Indium …

The set of waves shown corresponds to the reduction and reoxidation of either indium hydroxide and indium oxide, both of which have formal reduction potentials around −1.2 V vs. Ag/AgCl. 24 The magnitude of this couple is significantly greater relative to the background capacitance with the In 2 O 3 particles than with any of the other ...