These results highlight the potential of this perovskite anode material for use in Zn 2+ batteries. Moreover, perovskites can be a potential material for the electrolytes to
The photophysical properties of the [3+2+1] iridium (III) complex were investigated. As shown in Figures 2A,B, the absorption and phosphorescent emission (PL) for the Ir-dfpMepy-CN were recorded in degassed CH 2 Cl 2 (DCM) solution at a concentration of 2 × 10 −5 M. The strong absorption at 250–280 nm in the ultraviolet region (ε > 2.5 × 104 M −1 cm
Yang, L. et al. Enhanced iridium mass activity of 6H-phase, Ir-based perovskite with nonprecious incorporation for acidic oxygen evolution electrocatalysis. ACS Appl. Mater. Interfaces 11, 42006
Here we present a combination of X-ray and electron scattering data that reveals direct evidence for three paracrystalline structural motifs at the restructured surfaces of highly active catalysts...
Here we report on a class of oxygen-evolving catalysts based on iridium double perovskites which contain 32 wt% less iridium than IrO 2 and yet exhibit a more than threefold higher activity...
Herein we will discuss findings of recently published articles regarding photocatalytic PHE systems mainly based on Ir(III), and classified into four categories based on their structures: (i) cationic Ir(III) complexes with general fomula [Ir(C^N) 2 N^N] +; (ii) neutral Ir(III) complexes with general formula [Ir(C^N) 3]; (iii) Ir(III
Here, a pseudo-cubic SrCo 0.9 Ir 0.1 O 3-δ perovskite, containing corner-shared IrO6 octahedrons, is designed. The Ir in the SrCo 0.9 Ir 0.1 O 3-δ catalyst shows an extremely
Here we report on a class of oxygen-evolving catalysts based on iridium double perovskites which contain 32 wt% less iridium than IrO 2 and yet exhibit a more than threefold
Here, we synthesized 5% Iridium (Ir)-doped hexagonal phase perovskite BaCo 0.8 Fe 0.15 Ir 0.05 O 3–δ (BCFI). Using the Rietveld method to refine the structure, combining
From a series of characterization techniques, including X-ray absorption spectroscopy, atomic resolution electron microscopy, X-ray photoelectron spectroscopy, and X-ray diffraction, we prove the successful incorporation of Ir into a strontium tungsten oxynitride perovskite structure and discover the formation of a unique Ir–N/O
Ionic iridium(III) complexes are emerging with great promise for organic electronic devices, owing to their unique features such as ease of molecular design and synthesis, excellent photophysical properties, superior redox stability, and highly efficient emissions of virtually all colors. Here, recent progress on new material design, regarding photo- and
Here we present a combination of X-ray and electron scattering data that reveals direct evidence for three paracrystalline structural motifs at the restructured surfaces of
A new iridium complex, IrCp*Cl (PyPyz) [TFSI], has been synthesized and used as additive for the hole transporter material, spiro-OMeTAD, in perovskite solar cells. The cells prepared with this...
The occurrence of diseases is usually accompanied by changes in protein levels and types. These differentially expressed proteins can be used as biomarkers for the diagnosis and treatment of diseases. In recent years, luminescent iridium(III) complexes have attracted much attention in the field of protein-based disease diagnosis due to their excellent
Herein we will discuss findings of recently published articles regarding photocatalytic PHE systems mainly based on Ir(III), and classified into four categories based
A new iridium complex, IrCp*Cl(PyPyz)[TFSI], has been synthesized and used as additive for the hole transporter material, spiro-OMeTAD, in perovskite solar cells. The cells prepared with this Ir additive present higher efficiency than reference cells, and similar to cells prepared with Co additive. We have determined that the
Here, we synthesized 5% Iridium (Ir)-doped hexagonal phase perovskite BaCo 0.8 Fe 0.15 Ir 0.05 O 3–δ (BCFI). Using the Rietveld method to refine the structure, combining with the spherical aberration corrected high-angle annular dark-field scanning transmission electron microscopy (HAADF-STEM) atomic imaging, we found that BCFI is a ten-layer
Zinc salt additive and device performance. Metal salts and their complexes have been frequently used to tune the composition or modify the surface of perovskites to enhance solar cell performance
3.2 Influence of OI Complexes on Perovskite Film Crystallinity and Morphology. Moreover, the influence of OI complexes modification on perovskite layer was further validated using a suite of spectroscopy probes. Figure 3 a shows the FTIR spectra of the pure CL–BPh, CL–NH, PbI 2, PbI 2 + CL–BPh, and PbI 2 + CL–NH that dissolved in DMSO. It is noted that
A new iridium complex, IrCp*Cl (PyPyz) [TFSI], has been synthesized and used as additive for the hole transporter material, spiro-OMeTAD, in perovskite solar cells. The cells
These results highlight the potential of this perovskite anode material for use in Zn 2+ batteries. Moreover, perovskites can be a potential material for the electrolytes to improve the stability of batteries. Additionally, with an aim towards a sustainable future, lead-free perovskites have also emerged as an important material for battery
the visible region, iridium complexes are still underperforming in the near-infrared (NIR) region, particular in poor luminous efficiency according to the en-ergy gap law. In this review, we first recall the basic theory of phosphorescent iridium complexes and explore their full potential for NIR emission. Next,
l Design strategies of iridium(III) complexes for highly efficient saturated blue phosphorescent OLEDs with improved lifetime EnergyChem ( IF 25.1 ) Pub Date : 2024-02-27, DOI: 10.1016/j.enchem.2024.100120
Here, we synthesized 5% Iridium (Ir)-doped hexagonal phase perovskite BaCo 0.8 Fe 0.15 Ir 0.05 O 3–δ (BCFI). Using the Rietveld method to refine the structure, combining with the spherical aberration corrected high-angle annular dark-field scanning transmission electron microscopy (HAADF-STEM) atomic imaging, we found that BCFI is
Next, the recent advances in NIR-emitting iridium complexes are summarized by highlighting design strategies and the structure-properties relationship. Some important implications for controlling photophysical properties are revealed. Moreover, as promising applications, NIR-OLEDs and bio-imaging based on NIR Ir(III) complexes are also presented.
Multiphoton absorption chromophores have emerged as an attractive class of fluorescent agents for bioimaging in recent years. Here, we first report a cyclometalated Iridium(III)-organotin(IV
A new iridium complex, IrCp*Cl(PyPyz)[TFSI], has been synthesized and used as additive for the hole transporter material, spiro-OMeTAD, in perovskite solar cells. The cells
From a series of characterization techniques, including X-ray absorption spectroscopy, atomic resolution electron microscopy, X-ray photoelectron spectroscopy, and X
Here, a pseudo-cubic SrCo 0.9 Ir 0.1 O 3-δ perovskite, containing corner-shared IrO6 octahedrons, is designed. The Ir in the SrCo 0.9 Ir 0.1 O 3-δ catalyst shows an extremely high intrinsic...
Here we report on a class of oxygen-evolving catalysts based on iridium double perovskites which contain 32 wt% less iridium than IrO 2 and yet exhibit a more than threefold higher activity in acid media.
Moreover, perovskites can be a potential material for the electrolytes to improve the stability of batteries. Additionally, with an aim towards a sustainable future, lead-free perovskites have also emerged as an important material for battery applications as seen above.
Moreover, perovskite materials have shown potential for solar-active electrode applications for integrating solar cells and batteries into a single device. However, there are significant challenges in applying perovskites in LIBs and solar-rechargeable batteries.
Precisely, we focus on Li-ion batteries (LIBs), and their mechanism is explained in detail. Subsequently, we explore the integration of perovskites into LIBs. To date, among all types of rechargeable batteries, LIBs have emerged as the most efficient energy storage solution .
Recently, several Ir-based perovskites were reported as highly active catalysts for OER 12, 13, 14, 15. The perovskite is a type of oxide with a general formula of ABO 3, where A represents alkaline-earth-metal or lanthanide and B represents active transition metals.
In an initial investigation , iodide- and bromide-based perovskites (CH 3 NH 3 PbI 3 and CH 3 NH 3 PbBr 3) were reported as active materials for Li-ion batteries with reversible charge-discharge capacities.
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