Simple novel cyclometallated iridium complexes for potential application in dye-sensitized solar cells …
Dye-sensitized solar cells (DSSCs), being one of the alternative sources of electricity generation, for example, has gained prominent uptake in its usage worldwide over the last two decades due to ...
Enhanced Charge Collection in Non-Fullerene Organic Solar Cells Using Iridium Complex as an Electron Extraction …
Enhanced Charge Collection in Non-Fullerene Organic Solar Cells Using Iridium Complex as an Electron Extraction Layer Pengchao Zhou, Pengchao Zhou School of Mechatronic Engineering and Automation, Shanghai University, Shanghai, 200444 …
Ternary polymer solar cells with iridium-based polymer PM6Ir1 as …
Iridium-based polymer PM6Ir1 as an electron donor and two nonfullerene materials N 3 and ITIC-Th as electron acceptors were selected to prepare efficient polymer solar cells …
Note Simple novel cyclometallated iridium complexes for potential application in dye-sensitized solar cells …
Cyclometallated iridium complexes have shown great promises as photosensitizers for p-type dye sensitized solar cells (p-DSSC), in particular due to the occurrence of very long-lived interfacial charge separated …
Cyclometalating organic ligand with Iridium center toward dramatically improved photovoltaic performance in organic solar cells …
These cyclometallated iridium(III) complexes may be classified based on their associated ligands. Thus, homoleptic compounds such as Ir(ppy) 3 [42] (where ppy = 2-phenylpyridinato) or Ir(F 2 ppy ...
"Iridium effect" in cyclometalated iridium complexes for p-type dye sensitized solar cells …
Cyclometallated iridium complexes have shown great promises as photosensitizers for p-type dye sensitized solar cells (p-DSSC), in particular due to the occurrence of very long-lived interfacial charge separated states, leading to high open circuit potentials (Voc). ...
Active layer morphology is one of the crucial factors for achieving excellent device performance in polymer solar cells. Recently, solid additives have drawn great attention due to their great pote...
Iridium Complexes as Photoactive Center for Light Harvesting and Solar Cell Applications
It also focuses on the use of iridium complex as active light-harvesting component of organic solar cells (OSCs). Iridium complexes have been incorporated into OSCs as additives, as additional thin layers, or in polymers with general improvement of the PV response of the devices in order to favor the formation of triplet excitons.
Luminescent Iridium Complexes Used in Light-Emitting Electrochemical Cells …
Cationic iridium(III) complexes represent the single largest class of emitters used in light emitting electrochemical cells (LEECs). In this chapter, we highlight the state-of-the-art emitters in terms of efficiency and stability in LEEC devices, highlighting blue, green, yellow/orange, red and white devices, and provide an outlook to the future of LEECs.
Iridium (III) complexes with 5,5-dimethyl-3-(pyridin-2-yl)cyclohex-2-enone ligands as sensitizer for dye-sensitized solar cells …
This result indicates that it is possible for iridium complex to achieve entire visible light-harvesting response (from 350 to 800 nm) as that usually used Ru-dyes in DSSC. Notably, both solar cells based on iridium dyes 5b and 5c give similar open-circuiting [15],, .
Over 18.2% efficiency of layer–by–layer all–polymer solar cells enabled by homoleptic iridium…
The PCE of layer–by–layer all–polymer solar cells is improved from 17.32% to 18.24% by introducing m–Ir(CPmPB) 3 into the PY–DT layer. The exciton diffusion distance of active layers can be increased by incorporating m–Ir(CPmPB) 3 in PY–DT layer, which is mainly due to the efficient energy transfer from m–Ir(CPmPB) 3 to PM6 and …
"Iridium effect" in cyclometalated iridium complexes for p-type dye sensitized solar cells …
Cyclometallated iridium complexes have shown great promises as photosensitizers for p-type dye sensitized solar cells (p-DSSC), in particular due to the occurrence of very long ...
Improved efficiency of bulk heterojunction polymer solar cells by doping with iridium …
To study the effect of iridium complexes on performance of polymer solar cells, we report the ternary bulk heterojunction (BHJ) polymer solar cells (PSCs) by doping an iridium complex material of bis (1-phenylisoquinoline) acetylacetonate iridium(III) [Ir(piq) 2 acac] into the conventional active layer of poly(3-hexylthiophene) (P3HT) and [6,6] …
Over 18.2% efficiency of layer–by–layer all–polymer solar cells …
The vertical phase distribution of active layers plays a vital role in balancing exciton dissociation and charge transport for achieving efficient polymer solar cells (PSCs).
Cyclometalating organic ligand with Iridium center toward dramatically improved photovoltaic performance in organic solar cells …
Organometallic compounds as photoactive materials are relatively new in organic solar cells. Upon cyclometalation, the octahedral heteroleptic Ir complex TBzIr exhibit significantly enhanced ...
Synergetic Effect of the Iridium Complex for Morphology Optimization in Efficient and Thermally Stable Polymer Solar Cells …
The performance of organic solar cells has improved significantly in recent years due to the use of non-fullerene acceptors (NFA). While processing additives are typically added to ...
Solution‐Processed Polymer Solar Cells with over 17% Efficiency Enabled by an Iridium …
Request PDF | Solution‐Processed Polymer Solar Cells with over 17% Efficiency Enabled by an Iridium Complexation Approach | The commercially available PM6 as donor materials are used widely in ...
New iridium complex as additive to the spiro-OMeTAD in perovskite solar cells with enhanced stability …
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 ...
Ternary polymer solar cells with iridium-based polymer PM6Ir1 as …
Iridium-based polymer PM6Ir1 as an electron donor and two nonfullerene materials N3 and ITIC-Th as electron acceptors were selected to prepare efficient polymer solar cells (PSCs). ITIC-Th was used as the third component to enhance photon harvesting and as a morphology regulator to optimize molecular arrange
Metallated terpolymer donors with strongly absorbing iridium …
Here, a series of metallated terpolymer donors PM6Irx (x = 1%, 3%, 5%) are synthesized by incorporating a new iridium complex, named M1, into the backbone of …
Enhanced Charge Collection in Non‐Fullerene Organic Solar Cells Using Iridium …
Enhanced Charge Collection in Non‐Fullerene Organic Solar Cells Using Iridium Complex as an Electron Extraction Layer September 2021 Advanced Materials Interfaces 8(19):2100850 DOI:10.1002/admi ...
[PDF] A cyclometalating organic ligand with an Iridium center toward dramatically improved photovoltaic performance in organic solar cells ...
A dramatically improved power conversion efficiency (PCE) from ∼0 to 3.81% is attained when combined with PC71BM. Organometallic compounds as photoactive materials are relatively new in organic solar cells. Upon cyclometalation, the octahedral heteroleptic Ir complex TBzIr exhibits significantly enhanced optical-absorption and …
Role of TiO2 in Highly Efficient Solar Cells | SpringerLink
Titanium dioxide (TiO 2) is a naturally occurring oxide of titanium has a wide range of applications. It has three metastable phases, which can be synthesized easily by chemical routes. Usage of TiO 2 in thin-film solar cells has gained much attention in increasing the performance of the cell. ...
"Iridium effect" in cyclometalated iridium complexes for p-type dye sensitized solar cells …
Cyclometallated iridium complexes have shown great promises as photosensitizers for p-type dye sensitized solar cells (p-DSSC), in particular due to the occurrence of very long-lived interfacial charge separated states, leading to high open circuit potentials (Voc).
Request PDF | Iridium (III) complexes with 5,5-dimethyl-3-(pyridin-2-yl)cyclohex-2-enone ligands as sensitizer for dye-sensitized solar cells | The three iridium complexes based on ...
Novel iridium complex with carboxyl pyridyl ligand for dye-sensitized solar cells: High fluorescence intensity, high electron …
Novel iridium-based sensitizers were synthesized for sensitization of dye-sensitized solar cells. By changing the ligand, the absorption spectra can be extended and molar extinction coefficient was enhanced. The highest conversion efficiency reached 2.86%. It was ...
Lifetime over 10000 hours for organic solar cells with Ir/IrO x …
The use of green‐solvent processable molecules with large dipole moments in the electron extraction layer of inverted organic solar cells as a universal route for enhancing stability. Adv. Sustain.
Novel iridium complex with carboxyl pyridyl ligand for dye-sensitized solar cells…
Novel iridium-based sensitizers were synthesized for sensitization of dye-sensitized solar cells. By changing the ligand, the absorption spectra can be extended and molar extinction coefficient was enhanced. The highest conversion efficiency reached 2.86%. It was ...
Lifetime over 10000 hours for organic solar cells with Ir/IrO x …
Long-term stability of organic solar cells is critical to promote practical applications. Here, the authors utilize iridium/iridium oxide nanoparticles as the electron …
Novel iridium complex with carboxyl pyridyl ligand for dye-sensitized solar cells…
In addition, according to the literature, cyclometalated iridium(III) complexes present less accessible MC states compared to ruthenium-bipyridine based. [22, [26] [27][28][29]34] In this work we ...
Exploring Cyclometalated Ir Complexes as Donor Materials for …
We explored the use of iridium complexes as donor materials for organic photovoltaics. Planar heterojunctions of one cyclometalated iridium complex with C60 had a power …
