Host-guest complexation offers a promising approach for mitigating surface defects in perovskite solar cells (PSCs). Crown ethers are the most widely used macrocyclic hosts for complexing perovskite surfaces, yet their supramolecular interactions and functional implications require further understan …
WhatsApp1. Introduction. In nature, porphyrin macrocycle as a basic chromophore framework is used to the photoinduced electron and energy transfer system, because it could collect solar energy from the peripheral light-harvesting antenna and validly convert it into chemical energy [1], [2] spired by this intriguing natural principle, researchers have …
WhatsAppThis study affords a novel type of self-assembly to functionalize the nanostructured TiO 2 electrode surface in supramolecular solar cells. Graphical abstract. An innovative type of self-assembly based on acetohydrazide zinc porphyrin coordination polymer has been prepared in supramolecular solar cells.
WhatsAppHere, we achieve accurate CPL detection through an amplified g sc from bulk heterojunction (BHJ) small-molecule organic solar cells (OSCs) with supramolecular chirality. The alternating preferential and nonpreferential CPL illuminations cause a difference in maximum absorption position across the chiral active layer, resulting in …
WhatsAppThe prepared supramolecular ionogels are applied as quasi-solid-state electrolytes for dye-sensitized solar cells (DSSCs), which show an efficiency of 4.62% under a simulated air mass 1.5 solar spectrum illumination at 100 mW cm −2 and excellent long-term stability.
WhatsAppConsequently, perovskite solar cells (PSC) modules in the total area of 4 × 4 and 10 × 10 cm² are readily fabricated with respective champion efficiencies of 16.69% and 13.84% and excellent ...
WhatsAppIn this work, the ligand-to-metal charge transition and Förster resonance energy transfer process is exploited to derive lanthanide organic framework (Tb-cpon) …
WhatsAppSolar energy conversion and development of thin-layer photoelectrochemical solar cells based on sensitization of nanocrystalline semiconductor films by some ruthenium polypyridyl complexes are presented as an important application that resulted from specifically engineered artificial assemblies. Supramolecular photochemistry as well as solar cells …
WhatsAppWe have designed two new self-assemblies in supramolecular solar cells, in which two N-heterocyclic-substituted zinc porphyrins ZnPAtz or ZnPAim were linked to the TiO 2 semiconductor as anchoring porphyrins through carboxyl groups, then the zinc porphyrin ZnP was bound to the anchoring porphyrin by the coordination-bond of the …
WhatsAppDOI: 10.1080/00958972.2016.1229478 Corpus ID: 100346440; Two self-assembled supramolecular solar cells sensitized via axial coordination with zinc porphyrin @article{Wu2016TwoSS, title={Two self-assembled supramolecular solar cells sensitized via axial coordination with zinc porphyrin}, author={Yu Wu and Wenxi Guo …
WhatsAppStabilization of highly efficient perovskite solar cells with a tailored supramolecular interface Article Open access 20 August 2024. Efficient and stable Ruddlesden–Popper perovskite solar cell ...
WhatsAppA series of perylene diimide (PDI) derivatives, TPP-PDI, TPO-PDI, and TPS-PDI, are developed for nonfullerene polymer solar cells (NF-PSCs) by flaking three PDI skeletons around 3D central cores with different configurations and electronic states, such as triphenylphosphine (TPP), triphenylphosphine monoxide (TPO), and …
WhatsAppSupramolecular interactions based on porphyrin and fullerene derivatives were successfully adopted to improve the photovoltaic performance of p-type dye-sensitized solar cells (DSCs).
WhatsAppDOI: 10.1080/00958972.2016.1229478 Corpus ID: 100346440 Two self-assembled supramolecular solar cells sensitized via axial coordination with zinc porphyrin @article{Wu2016TwoSS, title={Two self-assembled supramolecular solar cells sensitized via axial coordination with zinc porphyrin}, author={Yu Wu and Wenxi Guo …
WhatsAppMultiple supramolecular synergistic interaction between A15C5 and perovskite dramatically suppress and passivate defects, resulting in a 38% decrease in electron trap-state density in perovskite. The formation of two-dimensional/th3D perovskite heterojunctions induced by planar A15C5 releases residual strain of perovskite film, …
WhatsAppPerovskite solar cells (PSCs) as an emerging renewable energy technology are expected to play an important role in the transition to a sustainable future. …
WhatsAppDOI: 10.1016/J.ICA.2013.10.032 Corpus ID: 97665895; Two self-assembled N-heterocyclic-substituted zinc porphyrins and isonicotinic acid dyads and their applications in supramolecular solar cells
WhatsAppThere has been an ongoing effort to overcome the limitations associated with the stability of hybrid organic–inorganic perovskite solar cells by using different organic agents as additives to the perovskite formulations. The functionality of organic additives has been predominantly limited to exploiting hydrogen-bonding interactions, while the relevant …
WhatsAppAbstract Perovskite solar cells are one of the most promising photovoltaic technologies, although their molecular level design and stability toward environmental factors remain a challenge. ... Here, the concept of supramolecular engineering of 2D perovskite materials is demonstrated in the case of formamidinium (FA) containing A 2 FA n −1 Pb ...
WhatsAppSupramolecular Co-adsorption on TiO 2 to enhance the efficiency of dye-sensitized solar cells ... TZ101 and TZ102 are synthesized and applied as co-sensitizers in dye-sensitized solar cells (DSSCs). TZ101 and TZ102 have similar structures except for two fluorine atoms introduced on the benzotriazole (BTZ) unit. AJ502 shows a …
WhatsAppReducing lead toxicity of perovskite solar cells with a built-in supramolecular complex Embedding crosslinking supramolecular complex into perovskite simultaneously enhances the device performance and reproducibility, prevent lead leakage, reduce lead toxicity and realizes a close-loop Pb recycling and management for making …
WhatsAppHaving recently surpassed 10% efficiency, solar cells based on organic molecules are poised to become a viable low-cost clean energy source with the added advantages of mechanical flexibility and light weight. The best-performing organic solar cells rely on a nanostructured active layer morphology consisting of a complex …
WhatsAppSupramolecular interactions based on porphyrin and fullerene derivatives were successfully adopted to improve the photovoltaic performance of p-type dye-sensitized solar cells (DSCs ...
WhatsAppThe enhancements in both V OC and FF are mainly responsible for the improved PCE of solar cells as a result of the exploitation of supramolecular lattice interactions through the non-covalent interaction of DPA-TFA, and comprehensive surface defect passivation, homogenized phase and chemical compositions, as well as …
WhatsAppAbstract Flexible perovskite solar cells (F-PSCs) have emerged as promising alternatives to conventional silicon solar cells for applications in portable and wearable electronics. However, the mech...
WhatsAppWe elucidate its binding mode using two-dimensional solid-state 19 F NMR spectroscopy in conjunction with density functional theory calculations. As a result, we demonstrate a …
WhatsAppOrganic–inorganic halide perovskites, such as CH3NH3PbX3 (X = I–, Br–, Cl–), are attracting growing interest to prepare low-cost solar cells that are capable of converting sunlight to electricity at the highest efficiencies. Despite negligible effort on enhancing materials'' purity or passivation of surfaces, high efficiencies have already been …
WhatsAppAbstract We have synthesized tetrazolium anchor porphyrin (MPTz) with different metal ions (M, M = Zn 2+, Cd 2+ and Co 2+) and triphenylamine group antenna molecule L2 on the nanostructured TiO 2 electrode surfaces, resulting in a ZnPTz + L2 assembled approach, based on self-assembled dye ZnPTz + L2 for highly efficient dye-sensitized solar cells …
WhatsAppThere has been an ongoing effort to overcome the limitations associated with the stability of hybrid organic–inorganic perovskite solar cells by using different organic agents as additives to the perovskite formulations. The functionality of organic additives has been predominantly limited to exploiting hydrogen-bonding interactions, while the relevant …
WhatsAppThis work affords a fertile base for further investigation in supramolecular solar cells. In order to improve the solar cells'' efficiency of such a dyad, further study about the dyads based on porphyrin acid derivatives serving as the anchoring groups is …
WhatsAppA novel supramolecular gel electrolyte formed from two-component low molecular mass organogelators was developed and introduced into quasi-solid-state dye sensitized solar cell (QS-DSSC). This supramolecular gel electrolyte system was prepared by using N,N''-1,5-pentanediylbis-dodecanamide and 4-(Boc-aminomethyl)pyridine as co …
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