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DEVELOPMENT OF ANTIMONY-BASED PEROVSKITE …
perovskite-inspired compositions, as well as lm engineering methods, to enable solar cells with ever-growing efciency. Keywords: perovskite-inspired material, lead-free, antimony, hybrid, solar cell The originality of this thesis has been checked using the Turnitin
Lead-Free Perovskite Solar Cells | ACS Energy Letters
Soln.-based fabrication and characterization is presented of the lead-free perovskite-related methylammonium antimony iodide (CH3NH3)3Sb2I9 compd. By photothermal deflection spectroscopy (PDS), a peak absorption coeff. α …
Designing Guanidine-Based Antimony Halides Luminescence Perovskite …
Design of lead-free zero-dimensional organic–inorganic metal halide luminescent (OIMHs) materials is critical due to their structure diversity and excellent photophysical characteristics for solid-state lighting application. However, the choice of suitable organic molecules is a very tricky issue. Herein, a novel zero-dimensional (0D) …
Higher Efficiency and Stability in Planar Homojunction Hybrid Antimony (MA3Sb2I9)
A strong candidate for photovoltaic technology, perovskite-based solar cells with a planar structure offers a very high power conversion efficiency (PCE). In the meantime, the strive for lead-free perovskites solar cells (PSCs) is also enhanced owing to the extremely hazardous and carcinogenic nature of lead. Due to their advantageous physical, …
Air-Stable Lead-Free Antimony-Based Perovskite Inspired Solar …
Perovskite-inspired materials (PIMs) have come to the fore recently because they aim to solve a main issue with perovskite technology, that of the potential toxicity of lead (Pb), as well as offer alternatives to tin (Sn)-based perovskites, which are unstable. First, we introduced two cations in the precursor mixture, which improved power …
Mixed Halide Formation in Lead-Free Antimony-Based Halide Perovskite …
Among the lead-free halide perovskites, the antimony -based halide perovskites for photocatalytic CO 2 reduction to CH 4 have scarcely been reported. Xu et al. and Tang et al. reported the high efficiency photoreduction of CO 2 to CO using the lead-free Cs 3 Sb 2 I 9 photocatalyst while Geyer et al. synthesized pure and uniform Cs 3 Sb 2 Br 9 …
Antimony-Bismuth Alloying: The Key to a Major Boost in the …
The perovskite-inspired Cu 2 AgBiI 6 (CABI) material has been gaining increasing momentum as photovoltaic (PV) absorber due to its low toxicity, intrinsic air …
Recent Advancements in Nontoxic Halide Perovskites: Beyond …
Recent Advancements in Nontoxic Halide Perovskites: Beyond Divalent Composition Space Dhirendra Kumar,⊥ Jagjit Kaur,⊥ Prajna Parimita Mohanty, Rajeev Ahuja,* and Sudip Chakraborty* Cite This: ACS Omega 2021, 6, 33240−33252 Read Online ACCESS Metrics & More Article Recommendations ...
Neuromorphic computing based on halide perovskites
This Review examines the development of neuromorphic hardware systems based on halide perovskites, considering how devices based on these materials can serve as synapses and neurons, and can be ...
Intermediate Bands in Zero-Dimensional Antimony Halide Perovskites
Using density functional theory, the structural and electronic-structure properties of a recently discovered, zero-dimensional antimony halide perovskite are studied. It is found that the herein considered material EtPySbBr 6 exhibits very promising electronic-structure properties: a direct band gap close to the peak of the solar spectrum …
Next-generation applications for integrated perovskite solar cells
The unique properties of perovskites and the rapid advances that have been made in solar cell performance have facilitated their integration into a broad range …
Enhancing the efficiency and longevity of inverted perovskite …
Here we introduce p-type antimony-doped tin oxides (ATOx) combined with a self-assembled monolayer molecule as an interlayer between the perovskite and …
Two‐Dimensional Antimony‐Based Perovskite‐Inspired Materials …
a) Crystal structures of 0D-Cs 3 Sb 2 I 9 (left), 2D-Cs 3 Sb 2 I 9− x Cl x (middle), and 2D-Rb 3 Sb 2 I 9 (right). b) Top-view SEM images of the resultant layers. Consistent with their optimal processing conditions for photodetector fabrication, 0D-Cs 3 Sb 2 I 9 and 2D-Cs 3 Sb 2 I 9− x Cl x were deposited on FTO/c-TiO 2 /mp-TiO 2 substrates, …
Lead-free cesium antimony halide perovskites: halide alloying, …
Journal of Materials Science - Lead-free Cs3Sb2X9 (X = Cl, Br, I) perovskites have emerged as eco-friendly alternatives to traditional photovoltaic and optoelectronic materials. This... Bulk perovskites Our study commenced by replicating the existing findings on Cs 3 Sb 2 X 9 (X = Cl, Br, I) perovskites, and simultaneously …
Researchers use antimony selenide as a bottom cell material for efficient perovskite…
Researchers from the University of Science and Technology of China and Hefei University of Technology have developed a proof-of-concept tandem solar cell tandem solar cell by using antimony selenide (Sb 2 Se 3) for the bottom cell and a wide-bandgap organic-inorganic hybrid perovskite material for the top cell. ...
Air-Stable Lead-Free Antimony-Based Perovskite Inspired Solar …
Abstract. Perovskite-inspired materials (PIMs) have come to the fore recently because they aim to solve a main issue with perovskite technology, that of the …
Perovskite solar cells: Stability lies at interfaces
Perovskite solar cells are developing fast but their lifetimes must be extended. Now, large-area printed perovskite solar modules have been shown to be stable for more than 10,000 ...
Perovskite‐type Li‐ion solid electrolytes: a review | Journal of …
All-solid-state lithium batteries with inorganic solid electrolytes are recognized as the next-generation battery systems due to their high safety and energy density. To realize the practical applications of all-solid-state lithium battery, it is essential to develop solid electrolytes which exhibit high Li-ion conductivity, low electron conductivity, …
Sb2Se3 as a bottom cell material for efficient perovskite/Sb2Se3 …
<p>Antimony selenide (Sb<sub>2</sub>Se<sub>3</sub>) semiconducting material possesses a band gap of 1.05–1.2 eV and has been widely applied in single-junction solar cells. Based on its band gap, Sb<sub>2</sub>Se<sub>3</sub> can also be used as the bottom cell absorber material in tandem solar cells. More importantly, …
Could halide perovskites revolutionalise batteries and …
Halide perovskites, both lead and lead-free, are vital host materials for batteries and supercapacitors. The ion-diffusion of halide perovskites make them an …
Perovskite solar cell technology goes greener with antinomy
Department at Tor Vergata University of Rome has developed the first air-stable lead (Pb) and tin (Sn)-free perovskite solar modules, fabricated with an antimony (Sb)-based perovskite-inspired material (PIM) as the light absorber. The results are ...
Photo-Enhanced Lead-Free Antimony-Based perovskite …
Antimony-based perovskites, due to their low toxicity, high dielectric constant, excellent optoelectronic characteristics, and higher tendency for electron loss, can serve as suitable alternatives to lead-based perovskite …
Large-Area Transparent Antimony-Based Perovskite Glass for …
Nonlead low-dimensional halide perovskites attract considerable attention as X-ray scintillators. However, most scintillation screens exhibit pronounced light scattering, which detrimentally reduces the quality of X-ray imaging. Herein, we employed a simple and straightforward solvent-free melt-quenching method to fabricate a large-area zero …
Lead-free cesium antimony halide perovskites: halide alloying, …
Crystal structure for cesium antimony halide perovskites with formula Cs 3 Sb 2 X 9 (X = Cl, Br, I) were based on the description of Arakcheeva et al. [] deriving from the traditional ABX 3-type perovskites with two-thirds of …
Nanomaterials | Free Full-Text | Nanostructured Perovskite Solar …
Over the past decade, lead halide perovskites have emerged as one of the leading photovoltaic materials due to their long carrier lifetimes, high absorption coefficients, high tolerance to defects, and facile processing methods. With a bandgap of ~1.6 eV, lead halide perovskite solar cells have achieved power conversion efficiencies …
Accelerated discovery of perovskite solid solutions through …
Accelerated discovery of perovskite solid solutions is achieved through automated synthesis and dielectric characterisation, exploring sintering and phase relationships for ML-predicted ...
Dimension-Controlled Growth of Antimony-Based Perovskite-like …
Antimony (Sb) has been identified as a promising candidate for replacing toxic lead (Pb) in perovskite materials because Sb-based perovskite-like halides exhibit not only intrinsic thermodynamic stability but also a unique set of intriguing optoelectronic characteristics. However, Sb-based perovskit …