Listar Institute of Advanced Materials (INAM) por autoría "f87e6e7a-df3e-44ce-868b-ad1c0b9d0deb"
Mostrando ítems 1-17 de 17
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A first-principles study of the stability, electronic structure, and optical properties of halide double perovskite Rb2Sn1xTexI6 for solar cell applications
Royal Society of Chemistry (2021-01-22)Owing to their emerging role in solar cell technology, lead halide perovskites have aroused significant research interest in the recent past. However, due to its obvious toxicity, looking for a potential alternative to ... -
Carbonyl Iron Foam Surfaces Modified with Poly (L-Lysine) As Smart Surface for Bone Implant
BiomedGrid (2021-09-30)This article presents the surface modification of iron Fe (110) surfaces with Poly-L-Lysine (PLL) with the aim of preparing carbonyl iron bone implants which are less corrosive and more compatible with fibroblast cells. ...
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Chemi-Structural Stabilization of Formamidinium Lead Iodide Perovskite by Using Embedded Quantum Dots
American Chemical Society (2020-01-6)The approaches to stabilize the perovskite structure of formamidinium lead iodide (FAPI) commonly result in a blue shift of the band gap, which limits the maximum photoconversion efficiency. Here, we report the use of PbS ...
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Continuous-Flow Synthesis of Orange Emitting Sn(II)-Doped CsBr Materials
Wiley (2021-09-05)An ongoing demand toward lead-free all-inorganic cesium metal halide perovskites has presented Sn(II) as an ideal substitute of Pb(II) for applications in optoelectronic devices. The major concern regarding Sn(II) is the ...
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Continuous-Flow Synthesis of Orange Emitting Sn(II)-Doped CsBr Materials
Wiley (2021-09-05)An ongoing demand toward lead-free all-inorganic cesium metal halide perovskites has presented Sn(II) as an ideal substitute of Pb(II) for applications in optoelectronic devices. The major concern regarding Sn(II) is the ...
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Efficient Ligand Passivation Enables Ultrastable CsPbX3 Perovskite Nanocrystals in Fully Alcohol Environments
Wiley (2023)Halide perovskite nanocrystals (PNCs) have demonstrated their wide potential to fabricate efficient optoelectronic devices and to prepare promising photocatalysts for solar-driven photo(electro)chemical reactions. However, ...
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Electronic, Structural, Optical, and Electrical Properties of CsPbX3 Powders (X = Cl, Br, and I) Prepared Using a Surfactant-Free Hydrothermal Approach
MDPI (2023)Recently, several strategies have been adopted for the cesium lead halide, CsPbX3 (X = Cl, Br, and/or I), crystal growth with a perovskite-type structure, paving the way for the further development of innovative ...
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Engineering Sr-doping for enabling long-term stable FAPb1xSrxI3 quantum dots with 100% photoluminescence quantum yield
Royal Society of Chemistry (2021-02-01)The Pb substitution in quantum dots (PQDs) with lesser toxic metals has been widely searched to be environmentally friendly, and be of comparable or improved performance compared to the lead-perovskite. However, the chemical ...
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Microwave-Mediated Synthesis of Lead-Free Cesium Titanium Bromide Double Perovskite: A Sustainable Approach
American Chemical Society (2024-02-02)Theoretical studies have identified cesium titanium bromide (Cs2TiBr6), a vacancy-ordered double perovskite, as a promising lead-free and earth-abundant candidate to replace Pb-based perovskites in photovoltaics. Our ...
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Morphology and Band Structure of Orthorhombic PbS Nanoplatelets: An Indirect Band Gap Material
American Chemical Society (2021-01-12)PbS quantum dots and nanoplatelets (NPLs) are of enormous interest in the development of optoelectronic devices. However, some important aspects of their nature remain unclear. Recent studies have revealed that colloidal ...
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Origin of photovoltage in perovskite solar cells probed by first-principles calculations
(2018-06-04)Hybrid halide perovskite solar cells hold great potential for photovoltaic applications, but suffer, however, from anomalous current density-voltage characteristics. With a view to further understanding the performance of ...
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Stabilization of Black FAPbI3 Perovskite by Interaction with the Surface of the Polymorphic Phase α-PbO
Wiley-VCH GmbH (2023-02-03)The black phase of formamidinium lead iodide, FAPbI3, is optically active and promising for optoelectronics applications. However, it is difficult to synthesize and stabilize at room temperature since it thermodynamically ...
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Suppressing the Formation of High n-Phase and 3D Perovskites in the Fabrication of Ruddlesden-Popper Perovskite Thin Films by Bulky Organic Cation Engineering
American Chemical Society (2022-02-24)Two-dimensional perovskites (2D PVKs) were first studied because of their dielectric and magnetic properties for dielectric and transistor applications in the electronic field. As the optical properties were elucidated ...
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Surface Polarization Model for the Dynamic Hysteresis of Perovskite Solar Cells
American Chemical Society (2017-02)The dynamic hysteresis of perovskite solar cells consists of the occurrence of significant deviations of the current density–voltage curve shapes depending on the specific conditions of measurement such as starting voltage, ... -
Vitamins as Active Agents for Highly Emissive and Stable Nanostructured Halide Perovskite Inks and 3D Composites Fabricated by Additive Manufacturing
Wiley (2022)The use of non-toxic and low-cost vitamins like α-tocopherol (α-TCP, vitamin E) to improve the photophysical properties and stability of perovskite nanocrystals (PNCs), through post-synthetic ligand surface passivation, ...
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White light emission from lead-free mixed-cation doped Cs2SnCl6 nanocrystals
Royal Society of Chemistry (2022-01-13)We have designed a synthesis procedure to obtain Cs2SnCl6 nanocrystals (NCs) doped with metal ion(s) to emit visible light. Cs2SnCl6 NCs doped with Bi3+, Te4+ and Sb3+ ions emitted blue, yellow and red light, respectively. ...
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Widening the 2D/3D Perovskite Family for Efficient and Thermal-Resistant Solar Cells by the Use of Secondary Ammonium Cations
American Chemical Society (2020-03-02)While 2D/3D layered perovskites have been the object of comprehensive research principally focused on increasing the long-term stability observed in 3D perovskites, significant opportunities still exist concerning the ...
