Search Results - "Cunha, Jose M. V."
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Rear Optical Reflection and Passivation Using a Nanopatterned Metal/Dielectric Structure in Thin-Film Solar Cells
Published in IEEE journal of photovoltaics (01-09-2019)“…Currently, one of the main limitations in ultrathin Cu(In,Ga)Se 2 (CIGS) solar cells are the optical losses, since the absorber layer is thinner than the light…”
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Decoupling of Optical and Electrical Properties of Rear Contact CIGS Solar Cells
Published in IEEE journal of photovoltaics (01-11-2019)“…A novel architecture that comprises rear interface passivation and increased rear optical reflection is presented with the following advantages: i) enhanced…”
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Cu(In,Ga)Se2-based solar cells for space applications: proton irradiation and annealing recovery
Published in Journal of materials science (02-11-2023)“…In this work, we present an experimental study of a Cu(In,Ga)Se 2 (CIGS)-based solar cell (SC), irradiated with protons of energy 80 and 180 keV and with…”
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Passivation of Interfaces in Thin Film Solar Cells: Understanding the Effects of a Nanostructured Rear Point Contact Layer
Published in Advanced materials interfaces (23-01-2018)“…Thin film solar cells based in Cu(In,Ga)Se2 (CIGS) are among the most efficient polycrystalline solar cells, surpassing CdTe and even polycrystalline silicon…”
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High‐Performance and Industrially Viable Nanostructured SiOx Layers for Interface Passivation in Thin Film Solar Cells
Published in Solar RRL (01-03-2021)“…Herein, it is demonstrated, by using industrial techniques, that a passivation layer with nanocontacts based on silicon oxide (SiOx) leads to significant…”
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Characterization of the Interfacial Defect Layer in Chalcopyrite Solar Cells by Depth‐Resolved Muon Spin Spectroscopy
Published in Advanced materials interfaces (01-07-2022)“…As devices become smaller and more complex, the interfaces between adjacent materials become increasingly important and are often critical to device…”
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Perovskite Metal–Oxide–Semiconductor Structures for Interface Characterization
Published in Advanced materials interfaces (01-10-2021)“…Perovskite solar cells (PSCs) are one of the most promising photovoltaic technologies. Amongst several challenges, developing and optimizing efficient electron…”
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Optical Lithography Patterning of SiO2 Layers for Interface Passivation of Thin Film Solar Cells
Published in Solar RRL (01-12-2018)“…Ultrathin Cu(In,Ga)Se2 solar cells are a promising way to reduce costs and to increase the electrical performance of thin film solar cells. An optical…”
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On the Importance of Joint Mitigation Strategies for Front, Bulk, and Rear Recombination in Ultrathin Cu(In,Ga)Se2 Solar Cells
Published in ACS applied materials & interfaces (16-06-2021)“…Several optoelectronic issues, such as poor optical absorption and recombination, limit the power conversion efficiency of ultrathin Cu(In,Ga)Se2 (CIGS)…”
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Understanding the AC Equivalent Circuit Response of Ultrathin Cu(In,Ga)Se2 Solar Cells
Published in IEEE journal of photovoltaics (2019)“…This paper aims to study the ac electrical response of standard-thick, ultrathin, and passivated ultrathin Cu(In,Ga)Se 2 (CIGS) solar cells. Ultrathin CIGS is…”
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Perovskite Metal–Oxide–Semiconductor Structures for Interface Characterization (Adv. Mater. Interfaces 20/2021)
Published in Advanced materials interfaces (01-10-2021)“…Perovskite MOS Structures In article number 2101004, José M. V. Cunha and co‐workers demonstrate that AC measurements performed on metal–oxide–semiconductor…”
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Photovoltaics: Passivation of Interfaces in Thin Film Solar Cells: Understanding the Effects of a Nanostructured Rear Point Contact Layer (Adv. Mater. Interfaces 2/2018)
Published in Advanced materials interfaces (01-01-2018)“…On the left a schematic of an ultrathin Cu(In,Ga)Se2 solar cell with passivated rear interface and on the right a transmission electron microscopy of the real…”
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CuSe[Formula omitted]-based solar cells for space applications: proton irradiation and annealing recovery
Published in Journal of materials science (01-11-2023)“…In this work, we present an experimental study of a Cu(In,Ga)Se [Formula omitted] (CIGS)-based solar cell (SC), irradiated with protons of energy 80 and 180…”
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Cu(In,Ga)Se$$_2$$-based solar cells for space applications: proton irradiation and annealing recovery
Published in Journal of materials science (01-11-2023)“…In this work, we present an experimental study of a Cu(In,Ga)Se $$_2$$ 2 (CIGS)-based solar cell (SC), irradiated with protons of energy 80 and 180 keV and…”
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Encapsulation of Nanostructures in a Dielectric Matrix Providing Optical Enhancement in Ultrathin Solar Cells
Published in Solar RRL (01-11-2020)“…The incorporation of nanostructures in optoelectronic devices for enhancing their optical performance is widely studied. However, several problems related to…”
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High‐Performance and Industrially Viable Nanostructured SiO x Layers for Interface Passivation in Thin Film Solar Cells
Published in Solar RRL (01-03-2021)Get full text
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High‐Performance and Industrially Viable Nanostructured SiOx Layers for Interface Passivation in Thin Film Solar Cells
Published in Solar RRL (01-03-2021)“…Ultrathin Solar Cells In article number 2000534, José M. V. Cunha and co‐workers applied two SiOx passivation architectures in ultrathin CIGS solar cells. Both…”
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High‐Performance and Industrially Viable Nanostructured SiO x Layers for Interface Passivation in Thin Film Solar Cells
Published in Solar RRL (01-03-2021)Get full text
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20
Optical Lithography Patterning of SiO 2 Layers for Interface Passivation of Thin Film Solar Cells
Published in Solar RRL (01-12-2018)Get full text
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