Journal ArticleDOI
A variety of microstructural defects in crystalline silicon solar cells
Pavel Škarvada,Pavel Tománek,Pavel Koktavý,Robert Macků,Jiří Šicner,Marek Vondra,Dinara Dallaeva,Steve Smith,Lubomír Grmela +8 more
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TLDR
In this article, a variety of microstructural defects in crystalline silicon solar cells which appear during the cell processing steps are investigated and localized using visible light emission under reversed bias voltage.About:
This article is published in Applied Surface Science.The article was published on 2014-09-01. It has received 19 citations till now. The article focuses on the topics: Light emission & Crystalline silicon.read more
Citations
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Micromorphology investigation of GaAs solar cells: case study on statistical surface roughness parameters
TL;DR: In this paper, surface appearance was studied by atomic force microscopy (AFM) and fractal analysis was done by the triangulation method and evaluation of statistical metrics was carried out on the basis of AFM-data, before and after heating.
Journal ArticleDOI
Performance analysis of GaAs based solar cells under gamma irradiation
Nikola Papež,Adam Gajdoš,Rashid Dallaev,Dinara Sobola,Dinara Sobola,Petr Sedlak,Petr Sedlak,Rastislav Motuz,Alois Nebojsa,Lubomír Grmela +9 more
TL;DR: In this paper, the influence of gamma irradiation on gallium arsenide based photovoltaic cells was investigated, where a synthetic radioactive isotope of cobalt Co-60 was used with an applied dose of up to 500kGy.
Journal ArticleDOI
Degradation analysis of GaAs solar cells at thermal stress
Nikola Papež,Dinara Sobola,Ľubomír Škvarenina,Pavel Škarvada,Dušan Hemzal,Pavel Tofel,Lubomír Grmela +6 more
TL;DR: In this paper, the authors focused on the study of structure stability and electrical parameters of photovoltaic cells based on GaAs with Ge substrate, which are used especially in adverse environments such as space applications, so their working parameters should be stable even under extreme operating conditions.
Journal ArticleDOI
A study on emerging management practices of renewable energy companies after the outbreak of covid-19: Using an interpretive structural modeling (ISM) approach
Muhammad Rafiq,Shumaila Naz,José Moleiro Martins,Mário Nuno Mata,Pedro Neves Mata,Saif Maqbool +5 more
TL;DR: In this paper, the authors investigated the emerging management practices that will enable the renewable energy sector to fulfill the current demands of the market, especially after the outbreak of the Covid-19 pandemic.
Journal ArticleDOI
Enhancement of Solar Cell Performance of Electrodeposited Ti/n-Cu2O/p-Cu2O/Au Homojunction Solar Cells by Interface and Surface Modification
Charith Jayathilaka,Loku Singgappulige Rosantha Kumara,Koji Ohara,Chulho Song,Shinji Kohara,Osami Sakata,Withana Siripala,Sumedha Jayanetti +7 more
TL;DR: In this paper, the open-circuit voltage of the homojunction solar cell was significantly influenced by the pH of the lactate bath, which was used to achieve the best possible crystal orientation for homojunctions.
References
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Journal ArticleDOI
Surface photovoltage spectroscopy of semiconductor structures: at the crossroads of physics, chemistry and electrical engineering
Leeor Kronik,Yoram Shapira +1 more
TL;DR: In this article, a review of surface photovoltage spectroscopy (SPS) related surface and interface theory is presented, along with an overview of SPS experimental set-up and applications for surface and interfaces characterization of a wide variety of materials and structures, cross-correlating them with other methods.
Journal ArticleDOI
Shunt Types in Crystalline Silicon Solar Cells
TL;DR: In this article, nine different types of shunt have been found in state-of-the-art mono and multicrystalline solar cells by lock-in thermography and identified by SEM investigation.
Journal ArticleDOI
Photographic diagnosis of crystalline silicon solar cells utilizing electroluminescence
Takashi Fuyuki,Athapol Kitiyanan +1 more
TL;DR: In this article, photographic surveying of electroluminescence (EL) under forward bias was proved to be a powerful diagnostic tool for investigating not only the material properties but also process induced deficiencies visually in silicon (Si) solar cells.
Journal ArticleDOI
CELLO: an advanced LBIC measurement technique for solar cell local characterization
TL;DR: In this paper, the spatial distribution of local properties of a solar cell is mapped using light-beam induced current (LBIC) measurements, which can be used to map defects and grain boundaries using reflectivity data and surface etching.
Journal ArticleDOI
Apertureless scanning near-field optical microscopy: a comparison between homodyne and heterodyne approaches
Lewis Mortimer Gomez,Renaud Bachelot,Renaud Bachelot,Alexandre Bouhelier,Alexandre Bouhelier,Gary P. Wiederrecht,Shih-Hui Chang,Stephen Gray,Feng Hua,Seokwoo Jeon,John A. Rogers,Miguel Castro,Sylvain Blaize,Ilan Stefanon,Gilles Lerondel,Pascal Royer +15 more
TL;DR: In this paper, a comparison between homodyne and heterodyne near-field optical microscopy (ASNOM) is made through near field analysis of gold nanowells, integrated waveguides, and a single evanescent wave generated by total internal reflection.
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