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efficiency (4) 4
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zellen und module (4) 4
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electricity (3) 3
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general tagging of cross-sectional technologies spanning over several sections of the ipc (3) 3
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kristallisation und wafering (3) 3
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reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (3) 3
semiconductor devices (3) 3
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technical subjects covered by former uspc cross-reference art collections [xracs] and digests (3) 3
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78.55.ap (2) 2
78.70.en (2) 2
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characterization of defects (2) 2
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Progress in Photovoltaics: Research and Applications, ISSN 1062-7995, 08/2018, Volume 26, Issue 8, pp. 533 - 542
This paper discusses degradation phenomena in crystalline silicon. We present new investigations of the light‐ and elevated temperature‐induced degradation of... 
N-TYPE | DEFECTS | PHYSICS, APPLIED | SOLAR-CELLS | PASSIVATION | ILLUMINATION | ENERGY & FUELS | MATERIALS SCIENCE, MULTIDISCIPLINARY | IDENTIFICATION | CRYSTALLINE SILICON | METAL IMPURITIES | HYDROGEN | INDUCED LIFETIME DEGRADATION | Silicon | Crystal growth | Photodegradation | Crystal defects | Analogies | Impurities | Hydrogen | High temperature | Species diffusion | Defects
Journal Article
physica status solidi (RRL) – Rapid Research Letters, ISSN 1862-6254, 12/2016, Volume 10, Issue 12, pp. 861 - 865
Light‐ and elevated temperature‐induced degradation in multicrystalline silicon can reduce the efficiency of solar cells significantly. In this work, the... 
heat ramp | temperature profile | light‐induced degradation | multicrystalline silicon | light-induced degradation | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | MATERIALS SCIENCE, MULTIDISCIPLINARY | Silicon | Materials science | Photovoltaic cells | Temperature effects | Degradation | Solar cells | Firing | Heating | Wafers | Temperature profiles
Journal Article
Solar Energy Materials and Solar Cells, ISSN 0927-0248, 12/2017, Volume 173, pp. 80 - 84
Journal Article
SCIENTIFIC REPORTS, ISSN 2045-2322, 10/2019, Volume 9, Issue 1, pp. 14268 - 5
In this paper we present a contactless transient carrier spectroscopy and imaging technique for traps in silicon. At each pixel, we fit the transient decay of... 
LIFETIMES | TRAPS | MULTIDISCIPLINARY SCIENCES | PHOTOCONDUCTANCE | SILICON | Spectroscopy | Spectrum analysis
Journal Article
physica status solidi c, ISSN 1862-6351, 07/2017, Volume 14, Issue 7, p. n/a
The presence of copper contamination is known to severely degrade the minority carrier lifetime of p‐type silicon upon exposure to illumination. In this... 
Cu‐LID | copper impurities | silicon | defect characterization | metal precipitates | Cu-LID | Precipitation | Transition metals | Carrier lifetime | Beryllium | Illumination | Silicon | Iron | Nickel | Copper | Precipitates | Contamination | Defects
Journal Article
Journal Article
Journal of Applied Physics, ISSN 0021-8979, 03/2011, Volume 109, Issue 5, pp. 053718 - 053718-6
Light-induced degradation (LID) due to boron-oxygen complex formation seriously diminishes the minority carrier lifetime of p -type Czochralski-grown (Cz)... 
ELECTRONIC-PROPERTIES | PHYSICS, APPLIED | BORON | METASTABLE DEFECT | UNAMBIGUOUS DETERMINATION | Oxides | Semiconductor wafers | Electric properties
Journal Article
Progress in Photovoltaics: Research and Applications, ISSN 1062-7995, 06/2013, Volume 21, Issue 4, pp. 534 - 543
ABSTRACT The defect‐induced diode breakdown behavior in multicrystalline silicon solar cells, which is located at recombination active crystal defects, is... 
surface texture | multicrystalline | etch pits | silicon solar cells | defect‐induced diode breakdown | defect-induced diode breakdown | VOLTAGE | PHYSICS, APPLIED | ENERGY & FUELS | MATERIALS SCIENCE, MULTIDISCIPLINARY | P-N-JUNCTION | ELECTROLUMINESCENCE | SPECTROSCOPY | DIFFUSION | AVALANCHE BREAKDOWN | PREBREAKDOWN SITES | Solar cells | Solar batteries | Silicon | Breakdown
Journal Article
Journal of Applied Physics, ISSN 0021-8979, 04/2011, Volume 109, Issue 7, pp. 071101 - 071101-10
Extensive investigations on industrial multicrystalline silicon solar cells have shown that, for standard 1 Ω cm material, acid-etched texturization, and in... 
DEFECTS | ORIGIN | PHYSICS, APPLIED | LUMINESCENCE | SILICON | LIGHT | HOT-SPOTS | AVALANCHE BREAKDOWN | EMISSION | PREBREAKDOWN SITES | ELECTROLUMINESCENCE | Solar cells | Silicon | Chemical properties | Solar batteries | Analysis | Electric properties
Journal Article
Energy Procedia, ISSN 1876-6102, 09/2017, Volume 124, pp. 146 - 151
For solar cell application, the stability of interface passivation quality to in-field conditions is crucial. We have performed an experiment to test the... 
floatzone silicon | aluminum oxide passivation | stability | light soaking
Journal Article
physica status solidi (RRL) – Rapid Research Letters, ISSN 1862-6254, 05/2014, Volume 8, Issue 5, pp. 385 - 389
The adhesion of Ni–Cu‐plated contacts requires annealing, which can lead to an electrical degradation of the solar cell. A combination of optical imaging... 
silicon | solar cells | electroluminescence | nickel silicide | selective emitters | Solar cells | Nickel silicide | Selective emitters | Electroluminescence | Silicon | CONTACTS | PHYSICS, CONDENSED MATTER | PHYSICS, APPLIED | MATERIALS SCIENCE, MULTIDISCIPLINARY | Solid state physics | Annealing | Nickel | Photovoltaic cells
Journal Article
physica status solidi c, ISSN 1862-6351, 03/2011, Volume 8, Issue 3, pp. 733 - 738
Defects in multicrystalline silicon for photovoltaic applications and their impact on solar cell parameters have been investigated in the material research... 
silicon | solar cells | defects | transition metals | Solar cells | Transition metals | Silicon | Defects | Silicon wafers | Ingot casting | Silicon nitride | Crucibles | Raw materials | Iron | Contamination | Silicon carbide | Photovoltaic cells | Impurities | Efficiency | Chromium | Germanium | Ingots | Copper | Bypasses
Journal Article
Journal of Applied Physics, ISSN 0021-8979, 09/2009, Volume 106, Issue 6, pp. 063530 - 063530-7
Solar cells in modules are reverse biased when they are shaded. This can lead to diode breakdown and eventually to the occurrence of hot spots, which may, in... 
P-N JUNCTIONS | ROOM-TEMPERATURE | PHYSICS, APPLIED | LUMINESCENCE | LIGHT | MICROPLASMAS | AVALANCHE BREAKDOWN | EMISSION | Breakdown (Electricity) | Thermal properties | Solar cells | Evaluation | Solar batteries | Analysis | Silicon | Holes (Electron deficiencies) | Electric properties
Journal Article
IEEE Transactions on Electron Devices, ISSN 0018-9383, 09/2010, Volume 57, Issue 9, pp. 2227 - 2234
Journal Article
Journal of Applied Physics, ISSN 0021-8979, 07/2010, Volume 108, Issue 2, pp. 023708 - 023708-6
Solar cells made of upgraded metallurgical grade silicon (UMG-Si) feedstock material generally show an increased reverse current at a relatively low reverse... 
CHEMISTRY, PHYSICAL | P-N JUNCTIONS | AVALANCHE BREAKDOWN | EMISSION | Breakdown (Electricity) | Solar cells | Solar batteries | Analysis | Silicon | Design and construction | Semiconductor doping | Electric properties
Journal Article
Energy Procedia, ISSN 1876-6102, 08/2015, Volume 77, pp. 106 - 112
We propose a fast and easy way to calculate the precipitate-related carrier recombination / lifetime in n- and p-type silicon as a function of the minority... 
injection dependence | Carrier lifetime | metal precipitates | n- and p-type Si
Journal Article
Applied Physics Letters, ISSN 0003-6951, 12/2009, Volume 95, Issue 23, pp. 232113 - 232113-3
The local prebreakdown behavior of a damage etched multicrystalline silicon solar cell produced from virgin grade feedstock was characterized. At the position... 
P-N JUNCTIONS | DEFECTS | PHYSICS, APPLIED | AVALANCHE BREAKDOWN | SPECTROSCOPY | EMISSION
Journal Article
Energy Procedia, ISSN 1876-6102, 09/2017, Volume 124, pp. 712 - 717
Light- and elevated temperature-induced degradation (LeTID) in multicrystalline silicon can reduce the efficiency of solar cells significantly. We analyse the... 
temperature profile | wafer | light-induced degradation (LID) | multicrystalline silicon (mc-Si)
Journal Article
Solar Energy Materials and Solar Cells, ISSN 0927-0248, 12/2017, Volume 173, p. 80
The degradation kinetics of multicrystalline silicon solar cells and wafers at elevated temperature (often termed "LeTID") depend on the specific temperature... 
Solar cells | Temperature | Crystals | Polycrystals | High temperature | Defects | Degradation | Photovoltaic cells | Temperature effects | Wafers | Emitters (electron) | Silicon | Kinetics | Emitters | Carrier density | P-n junctions
Journal Article
Energy Procedia, ISSN 1876-6102, 08/2016, Volume 92, pp. 867 - 872
Light induced degradation at elevated temperatures in mc-Si PERC solar cells can be responsible for major efficiency losses. In this work, a spatially resolved... 
PERC | LID | multicrystalline silicon | solar cell
Journal Article
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