Browsing NTNU Open by Author "Sabatino, Marisa Di"
Now showing items 1-20 of 23
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Analyzing structure loss in Czochralski silicon growth: Root causes investigation through surface examination
Hendawi, Rania; Sabatino, Marisa Di (Peer reviewed; Journal article, 2024)A considerable proportion of the grown Czochralski Si ingots are remelted due to the generation of dislocations or the so-called structure loss. The assessment of the failed ingots is a crucial step toward achieving higher ... -
Atomic Layer Deposition of Titanium Oxide-Based Films for Semiconductor Applications—Effects of Precursor and Operating Conditions
Matkivskyi, Vladyslav; Leiviska, Oskari; Wenner, Sigurd; Liu, Hanchen; Vahanissi, Ville; Savin, Hele; Sabatino, Marisa Di; Tranell, Maria Gabriella (Journal article, 2023)Two widely used atomic layer deposition precursors, Tetrakis (dimethylamido) titanium (TDMA-Ti) and titanium tetrachloride (TiCl4), were investigated for use in the deposition of TiOx-based thin films as a passivating ... -
Characterisation of Intermediate Band Solar Cell Materials with Glow Discharge Optical Emission Spectroscopy and Numerical Simulations
Rugtvedt, Håvard (Master thesis, 2024)Denne oppgaven har utforsket glødutladningsemisjonsspektroskopi (GDOES) for kjemisk analyse av (Cr + N) ko-dopede TiO2 tynnfilmer fabrikkert med pulsert laseravsetning (PLD), motivert av utvikling av mellombåndsolceller ... -
Defect-impurity interactions in high performance multicrystalline silicon
Adamczyk, Krzysztof (Doctoral theses at NTNU;2018:339, Doctoral thesis, 2018)Defect-impurity interactions in high performance multicrystalline silicon The global average and combined land and ocean surface temperature is steadily rising for the last several decades. About 97% of climate scientists ... -
Design and fabrication of (Cr + N) co-doped TiO2 films with a continuous compositional spread
Lysne, Hogne (Doctoral theses at NTNU;2023:228, Doctoral thesis, 2023)Intermediate band solar cells (IBSCs) have a theoretically conversion efficiency that is approximately 50 % higher than for the solar cell technologies dominating today. IBSCs are based on a new type of materials, where ... -
Electrical properties and microstructure of crystalline silicon ingots grown from quartz crucibles with and without diffusion barriers
Søndenå, Rune; Stokkan, Gaute; Busam, Jochen Thilo; Hendawi, Rania; Hallam, Benny; Sabatino, Marisa Di (Chapter, 2023) -
Exploring glow discharge mass spectrometry applications in materials characterization
Paudel, Gagan (Doctoral theses at NTNU;2021:232, Doctoral thesis, 2021)Glow discharge mass spectrometry (GDMS) relying on continuous direct current discharge source coupled to sector field mass analyzer (SF-GDMS) is popular for its ability to detect impurities in sub-ppb level. Astrum GDMS ... -
Glow Discharge Optical Emission Spectroscopy for Elemental Characterization of Doped TiO2 Thin Films made by Pulsed Laser Deposition
Ng, Jacob Wilder (Master thesis, 2023)Glimutladnings optisk emisjonsspektroskopi (GD-OES) har blitt brukt for å karakterisere tynnfilmprøver fremstilt ved hjelp av pulset laser deponering (PLD). De viktigste prøvene som er analysert er (Cr+N) ko-dopet TiO2-filmer ... -
Horizontal-to-tilt irradiance conversion for high-latitude regions: a review and meta-analysis
Manni, Mattia; Thorning, Jacob Krum; Jouttijärvi, Sami; Miettunen, Kati; Sabatino, Marisa Di; Lobaccaro, Gabriele (Peer reviewed; Journal article, 2023)This review focuses on the solar irradiance model chain for horizontal-to-tilted irradiance conversion at high latitudes. The main goals of the work are 1) to assess the extent to which the literature accounts for decomposition ... -
Impact of thermal history on defects formation in the last solid fraction of Cz silicon ingots
Lanterne, Adeline Anne; Gaspar, Guilherme Manuel Morais; Haave, Bjørn; Jomâa, Moez; Søndenå, Rune; Hupfer, Alexander; Hu, Yu; Sabatino, Marisa Di (Journal article; Peer reviewed, 2018)For the first time, the impact of the tail detachment on the quality of the last solid fraction of a Czochralski silicon ingot body is reported. Simulations of the thermal history were performed on CGSim software and showed ... -
Influence of aluminium doping on high purity quartz glass properties
Gawel, Bartlomiej; Busam, Jochen Thilo; Marthinsen, Astrid; Warden, Gabriela Kazimiera; Hallam, Benny; Sabatino, Marisa Di (Journal article; Peer reviewed, 2024)High purity natural quartz is used as raw material for the manufacture of quartz glass crucibles for solar-grade silicon ingots production. One key challenge for cost-effective ingot pulling is to maximise the ability of ... -
Investigation of uniformity in fused quartz crucibles for Czochralski silicon ingots
Warden, Gabriela Kazimiera; Ebbinghaus, Petra; Rabe, Martin; Juel, Mari; Gawel, Bartlomiej; Erbe, Andreas; Sabatino, Marisa Di (Journal article; Peer reviewed, 2024)As there is an increased demand for monocrystalline silicon based solar cells, there is an increased interest in stronger and more durable fused quartz crucibles used in the Czochralski process. In this study we focused ... -
Machine Learning Methods for Structure Loss Classification in Czochralski Silicon Ingots
Garcia, Alfredo Sanchez; Hendawi, Rania Tayseer Atieh; Sabatino, Marisa Di (Journal article; Peer reviewed, 2024)A considerable fraction of Czochralski silicon ingots undergoes remelting mainly because of dislocation generated during the growth, commonly termed structure loss. Being able to identify and categorize these failed ingots ... -
Novel combinatory method for surface and crystallinity analysis of crystalline materials
Matkivskyi, Vladyslav; Røyset, Arne Karstein; Stokkan, Gaute; Tetlie, Pål; Sabatino, Marisa Di; Tranell, Maria Gabriella (Journal article; Peer reviewed, 2023) -
Novel technique to study the wet chemical etching response of multi-crystalline silicon wafers
Matkivskyi, Vladyslav; Røyset, Arne Karstein; Stokkan, Gaute; Tetlie, Pål; Sabatino, Marisa Di; Tranell, Gabriella (Peer reviewed; Journal article, 2022)This study is based on the application of a combinatory method for surface and crystallinity analysis of crystalline materials. The obtained results illustrated the effects of different additives (isopropyl alcohol (IPA) ... -
NTNU-SINTEF SolarNet: A solar irradiation monitoring network at high latitudes
Manni, Mattia; Nocente, Alessandro; Bellmann, Martin Pawel; Völler, Steve; Sabatino, Marisa Di; Lobaccaro, Gabriele (Peer reviewed; Journal article, 2023)This study presents a monitoring network for solar irradiation at high latitudes, called NTNU-SINTEF SolarNet. The network collects, with a time resolution ranging from seconds to hours, solar irradiance data, e.g. global ... -
Nucleation and Growth of High Performance Multicrystalline Silicon (HPMC-Si) in Si3N4 and SiC Coated Crucibles
Narayanankutty, Divya (Master thesis, 2019)The silicon material for photovoltaic (PV) industry demands high quality. It is known that dislocation clusters are among the foremost limiting effects on the minority carrier lifetime, and thus the PV efficiency. The ... -
Recent developments on manufacturing and characterization of fused quartz crucibles for monocrystalline silicon for photovoltaic applications
Warden, Gabriela Kazimiera; Juel, Mari; Gawel, Bartlomiej Adam; Sabatino, Marisa Di (Peer reviewed; Journal article, 2022)The dominating technology of solar cell production today is based on monocrystalline silicon, produced mostly by the Czochralski process. Recently, the solar cell industry, has started to move towards growing larger and ... -
Recombination activity of grain boundaries in high-performance multicrystalline Si during solar cell processing
Krzysztof, Adamczyk; Søndenå, Rune; Stokkan, Gaute; Looney, Erin; Jensen, Mallory; Lai, Barry; Rinio, Markus; Sabatino, Marisa Di (Journal article; Peer reviewed, 2018)In this work, we applied internal quantum efficiency mapping to study the recombination activity of grain boundaries in High Performance Multicrystalline Silicon under different processing conditions. Wafers were divided ... -
The Role of Boron in Low Copper Spheroidal Graphite Irons
Bugten, Andreas Voll; Michels Brito Miranda, Leander Edward; Brurok, Rune Botnmark; Hartung, Cathrine; Ott, Emmanuelle; Vines, Lasse; Li, Yanjun; Arnberg, Lars Erik; Sabatino, Marisa Di (Peer reviewed; Journal article, 2023)The effects of boron at concentrations ranging from 5 to 525 ppm in low copper spheroidal graphite iron (SGI) has been studied. At 130 to 140 ppm, no particular effect of boron was observed on the size distributions, number ...