Morphological and Optical Transformation of Gas Assisted Direct Laser Written Porous Silicon Films.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202300655
Abstract: Direct laser writing (DLW) of mesoporous porous silicon (PS) films is shown to selectively create spatially separated nitridized and carbonized features on a single film. Nitridized or carbonized features are formed during DLW at 405 nm… read more here.
Keywords: gas; silicon films; porous silicon; direct laser ... See more keywords
Enhanced optical absorption in ultrathin silicon films using embedded silica-coated silver nanoparticles
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2018.08.028
Abstract: Abstract Silver nanospheres with silica shells (Ag@SiO2) embedded into the absorber layer are explored as a plasmonic optical absorption enhancement method for thin-film photovoltaic cells. We observe dramatically enhanced absorption of the solar spectrum into… read more here.
Keywords: silicon films; enhanced optical; optical absorption; silver ... See more keywords
Peak thermoelectric power factor of holey silicon films
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/5.0010254
Abstract: The thermoelectric properties of nanostructured silicon are not fully understood despite their initial promise. While the anomalously low thermal conductivity has attracted much work, the impact of nanostructuring on the power factor has mostly escaped… read more here.
Keywords: holey silicon; power factor; silicon films; power ... See more keywords
Study of Structural and Optical Properties of Electrodeposited Silicon Films on Graphite Substrates
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DOI: 10.3390/nano12030363
Abstract: Silicon (Si) films were deposited on low-cost graphite substrates by the electrochemical reduction of silicon dioxide nanoparticles (nano-SiO2) in calcium chloride (CaCl2), melted at 855 °C. Cyclic voltammetry (CV) was used to analyze the electrochemical… read more here.
Keywords: graphite substrates; study structural; electrochemical reduction; reduction ... See more keywords
Femtosecond Laser-Assisted Formation of Hybrid Nanoparticles from Bi-Layer Gold–Silicon Films for Microscale White-Light Source
Sign Up to like & getrecommendations! Published in 2022 at "Nanomaterials"
DOI: 10.3390/nano12101756
Abstract: It is very natural to use silicon as a primary material for microelectronics. However, silicon application in nanophotonics is limited due to the indirect gap of its energy band structure. To improve the silicon emission… read more here.
Keywords: laser; gold silicon; white light; hybrid nanoparticles ... See more keywords