Search Results - "Švrček, V."

Modifying the solar spectrum to enhance silicon solar cell efficiency—An overview of available materials by Strümpel, C., McCann, M., Beaucarne, G., Arkhipov, V., Slaoui, A., Švrček, V., del Cañizo, C., Tobias, I.

“…There are three ways in which the cell efficiency of silicon solar cells may be improved by better exploitation of the solar spectrum: down-conversion (cutting…”
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Photovoltaic Applications of Silicon Nanocrystal Based Nanostructures Induced by Nanosecond Laser Fragmentation in Liquid Media by Švrček, V, Mariotti, D, Nagai, T, Shibata, Y, Turkevych, I, Kondo, M

“…Silicon nanocrystals (Si-ncs) with quantum confinement properties represent an attractive photovoltaic material. The ability to collect the photogenerated…”
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Microplasma-induced surface engineering of silicon nanocrystals in colloidal dispersion by Švrček, V., Mariotti, D., Kondo, M.

“…We report on an atmospheric-pressure dc microplasma that can be used to passivate silicon nanocrystals (SiNCs) in ethanol and that stabilizes their…”
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Synthesis of nanocrystals by discharges in liquid nitrogen from Si–Sn sintered electrode by Kabbara, H., Noël, C., Ghanbaja, J., Hussein, K., Mariotti, D., Švrček, V., Belmonte, T.

“…The synthesis feasibility of silicon–tin nanocrystals by discharges in liquid nitrogen is studied using a Si–10 at % Sn sintered electrode. Time-resolved…”
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Silicon Nanocrystals and Semiconducting Single-Walled Carbon Nanotubes Applied to Photovoltaic Cells by Švrček, V, Cook, S, Kazaoui, S, Kondo, M

“…We demonstrate the feasibility of bulk-heterojunction (BHJ) photovoltaic solar cells, which consist of surfactant-free silicon nanocrystals (size ∼3 nm) and…”
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Self-organized carbon connections between catalyst particles on a silicon surface exposed to atmospheric-pressure Ar + CH4 microplasmas by LEVCHENKO, I, OSTRIKOV, K, MARIOTTI, D, SVRCEK, V

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Built-In Charges and Photoluminescence Stability of 3D Surface-Engineered Silicon Nanocrystals by a Nanosecond Laser and a Direct Current Microplasma by Švrček, V., Mariotti, D., Mitra, S., Kaneko, T., Li, L., Cvelbar, U., Matsubara, K., Kondo, M.

“…Herein we report on three-dimensional (3D) surface engineering of silicon nanocrystals (Si-ncs) at the nanoscale by a combined nanosecond laser (ns-L) and…”
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Silicon nanocrystals as light converter for solar cells by Švrček, V., Slaoui, A., Muller, J.-C.

“…In this work, we investigate the potential use of silicon nanocrystals (Si-nc) into photovoltaics technology as one possible way to increase the silicon solar…”
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Enhancement of hybrid solar cell performance by polythieno [3,4-b]thiophenebenzodithiophene and microplasma-induced surface engineering of silicon nanocrystals by Švrček, V., Yamanari, T., Mariotti, D., Matsubara, K., Kondo, M.

“…We have developed a room temperature fabrication technique for hybrid bulk heterojunction solar cells based on silicon nanocrystals (Si-ncs) embedded in…”
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Tailoring of hybrid silicon nanocrystal-based bulk heterojunction photovoltaic properties upon nanocrystal laser processing in liquid medium by Švrček, V., Yamanari, T., Shibata, Y., Kondo, M.

“…We report on the role of selected silicon nanocrystal (Si-nc) synthesis techniques on the photoelectric properties of Si-ncs and conjugated…”
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Aging effect on blue luminescent silicon nanocrystals prepared by pulsed laser ablation of silicon wafer in de-ionized water by Švrček, V., Sasaki, T., Katoh, R., Shimizu, Y., Koshizaki, N.

“…Blue luminescent colloidal silicon nanocrystals (Si-ncs) were synthesized at room temperature by nanosecond pulsed laser ablation of a single-crystal silicon…”
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In Situ Monitoring the Thermal Dependence of the Growth of Carbon Nanotubes by Chemical Vapor Deposition Investigated by Tapered Element Oscillating Microbalance by Le Normand, F, Švrček, V, Senger, A, Dintzer, T, Pham-Huu, C

“…Recently, it has been shown that the catalytic chemical vapor deposition (CCVD) synthesis at atmospheric pressure of multiwalled carbon nanotubes (MWCNTs) and…”
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Basic features of transport in microcrystalline silicon by Kočka, J., Fejfar, A., Stuchlı́ková, H., Stuchlı́k, J., Fojtı́k, P., Mates, T., Rezek, B., Luterová, K., Švrček, V., Pelant, I.

“…Charge transport in microcrystalline silicon is strongly influenced by its heterogeneous microstructure composed of crystalline grains and amorphous tissue. An…”
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Optical gain in porous silicon grains embedded in sol-gel derived SiO2 matrix under femtosecond excitation by Luterová, K., Dohnalová, K., Švrček, V., Pelant, I., Likforman, J.-P., Crégut, O., Gilliot, P., Hönerlage, B.

“…Porous silicon grains embedded in the phosphorus doped SiO2 matrix exhibit improved photoluminesce properties and better stability in comparison with native…”
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Colloidal silicon nanocrystallites for low-cost solar cell development by V.?vr?ek

“…In this letter a formation of solution based of bulk-heterojunction based on freestanding silicon nanocrystals(Si-ncs) and…”
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Filling of single silicon nanocrystals within multiwalled carbon nanotubes by Švrček, V., Pham-Huu, C., Ledoux, M.-J., Le Normand, F., Ersen, O., Joulie, S.

“…We demonstrate here a simple approach to introduce the ex situ synthesized silicon nanocrystals (Si-ncs) embedded in SiO 2 based spin on glass (SOG) within…”
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Unaggregated silicon nanocrystals obtained by ball milling by Švrček, V., Rehspringer, J.-L., Gaffet, E., Slaoui, A., Muller, J.-C.

“…We have investigated the formation of silicon nanocrystals (Si-nc) ex situ of the silicon dioxide host matrix as well as their structural and optical…”
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Silicon nanocrystal surface engineering and their electronic interaction with carbon based materials by Svrcek, V., Mariotti, D., Cook, S., Kazaoui, S., Shibata, Y., Kondo, M.

“…Hybrid nanomaterials that consist of silicon nanocrystals (Si-ncs) and carbon-based nanostructures (i.e. nanotubes, fullerenes C 60 , etc.) may represent a new…”
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Environmentally Friendly Processing Technology for Engineering Silicon Nanocrystals in Water with Laser Pulses by Svrcek, V, Mariotti, D, Cvelbar, U, Filipič, G, Lozac’h, M, McDonald, C, Tayagaki, T, Matsubara, K

“…Herein, we demonstrate the customized, environmentally friendly tailoring of nanoparticles and their surface chemistry by short pulsed laser irradiation in…”
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Model of transport in microcrystalline silicon by Kočka, J., Stuchlı́ková, H., Stuchlı́k, J., Rezek, B., Mates, T., Švrček, V., Fojtı́k, P., Pelant, I., Fejfar, A.

“…Large complexity of microstructure in hydrogenated microcrystalline silicon and existence of at least two different sizes of crystallites is demonstrated by…”
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