Search Results - "Arendse, Christopher"

Insights into the Growth Orientation and Phase Stability of Chemical-Vapor-Deposited Two-Dimensional Hybrid Halide Perovskite Films by Arendse, Christopher J., Burns, Randy, Beckwitt, David, Babaian, Dallar, Klue, Stephen, Stalla, David, Karapetrova, Evguenia, Miceli, Paul F., Guha, Suchismita

“…Chemical vapor deposition (CVD) offers a large-area, scalable, and conformal growth of perovskite thin films without the use of solvents. Low-dimensional…”
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The Determination of Deposition Parameters for Carbon-Based Materials in an Inductively Coupled Plasma System Using COMSOL by Fourie, Lionel F., Square, Lynndle C., Arendse, Christopher J.

“…A 2-D axisymmetric fluid model simulation of inductively coupled discharges of a methane plasma is presented. The continuity equations for charged species and…”
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Metal oxides and noble metals application in organic solar cells by Maake, Popoti J., Bolokang, Amogelang S., Arendse, Christopher J., Vohra, Varun, Iwuoha, Emmanuel I., Motaung, David E.

“…The integration of noble metals nanostructures can be an effective method to improve the performance of organic solar cells by scattering the incident light…”
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Investigation of physical, magnetic, and electrochemical properties of silver-iron nanoparticles synthesized by gamma radiolysis by Noukelag, Sandrine Kamdoum, Ngqoloda, Siphelo, Chester, Lebogang Kotsedi, Arendse, Christopher J., Maaza, Malik

“…The synthesis of silver-iron nanoparticles (NPs) by gamma-ray Co 60 at 25 and 50 kGy doses were studied. The radiolytic synthesis method can be used to…”
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Probing structure–property relationship in chemical vapor deposited hybrid perovskites by pressure and temperature by Burns, Randy, Ngqoloda, Siphelo, Arendse, Christopher J., Lavina, Barbara, Dahal, Ashutosh, Singh, Deepak K., Guha, Suchismita

“…Chemical vapor deposition (CVD), a low-cost and a scalable deposition technique, allows the growth of methylammonium lead iodide (MAPbI 3 ) films without the…”
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Mixed-halide perovskites solar cells through PbICl and PbCl2 precursor films by sequential chemical vapor deposition by Ngqoloda, Siphelo, Arendse, Christopher J., Guha, Suchismita, Muller, Theophillus F., Klue, Stephen C., Magubane, Siphesihle S., Oliphant, Clive J.

“…•Lead halides deposition and conversion to perovskites by chemical vapor deposition method.•Formation of stable lead chloride iodide thin film.•Chlorine…”
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ABPBI/MWCNT for proton radiation shielding in low earth orbit by Fourie, Lionel Fabian, Square, Lynndle, Arendse, Christopher, Msimanga, Mandla

“…When planning for any space mission, shielding against ionizing radiation is essential. Polymers, combined with a nano-filler material to reinforce and enhance…”
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The influence of perovskite precursor composition on the morphology and photovoltaic performance of mixed halide MAPbI3-xClx solar cells by Tombe, Sekai, Adam, Getachew, Heilbrunner, Herwig, Yumusak, Cigdem, Apaydin, Dogukan Hazar, Hailegnaw, Bekele, Ulbricht, Christoph, Arendse, Christopher J., Langhals, Heinz, Iwuohaa, Emmanuel, Sariciftci, Niyazi Serdar, Scharber, Markus C.

“…•Perovskite precursor composition affects the crystallization and film morphology.•Film morphology determines photovoltaic performance and hysteresis…”
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Effects of alkali and transition metal-doped TiO2 hole blocking layers on the perovskite solar cells obtained by a two-step sequential deposition method in air and under vacuum by Nwankwo, U, Ngqoloda, Siphelo, Nkele, Agnes C, Arendse, Christopher J, Ozoemena, Kenneth I, Ekwealor, A B C, Rajan, Jose, Malik Maaza, Ezema, Fabian I

“…Planar perovskite solar cells (PPSCs) have received great attention in recent years due to their intriguing properties, which make them a good choice for…”
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Influence of Synthesis Method on Structural, Morphological, Magnetic, and Antimicrobial Properties of Fe-Ag Nanoparticles by Noukelag, Sandrine Kamdoum, Mewa-Ngongang, Maxwell, Ngqoloda, Siphelo, Kotsedi, Lebogang, Razanamahandry, Lovasoa Christine, Ntwampe, Seteno K. O., Arendse, Christopher J., Maaza, Malik

“…This contribution reports on the development of two versatile and efficient methods, namely the green and gamma radiolysis for Fe-Ag nanoparticles…”
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Effects of p-type-metal-doping (Ba, Cs, and Y) of the compact-TiO2 electron transporting layer on the photovoltaic properties of n-i-p perovskite solar cells by Nwankwo, U., Nkele, Agnes C., Arendse, Christopher J., Ozoemena, Kenneth I., Ekwealor, A. B. C., Jose, Rajan, Maaza, Malik, Ezema, Fabian I.

“…Tailoring of charge transport properties of the electron transport layer (ETL) in solution-processible solar cells is continuously addressed not only for the…”
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Corrigendum to “The influence of perovskite precursor composition on the morphology and photovoltaic performance of mixed halide MAPbI3−xClx solar cells” [Sol. Energy 163 (2018) 215–223] by Tombe, Sekai, Adam, Getachew, Heilbrunner, Herwig, Yumusak, Cigdem, Hazar Apaydin, Dogukan, Hailegnaw, Bekele, Ulbricht, Christoph, Arendse, Christopher J., Langhals, Heinz, Iwuoha, Emmanuel, Serdar Sariciftci, Niyazi, Scharber, Markus C.

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Synthesis and Photovoltaics of Novel 2,3,4,5-Tetrathienylthiophene-co-poly(3-hexylthiophene-2,5-diyl) Donor Polymer for Organic Solar Cell by Ramoroka, Morongwa E, Mdluli, Siyabonga B, John-Denk, Vivian S, Modibane, Kwena D, Arendse, Christopher J, Iwuoha, Emmanuel I

“…This report focuses on the synthesis of novel 2,3,4,5-tetrathienylthiophene-co-poly(3-hexylthiophene-2,5-diyl) (TTT-co-P3HT) as a donor material for organic…”
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Air-Stable Hybrid Perovskite Solar Cell by Sequential Vapor Deposition in a Single Reactor by Ngqoloda, Siphelo, Arendse, Christopher J, Muller, Theophillus F, Miceli, Paul F, Guha, Suchismita, Mostert, Louise, Oliphant, Clive J

“…We demonstrate a facile two-step low-pressure vapor deposition of methyl­ammonium lead iodide (MAPbI3) perovskite films in a single reactor. Continuous,…”
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Insights into the stability and thermal degradation of P3HT:C60 blended films for solar cell applications by Motaung, David E., Malgas, Gerald F., Arendse, Christopher J.

“…This paper demonstrates the changes in the nanoscale morphology of the blended films induced by a diffusion of C 60 molecules and degradation during longer…”
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Characterization of silicon nitride thin films deposited by hot-wire CVD at low gas flow rates by Oliphant, Clive J., Arendse, Christopher J., Muller, Theophillus F.G., Knoesen, Dirk

“…•Silicon nitride films deposited at total gas flow rate <33sccm using hot-wire CVD.•Growth rate increased with NH3 flow rate and is competitive with other…”
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Influence of substrate treatment on the growth of advanced core–shell alloys and compounds of FeSi@SiO2 and SiO2 nanowires by Thabethe, Sibongiseni, Arendse, Christopher J., Mwakikunga, Bonex W.

“…[Display omitted] •FeSi nanowires by vapour transport obtained from FeCl3 precursor vapour on Si substrate at 1100°C.•Au catalyst in similar reaction leads to…”
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Comparative study: The effects of solvent on the morphology, optical and structural features of regioregular poly(3-hexylthiophene):fullerene thin films by Motaung, David E., Malgas, Gerald F., Arendse, Christopher J.

“…In this report the effect of solvent to control the degree of mixing of the polymer and fullerene components, as well as the domain size and charge transport…”
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Effects of alkali and transition metal-doped TiO 2 hole blocking layers on the perovskite solar cells obtained by a two-step sequential deposition method in air and under vacuum by Nwankwo, U, Ngqoloda, Siphelo, Nkele, Agnes C, Arendse, Christopher J, Ozoemena, Kenneth I, Ekwealor, A B C, Jose, Rajan, Maaza, Malik, Ezema, Fabian I

“…Planar perovskite solar cells (PPSCs) have received great attention in recent years due to their intriguing properties, which make them a good choice for…”
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Dynamics of Electrocatalytic Oxidation of Ethylene Glycol, Methanol and Formic Acid at MWCNT Platform Electrochemically Modified with Pt/Ru Nanoparticles by Maxakato, Nobanathi W., Ozoemena, Kenneth I., Arendse, Christopher J.

“…Comparative electrocatalytic behavior of functionalized multiwalled carbon nanotubes (fMWCNTs) electrodecorated with Pt/Ru nanoparticles towards the oxidation…”
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