Search Results - "Zogg, H."

Dislocation Reduction by Glide in Epitaxial IV–VI Layers on Si Substrates by Zogg, H.

“…It is explained with a simple model why the reduction of threading dislocation (TD) densities in epitaxial lattice and thermal expansion mismatched IV–VI…”
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Low-cost CIGS solar cells by paste coating and selenization by Kaelin, M., Rudmann, D., Kurdesau, F., Zogg, H., Meyer, T., Tiwari, A.N.

“…A simple process for the deposition of Cu(In,Ga)Se 2 (CIGS) absorber layers is described. A low-cost CIGS precursor paste deposited by simple and fast doctor…”
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Efficiency enhancement of Cu(In,Ga)Se2 solar cells due to post-deposition Na incorporation by Rudmann, D., da Cunha, A. F., Kaelin, M., Kurdesau, F., Zogg, H., Tiwari, A. N., Bilger, G.

“…Cu(In,Ga)Se 2 (CIGS) absorber layers for thin-film solar cells were grown without sodium. Na was diffused into some of the absorbers after growth, which led to…”
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Sodium incorporation strategies for CIGS growth at different temperatures by Rudmann, D., Brémaud, D., da Cunha, A.F., Bilger, G., Strohm, A., Kaelin, M., Zogg, H., Tiwari, A.N.

“…Incorporation of sodium into Cu(In,Ga)Se 2 (CIGS) absorber layers and low-temperature absorber growth processes are important issues for the processing of…”
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Effects of NaF coevaporation on structural properties of Cu(In,Ga)Se2 thin films by Rudmann, D., Bilger, G., Kaelin, M., Haug, F.-J., Zogg, H., Tiwari, A.N.

“…Cu(In,Ga)Se2 (CIGS) layers have been deposited using the three-stage process on Mo coated soda-lime glass substrates with an alkali diffusion barrier. Sodium…”
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Continuously tunable monomode mid-infrared vertical external cavity surface emitting laser on Si by Khiar, A., Rahim, M., Fill, M., Felder, F., Hobrecker, F., Zogg, H.

“…A tunable PbTe based mid-infrared vertical external cavity surface emitting laser is described. The active part is a ∼ 1   μ m thick PbTe layer grown…”
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High-efficiency flexible CdTe solar cells on polymer substrates by Romeo, A., Khrypunov, G., Kurdesau, F., Arnold, M., Bätzner, D.L., Zogg, H., Tiwari, A.N.

“…Development of flexible and lightweight solar cells is interesting for terrestrial and space applications that require a very high specific power (kW/kg) and…”
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CuIn1−xGaxSe2 photovoltaic devices for tandem solar cell application by Seyrling, S., Calnan, S., Bücheler, S., Hüpkes, J., Wenger, S., Brémaud, D., Zogg, H., Tiwari, A.N.

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Effects of NaF coevaporation on structural properties of Cu(In,Ga)Se 2 thin films by Rudmann, D., Bilger, G., Kaelin, M., Haug, F.-J., Zogg, H., Tiwari, A.N.

“…Cu(In,Ga)Se 2 (CIGS) layers have been deposited using the three-stage process on Mo coated soda-lime glass substrates with an alkali diffusion barrier. Sodium…”
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CIS and CIGS layers from selenized nanoparticle precursors by Kaelin, M., Rudmann, D., Kurdesau, F., Meyer, T., Zogg, H., Tiwari, A.N.

“…Advances in nanoparticle technology led to powerful low-cost thin film techniques. Together with the established selenization method, these techniques open new…”
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Development of efficient and stable back contacts on CdTe/CdS solar cells by Bätzner, D.L, Romeo, A, Zogg, H, Wendt, R, Tiwari, A.N

“…To make CdTe/CdS solar cells highly efficient, a Cu containing back contact (BC) is generally used. These cells degrade due to Cu diffusion to the front…”
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Bifacial configurations for CdTe solar cells by Romeo, A., Khrypunov, G., Galassini, S., Zogg, H., Tiwari, A.N.

“…We present a different back contact for CdTe solar cell by the application of only a transparent conducting oxide (TCO), typically ITO, as a back electrical…”
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Recent developments in evaporated CdTe solar cells by Khrypunov, G., Romeo, A., Kurdesau, F., Bätzner, D.L., Zogg, H., Tiwari, A.N.

“…Recent developments in the technology of high vacuum evaporated CdTe solar cells are reviewed. High-efficiency solar cells of efficiencies up to 12.5% have…”
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Stability aspects in CdTe/CdS solar cells by Bätzner, D.L., Romeo, A., Terheggen, M., Döbeli, M., Zogg, H., Tiwari, A.N.

“…The stability of CdTe/CdS solar cells depends on spatial changes of defects and impurities throughout the cell. Degradation effects are often associated with…”
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CdTe solar cell in a novel configuration by Tiwari, A. N., Khrypunov, G., Kurdzesau, F., Bätzner, D. L., Romeo, A., Zogg, H.

“…Polycrystalline thin‐film CdTe/CdS solar cells have been developed in a configuration in which a transparent conducting layer of indium tin oxide (ITO) has…”
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2 W high efficiency PbS mid-infrared surface emitting laser by Ishida, A., Sugiyama, Y., Isaji, Y., Kodama, K., Takano, Y., Sakata, H., Rahim, M., Khiar, A., Fill, M., Felder, F., Zogg, H.

“…High efficiency laser operation with output power exceeding 2 W was obtained for vertical external-cavity PbS based IV-VI compound surface emitting…”
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Flexible Cu(In, Ga)Se2 on Al foils and the effects of Al during chemical bath deposition by BREMAUD, D, RUDMANN, D, KAELIN, M, ERNITS, K, BILGER, G, DÖBELI, M, ZOGG, H, TIWARI, A. N

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Flexible CdTe solar cells on polymer films by Tiwari, A. N., Romeo, A., Baetzner, D., Zogg, H.

“…Lightweight and flexible CdTe/CdS solar cells on polyimide films have been developed in a ‘superstrate configuration’ where the light is absorbed in CdTe after…”
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Influence of CdS growth process on structural and photovoltaic properties of CdTe/CdS solar cells by Romeo, A, Bätzner, D.L, Zogg, H, Vignali, C, Tiwari, A.N

“…The morphology of CdS layers grown by chemical bath deposition (CBD) and high vacuum evaporation (HVE) have been investigated. The grains of CBD-CdS are more…”
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Self-assembled semiconductor quantum dots with nearly uniform sizes by Alchalabi, K, Zimin, D, Kostorz, G, Zogg, H

“…Self-assembled PbSe quantum dots on PbTe quasisubstrates, where the quasisubstrate layer is grown on Si(111), show a size distribution as low as 2%, below any…”
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