Search Results - "Jäger, Klaus"

Potential of PEDOT:PSS as a hole selective front contact for silicon heterojunction solar cells by Jäckle, Sara, Liebhaber, Martin, Gersmann, Clemens, Mews, Mathias, Jäger, Klaus, Christiansen, Silke, Lips, Klaus

“…We show that the highly conductive polymer poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) (PEDOT:PSS) can successfully be applied as a hole selective…”
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Improved Quantum Efficiency by Advanced Light Management in Nanotextured Solution-Processed Perovskite Solar Cells by Tockhorn, Philipp, Sutter, Johannes, Colom, Rémi, Kegelmann, Lukas, Al-Ashouri, Amran, Roß, Marcel, Jäger, Klaus, Unold, Thomas, Burger, Sven, Albrecht, Steve, Becker, Christiane

“…Light management strategies can increase the efficiency of perovskite single-junction and tandem solar cells. In this study, we present perovskite solar cells…”
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Prospects of light management in perovskite/silicon tandem solar cells by Jäger, Klaus, Sutter, Johannes, Hammerschmidt, Martin, Schneider, Philipp-Immanuel, Becker, Christiane

“…Perovskite/silicon tandem solar cells are regarded as a promising candidate to surpass current efficiency limits in terrestrial photovoltaics. Tandem solar…”
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Smooth anti-reflective three-dimensional textures for liquid phase crystallized silicon thin-film solar cells on glass by Eisenhauer, David, Köppel, Grit, Jäger, Klaus, Chen, Duote, Shargaieva, Oleksandra, Sonntag, Paul, Amkreutz, Daniel, Rech, Bernd, Becker, Christiane

“…Recently, liquid phase crystallization of thin silicon films has emerged as a candidate for thin-film photovoltaics. On 10 μm thin absorbers, wafer-equivalent…”
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Nanophotonic-Enhanced Two-Photon-Excited Photoluminescence of Perovskite Quantum Dots by Becker, Christiane, Burger, Sven, Barth, Carlo, Manley, Phillip, Jäger, Klaus, Eisenhauer, David, Köppel, Grit, Chabera, Pavel, Chen, Junsheng, Zheng, Kaibo, Pullerits, Tõnu

“…All-inorganic CsPbBr3 perovskite colloidal quantum dots have recently emerged as a promising material for a variety of optoelectronic applications, among…”
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Effect of Substrate Morphology Slope Distributions on Light Scattering, nc-Si:H Film Growth, and Solar Cell Performance by Kim, Do Yun, Santbergen, Rudi, Jäger, Klaus, Sever, Martin, Krč, Janez, Topič, Marko, Hänni, Simon, Zhang, Chao, Heidt, Anna, Meier, Matthias, van Swaaij, René A. C. M. M, Zeman, Miro

“…Thin-film silicon solar cells are often deposited on textured ZnO substrates. The solar-cell performance is strongly correlated to the substrate morphology, as…”
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Guiding bone cell network formation in 3D via photosensitized two-photon ablation by Gehre, Christian, Qiu, Wanwan, Klaus Jäger, Patrick, Wang, Xiaopu, Marques, Francisco Correia, Nelson, Bradley J, Müller, Ralph, Qin, Xiao-Hua

“…A long-standing challenge in skeletal tissue engineering is to reconstruct a three-dimensionally (3D) interconnected bone cell network in vitro that mimics the…”
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Application of nowcasting to reduce the impact of irradiance ramps on PV power plants by Schaible, Jonas, Nouri, Bijan, Höpken, Lars, Kotzab, Tim, Loevenich, Matthias, Blum, Niklas, Hammer, Annette, Stührenberg, Jonas, Jäger, Klaus, Becker, Christiane, Wilbert, Stefan

“…Short-term fluctuations in photovoltaic power plants, known as ramps and caused by clouds, challenge grid stability and efficient energy use. These issues are…”
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Designing optimized nano textures for thin-film silicon solar cells by Jäger, Klaus, Fischer, Marinus, van Swaaij, René A.C.M.M., Zeman, Miro

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A scattering model for surface-textured thin films by Jäger, Klaus, Zeman, Miro

“…We present a mathematical model that relates the surface morphology of randomly surface-textured thin films with the intensity distribution of scattered light…”
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Numerical optical optimization of monolithic planar perovskite-silicon tandem solar cells with regular and inverted device architectures by Jäger, Klaus, Korte, Lars, Rech, Bernd, Albrecht, Steve

“…We numerically maximize the achievable photocurrent density of planar perovskite-silicon tandem solar cells for different device architectures. For the…”
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Optical Simulations of Nanotextured All‐Perovskite Tandem Solar Cells by Jäger, Klaus, Tejada, Alvaro, Berwig, Sebastian, Hammerschmidt, Martin, Tockhorn, Philipp, Albrecht, Steve, Becker, Christiane

“…This numerical study investigates, how textures at various locations of all‐perovskite tandem solar cells affect their optical performance. For this, hexagonal…”
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Detailed illumination model for bifacial solar cells by Jäger, Klaus, Tillmann, Peter, Becker, Christiane

“…We present a detailed illumination model for bifacial photovoltaic modules in a large PV field. The model considers direct light and diffuse light from the sky…”
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Ambiguities in optical simulations of nanotextured thin-film solar cells using the finite-element method by Jäger, Klaus, Linssen, Dane N P, Isabella, Olindo, Zeman, Miro

“…The optimal morphology of nanotextured interfaces, which increase the photocurrent density of thin-film solar cells, is still an open question. While random…”
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Nano-optical designs for high-efficiency monolithic perovskite–silicon tandem solar cells by Tockhorn, Philipp, Sutter, Johannes, Cruz, Alexandros, Wagner, Philipp, Jäger, Klaus, Yoo, Danbi, Lang, Felix, Grischek, Max, Li, Bor, Li, Jinzhao, Shargaieva, Oleksandra, Unger, Eva, Al-Ashouri, Amran, Köhnen, Eike, Stolterfoht, Martin, Neher, Dieter, Schlatmann, Rutger, Rech, Bernd, Stannowski, Bernd, Albrecht, Steve, Becker, Christiane

“…Perovskite–silicon tandem solar cells offer the possibility of overcoming the power conversion efficiency limit of conventional silicon solar cells. Various…”
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Oscillations of the water balance during the Holocene in interior Central Europe—features, dating and consequences by Jäger, Klaus-Dieter

“…The continental water balance depends on precipitation and evaporation, with the latter due to temperature. Moreover, both the components of weather and…”
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Modelling bifacial irradiance – Step-by-step comparison and validation of view factor and ray tracing models by Ernst, Marco, Asselineau, Charles-Alexis, Tillmann, Peter, Jäger, Klaus, Becker, Christiane

“…This study presents a comprehensive comparative analysis of View-Factor (VF) and Ray Tracing (RT) models to evaluate their effectiveness in predicting bifacial…”
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Light trapping gratings for solar cells: an analytical period optimization approach by Bläsi, Benedikt, Hanser, Mario, Jäger, Klaus, Höhn, Oliver

“…Solar cells can harvest incident sunlight very efficiently by utilizing grating-based light trapping. As the working principle of such gratings strongly…”
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Nanophotonics for Solar Energy by Becker, Christiane, Jäger, Klaus, Burger, Sven

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Infrared photocurrent management in monolithic perovskite/silicon heterojunction tandem solar cells by using a nanocrystalline silicon oxide interlayer by Mazzarella, Luana, Werth, Matteo, Jäger, Klaus, Jošt, Marko, Korte, Lars, Albrecht, Steve, Schlatmann, Rutger, Stannowski, Bernd

“…We performed optical simulations using hydrogenated nanocrystalline silicon oxide (nc-SiO :H) as n-doped interlayer in monolithic perovskite/c-Si…”
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