Search Results - "Ruby, D.S."

Characterization of random reactive ion etched-textured silicon solar cells by Zaidi, S.H., Ruby, D.S., Gee, J.M.

“…Hemispherical reflectance and internal quantum efficiency (IQE) measurements have been employed to evaluate the response of Si nanostructured surfaces formed…”
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Rie-texturing of multicrystalline silicon solar cells by Ruby, D.S, Zaidi, S.H, Narayanan, S, Damiani, B.M, Rohatgi, A

“…We developed a maskless plasma texturing technique for multicrystalline silicon cells using reactive ion etching that results in higher cell performance than…”
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Comprehensive study of rapid, low-cost silicon surface passivation technologies by Rohatgi, A., Doshi, P., Moschner, J., Lauinger, T., Aberle, A.G., Ruby, D.S.

“…A comprehensive and systematic investigation of low-cost surface passivation technologies is presented for achieving high-performance silicon devices such as…”
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Diffraction grating structures in solar cells by Zaidi, S.H., Gee, J.M., Ruby, D.S.

“…Sub-wavelength periodic texturing (gratings) of crystalline-silicon (c-Si) surfaces for solar cell applications can be designed for maximizing optical…”
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Self-aligned selective-emitter plasma-etchback and passivation process for screen-printed silicon solar cells by Ruby, D.S., Fleddermann, C.B., Roy, M., Narayanan, S.

“…We studied whether plasma-etching techniques can use standard screen-printed gridlines as etch masks to form self-aligned, patterned-emitter profiles on…”
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Progress update on the US Photovoltaic Manufacturing Technology project by Mitchell, R.L., Witt, C.E., Thomas, H.P., Ruby, D.S., King, R., Aldrich, C.C.

“…The Photovoltaic Manufacturing Technology (PVMaT) project is helping the US photovoltaic (PV) industry extend its world leadership role in manufacturing and…”
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Simplified processing for 23%-efficient silicon concentrator solar cells by Ruby, D.S., Basore, P.A., Buck, M.E., Gee, J.M., Schubert, W.K., Tardy, H.L.

“…The authors have developed a three-photomask process that requires only a single furnace step above 800/spl deg/C to fabricate silicon concentrator cells with…”
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The effects of concentrated ultraviolet light of high-efficiency silicon solar cells by Ruby, D.S., Schubert, W.K.

“…The performance of point contract and passivated emitter solar cells after exposure to UV light is compared. The effect of UV exposure on oxide-passivated…”
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Belt furnace gettering and passivation of n-web silicon for high-efficiency screen-printed front-surface-field solar cells by Ebong, A., Hilali, M., Rohatgi, A., Meier, D., Ruby, D. S.

“…Six different resistivities (0.32, 0.57, 1.2, 2.2, 9.1 and 20 Ω cm) were investigated to understand the dopant–defect interaction in n‐type, antimony‐doped,…”
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Plasma-texturization for multicrystalline silicon solar cells by Ruby, D.S., Zaidi, S.H., Narayanan, S.

“…Multicrystalline Si (mc-Si) cells have not benefited from the cost-effective wet-chemical texturing processes that reduce front surface reflectance on…”
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Development of RIE-textured silicon solar cells by Damiani, B.M., Ludemann, R., Ruby, D.S., Zaidi, S.H., Rohatgi, A.

“…A maskless plasma texturing technique using reactive ion etching (RIE) for silicon solar cells results in a very low reflectance of 5.4% before, and 3.9% after…”
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Recent progress on the self-aligned, selective-emitter silicon solar cell by Ruby, D.S., Yang, P., Roy, M., Narayanan, S.

“…We developed a self-aligned emitter etchback technique that requires only a single emitter diffusion and no alignments to form self-aligned, patterned-emitter…”
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A statistical analysis of the effect of PECVD deposition parameters on surface and bulk recombination in silicon solar cells by Ruby, D.S., Wilbanks, W.L., Fieddermann, C.B.

“…The author have performed a statistically designed multiparameter experiment using response surface methodology to determine the optimum deposition and anneal…”
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Ten years of manufacturing R&D in PVMAT-technical accomplishments, return on investment, and where we go next by Witt, C.E., Mitchell, R.L., Symko-Davies, M., Thomas, H.P., King, R., Ruby, D.S.

“…The Photovoltaic Manufacturing Technology Project (PVMaT) has been conducting cost-shared R&D with industry for ten years. Objectives of this project are to…”
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GaAs/Ge tandem-cell space concentrator development by Wojtczuk, S.J., Tobin, S.P., Keavney, C.J., Bajgar, C., Sanfacon, M.M., Geoffroy, L.M., Dixon, T.M., Vernon, S.M., Scofield, J.D., Ruby, D.S.

“…GaAs/Ge monolithic tandem two-junction concentrators are being developed by optimizing separate one-junction GaAs and Ge cells that simulate the GaAs top cell…”
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Benefits from the US photovoltaic manufacturing technology project by Mitchell, R.L., Witt, C.E., Thomas, H.P., Herwig, L.O., Ruby, D.S., Aldrich, C.C.

“…This paper examines the goals of the Photovoltaic Manufacturing Technology (PVMaT) project and its achievements in recapturing the investment by the…”
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Optimization of plasma deposition and etching processes for commercial multicrystalline silicon solar cells by Ruby, D.S., Wilbanks, W.L., Fleddermann, C.B., Rosenblum, M.D., Roncin, S., Narayanan, S.

“…We conducted an investigation of plasma deposition and etching processes on full-size multicrystalline (mc-Si) cells processed in commercial production lines,…”
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Safety considerations for high-efficiency crystalline-silicon solar cell fabrication by Ruby, D.S.

“…The features necessary for safe operation of a crystalline-silicon solar cell processing lab are detailed. For comparison, the analogous safety measures that…”
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Recent progress in the Photovoltaic Manufacturing Technology Project (PVMaT) by Witt, C.E., Herwig, L.O., Mitchell, R.L., Thomas, H., Sellers, R., Ruby, D.S.

“…The Photovoltaic Manufacturing Technology (PVMaT) Project was initiated in 1990 to help the US photovoltaic (PV) industry extend its world leadership role in…”
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Enhanced near IR absorption in random, RIE-textured silicon solar cells: the role of surface profiles by Zaidi, S.H., Ruby, D.S., DeZetter, K., Gee, J.M.

“…We report on the role of surface profiles exhibiting comparable reflectance in random reactive ion etched textured Si solar cells. Internal quantum efficiency…”
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