Compensation of the dangling-bond space charge in amorphous silicon solar cells by graded

Fischer, D.; Shah, A.V.
August 1994
Applied Physics Letters;8/22/1994, Vol. 65 Issue 8, p986
Academic Journal
Details the compensation of the dangling-bond space charge in amorphous silicon solar cells by graded low-level doping in the intrinsic layer. Positive charge of the degraded state space; Homogeneous collection in the intrinsic layer; Display of optimal doping concentration as direct measure of the degraded state defect intensity.


Related Articles

  • Nanosecond response of organic solar cells and photodetectors. Christ, Nico S.; Kettlitz, Siegfried W.; Valouch, Sebastian; Züfle, Simon; Gärtner, Christian; Punke, Martin; Lemmer, Uli // Journal of Applied Physics;May2009, Vol. 105 Issue 10, p104513 

    We examine the impact of various parameters on the transient current density characteristics of organic solar cells and photodetectors by means of numerical simulations. Our self-consistent numerical model treats the dynamics of generated electrons and holes in the framework of a drift-diffusion...

  • Effect of illumination-induced space charge on photocarrier transport in hydrogenated microcrystalline Si1-xGex p-i-n solar cells. Matsui, Takuya; Chang, Chia-Wen; Kondo, Michio; Ogata, Keisuke; Isomura, Masao // Applied Physics Letters;9/3/2007, Vol. 91 Issue 10, p102111 

    Photocarrier transport in hydrogenated microcrystalline Si1-xGex (μc-Si1-xGex:H) p-i-n solar cells (0

  • Hole transport parameters in a PTOPT based organic solar cell. Gebremichael, Bizuneh; Tessema, Genene // Canadian Journal of Physics;Apr2010, Vol. 88 Issue 4, p253 

    The photovoltaic and charge transport properties of solar cells whose active layer is made from poly[3-(4-octylphenyl)-2, 2'-bithiophene](PTOPT) was studied. Devices are prepared in a sandwich-type structure of the form Al/PTOPT/PEDOT:PSS/ITO. The diodes showed good rectification needed for the...

  • Photoelectrical analysis of n-TiO2/p-CdTe heterojunction solar cells. Brus, V. V.; Maryanchuk, P. D.; Parfenyuk, O. A.; Vakhnyak, N. D. // Semiconductor Physics, Quantum Electronics & Optoelectronics;2013, Vol. 16 Issue 1, p37 

    Photoelectrical properties of n-TiO2/p-CdTe heterojunction solar cells were investigated under different light conditions, taking into account the presence of series and shunt resistances. The effect of light dependent dominating charge transport mechanism based on tunnel-recombination processes...

  • Fixed charge density in dielectrics deposited on c-Si using space charge region dominated lifetime measurements. Garín, M.; Martín, I.; Bermejo, S.; Alcubilla, R. // Journal of Applied Physics;6/15/2007, Vol. 101 Issue 12, p123716 

    Depletion region modulation (DRM) effect is often observed in photoconductance lifetime measurements of crystalline silicon wafers passivated by dielectric films. This effect is closely related to the space-charge region electrostatically induced by fixed charges within the dielectric. This...

  • The study of solar cells with back side contacts at low illumination. Gorban, A. P.; Kostylyov, V. P.; Litovchenko, V. G.; Sachenko, A. V.; Serba, A. A.; Sokolovskyi, I. O.; Chernenko, V. V. // Semiconductor Physics, Quantum Electronics & Optoelectronics;2010, Vol. 13 Issue 4, p348 

    Theoretical analysis and experimental research of Si solar cells (SC) with interdigitated back side contacts (BSC) photovoltaic parameters and photoconversion efficiency at low light level have been done in presence of floating p+ - n junctions and isotype n+ - n junctions on frontal...

  • Quantitative nanoscale monitoring the effect of annealing process on the morphology and optical properties of poly(3-hexylthiophene)/[6,6]-phenyl C61-butyric acid methyl ester thin film used in photovoltaic devices. Huang, Yu-Ching; Chuang, Shang-Yu; Wu, Ming-Chung; Chen, Hsuen-Li; Chen, Chun-Wei; Su, Wei-Fang // Journal of Applied Physics;Aug2009, Vol. 106 Issue 3, p034506 

    We have studied the nanoscale changes in morphology and optical properties during annealing for bulk-heterojunction poly(3-hexylthiophene) (P3HT) and [6,6]-phenyl C61-butyric acid methyl ester (PCBM) composite film. Thermal atomic force microscopy was used to monitor the morphology evolution of...

  • Improvement of Voc and Jsc in CuInGaSe2 solar cells using a novel sandwiched CuGa/CuInGa/In precursor structure. Ru Hsu, Hung; Chun Hsu, Shu; Liu, Yung-sheng // Applied Physics Letters;6/4/2012, Vol. 100 Issue 23, p233903 

    In this study, a novel structure using a sandwiched CuGa/CuInGa/In precursor layer is employed for improving the Voc and Jsc of a CIGS solar cell. The addition of a CuGa layer on the surface of CuInGa precursor enhanced the Ga concentration in the space charge region and thus enhanced the Voc by...

  • Exploring dark current voltage characteristics of micromorph silicon tandem cells with computer simulations. Sturiale, A.; Li, Hongbo T.; Rath, J. K.; Schropp, R. E. I.; Rubinelli, F. A. // Journal of Applied Physics;Jul2009, Vol. 106 Issue 1, p14502 

    The transport mechanisms controlling the forward dark current-voltage characteristic of the silicon micromorph tandem solar cell were investigated with numerical modeling techniques. The dark current-voltage characteristics of the micromorph tandem structure at forward voltages show three...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics