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2017

H. Schulte-Huxel, R. Witteck, H. Holst, M. R. Vogt, S. Blankemeyer, D. Hinken, T. Brendemühl, T. Dullweber, K. Bothe, M. Köntges, and R. Brendel

High-efficiency modules with passivated emitter and rear solar cells – an analysis of electrical and optical losses* Artikel

IEEE Journal of Photovoltaics 7 (1), 25-31, (2017), ISSN: 2156-3381.

Abstract | Links | BibTeX | Schlagwörter: cell interconnection, Current measurement, loss analysis, Optical interconnections, Optical losses, passivated emitter and rear cell (PERC), photovoltaic (PV) module, Photovoltaic cells, Photovoltaic systems, ray tracing, Resistance, Silicon solar cell, Standards

2016

R. Brendel, and R. Peibst

Contact selectivity and efficiency in crystalline silicon photovoltaics Artikel

IEEE Journal of Photovoltaics 6 (6), 1413-1420, (2016).

Abstract | Links | BibTeX | Schlagwörter: Contact resistance, Junctions, passivated emitter and rear cell (PERC), Photovoltaic cells, Photovoltaic systems, principle of solar cells, Resistance, selective contacts, silicon

J. Krügener, D. Tetzlaff, Y. Larionova, Y. Barnscheidt, S. Reiter, M. Turcu, R. Peibst, J. -D. Kähler, and T. Wietler

Electrical deactivation of boron in p+-poly/SiOx/crystalline silicon passivating contacts for silicon solar cells Inproceedings

IEEE (Hrsg.): Proceedings of the 21st International Conference on Ion Implantation Technology (IIT), Tainan, Taiwan, (2016), ISBN: 978-1-5090-2025-6.

Abstract | Links | BibTeX | Schlagwörter: Annealing, boron, Conductivity, Junctions, Resistance, silicon, Temperature measurement

J. Krügener, Y. Larionova, B. Wolpensinger, D. Tetzlaff, S. Reiter, M. Turcu, R. Peibst, J. -D. Kähler, and T. Wietler

Dopant diffusion from p+-poly-Si into c-Si during thermal annealing Inproceedings

IEEE (Hrsg.): 2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC), 2451-2454, Portland, OR, USA, (2016), ISBN: 978-1-5090-2725-5.

Abstract | Links | BibTeX | Schlagwörter: Annealing, boron, diffusion, junction formation, Junctions, low pressure chemical vapor deposition, passivating contacts, Resistance, Scanning electron microscopy, silicon, Substrates, Temperature measurement

B. Lim, T. Brendemühl, T. Dullweber, and R. Brendel

Loss analysis of n-type passivated emitter and rear totally diffused back-junction silicon solar cells with efficiencies up to 21.2% Artikel

IEEE Journal of Photovoltaics 6 (2), 447-453, (2016).

Abstract | Links | BibTeX | Schlagwörter: boron, Current density, Layout, Phosphorus, Photovoltaic cells, Resistance, silicon, Simulation

R. Witteck, D. Hinken, M. R. Vogt, J. Müller, S. Blankemeyer, H. Schulte-Huxel, M. Köntges, K. Bothe, and R. Brendel

Optimized interconnection of passivated emitter and rear cells by experimentally verified modeling Artikel

IEEE Journal of Photovoltaics 6 (2), 432-439, (2016).

Abstract | Links | BibTeX | Schlagwörter: cell interconnection, Conductivity, Optical device fabrication, Optical variables measurement, passivated emitter and rear cells (PERC), Photovoltaic cells, Resistance, Silicon solar cell, solar module, Thyristors, Wires

J. Käsewieter, F. Haase, and M. Köntges

Model of cracked solar cell metallization leading to permanent module power loss Artikel

IEEE Journal of Photovoltaics 6 (1), 28, (2016).

Abstract | Links | BibTeX | Schlagwörter: Bridge circuits, Cell metallization, crack degradation, Electrical resistance measurement, Fatigue, fatigue model, metallization, photovoltaic (PV) module, Photovoltaic cells, power loss, Resistance, silicon

2015

A. Morlier, F. Haase, and M. Köntges

Impact of Cracks in Multicrystalline Silicon Solar Cells on PV Module Power—A Simulation Study Based on Field Data Artikel

IEEE Journal of Photovoltaics 5 (6), 1735-1741, (2015).

Links | BibTeX | Schlagwörter: Photovoltaic (PV) module durability, Photovoltaic cells, Photovoltaic systems, PV module performance, Resistance, silicon, silicon solar cell cracks, Simulation

A. Fell, K. R. McIntosh, P. P. Altermatt, G. J. M. Janssen, R. Stangl, A. Ho-Baillie, H. Steinkemper, J. Greulich, M. Muller, B. Min, K. C. Fong, M. Hermle, I. G. Romijn, and M. D. Abbott

Input parameters for the simulation of silicon solar cells in 2014 Artikel

IEEE Journal of Photovoltaics 5 (4), 1250-1263, (2015).

Links | BibTeX | Schlagwörter: Computer architecture, Photovoltaic cells, Radiative recombination, Resistance, Semiconductor device modeling, silicon, silicon solar cells, solar cell simulation, Standards, Surface morphology

O. Breitenstein, J. Bauer, D. Hinken, and K. Bothe

Towards more accurate imaging of the local saturation current density in solar cells by using alternative PL evaluation methods Inproceedings

IEEE (Hrsg.): 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC), New Orleans, LA, USA , (2015), ISBN: 978-1-4799-7944-8.

Links | BibTeX | Schlagwörter: 2D device simulation, Current density, Imaging, Laplace equations, Local analysis, Nonhomogeneous media, Photoluminescence imaging, Photovoltaic cells, Quantitative evaluation, Resistance, Saturation current density imaging, Voltage measurement

J. Müller, D. Hinken, S. Blankemeyer, H. Kohlenberg, U. Sonntag, K. Bothe, T. Dullweber, M. Köntges, and R. Brendel

Resistive power loss analysis of PV modules made from halved 15.6×15.6cm² silicon PERC solar cells with efficiencies up to 20.0% Artikel

IEEE Journal of Photovoltaics 5 (1), 189-194, (2015).

Links | BibTeX | Schlagwörter: device simulation, Integrated circuit interconnections, Laser beam cutting, module interconnection passivated emitter and rear cell (PERC) solar cells, Photovoltaic cells, Photovoltaic systems, Resistance, resistive power loss, silicon

2014

R. Gogolin, M. Turcu, R. Ferré, J. Clemens, N. -P. Harder, R. Brendel, and J. Schmidt

Analysis of series resistance losses in a-Si:H/c-Si heterojunction solar cells Artikel

IEEE Journal of Photovoltaics 4 (5), 1169-1176, (2014).

Links | BibTeX | Schlagwörter: Amorphous silicon, Conductivity, Contact resistance, heterojunctions, Hydrogen, Indium tin oxide, Photovoltaic cells, Resistance, Series Resistance, Silicon heterojunction solar cells

R. Peibst, U. Römer, K. R. Hofmann, B. Lim, T. F. Wietler, J. Krügener, N. -P. Harder, and R. Brendel

A simple model describing the symmetric IV characteristics of p polycrystalline Si/n monocrystalline Si and n polycrystalline Si/p monocrystalline Si junctions Artikel

IEEE Journal of Photovoltaics 4 (3), 841-850, (2014).

Links | BibTeX | Schlagwörter: Bipolar transistors (BJTs), charge carriers, Doping, Junctions, Photovoltaic cells, Resistance, Semiconductor process modeling, silicon, Tunneling

S. Eidelloth, and R. Brendel

Analytical theory for extracting specific contact resistances of thick samples from the transmission line method Artikel

IEEE Electron Device Letters 35 (1), 9-11, (2014).

Links | BibTeX | Schlagwörter: Conductivity, Conformal mapping, Contact resistance, Finite element analysis, Geometry, Mathematical model, Photovoltaic cells, Resistance, silicon

2013

J. H. Petermann, H. Schulte-Huxel, V. Steckenreiter, R. Gogolin, S. Eidelloth, T. Dullweber, S. Kajari-Schröder, and R. Brendel

Module interconnection of both sides-contacted silicon solar cells by screen-printing Inproceedings

IEEE (Hrsg.): 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) , 3448-3453, Tampa, FL, USA, (2013), ISBN: 978-1-4799-3299-3.

Links | BibTeX | Schlagwörter: Glass, heterojunction, Hybrid silicon, Integrated circuit interconnections, Lasers, module interconnection, module level processing, passivation, Photovoltaic cells, Resistance, screen-printing, silicon

A. Dastgheib-Shirazi, G. Micard, H. Wagner, M. Steyer, P. Altermatt, and G. Hahn

Towards an optimized emitter for screen printed solar cells Inproceedings

IEEE (Hrsg.): 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) , 025-031, Tampa, FL, USA, (2013), ISBN: 978-1-4799-0512-6.

Links | BibTeX | Schlagwörter: Contacts, Fluid flow, homogeneous emitter, metallization, Photovoltaic cells, Plasma temperature, POCl3-diffusion, Resistance, silicon, Simulation

M. Ernst, and R. Brendel

Macroporous Silicon Solar Cells With an Epitaxial Emitter Artikel

IEEE Journal of Photovoltaics 3 (2), 723-729, (2013).

Links | BibTeX | Schlagwörter: Epitaxial growth, Epitaxial layers, Epitaxy, Etching, kerf-free, layer transfer, macroporous silicon, Photovoltaic cells, Resistance, silicon, thin films

2012

S. Eidelloth, F. Haase, and R. Brendel

Simulation tool for equivalent circuit modeling of photovoltaic devices Artikel

IEEE Journal of Photovoltaics 2 (4), 572-579, (2012).

Links | BibTeX | Schlagwörter: Electrical resistance measurement, Equivalent circuits, Integrated circuit modeling, Photovoltaic cells, Resistance, Simulation, simulation program with integrated circuit emphasis (SPICE), SPICE

C. Schinke, F. Kiefer, M. Offer, D. Hinken, A. Schmidt, N. P. Harder, R. Bock, T. Brendemühl, J. Schmidt, K. Bothe, and R. Brendel

Contacting interdigitated back-contact solar cells with four busbars for precise current-voltage measurements under standard testing conditions Artikel

IEEE Journal of Photovoltaics 2 (3), 247-255, (2012).

Links | BibTeX | Schlagwörter: Current measurement, current–voltage characteristics, Electrical resistance measurement, Fill Factor, Integrated circuit modeling, interdigitated back-contact (IBC) solar cell, Photovoltaic cells, Pins, Resistance, Voltage measurement

J. Müller, S. Gatz, K. Bothe, and R. Brendel

Optimizing the geometry of local aluminum-alloyed contacts to fully screen-printed silicon solar cells Inproceedings

IEEE (Hrsg.): 2012 38th IEEE Photovoltaic Specialists Conference , 002223-002228, Austin, TX, USA, (2012), ISBN: 978-1-4673-0064-3.

Links | BibTeX | Schlagwörter: Analytical Model, Analytical models, Current density, local Al alloyed contacts, metallization, Photovoltaic cells, Reflectivity, Resistance, Screen printing, silicon, silicon solar cells

J. H. Petermann, T. Ohrdes, P. P. Altermatt, S. Eidelloth, and R. Brendel

19% efficient thin-film crystalline silicon solar cells from layer transfer using porous silicon: a loss analysis by means of three-dimensional simulations Artikel

IEEE Transactions on Electron Devices 59 (4), 909-917, (2012).

Links | BibTeX | Schlagwörter: Conductivity, kerfless, layer transfer, loss analysis, metallization, Photovoltaic cells, porous silicon (PSI), Resistance, silicon, Solid modeling, Surface treatment

2011

O. Breitenstein, J. Bauer, K. Bothe, D. Hinken, J. Müller, W. Kwapil, M. C. Schubert, and W. Warta

Can Luminescence Imaging Replace Lock-in Thermography on Solar Cells? Artikel

IEEE Journal of Photovoltaics 1 (2), 159-167, (2011), ISSN: 2156-3381.

Links | BibTeX | Schlagwörter: Current measurement, Electroluminescence, infrared imaging, Lock-in thermography, luminescence, photoluminescence, Photovoltaic cells, Resistance, Spatial resolution, thermal analysis

S. Gatz, T. Dullweber, and R. Brendel

Evaluation of Series Resistance Losses in Screen-Printed Solar Cells With Local Rear Contacts Artikel

IEEE Journal of Photovoltaics 1 (1), 37-42, (2011), ISSN: 2156-3381.

Links | BibTeX | Schlagwörter: Conductivity, Electrical resistance measurement, metallization, passivation, Photovoltaic cells, photovoltaics, Resistance, silicon, Solar Cells

S. Gatz, T. Dullweber, and R. Brendel

Contact resistance of local rear side contacts of screen-printed silicon PERC solar cells with efficiencies up to 19.4% Inproceedings

IEEE (Hrsg.): 2011 37th IEEE Photovoltaic Specialists Conference, 003658, Seattle, WA, USA, (2011), ISSN: 0160-8371.

Links | BibTeX | Schlagwörter: Aluminum, Contact resistance, Dielectrics, Photovoltaic cells, Resistance, solar energy

F. Haase, S. Eidelloth, R. Horbelt, K. Bothe, E. G. Rojas, and R. Brendel

Loss analysis of back-contact back-junction thin-film monocrystalline silicon solar cells Inproceedings

IEEE (Hrsg.): 2011 37th IEEE Photovoltaic Specialists Conference, 002874-002877, Seattle, WA, USA, (2011), ISSN: 0160-8371.

Links | BibTeX | Schlagwörter: Current density, Electrical resistance measurement, Fingers, Photovoltaic cells, Resistance, silicon, Surface treatment

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