Spectrolab photovoltaic


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ADVANCED III-V MULTIJUNCTION CELLS FOR SPACE

with thin-film polycrystalline or amorphous PV technology. This paper discusses the latest developments in III-V space solar cell technology, and explores opportunities for still higher performance in the future. INTRODUCTION The last decade has seen a remarkable explosion in the technology of photovoltaic cells designed for use in space [1-3].

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29.5% NeXt Triple Junction (XTJ)

A BOEING COMPANY Product Features Cell sizes available from 4 to 73 cm2 for optimal packing factor. Custom sizes are available Small and large cell sizes offered for optimum packing factor and cost competitiveness Qualified for all near earth missions All welded construction Discrete Si bypass diode protection Available as bare cell, CIC assembly, or CIC on

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METAMORPHIC AND LATTICE-MATCHED SOLAR CELLS

and verified for a solar photovoltaic conversion device. With the combination of high-quality metamorphic materials that are increasingly less controlled by metamorphic 3-junction cells measured at Spectrolab are shown in Fig. 4, as a function of the J-ratio, i.e., the ratio of 0.00 0.04 0.06 0.08 0.10 0.14

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Progress in High Efficiency Terrestrial Concentrator Solar

IEEE Photovoltaic Specialists Conference 34 (PVSC34) Philadelphia, Pennsylvania, USA Spectrolab has established multiple approaches to achieve long term efficiency goal Spectrolab has established multiple approaches to achieve long term efficiency goal Wide-Eg tunnel junction

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Future Technology Pathways of Terrestrial III-V Multijunction

Solar Cells for Concentrator Photovoltaic Systems Daniel C. Law1,*, R.R. King 1, H. Yoon1, M.J. Archer2, (818) 838-7496, *Email: dlaw@spectrolab Abstract: Future terrestrial concentrator cells will likely feature four or more junctions. The better division of the solar spectrum and the lower current densities in these new multijunction

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High Efficiency Inverted Metamorphic (IMM) Solar Cells

— space, photovoltaic, multi-junction, IMM. I. I. NTRODUCTION. Spectrolab has developed high efficiency Inverted Metamorphic (IMM) multi-junction solar cells [1-2] for use in space and near space applications [3-4]. In this paper, we review the status of the technology at Spectrolab with emphasis placed on performance at in flight operating

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NEXT-GENERATION, HIGH-EFFICIENCY III-V

Spectrolab and processed at NREL have reached 32.3% (AM1.5D, 440 suns). INTRODUCTION Monolithic, multijunction III-V solar cells, such as GaInP/GaAs/Ge triple-junction (3J) cells, have given the highest conversion efficiencies of any two-terminal photovoltaic device to date[1-4]. Although quite robust,

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Spectrolab Hits 41.6% PV Cell Efficiency Record

Aug 31, 2009· Spectrolab Inc., a wholly owned subsidiary of The Boeing Company has set a new world record for terrestrial concentrator solar cell efficiency. The cell can convert 41.6 percent

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Current Density / Incident Intensity (A/W)

Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA 91342 USA ABSTRACT: Beginning with maximum theoretical efficiencies from detailed balance calculations, we evaluate the Presented at the 24th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany, 21-25 Sep. 2009 . 2 0.08. 53% g2 Figure 2. Schematic diagram, modeled

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R.K. Jones, P.Hebert, P.Pien, R.R. King, D. Bhusari, R

To make this promise a reality, Spectrolab is conducting a multi-year program to develop solar cells with still higher efficiency and substantial cost reductions and [8-10] has led many observers to expect that concentrating photovoltaic (CPV) systems will be able to deliver solar power at the lowest cost among competing technologies, at

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Solar Cell Breaks the 40% Efficiency Barrier

Dec 7, 2006· Produced by Spectrolab, Inc. — a wholly owned subsidiary of Boeing — and funded in part by the U.S. Department of Energy (DOE), the breakthrough could lead to PV systems

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Measured and satellite-derived albedo data for estimating bifacial

Feb 1, 2021· However, for bifacial PV modules where their benefit is determined by the additional radiation reflected by the ground to their backside, a better understanding of albedo values and characteristics is needed by both the PV and financial communities to better estimate performance and to reduce risk. Irradiances are measured using Spectrolab

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TRIPLEJUNCTION SOLAR CELL EFFICIENCIES ABOVE

a way to reduce photovoltaic (PV) systems costs, since the cost of optics and a tracker are generally less than the cost of the solar cell itself. The increased complexity of tracking systems, however, together with the traditionally high cost of developing Ill4 cells, has hampered their widespread use of PV concentrator systems.

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OPERATING CHARACTERISTICS OF MULTIJUNCTION

Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA, 91342, USA ABSTRACT modified for high performance in concentrator photovoltaic systems with the potential for low-cost, high-volume manufacturing. High-performance concentrator photovoltaic (CPV) cells have been designed, tested, and entered into production for field testing in CPV systems

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New Frontiers in Solar Cell Conversion Efficiency

Spectrolab ~1990) — GaAs/Ge dual junction • Spectrolab retooled in the early 1990''s to focus exclusively on the new multi-junction technology Year of First Flight 5% 10% 15% 20% 25% 30% 35% 40% 1960 1970 1980 1990 2000 2010 2020 Spectrolab Product AM0 Efficiency (135.3 mW/cm 2, 28ºC) Single Junction Silicon Multi-Junction GaAs TJ (triple

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CDO-100-IC Concentrator Photovoltaic Cell with Welded

CDO-100-IC Concentrator Photovoltaic Cell with Welded Leads (ICs) Product Description Substrate: Germanium Structure: C1MJ (Concentrator, 1 st Generation Multijunction) Aperture Area: 98.9 mm 2 Minimum Average Efficiency: 36% Operating Temperature: <100° C Maximum Temperature: <350° C Assembly Options: Weld Solder

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Second level NASA''s Photovoltaic Energy

NASA''s Photovoltaic Energy Research Plans and Programs Jeremiah McNatt Photovoltaic Technology Lead NASA Glenn Research Center [email protected] •Major US cell suppliers are SolAero Technologies and Spectrolab •Nominally >30% in-space conversion efficiency •Gallium arsenide-based multijunction (3+ junction) solar cell technology

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CDO-100 Concentrator Photovoltaic Cell

CDO-100 Concentrator Photovoltaic Cell Product Description Substrate: Germanium Structure: C1MJ (Concentrator, 1 st Generation Multijunction) Aperture Area: 98.9 mm 2 Minimum Average Efficiency: 36% Operating Temperature: <100° C Maximum Temperature: <350° C Assembly Options: Weld

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30.7% XTJ Prime Space Qualified Triple Junction Solar Cell

Spectrolab, Inc. 12500 Gladstone Avenue, Sylmar, California 91342 USA Phone: 800.936.4888 Website: Customer Service DLSYLCustomerService@Boeing * Production average of >100,000 cells; AM0 (135.3 mW/cm2, 28ºC) (Fluence of 1 MeVelectrons/cm2) XTJ Prime Post 1 MeV e- Retention (European standard-ECSS**)

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PRISMATIC COVERS FOR BOOSTING THE EFFICIENCY

HIGH-CONCENTRATION PV SYSTEMS Andreea Boca, Kenneth M. Edmondson, and Richard R. King Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA 91342 U.S.A. Spectrolab by M. J. O''Neill. Most of the covers used had 10-mil pitch, although a small number of 5-mil pitch covers were also used. The solar cells were GaInP/Ga(In)As/Ge

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Group-IV Subcells in Multijunction Concentrator Solar Cells

Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA 91342 Group-IV solar cells have great value for increasing conversion efficiency when integrated with III-V subcells in multijunction solar cells, as in today''s 3-junction GaInP/ GaInAs/ Ge concentrator

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Presented at the 5th World Conference on Photovoltaic

Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA 91342 USA ABSTRACT: The potential for new 4-, 5-, and 6-junction solar cell architectures to reach 50% efficiency is highly leveraging for the economics of concentrator photovoltaic (CPV) systems. The theoretical performance of such next-generation cells, and experimental results for 3- and 4

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METAMORPHIC GaInP/GaInAs/Ge SOLAR CELLS

history of being the highest efficiency photovoltaic cells in both the space and terrestrial arenas[1-4], with over 29% AM0 efficiency demonstrated for lattice-matched 3-junction (3J) cells[5]. However, the GaInP/GaAs bandgap combination is still far from optimum for the AM0 and AM1.5D spectra, and even higher efficiencies are possible

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Watch how this solar array will boost the International Space

Jun 4, 2021· Using solar cells from Boeing''s subsidiary Spectrolab, each iROSA assembly will provide more than 28 kW of power at beginning of life. Combined, the six new arrays will

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Fundamental Efficiency Losses in Next-Generation

Abstract for 25th European Photovoltaic Solar Energy Conference, Valencia, Spain, Sep. 6-10, 2010 Subject number: 1.1 Fundamental Studies Full title: Fundamental Efficiency Losses in Next-Generation Multijunction Solar Cells *Author for correspondence: Richard R. King Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA 91342 USA

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LATTICE-MATCHED AND METAMORPHIC

The need for ever higher photovoltaic cell efficiencies requires incorporation of new multijunction device structures in lattice-matched solar cells[1-3], as junction cells processed at Spectrolab, with record one-sun efficiency independently measured at NREL. cell < 1 cm 2, or 30.3% for a 4.0-cm cell[12]. The higher

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FEATURE STORY

vice president of Spectrolab Photovoltaic Products. For example, some drive hybrid cars. Others have notes on their e-mails indicating: "Please consider the environment before printing this e-mail." Also, Spectrolab''s Sylmar, Calif., facility does more than just use high-efficiency light bulbs and recycle 100 percent of its semiconductor

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29.5% NeXt Triple Junction (XTJ) Solar Cells

Spectrolab, Inc. 12500 Gladstone Avenue, Sylmar, California 91342 USA Phone 818.365.4611 FAX: 818.361.5102 Website: . Key Qualification Results Qualified in accordance with AIAA-S111 2005 Completed 2,000 GEO qualification cycles, including

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PATHWAYS TO 40%-EFFICIENT CONCENTRATOR

a photovoltaic device, at 39.0% at 236 suns, 25°C under the standard AM1.5D, low-AOD terrestrial spectrum. Lattice-mismatched, or metamorphic (MM), materials offer still higher potential efficiencies, if the crystal quality can be maintained. Theoretical efficiencies well over 50% are possible for a MM GaInP/ 1.17-eV GaInAs/ Ge 3-

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Metamorphic Concentrator Solar Cells with Over 40

Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA, USA 91342 ABSTRACT: Multijunction III-V concentrator cells have attracted much interest for concentrator photovoltaic (PV) systems recently due to their unparalleled conversion efficiencies. As high as these efficiencies are, they can be made even higher if the combination of subcell bandgaps

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Ultra Triple Junction GaInP

Spectrolab introduces its latest multi-junction solar cell with efficiency at maximum power at beginning of life of 28.0° (AM0. 28°C, 135.3 mW/cm 2) and 22.6% at 60°C after 15 years in GEO orbit.The space-qualification program employed for the Ultra Triple Junction (UTJ) solar cell is the most comprehensive to date, leading the way to improving on-orbit performance predictions.

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TOWARDS COMMERCIALIZATION OF CONCENTRATOR

Spectrolab, Inc., Sylmar, CA 91342 ABSTRACT Concentrating photovoltaic (CPV) modules occupy the middle ground between conventional, flat-plate photovoltaics and concentrating solar power (CSP) technologies. CPV promises to deliver the best of both worlds: the highest efficiency of any photovoltaic system

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Triangular Advanced Solar Cells (TASC)

higher voltage. Therefore, only one of Spectrolab''s multi-junction solar cells is required to generate the same voltage as 5 Si solar cells connected in series • Compared to typical silicon cells, these solar cells are over twice as efficient and thus will deliver more than twice the power for the same area.

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NREL confirms Spectrolab solar cell hits new conversion

Aug 27, 2009· The National Renewable Energy Laboratory has validated a new world record for terrestrial concentrator solar-cell efficiency using Spectrolab''s latest multijunction photovoltaic

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ENERGY PRODUCTION FROM HIGH-EFFICIENCY 5

Spectrolab, Inc., 12500 Gladstone Ave., Sylmar, CA 91342 USA ABSTRACT: Solar cells with a greater number of junctions are likely to be required to continue the rapid efficiency increases of 3-junction concentrator photovoltaic (CPV) cells over the last 8 years, spurring research in 4-, 5-, and 6-junction solar cells.

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About Spectrolab photovoltaic

About Spectrolab photovoltaic

As the photovoltaic (PV) industry continues to evolve, advancements in Spectrolab photovoltaic have become critical to optimizing the utilization of renewable energy sources. From innovative battery technologies to intelligent energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.

When you're looking for the latest and most efficient Spectrolab photovoltaic for your PV project, our website offers a comprehensive selection of cutting-edge products designed to meet your specific requirements. Whether you're a renewable energy developer, utility company, or commercial enterprise looking to reduce your carbon footprint, we have the solutions to help you harness the full potential of solar energy.

By interacting with our online customer service, you'll gain a deep understanding of the various Spectrolab photovoltaic featured in our extensive catalog, such as high-efficiency storage batteries and intelligent energy management systems, and how they work together to provide a stable and reliable power supply for your PV projects.

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