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  • Photovoltaics - Multijunction Cells
    Article - 8 Jan 2002
    Most PV's use single junctions which limit the amount of energy which can be converted into electricity. One way top get around this is to use two or more differenet cells or multijunction cells. How...
  • Photovoltaics - Concentrator Systems
    Article - 8 Jan 2002
    Concentrators are essentially lenses that help to increase the intensity of the light hitting the PV. Concentrator systems are more complex and actually consist of complex optics. Their makeup,...
  • Photovoltaics - Balance of System
    Article - 8 Jan 2002
    This article covers the not so obvious parts of a PV system. These include the mounting system, tracking structures, power conditioners and power storage components. These are termed "balance of...
  • Photovoltaics - Quick Facts
    Article - 8 Jan 2002
    Several interesting facts about photvoltaics (PV's) such as "the most frequently seen applications for PV is in consumer products, e.g. hand-held calculators, watches, portable lights etc."
  • Photovoltaic Materials - Silicon
    Article - 7 Jan 2002
    Single crystal silicon is the most popular material for photovaoltaic cells, due in part to its abundance. This article compares it to semi and polycrystalline silicon, while also covering preparation...
  • Photovoltaic Materials - Amorphous Silicon
    Article - 7 Jan 2002
    Amorphous silicon is reviewed as a photovoltaic material. Reasons why it is suited to the application, how it works and how it is applied in solar cells are covered.
  • Photovoltaic Thin Film Manufacturing Cost Reduction
    Article - 7 Jan 2002
    One of the barriers to wide spread acceptance of solar energy is the cost of photovoltaic systems. This article looks at ways these costs can be reduced such as capital costs, deposition rates, other...
  • Gallium Arsenide - as a Photovoltaic Material
    Article - 4 Jan 2002
    Gallium arsenide is suited to use in solar cells due to its 1.43eV band gap, high absorptivity, insensitivity to heat and resistance to radiation damage. Drawbacks, opprtunities, high-efficiency...
  • Copper Indium Diselenide - as a Photovoltaic Material
    Article - 4 Jan 2002
    Copper Indium Diselenide (CuInSe2) is an alternative material for use in photovoltaics to amorphous silicon. It currently has the highest solar cell efficiency. Research areas being pursued involving...
  • Cadmium Telluride - as a Photovoltaic Material
    Article - 4 Jan 2002
    Cadmium telluride (CdTe) is an alternative materials for use in photovoltaics currently under investigation. Areas of reserach are outlined.

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