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  • Supplier Data - Selenium (Se) (Goodfellow)
    Article - 6 Feb 2003
    Selenium is a low melting poiint metal. Its occurence, abundance, applications and properties such as mechanical, physical, electrical, thermal and other atomic properties are listed.
  • Coating Thickness Measurement via X-Ray Fluorescence - Non-Destrictive Testing
    Article - 27 Jun 2002
    X-Ray fluorescence is probably best known for compositonal analysis. However, it can also be used as a form of non-destructive testing for measuring coating thickness. The basic system, technique and...
  • 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.
  • 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...

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Editorial Highlights

The Current State of the Global Semiconductor Market

The Current State of the Global Semiconductor Market

The global semiconductor market has entered an exciting period. Demand for chip technology is both driving the industry as well as hindering it, with current chip shortages predicted to last for some time. Current trends will likely shape the future of the industry, which is set to continue to show

How are Graphene Batteries Made?

How are Graphene Batteries Made?

The primary distinction between graphene-based batteries and solid-state batteries lies in the composition of either electrode. Although the cathode is commonly changed, carbon allotropes can also be employed in fabricating anodes.

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