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Magazine Archive 04-2014

LED or xenon?

Cell testing: Anyone purchasing a cell tester today will find themselves confronted with a controversy: LED or xenon? Hanwha Q Cells has now placed into service an LED flasher from Wavelabs. Following is a consideration of the advantages and drawbacks compared with common xenon flashers.

Little movement

Modules prices: Modules are generally available – but not necessarily when it comes to inexpensive alternatives.

Photovoltaics: beyond cost reduction

Cost reduction: Photovoltaics may become a terawatt-scale renewable energy technology within a decade. To get to that level and be able to grow further, low cost alone is not sufficient. It is necessary to address other growth factors in time, argues Wim Sinke.

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