Learn More
—Outdoor testing of photovoltaic (PV) modules plays a critical role in discovering the degradation modes, mechanisms and rates of materials, components and systems under real world climate conditions. The Solar Durability and Lifetime Extension (SDLE) center at Case Western Reserve University has established a highly instrumented outdoor test facility, the(More)
The value of showing important, yet separated, parts of a document simultaneously motivates head-tail display. 35% of Web documents tested benefit. A head-tail display provides a query-dependent view of a document using a split window. One subwindow shows the beginning of the document, a particularly important part of many documents. The other subwindow(More)
  • 1