This year a company by
the name of Semprius created more
efficient solar panels. These solar panels can convert about 34 percent of the
light that hits it into electricity. Semprius
said that their solar panels could compete with fossil fuel plants in some
places. Semprius uses a new material
that maximizes the efficiency of turning light into electricity. This new
material is called gallium arsenide, and converts 34 percent light to electricity
compared to silicon which only converts about 23 percent. Gallium arsenide is
more expensive however, but Semprius is
finding a way to cope with this problem. These solutions include shrinking the
solar cells, using glass to concentrate the sunlight, and by not having to cool
off the solar panels due to their size. This will hopefully lower the cost of use
for solar energy. A drawback however is that the solar panels work the best
under cloudless skies.
Assumptions
that can be made under this article are that solar energy may overtake fossil
burning types of energy and that solar energy may start to become more
prevalent in the near future. What surprised me the most in this article is
that the cost of solar energy is pretty low and the new improvements to solar
panels can lower the price by two cents. What also surprised me is the
difference of how much more light is converted to electricity in the gallium arsenide
compared to the silicon. These types of solar panels are probably not going to
be seen in our area too soon and will be used more in the Southwest where there
is more sun and fewer clouds. Hopefully with more improvements we will see more
solar panels in our area.
Some emerging
technologies that are being used now that were emerging in 2009 include
Software-Defined Networking which allows researchers and computer scientists to
tap into routers and control a network’s layout, Biological Machines which
include the combination of robotics and living things (this also includes
tissue that can replace damaged organs), and the Intelligence Software
Assistant which is now used in the form of SIRI for iPhones.
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