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Information and analysis on the economics of solar and alternative energies

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Entries Tagged as 'Solar Efficiency'

Energy Crisis - What Can We Do

June 14th, 2008 · No Comments

As energy and food prices set new world records, what can we do at home to avert the crisis? Food prices are rising because corn is diverted from food production to producing ethanol for use as fuel in motor vehicles and is exacerbated by the recent flooding in the Mid West. Oil […]

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Tags: Ethanol Energy · Carbon and Climate · Global Warming · Oil Energy · Energy Security · Solar Efficiency · Peak Oil · Corn Ethanol · Solar Energy Economics · Energy Independence · CO2 Emissions · Hydrocarbon Fuels · Alternative Energy · Wind Energy · Solar Energy · Home Energy Economics · Home Heating Costs · Energy Costs · Fuel Costs · Carbon Footprint · Carbon Emissions · Energy Economics

Solar Energy Limits - Possible Constraints in Tellurium Production?

April 15th, 2008 · No Comments

Solar energy is gaining considerable attention from Wall Street and countries looking to achieve energy independence. Solar energy represents one of the most significant energy solutions to help eradicate our addiction to oil. Despite the tremendous success offered with solar photovoltaic (PV), more research is required to sustain further deployment and achieve […]

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Tags: Solar Efficiency · Energy Independence · Semiconductor Band Gaps · Solar Energy Economics · Energy Security · Carbon and Climate · Solar Energy · Alternative Energy · Energy Costs · Carbon Economics · Solar Stocks

Economics of Solar PV Suppliers

November 18th, 2007 · No Comments

Improving economics and high market valuations should help drive research for alternative energy. With the release of Q3/07 financials, it’s clear that the economics of solar photovoltaic (PV) suppliers is improving. Some of the leading pure play publicly traded PV stocks are demonstrating significant improvements in financial performance that should drive further investment […]

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Tags: Carbon Economics · Solar Efficiency · Energy Density · Solar Energy Economics · Carbon Emissions · Energy Costs · Solar Stocks · Solar Energy · Alternative Energy · Energy Economics

Solar and Hydrogen: Energy Economics

October 31st, 2007 · 1 Comment

After reviewing some of the details of Honda’s experimental solar-power hydrogen refueling station in Torrance, CA and its fuel cell vehicle several questions concerning efficiency and practicality come to mind. It most be noted that solar and hydrogen don’t emit harmful byproducts such as carbon dioxide or carbon monoxide so both technologies […]

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Tags: Hydrogen Energy · Energy Independence · Solar Efficiency · Hydrogen Economics · Specific Energy · Solar Energy Economics · Energy Density · Energy Security · Automobile Fuel Efficiency · Alternative Energy · Solar Energy · Fuel Efficiency · Carbon Emissions · CO2 Emissions · Fuel Costs · Energy Economics

Economics of Solar Energy – price parity and efficiency: Are we there yet?

October 12th, 2007 · No Comments

With the Solar Decathlon is taking place in Washington DC today promoting commercially available solar energy technology and oil prices pushing to an all time high of $84/barrel, where are we in terms of cost parity with hydrocarbon fuels. Advances in solar energy technology, lower production costs, and rapidly rising oil costs […]

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Tags: Energy Security · Oil Energy · Solar Efficiency · Semiconductor Band Gaps · Solar Energy Economics · Hydrocarbon Fuels · Fuel Costs · Solar Energy · Alternative Energy · Energy Costs · Fuel Efficiency · Solar Stocks

What’s Pushing Solar Energy Efficiency?

October 1st, 2007 · 1 Comment

From our post last week we visited some research at California Institute of Technology’s division of Chemical and Chemical Engineering The Lewis Group and its focus on energy conversion and trade-offs between costs and efficiencies for photovoltaic (PV) devices.
We are providing a brief and very oversimplified analysis of the physics behind […]

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Tags: Solar Efficiency · Semiconductor Band Gaps · Energy Security · Energy Costs · Solar Energy · Alternative Energy · Energy Economics

Research at Caltech may provide clues to improving solar cell efficiency

September 26th, 2007 · 1 Comment

With rising energy prices and growing concern over global warming, will advances in solar and alternative energies enable the development of affordable and efficient energy solutions. Caltech research on the energy conversion process may offer some insight.
Energy conversion, ways of converting sunlight to electric and chemical energy, offers promising advancements to make solar […]

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Tags: Energy Security · Carbon and Climate · Solar Efficiency · Hydrogen Energy · Fuel Cells · Carbon Economics · Fuel Costs · Solar Energy · Solar Stocks · Alternative Energy · Energy Costs · Fuel Efficiency · Energy Economics

Hostage to Oil

September 21st, 2007 · No Comments

Without greater investment into solar and hydrogen energies, we are held hostage to rising oil prices. Alternative energies such as solar and hydrogen fuel cells offer tremendous potential to provide energy independence and energy security. The dependence of the U.S. upon imported foreign oil raises inflation, weakens our currency, exacerbates the trade deficit, […]

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Tags: Transportation Energy Economics · Ethanol Energy · Natural Gas Energy · Propane Energy · Automobile Fuel Efficiency · Energy Security · Hydrogen Economics · Hydrogen Energy · Energy Independence · Solar Efficiency · Wood Energy · Oil Energy · Alternative Energy · Solar Energy · Coal Energy · Home Energy Economics · Energy Costs · Fuel Efficiency · Carbon Economics · Hydrocarbon Fuels · Fuel Costs · Energy Economics

Solar Efficiency

September 17th, 2007 · No Comments

There is considerable variance in calculating the cost of solar energy. Using U.S. Solar Radiation Resource Maps from the National Solar Radiation Data BaseThe (NSRDB) we found the amount of kilowatt-hours (KWH) per days of solar radiation per square-meter varies from less than two for Northern Alaska to six KWH/m2 per day […]

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Tags: Fuel Costs · Energy Security · Solar Efficiency · Energy Independence · Fuel Efficiency · Energy Costs · Home Energy Economics · Solar Stocks · Solar Energy · Alternative Energy · Energy Economics