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Results 5941 - 5950 of 6416 for Clean energy
  • Perovskite Thin Film Solar Cells
    Article - 20 Nov 2013
    Efficient solar energy conversion with photovoltaic cells requires materials that can harness solar photons absorbed in a wide spectral range from visible to infrared regions, and can convert most...
  • Renewable Energy Embraces Graphene: Improved Wind Turbine Technology
    Article - 14 Nov 2013
    When Forbes recently surveyed green fund money managers, across the board, investors were bullish on graphene. Garvin Jabush, co-founder of Green Alpha Advisors, has predicted the material will...
  • Clean Cook Stoves to Help Global Warming
    Article - 13 Nov 2013
    Recent estimates suggest that around 3 billion people across the world rely on open fires or primary cook stoves that are fueled by solid biomass or coal.
  • What is Bioethanol?
    Article - 4 Jun 2015
    Biofuels are liquid or gaseous fuels that are produced from biodegradable fractions of products, remains from agricultural production and forestry as well as biodegradable fractions of industrial and...
  • The Fischer Tropsch Process
    Article - 15 Mar 2013
    The Fischer-Tropsch (FT) process, originally developed by Franz Fischer and Hans Tropsch in early 1920s, is a series of chemical reactions that involve the conversion of hydrogen and carbon monoxide...
  • $202 Billion is Needed to Control Wastewater Pollution
    News - 16 Jan 2008
    A new report from the EPA estimates $202.5 billion is the nationwide capital investment needed to control wastewater pollution for up to a 20-year period. Delivered to Congress this week, the 2004...
  • Wind Turbines: How are they Made?
    Article - 22 Feb 2013
    A wind turbine converts kinetic energy from wind into 'rotary mechanical energy' which is used for doing work. In sophisticated models, rotational energy is converted to electricity with the help of a...
  • What is SynGas?
    Article - 26 Feb 2013
    'Syngas' or 'synthesis gas' is a combination of hydrogen, carbon monoxide, small quantities of carbon dioxide and other trace gases. Normally derived from feedstocks, Syngas contains carbon, such as...
  • LED Lights: How are they Made?
    Article - 18 Feb 2013
    LEDs or light emitting-diodes are light sources that operate when electrons move through a semiconductor material.
  • Environmentally Friendly Robots
    Article - 15 Feb 2013
    Technology is progressing massively especially in the field of robotics. Robots presently manage a number of monotonous tasks in manufacturing lines as well as hazardous tasks such as bomb- disposal.

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