solar Archive

batteriesGreen New Deal is Impossible and A Partial Attempt Would Cost Over $50 Trillion

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I did not think it was necessary to point out how laughably impossible the Green New Deal was. However, there are actual claims of support for it. Business Insider is citing support via an online poll. I will quantify how …

energyFirst Commercial Perovskite Solar Late in 2019 and the Road to Moving the Energy Needle

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Saule Technologies is a leading company working on to commercialize perovskites solar cells. They launched a pilot commercial production line for inkjet printing of perovskites solar cells. They plan to reach 40,000 square meters of panels by the end of …

chinaChina Solar and Wind Projects Must Beat Coal From Now On

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China will not approve wind and solar power projects unless they can compete with coal power prices. China stopped subsidizing large scale solar projects in May, 2018. This was reported by John Parnell at Forbes. China’s leaders did not like …

energyTiny Solar Can Embed Power Generation in Clothing

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Clothing embedded with tiny solar cells the size of a flea will allow wearers to generate electricity on the move and charge items like mobile phones and smartwatches. Nottingham Trent University has developed a way to embed miniaturized solar cells …

batteriesMolten Salt Heat Energy Storage and Efficiency of Conversion of Heat to Electricity

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MIT researchers have a new energy storage design that will store heat generated by excess electricity from solar or wind power in large tanks of white-hot molten silicon. It converts the light from the glowing metal back into electricity to …

climateAverage American Family Emits Over Four Hot Air Balloon Volumes of CO2 per Year

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The UN Emissions Gap Report shows that global emissions have reached another record high level of 53.5 billion tons of CO2 equivalent. Only 57 countries (representing 60 percent of global emissions) are on track to reach a peak in emissions …

carbon nanotubesSelf-Assembled Carbon Nanotube Antennas for Solar Power Revolution

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NovaSolix’s carbon nanotube (CNT) antennas are small enough to match the nano-scale wavelengths of sunlight. Antennas can convert electromagnetic spectrum much more efficiently than photovoltaic (PV) cells. When perfected, NovaSolix antennas will capture over four times the energy of current …

energyHigh-performance solar cells with lower cost

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Chinese researchers have developed solar cells which are high efficiency and lower cost. Nano Energy Journal – Modulation-doped ZnO as high performance electron-selective layer for efficient silicon heterojunction solar cells Highlights • The Li-doped ZnO (Li-ZnO) layer was fabricated by …

energyRenewable energy will be equal or cheaper than fossil fuels in 2020

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The International Renewable Energy Agency (IRENA) believes wind and solar will be equal or cheaper than fossil fuels by 2020. Prices could be as low as three cents per kilowatt-hour for onshore wind and solar photovoltaic projects over the next …

energyCarbon Fiber Mirror building block for space based solar power

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Lightweight parabolic mirrors for solar concentrators have been fabricated using carbon fiber reinforced polymer (CFRP) and a nanometer scale optical surface smoothing technique. The smoothing technique improved the surface roughness of the CFRP surface from ~3 micron root mean square …