The newly developed series solar cell demonstrated a power conversion efficiency of 33.2%
Researchers at King Abdullah University of Science and Technology (KAUST) have developed a new type of solar cell that has the potential to significantly improve the energy efficiency of renewable energy sources.
The Qatar Investment Promotion Agency promotes clean technology investment opportunities in Qatar
The government of Qatar's policy support and local advanced technology infrastructure willcreate a US $75 billion investment opportunity in the clean technology industry, Qatar's GulfTimes reported recently, citing a report from the Qatar Investment Promotion Agency.
Advantages of Lead-acid Batteries
At present, the large-scale industrialized secondary batteries mainly include lead-acid batteries, nickel-cadmium batteries, nickel-hydrogen batteries and lithium-ion batteries. Cadmium-nickel batteries contain the highly toxic element cadmium, which has been gradually replaced by other batteries. At present, the most widely used batteries on the market are lead-acid batteries, lithium-ion batteries and nickel-hydrogen batteries.