On Wednesday July 5 between - GMT we’ll be busy making things better.
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) is a semiconducting material that is earth abundant, has a good long-term stability and low-toxicity, a tunable band gap in 1.1-1.8 e V range, as well as excellent light absorption properties with a maximum efficiency of 30%.
However, boosting its efficiency to a level comparable to that of the established solar technologies, such as thin film and perovskite solar cells, remains a serious challenge.
Men may turn on like a light, but for women, arousal doesn’t happen so fast, says sex therapist Ian Kerner, Ph D.