Artificial photosynthesis is an appealing strategy ... PSII facilitates the light-driven extraction of electrons from water, the process that releases molecular oxygen and is indeed responsible ...
China has announced that vice president Han Zheng will attend the inauguration of US President-elect Donald Trump as President Xi Jinping's special representative. This move highlights China's ...
The CEFR organises language proficiency in six levels, A1 to C2, which can be regrouped into three broad levels: Basic User, Independent User and Proficient User ... The CEFR is based on all these ...