Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

(a-c) Schematics showing an energy level diagram at the mean-field level, namely, out-of-phase state (a), zero-energy state (b), and in-phase state (c), respectively. Each level is marked with its ...

Solar-energy conversion technologies based on organic semiconductors—such as dye-sensitized solar cells and organic photovoltaics 1,2,3 —as well as low-power-consumption electronic devices—such as ...

Activation energy is the minimum energy needed for ‘successful collisions’ where atoms within the reactants rearrange to form products. It can be represented on an energy level diagram. The diagram ...

Try these interactive flashcards based on GCSE chemistry past papers. By working your way through the flashcards created by experts, you can prepare for your chemistry exams and make your revision ...