Task: Sentence Expansion
Input (English): Professor Schrock 's work is continuing with metathesis as well as projects such as dinitrogen fixation and single molecule catalysts which make ammonia from dinitrogen , similar to nitrogenase enzymes in biology .
Output (English): Schrock 's work is ongoing with goals of furthering the understanding of metathesis selectivity , developing new catalyst architectures , as well as projects outside of metathesis , such as elucidating the mechanism of dinitrogen fixation and developing single molecule catalysts which form ammonia from dinitrogen , mimicking the activity of nitrogenase enzymes in biology .