?url_ver=Z39.88-2004&rft_id=10.4028%2Fwww.scientific.net%2FJNanoR.16.119&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Yahya%2C+N.&rft.aulast=Yahya&rft.aufirst=N.&rft.date=2012&rft.title=Journal+of+Nano+Research&rft.pages=119-130&rft.atitle=New+Approach+to+ammonia+synthesis+by+catalysis+in+magnetic+field&rft.volume=16&rft.issn=16625250&rft.genre=article