There might be a brief outage due to maintenance of ScienceDirect on December 20 between 12:00 am EST ( 5:00 am GMT) and 12:00 pm EST (5:00 pm GMT) - it is not expected to last more than 10 minutes. ... Author links open the overlay panel. Numbers correspond to the affiliation list which can be exposed by using the show more link. ... The electrochemical method is used in the easy synthesis of donating systems by means of the cathodic reduction of ...