Science news articles about 'percent yield'

... into hydrogen very efficiently. A new catalyst makes hydrogen from ethanol with 90 percent yield, at a workable temperature, and using inexpensive ingredients. Umit Ozkan, professor of chemical and ...

... , netting what Hong called a "very, very efficient" 20 percent yield. "My lab's next task was finding the origin of lagarzole's biological activity," Hong said. The molecule ...

... adoption of Roundup," Johnson said. "It's a pretty major issue in the Eastern Corn Belt. That weed can cause up to 100 percent yield loss." Johnson was part of a team, including Steve ...

... 30 steps and each step has an 80 percent yield, the overall yield of the sequence is about one-tenth ... same time, one low-yield step will knock a process out of contention. The longest linear sequence ...

... completely damaged, showing 80 percent to 100 percent yield loss, while the aphid ... sub-Saharan Africa responsible for about 70 percent of that amount. "We are already involved in international research ...

... these reactants after joints had been introduced into the nanostructures. This approach resulted in a 40 percent yield of bent nanowires, which can then be purified to achieve higher yields. "The ...