The primary focus of future research efforts on these alloys is increasing the weight of the materials to make them more resistant to impacts. (sciencedaily.com)
These concerns are all appropriate for scientific debate and to assist the research community in directing future research efforts to improve understanding in this field of research. (dotearth.blogs.nytimes.com)
This, they suggest, should prompt «intensive future research efforts in this direction.» (sciencedaily.com)