Sentence examples for be an open issue from inspiring English sources

The search for active semiconductor photocatalysts that can utilize adequately solar-energy remains to be an open issue.

In a desperate bid to see off Hague, the arch-Europhile Clarke and the arch-Eurosceptic Redwood form a pact, founded on the principle that Europe will be an open issue in the party and that Tory MPs will not be bound by a strict party policy.

Thus, secure steganographic capacity is difficult to determine for multimedia carriers and remains to be an open issue.

Since much more environment data and human behavior will be gathered to the big data analytics, how to protect them will also be an open issue because without a security way to handle the collected data, the big data analytics cannot be a reliable system.

The mechanism of biospinning of natural silk fibers has been an open issue for decades.

The damage localization of rocks is an open issue in rock engineering.

How effective an approach that is, Mr. Fleischer said, "is an open issue.

In 2006 he said that the contract of VW's then chief executive was "an open issue".

Based on recent literature, the modeling of this fluid system is an open issue and potentially controversial.

The uncertainty and variability of the Renewable Energy Sources RESS) power plants within the power grid is an open issue.

The critical behaviour of cell control systems is an open issue whose role has not yet been fully explored.