Sentence examples for been challenging because of from inspiring English sources

Searching for new class of materials with exotic properties has always been challenging because of the complexity of both the theoretical and the experimental approaches developed so far.

The design of drug delivery systems targeting the posterior segment of the eye in a less invasive manner has still been challenging because of various anatomical and physiological barriers.

Performing "before and after" studies of the efficacy of newly introducing EM to many countries has also been challenging because of the poor quality and reliability of health outcome data in these countries prior to the introduction of EM.

In fact, antidoping tests in football right after the game have always been challenging because of the players.

But, finally, it's challenging because of its depth, too.

This utilization is challenging because of uncertain renewable generation and inelastic demand.

It's challenging, because of the cold, tides and lack of visibility.

However, its commercial application is challenging because of the complexity of the reaction.

This is challenging because of the enormous amount of data and knowledge in this domain.

Thus, accurate prediction is challenging because of the multifaceted processes leading to ARD.

However, evacuation planning is challenging because of inherent uncertainty in required information.