Indeed, with higher aspect ratios, difficulties have been reported (collapsing, incomplete filling, complex demolding) for injection processes [35 ].
Many researchers refuse to fabricate TiO 2 for a device because of the difficulty of the synthesization process and its high chemical stability, especially after passing the annealing process.
Patients with essential tremor will often complain of difficulty with handwriting.
Meaning of difficulty for the defined word.
Grammatically, this word "difficulty" is a noun, more specifically, a countable noun.