Sentence examples for difficult to occur from inspiring English sources

Local plastic deformation is difficult to occur.

The photolysis of C3H8O2 is difficult to occur.

Until this is resolved, significant progress in HMI research and testing will be difficult to occur.

All the substituents that XN and CD possess seem to stabilize the ethylenic linkage between the aryl groups making the compound's reduction more difficult to occur.

The results indicate that, under a tensile axial loading, martensitic transformation is easier to take place when SMA inclusions exist in the form of long fibers, but most difficult to occur when they are in the form of flat discs.

by increasing cohesive energy and cohesive strength, the interfacial debonding would become more difficult to occur and there is a threshold value for cohesive energy that if it is larger than this critical value at interface, the debonding between particles and matrix does not occur.

Still, asked if Mr. Burris might become a senator, Mr. Reid replied: "It's going to be very difficult for that to occur".

However, because the pristine graphite surface lacks dangling bonds (indicating chemical inertness), it is difficult for nucleation to occur on the graphite surface.

They were sufficiently difficult for lapses to occur, and long enough (≈45 minutes) to assess the effects of sustained attention.

The other form of non-compliance, which is more difficult to manage, occurs when a participant attempts to renegotiate the terms of the deal in their favor, usually by holding the company hostage.

These traits were dubbed "magic traits" because they were once hypothesized to be rare and theoretically difficult to envisage occurring in nature, especially when speciation is non-allopatric [ 78].