'on physical grounds' is correct and usable in written English.
You can use this phrase when discussing the physical basis for something, for example, "We decided to cancel the event on physical grounds, as the venue was not suitable."
Although not specifically modelled on physical grounds, one may presume that drift and translocation are different for chrysotile fibers, that are curly and flexible, in contrast to the amphiboles that are rod-like rigid fibers [ 22].
In physics, mirror symmetry is justified on physical grounds.
Some advantages, based on physical grounds, of the pore-scale model are outlined.
If such input data are not prepared on physical grounds, it can impair the quality of the simulation results.
In June the Yankees, having made a conditional trade for Ugueth Urbina, rejected him on physical grounds.
Here we examine the role of column holdup for binary mixtures in a systematic way and explain both effects on physical grounds.
Thirdly, the estimates of earthquake impact on the built environment in conventional catastrophe modeling relies on the magnitude of the earthquake in terms of energy dissipation, rather than on physical ground motion characteristics such as acceleration amplitude, frequency, and duration of shaking.
The above expression is selected on statistical and physical grounds from a set of models systematically generated from the most probable reaction pathways.
It is demonstrated that the fracture behaviors can be predicted equivalently by both EMPS and EMBD models even though they are built on two different physical grounds.
From antiquity till the Renaissance, the spotted and striped hyena were either assumed to be the same species, or distinguished purely on geographical, rather than physical grounds.
The results demonstrate that simulations based on solid physical ground can reveal the complex reservoir behavior during hydraulic stimulation.
