The phrase "a lower set of" is correct and usable in written English.
It can be used when referring to a group or collection that is ranked or positioned lower in a hierarchy or scale.
Example: "In the hierarchy of the organization, there is a lower set of employees who handle administrative tasks."
Alternatives: "a subordinate group of" or "an inferior category of".
Once planted, nip back the tip with your thumbnails to a lower set of leaves, and you will get a nicely branching plant.
Have we reached the stage where we would apply a lower set of safeguards to migrants than we might apply to ourselves?
Investigators believe that the crane collapsed when a six-ton steel collar that was part of the bracing broke loose and fell from the 18th floor, knocking out a lower set of braces and destabilizing the crane.
The authors used two warming scenarios developed by the Intergovernmental Panel on Climate Change, one based on a medium-to-high-range level of carbon emissions in the future and another one based on a lower set of carbon emissions.
Professor Freedman sounds a more principled note: "As a freelance journalist you are already avoiding tax because you are paying a lower set of payments to the government than an employee earning the same amount would have to pay (largely because of lower national insurance payments)." That's told me: so I'm part of the tax-avoiding problem rather than the funky Robin Hood solution.
Phosphor-free apple-white light emitting diodes have been fabricated using a dual stacked InGaN/GaN multiple quantum wells comprising of a lower set of long wavelength emitting indium-rich nanostructures incorporated in multiple quantum wells with an upper set of cyan-green emitting multiple quantum wells.
Westerlund et al. recommend a lower setting of α k but also mention that tweaking this parameter could lead to improved performance depending on the noise environment.
The forgetting factor α k is chosen so that the gain g1,k(n) will be stable and less affected by impulsive noises compared to a lower setting of α k.
It is a good idea to have a second lower set of clothing in a locker, in a bag, or in another convenient place, just in case.
Hewlett-Packard Chief Executive Carly Fiorina denied misleading investors about financial forecasts for a merger with Compaq Computer, saying a second, lower set of internal numbers did not need to be disclosed.
Our calculation shows that the adsorption force of steam is always higher than that of air, resulting in a lower set pressure disregarding the use of different PRVs.
