The phrase "at a considerably slower" is correct and usable in written English.
It can be used when comparing the speed of two or more things, indicating that one is significantly slower than the other.
Example: "The new model operates at a considerably slower pace than its predecessor, which affects overall efficiency."
Alternatives: "at a significantly slower" or "at a much slower".
That trend has been evident among blacks as well — but at a considerably slower pace.
Surrounded by the lessons of history, the Computer History Museum is moving forward at a considerably slower pace than Internet speed.
Nevertheless, until very recently, the study of the auditory system has progressed at a considerably slower pace compared to other functional systems.
When accelerated by convection, film growth rapidly became controlled by Cu+ transport through a coherent protective film and proceeded at a considerably slower rate.
Halifax this week said house price growth has peaked and will now grow at a considerably slower pace, while the Centre for Economics and Business Research is forecasting price falls in 2015.
The closely watched Chartered Institute of Purchasing and Supply's purchasing managers' index, produced with Markit, declined from 57.1 to 54.3 – still pointing to growth, but at a considerably slower pace than in the first three months of the year.
Unsaturated soil water redistribution, both upwards and downwards, also occurs but at a rate considerably slower than the water movement under saturated conditions, and is dependent, inter alia, on the relative wetnesses of adjacent soil horizons in the root zone.
However, as the rate constant of the activation (0.017 s−1 at 4°C) was considerably slower than the response rate of the ATP-regenerating system (0.4 s−1 at 4°C), the activation of ATPase could not be due to the ATP-regenerating system.
It wasn't as bumpy as a camel and considerably slower than a horse.
Growth at pH 5.2 was considerably slower and had a doubling time around 75 hours.
In the late peak situation, the mass vaccination would be strongly effective in reducing the attack rate at peak, considerably slowing down the pandemic and mitigating the cumulative number of cases experienced after the first wave.
