The phrase "absence of impact" is correct and usable in written English.
It can be used to describe a situation or condition where there is no significant effect or influence present.
Example: "The study concluded that there was an absence of impact from the new policy on employee productivity."
Alternatives: "lack of effect" or "no influence".
These concerns included: the poor analytical basis for interventions; late delivery of response; the absence of impact assessment; and a failure to address livelihoods adequately in emergency response.
Under combination parametric resonance, and in the absence of impact forces, the response is found to be sensitive to initial conditions.
Initial randomized phase III data confirm the absence of impact on survival for this triple-drug regimen compared to EP therapy alone.
The stiff superstructure is very sensitive to the impact force and develops considerably large ductility demands compared to the case with the absence of impact.
A meta-analysis performed in 1997 based on thirteen case-control studies showed the absence of impact of total dietary fat on the risk of CRC (Howe et al., 1997).
A low correlation coefficient does not necessarily mean an absence of impact.
Outside the "construction effects", that constitute a broad consensus, studies find both the existence and the absence of impacts of HSR, whether these are short-term effects on local productivity and the geography of consumption (through tourism or extended stays) or long-term effects on the relocation of businesses and households and ultimately local growth patterns.
Nevertheless, under the assumption that there is an infinite sequence of nonsmooth impacts, it is possible to design an observer that is able to asymptotically estimate all the nonmeasurable state variables, including those that would be unobservable in absence of impacts.
However, these effects occurred in the absence of impacts on broad-scale measurements such as microbial biomass.
In the absence of impacts of exogenous contrast agents, the physical and chemical characteristics of the blood are unchanged, while influence of blood-brain barrier damage is also avoided.
Although many studies do not examine impacts by sex, 18 19 20 21 37 the absence of an impact in women was also seen in Rome 39 and in four other Italian regions.
