pressure effect


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pressure effect

[′presh·ər i‚fekt]
(spectroscopy)
The effect of changes in pressure on spectral lines in the radiation emitted or absorbed by a substance; namely, pressure broadening and pressure shift.
References in periodicals archive ?
This suggests that the barometric pressure is less important than other factors influencing sea level variation since the sea level series with and without the barometric pressure effect was about the same.
Similarly, in this case study, the elderly woman presented symptom of headache and diminished vision due to pressure effect of cystic lesion, which was relieved on surgical resection.
combined] with the shear rate suggests that the dissipation effect predominates over the pressure effect at high shear rates in the orders of [10.
One noticeable low pressure effect is the mild windy conditions.
What was also extremely rare as regards our patient was the fact that his cyst was located in the proximity of the gastric lesser curvature, creating a pressure effect on the portal vein and giving rise to jaundice.
According to the Met department, the low pressure effect is fading and the weather will return to normal today.
After discussing the case and in view of the pressure effect of the lesion and severe refractive abdominal pain without response to the medical treatment, we decided to do the Laparotomy which was performed under general anaesthesia using a midline incision.
The choice of 60 seconds as the cutoff time may not mark the exact beginning of time pressure effect, but it would have the technical advantage of comparing data sets usefully.
Similar discussion to the temperature dependence can be done to the pressure effect.
The research of fuel injection pressure effect on performance of direct injection diesel engines based on experiment and the four-cylinder two-stroke direct-injection diesel engine was selected.
However, their main purpose was to investigate a particular aerosol generator and not the details of the reactor air pressure effect on the particle formation.