Sentence examples for spike at about from inspiring English sources

And the second big spike at about 110 days?

While methanol is also a natural biodegradation product, a small amount of residual methanol likely exists in the C18 samples, as the methanol spike at about 3.4 ppm in the C18 samples increases as more of the retentate fraction exists in the samples where ratios of filtrate : retentate are mixed (Figure 3b).

There are two major gradient spikes at about 970 and 1410 m (Fig. 2) that may indicate high permeability zones.

On the other hand, low inclination spikes at about 128 and 180 ka, which were recorded in only one core (Site GC9 + PC5), may not be of geomagnetic origin.

The technique involves analyzing the object's levels of a radioactive version of carbon known as carbon-14, which has been disappearing from the atmosphere since concentrations spiked at about twice normal levels after the last above-ground atomic bomb detonation in 1962.

The cells take longer to start spiking, but then spike at a much higher frequency.

Notice the huge spike at 3200 years BC.

See that first big spike at around 80 days?

This breaks down to about 10-15 search queries a second and over 1 million searches a day, which is at levels over its original traffic spike at launch.

Why do US gun sales spike at Christmas?

Why did they also spike at that time?