Fermilab NOvA Experiment Sees First Proof Of Neutrinos Change Over 500 Miles

Posted: Aug 10 2015, 6:06am CDT | by , Updated: Aug 10 2015, 6:32am CDT, in News | Latest Science News


Fermilab NOvA Experiment Sees First Proof of Neutrinos Change Over 500 Miles
Illustration: Fermilab/Sandbox Studio
  • Experiment Conducted to Observe Course of Neutrinos Transforming over 500 Miles

An experiment got conducted in Fermilab. Scientists observed the course of neutrinos transforming themselves over a distance of 500 miles.

Scientists conducted the NOvA experiment. And it confirmed that neutrinos oscillated in their journeys. The supersensitive detector functioned well and showed the behavior of these phantasmagoric particles.

NOvA is an experiment whose rationale is to observe these tiny particles. They can move through matter as if it were not present at all. This strange and mindboggling feat is something peculiar to neutrinos.

The large particle detector is 50 feet in height. And it is 50 feet in its width. As for its length, it is 200 feet. It encounters the oncoming neutrinos. Scientists can see the various interactions between neutrinos and the solid matter. This is via the detector.

A NOvA spokesperson said that ordinary folks were happy to see this experiment for the first time. And as for the conductors of the experiment, they're relieved to see it bear fruit.

“People are ecstatic to see our first observation of neutrino oscillations,” said NOvA co-spokesperson Peter Shanahan of the U.S. Department of Energy’s Fermi National Accelerator Laboratory. “For all the people who worked over the course of a decade on the designing, building, commissioning and operating this experiment, it’s beyond gratifying.”

Information got collected since 2014 in a voracious manner. The 14,000 ton detector began to get constructed way back then. And soon it got completed.

The neutrino beam got aimed at an underground detector. Then they pass through 500 miles of the planet earth’s outer crust. The neutrinos oscillate along the way. When a neutrino comes across the NOvA detector, it releases particles and light.

This depends on which sort of neutrino it happens to be. They range from a electron to a muon to a tau neutrino. Scientists record the interactions of the different types of neutrinos with the blocking detector. All the neutrinos released were muon types. But a few ended up as electron types in the final analysis.

Scientists are interested in this phenomenon. Some of the muon neutrinos are disappearing along the way as they reappear as any one of the two other flavors. The NOvA experiment will continue for half a dozen years. It will make many recordings.

Certain properties of neutrinos that have eluded detection will get discovered. It is a fascinating journey of discovery in quantum mechanics. Similar experiments are taking place at the T2K in Japan. Data is generated at a rapid pace. The project will make excellent progress. This bodes well for science which still has a long way to go.

“One of the reasons we’ve made such excellent progress is the impressive Fermilab neutrino beam and accelerator team,” said NOvA co-spokesperson Mark Messier of Indiana University. “Having a beam of that power running so efficiently gives us a real competitive edge and allows us to gather data quickly.”

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