Sentences with phrase «detected radiation levels»

Spinach, which had some of the highest detected radiation levels, has large leaves that collect more radioactive dust than nonleafy vegetables.

In most instances, they detected radiation levels up to a million times fainter than those produced during recent bursts.

Not exact matches

This study analyzed preserved tumor samples from 43 prostate cancer patients who later received radiation therapy after rising PSA levels were detected following a radical prostatectomy.

Elevated radiation levels have been detected at and around the stricken nuclear power station in Japan, but the Chernobyl accident remains far more catastrophic

Levels detected in a short duration pulse at the plant itself have reached as high as 8,217 microSieverts per hour, or eight times the dose endured in a typical CT scan and four times the normal dose of background radiation in a year.

Already, radiation at undisclosed levels and in undisclosed forms has been detected on the U.S.S. Ronald Reagan, according to the U.S. Navy, an aircraft carrier that had been 100 miles northeast of the stricken nuclear power plant off the coast of Japan on March 14.

Astrobiologists, who will be presenting their work at the European Planetary Science Congress (EPSC) 2013 in London on Monday 9 September, have shown that Raman spectroscopy can be used to detect micro-organisms even after they have been damaged by exposure to very high levels of radiation, as is encountered on the Martian surface.

In 265 flights, the radiation levels detected generally followed the expected pattern, but in at least six instances they surged, as though the aircraft was flying through a radiation cloud (Space Weather, doi.org/bx8r).

Lead author, PhD researcher Philipp Gutruf, says the unbreakable, stretchy electronic sensors are also capable of detecting harmful levels of UV radiation known to trigger melanoma.

Such material could be hidden inside a lead container, making the radiation levels leaking out too low for the Geiger counter to detect, or the guard might be 100 meters away from the source, allowing the intensity of the radiation to dissipate before it reaches the detector.

Solar storms are known to significantly heighten the amount of radiation penetrating the Martian atmosphere, and at the peak of the storm the RAD instrument detected surface radiation levels over double the intensity of any that it had ever detected since touching down on the Martian surface in 2012.

Thermal imaging allows heat levels to be detected by measuring infrared radiation, producing images of that radiation called thermograms.

Precisely because damage from very - low - level radiation can not be detected, people exposed to it are left in anguished uncertainty.

Although the amount of UV radiation reaching the snow surface at Summit is notably influenced by stratospheric ozone levels, the UV measurement time series available in the Arctic is not yet long enough to allow trends to be detected.