Sentences with phrase «radiation damage on»
The pilot plant will enable TerraPower to assess the impact of radiation damage on the specialized stainless steel alloy, to document its survival capabilities.
https://www.scientificamerican.com/ Not exact matches
Just look at this list of benefits from a recent study done at the Yale - Griffin Prevention Research Center by David L. Katz, MD, and his colleagues: «Cocoa can protect nerves from injury and inflammation, protect the skin from oxidative damage from UV radiation... and have beneficial effects on satiety, cognitive function, and mood.»
And the first few announcements about radiation were obviously misleading because air photos revealed more extensive damage than was being let on.
In addition to experimental research on cancer, there are over 1000 peer reviewed, published papers showing other harmful biological effects from microwave radiation exposure such as damage to sperm, pregnancy and nervous systems.»
Laboratory experiments on animals indicate that as doses decrease, less and less damage escapes DNA - repair mechanisms, says Yoshihisa Matsumoto, a radiation biologist at the Tokyo Institute of Technology.
Perhaps the sole point on which scientists agree is that radiation damages DNA in ways that can cause cancer many years after exposure.
Based on previous research, the researchers hypothesized that radiation from phones would accelerate progression of the disease because other types of radiation cause free radical damage.
Although Proxima Centauri's dimness provides the planet with a balmy climate, the star is prone to outbursts of harsh X-ray and ultraviolet radiation, which could damage any chance of life on the planet — X-rays hit the surface 400 times more often than those from the sun pummel Earth.
The research team confirmed in other studies that eating strawberries also protects against ultraviolet radiation, reduces the damage that alcohol can have on the gastric mucosa, strengthens erythrocytes, or red blood cells, and improves the antioxidant capacity of the blood.
Washington State University researchers have mapped the damage of ultraviolet radiation on individual units of DNA, opening a new avenue in the search for how sunlight causes skin cancer and what might be done to prevent it.
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 a bid to progress beyond the shotgun approach to fighting cancer — blasting malignant cells with toxic chemicals or radiation, which kills surrounding healthy cells in the process — researchers at the Harvard - MIT Division of Health Sciences and Technology (HST) are using nanotechnology to develop seek - and - destroy models to zero in on and dismantle tumors without damaging nearby normal tissue.
During that time, scientists believe that Earth lacked a solid core and thus had a much weaker magnetic field — something required to protect life on Earth from DNA - damaging radiation.
If the deep microbes spend as much on maintenance as surface microbes do, he says - repairing radiation damage to their DNA, keeping their membranes intact — they should have nothing left for the microbial prime directive: divide and multiply.
A thick atmosphere protects its solid surface from damaging radiation and it is the only other place in the solar system with liquid on its surface.
But as Resnikoff pointed out, many of the radiation sensors are located on the nuclear plant's site and may well have been damaged during or since the March 11 magnitude 9.0 earthquake.
«We're interested in the radiation damage case in particular, but other applications might include studying low - temperature phase change materials, or real - time monitoring of oxide layer formation on steel alloys,» he said.
Depending on the dose and the target, radiation can cause incredible damage to healthy cells or it can be used to treat cancer and other diseases.
Silver says her lab will try to build such a cell that they can then implant into mammals to detect and report on the extent of harm caused by UV radiation, which damages DNA and is a risk factor in the development of cancer.
To find out whether the test sites are once again safe for humans, researchers took measurements of damaging gamma radiation on six affected islands, one unaffected island, and New York City's Central Park.
The core of the No. 1 reactor melted within 16 hours of the quake, but high radiation levels inside on March 11 hinted the shaking damaged key facilities.
The ozone layer acts as Earth's sunscreen by absorbing harmful ultraviolet radiation from incoming sunlight that can cause skin cancer and damage plants, among other harmful effects to life on Earth.
UV radiation can still damage skin even in the winter and on cloudy days.
Other recent research areas have included the structural characterization of lattice - mismatched epitaxial metal films on oxide substrates for radiation damage studies, and the development of new complex oxides as high temperature, radiation - resistant piezoelectrics for use in advanced in situ sensors.
With a better understanding of void formation in hand, scientists can work on developing composite materials that better resist the damaging effects of radiation.
Limoli and colleagues studied the effects of such radiation on rats, and it didn't take long for serious brain damage to set in.
The ozone layer helps shield life on the planet from potentially harmful ultraviolet radiation that can cause skin cancer, cataracts, and suppress immune systems, as well as damage plant life.
Ionizing radiation is a potent DNA damaging agent that interacts with cellular DNA and induces lesions in the irradiated cells and prevents cell proliferation and induces cell death by apoptosis or necrosis depending on the radiation dose.
The ozone layer is crucial since it blocks out the harmful ultraviolet radiation from the sun known to increase the risk of skin cancer and cataract damage, in addition to other harmful effects on plants and animals.
Brian Wirth, UT - ORNL Governor's Chair for Computational Nuclear Engineering, was nominated by the AAAS section on physics for «advancing knowledge of radiation damage mechanisms and fuel performance in fission and fusion energy via multiscale modeling using high performance computing validated by experiments.»
Go for chemical formulas, which form a film on skin that absorbs UV radiation before it can cause any damage, recommends Leslie Baumann, MD, a dermatologist in Miami.
Alcohol can have a strong impact on the production of oxidative stress, because it is not metabolized in the liver — leading to alcoholic liver disease.6, 7 The development of oxidative stress is also related to smoking, which suppresses the immune response and damages lung function.8 What may seem like a surprising factor is the use of pharmaceutical drugs and radiation.
Orientin and vicenin are two water - soluble flavonoids that have been of particular interest in basil, and in studies on human white blood cells; these components of basil protect cell structures as well as chromosomes from radiation and oxygen - based damage.
First, polyphenol antioxidants may protect the body's cells against damage from free radicals that we are exposed to on a daily basis from radiation, cigarette smoke, pollution, etc..
The third part focuses on recovery from radiation - contaminated farmlands and forests and consequent reputational damages.
But there's nothing I've seen that's quite like the crowd - created Japanese animated tale of «Nuclear Boy,» which offers a metaphorical explanation of the plant damage and radiation questions aimed at children, drawing them in using that classic enticement — potty humor (which was featured here before in a video on sanitation).
The levels of exposure to radiation following the leaks and explosions at the earthquake - damaged Fukushima Daiichi nuclear power station in 2011 were so low that they led today to this important conclusion from experts convened in Vienna by the United Nations Scientific Committee on the Effect of Atomic Radiation:
As I read reports about the release of more than 11,000 tons of radiation - laced water into the sea from the damaged nuclear plant in Japan, I recalled reporting I did more than a decade ago on the many uses of silt barriers — essentially curtains suspended in water — to hold back everything from oil slicks to the bursts of polluted runoff flowing into coastal waters from city storm drains after heavy storms (the water can be pumped and treated once the system is not overloaded).
By the way, my arguments assume that tokamak physics and technology works well and is reasonably simple, meaning that not many more components will have to be added to the system to allow it to operate on a steady basis for very long periods of time between the long shutdowns needed to change out radiation - damaged, radioactive materials.
The recovery of the damaged ozone layer which protects life on Earth from harmful solar radiation is no longer happening worldwide.
Few of the deaths are attributable to radiation (far fewer than the number of deaths from riding in trains and walking on the streets), and most of the nuclear powerplant damage has occurred in plants already scheduled to be decommissioned soon, and will (probably) come to less than 2 % of total property damage.
As Japan awoke on Saturday to the devastation left by the one - two punch of an 8.9 magnitude earthquake and a deadly tsunami, Japanese officials warned that damage to a coastal nuclear reactor may have resulted in a radiation leak after its cooling system was knocked offline on Friday.