Strands of DNA, for instance, can break for any number of reasons, such as exposure to UV radiation,
Knowing that UV radiation is used for removing bacteria from water, they developed the idea of using their discovery for water purification.
According to the research, the bandages achieve a similar level of radioactivity to conventional radiation, which can require large and specialized equipment. hese bandages can be tailored individually for easy application on tumor lesions of all shapes and sizes,
including various forms of chemotherapy and radiation. What they lack, however, is good reconnaissance a reliable way to obtain real-time data about how well a particular therapy is working for any given patient.
Oxygen levels, meanwhile, can help doctors gauge the proper dose of a therapy such as radiation,
the more radiation you need, Cima says. o, these sensors, read over time, could let you see how hypoxia was changing in the tumor,
so you could adjust the radiation accordingly. The sensor housing, made of a biocompatible plastic,
While in space, he will wear a special dosimeter to study the effects of space radiation on the brain.
Now researchers claim they have found a strong nuclear decay pattern called f0 (1710), in the data from a number of particle accelerator experiments that may have been created by a glueball.
When exposed to strong heat or radiation vital cell proteins lose their structure and clot up to entangled clumps.
"explains Gabriele Giachin, first author of the study and former SISSA Phd student (today at the European Synchrotron radiation Facility, ESRF, in Grenoble, France)."
The release stories for this laser mention that the infrared wavelengths used here are safer for the eye than either visible or UV radiation.
Terahertz (THZ) radiation. Oscillating at around 1 trillion times per second, THZ waves were utilized previously for the wireless data transmission world record,
some of the radiation leaks out. The angle the radiation leaks out is dependent on its frequency,
hence 10 different frequencies will radiate at 10 different angles (demultiplexing) and by reversing the process the device can multiplex.
whether the interaction of THZ radiation with biological organisms is safe. A theoretical study published by MIT in 2009 suggested that THZ waves may interfere with DNA via nonlinear instabilities,
however the process was extremely unlikely and required long exposure to the radiation. Until sufficient experimental biological data is gathered,
however the consensus thus far because THZ radiation is non-ionizing is that damage to humans is extremely unlikely i
the treatments that work against multiple types of cancer like chemotherapy and radiation are often so harsh and hazardous that doctors hesitate to prescribe them.
and microwave radiation The technique could scale up to hold thousands, even millions of qubits on a single chip
Chief Scientist and project leader of Honda Research Institute USA Inc."Our approach combines novel nanomaterials with continuous UV LIGHT radiation in the sensor designs that have been developed in our laboratory by lead researcher Dr
"This work is an exciting example of how work with synchrotron radiation which deepens our fundamental understanding of the properties of glasses also produces tantalising prospects of practical applications of new materials.
It is the first time that a single detector has been able to monitor the spectral range from visible light to infrared radiation and right through to terahertz radiation.
this comparatively simple and inexpensive construct can cover the enormous spectral range from visible light all the way to terahertz radiation."
Then there is also an antenna which acts like a funnel and captures long-wave infrared and terahertz radiation.
This optical universal detector is already being used at the HZDR for the exact synchronization of the two free-electron lasers at the ELBE Center for High-power Radiation Sources with other lasers.
The external antenna on the detector captures long-wave infrared and terahertz radiation and funnels it to a graphene flake
It is the first time that a single detector has been able to monitor the spectral range from visible light to infrared radiation and right through to terahertz radiation.
this comparatively simple and inexpensive construct can cover the enormous spectral range from visible light all the way to terahertz radiation."
Then there is also an antenna which acts like a funnel and captures long-wave infrared and terahertz radiation.
This optical universal detector is already being used at the HZDR for the exact synchronization of the two free-electron lasers at the ELBE Center for High-power Radiation Sources with other lasers.
The modular aspect of the system makes it possible to accommodate various radiation sources such as tunable lasers and non-coherent monochromatic or polychromatic sources s
Toxicity and cancer-cell resistance can also compromise the effectiveness of radiation and chemotherapy that's often used as a follow-up to surgery.
"Without a lens, the quality of the images primarily depends on the radiation source. Traditionally, researchers use big, powerful X-ray beams like the one at the SLAC National Accelerator Laboratory in Menlo Park, California, USA.
but captures and emits thermal radiation, or heat, from infrared rays.""Solar arrays must face the sun to function,
In many conventional techniques such as transmission electron microscopy, the possible resolution is limited by high-energy electrons'radiation damage to biological samples.
no radiation damage could be observed. Sufficient electron dose in low energy electron holography makes imaging individual biomolecules at a nanometer resolution possible.
The downside of this technique is repeated that the electron beam radiation can progressively damage the sample.
The researchers compared the images from the first and last scans to verify that the tungsten had not been damaged by the radiation
thanks to the electron beam energy being kept below the radiation damage threshold of tungsten. Miao and his team showed that the atoms in the tip of the tungsten sample were arranged in nine layers, the sixth
"Without a lens, the quality of the images primarily depends on the radiation source. Traditionally, researchers use big, powerful X-ray beams like the one at the SLAC National Accelerator Laboratory in Menlo Park, California, USA.
No radiation The new fusion process can take place in relatively small laser-fired fusion reactors fuelled by heavy hydrogen (deuterium.
the researchers found that their antenna retains all its essential properties such as gain, radiation pattern, directionality, operation frequency and bandwidth for up to 30%strain and for 2000 stretching cycles.
chief scientist and project leader at Honda Research Institute USA Inc."Our approach combines novel nanomaterials with continuous ultraviolet light radiation in the sensor design that have been developed in our laboratory by lead researcher Dr
used fluorescence microscopy and radioactive tracers to validate the MRI data and to assess the influence of body posture on the clearance of amyloid from the brains. t is interesting that the lateral sleep position is already the most popular in human and most animals even in the wild
Snakes can sense this radiation even in darkness, using it to hunt down their prey. e want to simulate the scene of catching a mouse,
he cloak was tested by hiding the toy lower body from the camera its head seemed to float in the airo my knowledge this is the first attempt to cloak against thermal radiation,
Using light-generated radiation combined with phase-contrast X-ray tomography, the scientists visualized ultrafine details of a fly measuring just a few millimeters.
such radiation could only be produced in expensive ring accelerators measuring several kilometers across. By contrast, the laser-driven system in combination with phase-contrast X-ray tomography only requires a university laboratory to view soft tissues.
giving rise to a brilliant kev X-ray emission. his so-called betatron radiation is emitted in a collimated beam with excellent spatial coherence and remarkable spectral stability.
giving us the ability to see ultraviolent radiation, infrared waves, and more.""Perhaps you do not yet make full use of your brain,
The emitted radiation is approximately 1/10,000 the amount given off by a standard cellphone.
The emitted radiation is approximately 1/10,000 the amount given off by a standard cellphone.
The phenomenon of radiation due to electron acceleration, first identified more than a century ago, has no counterpart in quantum mechanics,
These new observations of radiation resulting from broken symmetry of the electric field may provide some link between the two fields.
"Another challenge with aerials is that certain physical variables associated with radiation of energy are understood not well.
The Synthetic Muscle could be used in robotics in deep space travel such as travel to Mars because of its radiation resistance."
"Humans can only withstand a certain amount of radiation so that limits the time that people can be in space,
whereas robots particularly if they're radiation-resistant can be up there for long periods of time without being replaced."
when the material was exposed to over 300,000 RADS of gamma radiation. That is 20 times the amount that would be lethal to a human
or durability of the material due to the radiation although there was a slight change in color. Tests on selected samples of the material found it was affected not by extreme temperatures down to-271 degrees Celsius,
and radiation used to treat cancer. The replacement of these cells through bone marrow transplantation is the only widely established therapy involving stem cells in human patients.
After the U s. dropped atomic bombs on Hiroshima and Nagasaki, doctors noticed that radiation patients weren't able to generate new white blood cells to fend off infections.
and detecting terahertz radiation has limited its use. To solve these challenges consider metamaterials; materials that allow control of the properties of light-matter interactions at the fundamental level.
Detailed analysis of the directionality and polarization of the emitted radiation reveals the fundamental nature of this efficient wavelength conversion.
#Generating broadband terahertz radiation from a microplasma in air Researchers have shown that a laser-generated microplasma in air can be used as a source of broadband terahertz radiation.
Researchers at the University of Rochester's Institute of Optics have shown that a laser-generated microplasma in air can be used as a source of broadband terahertz radiation.
Buccheri explains that applications for terahertz radiation, a form of electromagnetic radiation named after its frequency,
but unlike X-rays it is not a form of ionizing radiation. Imaging with terahertz can,
or baggage for drugs or explosives it is useful for the terahertz radiation to be as'broadband'as possible,"
"If you were only using a source of radiation with a range around 1 terahertz you might not be able to tell two different materials apart at low spectral resolution,
An advantage of this"one-color"approach to generating terahertz radiation is the fact that the terahertz waves propagate in a different direction to the laser beam.
The group discovered a few wavelengths of light that allow measuring the specific fluorescence signal from photosynthesis. The team's fluorescence measurement system can record radiation at high resolution with a frequency of 5 minutes,
#UV radiations: NONO helps to mend the damage The study appeared as advanced online publication on Oncogene, a journal in cancer research from the Nature Publishing Group.
a multifunctional protein involved in melanoma development and progression, in the cellular response to UV radiations.
Normally, cells respond to radiation-induced DNA damage by activating different checkpoints which allow to stall cell cycle
showed that silencing NONO impairs cancer cell response following exposure to UV radiations. NONO-silenced cells, compared with control cells,
our findings will likely help to shed light on the molecular mechanisms of tumorigenesis, especially in tumour types like melanoma, in which exposure to UV radiations plays such a prominent part.
and the radiation emitted is used to create 2d images. Beta-methyl-p-iodophenyl-pentadecanoic acid (BMIPP) is a radioisotope
"Thallium sulfide iodide is a promising room-temperature radiation detection material, "said Mao-Hua Du, the primary researcher from Oak ridge National Laboratory."
Defects affect the charge transport in the material and ultimately the radiation detection efficiency of a device."
The Limits of Conventional Radiation Detectorssemiconductor radiation detectors are devices that measure ionizing radiation by collecting radiation-generated charge carriers in the semiconductor between electrodes under a bias voltage.
and the bottom of the conduction band in semiconductors) and high resistivity to suppress thermally generated charge carriers for precisely detecting radiation-generated carriers.
Moreover, the detector materials need to have excellent carrier transport efficiency to make sure radiation-generated charges effectively diffuse through the crystal
Thallium sulfide iodide is an emerging semiconductor compound that has attracted attention in recent years for room-temperature radiation detection,
which all mean that thallium sulfide iodide is more efficient for radiation absorption and can be used to create a thinner, low-cost radiation detector.
A good radiation detection material should have efficient charge transport property, Du said. Native defects, the natural structure flaws in a semiconductor,
researchers can use synchrotrons--dedicated facilities where electrons run laps in football-stadium-sized storage rings to produce the desired radiation
Among the other advantages are lower radiation doses than in traditional mammography, and the ready availability of the equipment on the market,
and synaptotagmin-1. Earlier X-ray studies, including experiments at SLAC's Stanford Synchrotron radiation Lightsource (SSRL) nearly two decades ago,
#Key component for terahertz wireless networks Terahertz radiation could one day provide the backbone for wireless systems that can deliver data up to one hundred times faster than today's cellular or Wi-fi networks.
As terahertz waves travel down the waveguide, some of the radiation leaks out of the slit.
"On the other end, a receiver could be tuned to accept radiation at a particular angle,
The downside of this technique is repeated that the electron beam radiation can progressively damage the sample.
The researchers compared the images from the first and last scans to verify that the tungsten had not been damaged by the radiation,
thanks to the electron beam energy being kept below the radiation damage threshold of tungsten. Miao and his team showed that the atoms in the tip of the tungsten sample were arranged in nine layers, the sixth
The emitted radiation is fully coherent and emitted 100 million times per second. Each laser pulse has a duration of 66 fs
but captures and emits thermal radiation, or heat, from infrared rays.""Solar arrays must face the sun to function,
radiation or chemotherapies harm healthy cells while treating cancer. Looking for a model in nature, many researchers focused on viruses,
#Physicists shrink particle accelerator An interdisciplinary team of researchers has built the first prototype of a miniature particle accelerator that uses terahertz radiation instead of radio frequency structures.
In the electromagnetic spectrum, terahertz radiation lies between infrared radiation and microwaves. Particle accelerators usually rely on electromagnetic radiation from the radio frequency range;
The wavelength of the terahertz radiation used in this experiment is around one thousand times shorter.""The advantage is that everything else can be a thousand times smaller too,
specifically tailored to be used with terahertz radiation. The physicists fired fast electrons into the miniature accelerator module using a type of electron gun provided by the group of CFEL Professor Dwayne Miller, Director at the Max Planck Institute for the Structure and Dynamics
The electrons were accelerated then further by the terahertz radiation fed into the module. This first prototype of a terahertz accelerator was able to increase the energy of the particles by seven kiloelectronvolts (kev."
They have designed a surface that enhances low frequency thermal radiation, which is easier than higher frequencies to"harvest"directly out of the air
compared to the tens of trillions of oscillations per second for most thermal radiation from hot objects.
the researchers found they could"spectrally tune"a surface to emit more radiation at 1 THZ frequency.
faster and more accurate to apply to plants than previous breeding techniques (like radiation-induced mutations).
This procedure could improve cancer treatment in the future by using internal radiation. The human immune system forms antibodies that protect the body from pathogens.
because organs that are affected not by the disease are exposed to radiation. It also makes the exact localization of the tumor in the body more difficult
including various forms of chemotherapy and radiation. What they lack, however, is good reconnaissance a reliable way to obtain real-time data about how well a particular therapy is working for any given patient.
Oxygen levels, meanwhile, can help doctors gauge the proper dose of a therapy such as radiation,
the more radiation you need, Cima says. o, these sensors, read over time, could let you see how hypoxia was changing in the tumor,
so you could adjust the radiation accordingly. The sensor housing, made of a biocompatible plastic,
and because of radiation, Velten says. ut in these caves, people could survive for a long time with consistent temperatures and no radiation.
Some of these may actually be quite deep, under 50-60 meters of rock. Assisted by chemical engineering undergraduate Jessica Zeman,
#Researchers develop key component for terahertz wireless Terahertz radiation could one day provide the backbone for wireless systems that can deliver data up to one hundred times faster than today cellular or Wi-fi networks.
As terahertz waves travel down the waveguide, some of the radiation leaks out of the slit.
On the other end, a receiver could be tuned to accept radiation at a particular angle,
Clinical Director of the Cancer Research UK/Medical Research Council Oxford Institute for Radiation Oncology, said:
This massive black hole--which contains 4 million solar masses--does not emit radiation but is visible from the gas around it.
Earth's radiation belts are regions in near-Earth space that contain vast quantities of solar energetic electrons trapped there by Earth's magnetic field.
#Body position in breast cancer radiation treatment matters, experts say A new treatment board which allows patients to lie on their stomach in the prone position during radiation treatment is proving more effective for breast cancer patients
while the breast tissue falls away from the chest wall allowing the radiation to target the cancer.
While that approach can be effective there is a slight chance of radiation damage to healthy heart and lung tissue.
and create a more uniform shape that we can distribute the dose of radiation through evenly said White director of Breast Radiation Oncology at the Stefanie Spielman Comprehensive Breast Center.
With this board we can keep the radiation in front of the ribs so we don't need even to go into the thoracic cavity and skim the lung and heart.
Additionally the modified board is able to extend off the treatment table giving the radiation beam space to make a full rotation around the patient.
So having that history of heart disease my main concern was the radiation affecting my heart said Doran It made
For this purpose the KIT scientists established a pilot plant at the hospital of Wonosari There bacteria in the water are reduced among others by UV radiation
whether a papillary thyroid carcinoma was induced by radiation or had a sporadic origin. With this discovery, scientists from the Helmholtz Zentrum München have identified a new biomarker for the diagnosis of the cancer cause.
CLIP2 serves as a radiation marker: After exposure to radiation from radioiodine, both the genetic activity and the protein expression are increased,
as the scientists'studies were able to substantiate. CLIP2 appears to be particularly significant in the development of tumours in the thyroid gland after radiation exposure.
The team around Martin Selmansberger, Dr. Julia Heß, Dr. Kristian Unger and Prof. Dr. Horst Zitzelsberger from the Radiation Cytogenetics Research Unit at the Helmholtz Zentrum München discovered a connection between high CLIP2 levels and the radiation history of patients with papillary thyroid carcinoma."
"In our study, we were able to verify radiation-associated CLIP2 expression at the protein level in three different cohorts of patients with thyroid carcinoma,"reports first author Selmansberger.
The research paper was prepared at the Helmholtz Zentrum München in cooperation with the Institute of Radiation Protection and the Analytical Pathology Research Unit.
Radiation marker CLIP2 allows distinction of cancer cause and risk assessment"CLIP2 serves as a radiation marker
and allows us to distinguish between radiation-induced and sporadic thyroid carcinomas, "adds study leader Heß.
In their investigations, the scientists developed a standardized method to determine the CLIP2 biomarker status."This biomarker allows us both to draw conclusions about the mechanisms involved in the development of such tumours
and to evaluate the risk of thyroid cancer after exposure to high level radiation, for instance, following a radiation accident,"reports Heß.
The Helmholtz Zentrum München focuses its work in health research on major widespread diseases. In addition to diabetes and lung diseases, this also includes cancer.
The objective of the Helmholtz Zentrum München is the rapid further development of the results of basic research
And if a radiation alarm goes off, the system can evaluate other data sources to determine if it actually dangerous,
biotechs race to develop acute radiation drugs Since the nuclear crisis at the Fukushima Daiichi power station,
but those provide little protection against the harmful effects of high-dose radiation toxicity. Luckily, experimental products that combat cute radiation syndrome (ARS) have already been tested in people
and could be on the cusp of market approval, Nature Medicine reports. Nearly a quarter-million KI doses (pictured) have been amassed by evacuation centers near the site.
But while those guard against the long-term risks of thyroid cancer linked with chronic radiation exposure
the extreme radiation sickness associated with exposure to high doses of ionizing radiation over a short period of time.
using biologics and small molecules to halt radiation harmful effects in the field. Some block cell death and protect damaged tissue exposed to radiation;
others replace cells lost to exposure. CBLB502, developed by Cleveland Biolabs, binds an immune protein to activate a cell survival pathway.
Prochymal from Osiris Therapeutics is a stem cell therapy derived from adult bone marrow to treat organ damage due to radiation exposure.
AEOL-10150 of Aeolus Pharmaceuticals is a small molecule that reduces inflammation associated with radiation exposure.
The radiation levels near the Fukushima site are spiking to record levels, but that hasn't stopped Google's Streetview from entering one area of the forbidden'zone.
which is deemed now a radiation hazard. Google has catalogued also the interiors of over 70 flood-damaged buildings in the region.
Volunteers brave arrest and elevated levels of radiation around Fukushima donning protective gear and carry Geiger counters.
What the NRC really knew about Fukushima Fukushima ocean radiation could pose sleeper threat Nuclear meltdowns nearly made northern Japan uninhabitable do need we to worry about radiation in our milk?
Elevated radiation levels widespread in eastern Japan Test show Japanese child exposed to radiation Rice crops threatened by radiation Radioactive tuna found in Pacific ocean Hydrofracking drives new water treatment solutions
Algae technology cleans up fracking Flushing toilets could heat future buildings The lost pets of Fukushima Radiation loving algae comes to Japan s rescu
which refers to the exponentially decaying radiation and far-field which refers to the kind of radiation emitted from a cell tower).
The key Poon says is that instead of using a coil of wire they use a flat plate adorned with a specially designed four-line pattern of conductive material.
It also met safety regulations limiting the amount of radiation delivered to a given amount of tissue in humans.
and a few pals say they have invented an entirely new way of identifying oligonucleotides using terahertz radiation.
This produces terahertz radiation inside the well where the oligonucleotide is deposited at a concentration that allows a single molecule to enter.
and prevent the need for chemotherapy or radiation. The findings were announced by Tata Memorial Centre's Dr Anil D'Cruz at an ongoing meeting of American Society of Clinical Oncology at Chicago on May 31.
and prevent the need for chemotherapy or radiation. The findings were announced by Tata Memorial Centre's Dr Anil D'Cruz at an ongoing meeting of American Society of Clinical Oncology at Chicago on May 31.
"The biofilms also increased leprospira's tolerance to UV radiation and high temperature. It could withstand up to 49 degrees C,
and indicates that the star system has passed repeatedly a key threshold for brightness where the outward pressure from radiation by the system is balanced by the inward pull of gravity.
#RMIT Wearable Sensor Patches Can Detect Harmful UV Radiation and Toxic Gases RMIT University researchers have created wearable sensor patches that detect harmful UV radiation and dangerous, toxic gases such as hydrogen and nitrogen dioxide.
These transparent, flexible electronics which can be worn as skin patches or incorporated into clothing-are bringing science fiction gadgets closer to real life.
stretchy electronic sensors are also capable of detecting harmful levels of UV radiation known to trigger melanoma.
and alert the user when radiation hits harmful levels. Gutruf said the research used zinc oxide-present in most sunscreens as a fine powder mixed into a lotion-as the UV sensing material.
and radiation spectrum engineering by strong optical interference effect. The graphene vibrates during light emission due to the flexural mode of graphene at high temperature.
which have been shown to be very effective in radiation oncology because they break cancer cellsdna into pieces.
if you shine any kind of radiation on a metal, you get this big flux of low energy electrons coming out. he finding suggests a new avenue for radiation oncology:
make nanoparticles of gold, bond iodine-125 to them, then affix the nanoparticles to antibodies targeting malignant tumors
the titanium capsules inhibit radiation, Sykes says, making such therapies less effective than they could be.
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