Tag: "neutron" at biology news
Louisiana Tech researchers help find new sub-atomic particle
...arks. The most familiar baryons are the proton and neutron
of the atomic nucleus ... Baryons composed of heavier quarks, including cascade b, "were abundant soon after the Big Bang at the beginning of the universe." The discovery and measurement of cascade b's mass provide new insight into how the strong nu...
Largest physics meeting of the year, in Denver
...rating-prism) and grating lens (X38.2) submicron neutron
radiography (H38.10). string breaking and the Petersburg Paradox (X22.9). toughest paper known, based on graphene (U28.1, U28.6). microfluidic bubble logic (L30.4). graphene-based detector sees individual gas molecules (N31.11) the protocel...
Story tips from the Department of Energy's Oak Ridge National Laboratory
...eutron Source is distinguishing itself as a robust neutron
source. The SNS has set records for the highest-en...e configurations, the reflectometers are receiving neutron
beams intense enough to saturate the detectors, even operating at 2 percent of the SNS's eventual 1....
HYPER-CEST MRI breaks new ground in molecular imaging
...operty of atomic nuclei with an unpaired proton or neutron
called "spin." Such nuclei spin on an axis like miniature tops, giving rise to a magnetic moment, which means the nuclei act as if they were bar magnets with a north and south pole. When exposed to an external magnetic field, these spinning "bar ma...
Story tips from the Department of Energy's Oak Ridge National Laboratory, June 2006
...nts that will analyze a range of materials for the neutron
science community. The SNS created its first neutrons in late April. [Bill Cabage, (865) 574-4399; firstname.lastname@example.org ]...
Collaborative study successfully applies neutrons to study hydrogen transfer in biological systems
...e University of Tennessee has successfully applied neutron
diffraction to create a three-dimensional map of t...Tennessee. "Now, using the world's only spallation neutron
source equipped for protein diffraction studies, based at Los Alamos National Laboratory, it has bee...
Biggest physics meeting of the year
...ductivity to the dense quark matter at the core of neutron
stars. Conventional theory says that superconductivity requires an equal number of spin-up and spin-down particles, similar to requiring an equal number of men and women at a dance hall. Using ultracold atomic gases consisting of spin-up and spin-dow...
Disease damages wheat roots, thwarts water uptake
... plant productionand yield, he said. He is using a neutron
depth moisture gauge to monitorwater uptake. "When it starts warming up and the wheat starts growing, that's whenwe'll see more yellowing and we'll get a lot more samples to test," hesaid. "I'm concerned since we've had so much drought and it's...
Accumulator ring commissioning latest step for spallation neutron source
...nce facility will produce the world's most intense neutron
beams to probe the molecular structures of materia...will represent the world's foremost facilities for neutron
scattering, a technique pioneered at ORNL shortly after World War II. Five Department of Energy Offi...
Hi ho silver! FSU physicist helps discover an atomic oddity
...currently under way here are exploring nuclei with neutron
excesses, and we have built a facility to directly study reactions and nuclei of importance to astrophysics," Tabor said. Not all of Tabor's work is on such an elevated plane. At FSU he also serves as coordinator of "The Flying Circus of Physics," an...
Science's Breakthrough of the Year: Watching evolution in action
... vivid insights into the most violent behaviors of neutron
stars. A short, intense pulse of radiation from ne...t gamma ray burst -- a rapid merger of two ancient neutron
stars or a neutron
star and a black hole. Brain Wiring and Disease: Several studies in 2005 suggest...
Max Planck researchers win part of Descartes Research Prize 2005
...Modern Physics Research area: Physics Pulsars are neutron
stars that rotate quickly, up to 600 times per sec...th can receive these regular radio pulses. Because neutron
stars have a high inertia, their pulse periods are quite stable -- they are like very precise clocks...
Open Science Grid technology and applications featured at SC|05
...or gravitational waves from the binary inspiral of neutron
star systems. Physics: The CMS experiment uses the OSG for computing and data-intensive particle physics simulations, and will use the grid for data analysis when the Large Hadron Collider begins operating at CERN in Geneva, Switzerland. OSG collabo...
Nanoparticle created as diagnostic, therapeutic agent; brain tumors targeted
...ers plan to load the fMFs with a metal that can be neutron
activated to produce useful radioisotopes and fluorescent materials. Some of this work will be conducted at the Oak Ridge National Lab. "We will make the fMFs radioactive so they can be used in treatment and make the fmFs fluoresce so the doctors can...
Materials scientists get the whole picture with new e-Science technique
...op the techniques for users of the ISIS spallation neutron
source at the CCLRC Rutherford Appleton Laboratory... next year. Opportunities to study materials with neutron
beams will more than double from 2008 when a second target station comes online at ISIS. Neutrons ar...
NASA develops a 'nugget' to search for life in space
... of three fundamentally distinct technologies -- a neutron
generator, a neutron
lens, and a gamma-ray detector. At the heart of NUGGET is a three-dimensional scanning instrument th...
Story tips from the Department of Energy's Oak Ridge National Laboratory, July 2005
...s in materials is the focus of a second-generation neutron
residual stress mapping instrument jointly develop...RNL's Metals and Ceramics Division, uses high-flux neutron
beams from the lab's High Flux Isotope Reactor to measure residual stress and create a three-dimensi...
ORNL technologies win maximum Federal Laboratory Consortium awards
...ecular separator and the miniature californium-252 neutron
source for cancer therapy. The awards were present...eman and Kilin Dill. The miniature californium-252 neutron
source for cancer therapy will enable physicians to insert a tiny radiation source through a cathete...
Science's Breakthrough of the Year: Salty, acidic soup could have supported life on Mars
...scovered the first known pair of pulsars, spinning neutron
stars that shoot out jets of radiation. Further studies of these whirling objects may provide the most stringent examination yet of Einstein's general theory of relativity. Plant and Animal Diversity Declines: Disturbing news about the decline of ...
INEEL-designed system assists army with chemical weapon destruction
... scans" of each munition and the portable isotopic neutron
spectroscopy system, or PINS, identifies the chemical fill the munition may contain. Operations began with the evaluation of drums containing Chemical Agent Identification Sets, which were produced by the Army from 1928 to 1969. These sets are glass...