X-ray Imaging

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May 5, 2015
News Feature
Compact Light Source Improves CT Scans
A commercial X-ray source with roots in SLAC research enables multi-mode computer tomography scans that outperform routine scans in hospitals. The technique could potentially find widespread use in medicine and other fields.
April 30, 2015
News Feature
Researchers Study How Metal Contamination Makes Gasoline Production Inefficient
Scientists at SLAC and Utrecht University have identified how catalysts degrade when used to refine crude oil.
Image - Research at the Department of Energy’s SLAC National Accelerator Laboratory could lead to more efficient gasoline production. (@iStockphoto/Patryk Kosmider)
March 10, 2015
News Feature
New 2-Color X-ray Laser Technique Could Reveal Atomic Detail of Medically Important Proteins
Developed at SLAC’s LCLS, it could also yield new information from hard-to-study samples in materials science, chemistry and other fields.
Image - These charts show (a) the energy profile of two electron bunches that are separated by about 6 picoseconds, which are later stimulated to emit (b) two X-ray pulses separated by femtoseconds.
March 2, 2015
News Feature
Giant Virus Revealed in 3-D Using X-ray Laser
For the first time, researchers have produced a 3-D image revealing some of the inner structure of an intact, infectious virus.
Image - This rendering shows a 3-D reconstruction of a Mimivirus, based on an analysis of a collection of X-ray diffraction patterns obtained in an experiment at SLAC's Linac Coherent Light Source X-ray laser. (Uppsala University)
February 11, 2015
Press Release
Scientists Take First X-ray Portraits of Living Bacteria at the LCLS
Researchers working at SLAC have captured the first X-ray portraits of living bacteria.
Image - This photo illustration shows a pond containing a visible bloom of cyanobacteria, with an artistic rendering of an individual cell, left, and a reconstructed image of a single cell based on data from an experiment at SLAC's LCLS X-ray laser.
February 2, 2015
News Feature
5 Ways to Put Tiny Targets in Front of an X-ray Laser
Scientists have assembled an exotic toolbox for experiments that tap into the brightest X-rays on the planet.
Image - This illustration shows a cutaway view of a type of sample system used at the Linac Coherent Light Source X-ray laser that jets samples in a superthin liquid or gel stream into its X-ray pulses. This system is known as a gas dynamic virtual nozzle
December 4, 2014
News Feature
X-ray Laser Reveals How Bacterial Protein Morphs in Response to Light
Researchers captured the highest-resolution snapshots ever taken with an X-ray laser that show changes in a protein’s structure over time.
Image - This illustration depicts an experiment at SLAC that revealed how a protein from photosynthetic bacteria changes shape in response to light.
November 21, 2014
News Feature
Robotics Meet X-ray Lasers in Cutting-edge Biology Studies
Scientists at the Department of Energy’s SLAC National Accelerator Laboratory are combining the speed and precision of robots with one of the brightest X-ray lasers on the planet for pioneering studies of proteins important to biology and drug discovery.
This illustration shows the components in an experimental setup used in crystallography experiments at SLAC's Linac Coherent Light Source X-ray laser.
November 20, 2014
Public Lecture Video - 'Quantum CSI: Profiling Molecules with X-rays'
In this lecture, SLAC’s Ryan Coffee explains how researchers are beginning to use pattern recognition and machine learning to study chemical reactions at the level of atoms and molecules with the LCLS X-ray laser.
November 17, 2014
News Feature
SLAC X-ray Laser Brings Key Cell Structures into Focus
Scientists have used SLAC’s X-ray laser to produce detailed images of tiny cellular structures that play a major role in Earth’s life-sustaining carbon cycle.
Image - A geometric structure from a bacterial cell, called a carboxysome, is struck by an X-ray pulse (purple) at SLAC’s Linac Coherent Light Source. (SLAC National Accelerator Laboratory)

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