Archive: 25/09/2012

Small X-band photoinjector packs powerful punch

(—Accelerator physicists at SLAC have started commissioning the world's most compact photoinjector – a device that spits out electrons when hit by light. Photoinjectors are used to generate electrons for free-electron ...

dateSep 25, 2012 in General Physics
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A new, automatic 3-D moon

Who doesn't love 3-D images, especially of objects in space? But creating them can be a bit time-consuming for scientists, especially for images from orbiting spacecraft like the Lunar Reconnaissance Orbiter that takes images ...

dateSep 25, 2012 in Space Exploration
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Dynamics of polymer chains atop different materials

(—Technologies such as microelectronics and lithography require nanoscale polymer films that sit atop various other materials. An understanding of the interplay between the dynamics of the thin film and the underlying ...

dateSep 25, 2012 in Nanophysics
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A look inside a burning rocket engine

Here's a bit of pretty amazing hobby rocket porn. Ben Krasnow walks us through—in a rather matter-of-fact way—of how he built a hybrid rocket engine in his shop using a piece of acrylic so he could see inside and watch ...

dateSep 25, 2012 in Space Exploration
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