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Tag Archives: Optics
Femtosecond Probe Catches Electrons Relaxing
Pump-probe experiments measure the time it takes for electrons to thermalize and cool after photoexcitation. Continue reading
Pulses of Light Accelerate in Free Space
A recipe for greatly accelerating a light pulse involves sculpting its
spectrum in space and time. Continue reading
Real-Time Measurements of Earth’s Spin and Tilt
An array of ring lasers provides the first continuous measurement of Earth’s motion from a single location. Continue reading
Excited Molecules Escape Their Trap
The loss of ultracold molecules from an optical trap comes from optical excitation of the complexes that form when two of the molecules collide. Continue reading
Physics Technique Reveals Hidden Bugs to Bats
Strategic angles help bats hunt stationary bugs on leaves. Continue reading
A glimpse of a planetary system’s final stages
Detailed spectroscopy measurements may help astronomers discover bodies orbiting white dwarfs. Continue reading
Posted in Physics Today
Tagged Astronomy, Astrophysics, Optics, Physics Today, Spectroscopy
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Mars smiles for InSight’s cameras
We look forward to learning more about Mars as InSight’s scientific operations commence. Continue reading
Father of optical trapping awarded a share of the Nobel Prize in Physics
Optical tweezers have endured as an invaluable laboratory tool for manipulating molecules and other small particles. Continue reading
Theoretical framework illuminates graphene’s optomechanical properties
Explaining how to enhance optical forces and control the mechanical deformation in stacks of graphene sheets. Read more in MRS Bulletin…
Optical cell sorting
Researchers are using light and new image processing tools for label-free cell characterization. Continue reading
