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Q-weak Experiment Determines Proton's Weak Charge

Scientists make the first experimental determination of the weak charge of the proton and extract the weak charges of the neutron and up and down quarks.

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Silicon-32 is an Important Radiotracer in Assessing Global Climate Models

The DOE Isotope Program restores an important inventory of the radioisotope silicon-32 (Si-32).

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New Science on the Horizon as Upgraded Particle Accelerator Meets...

The recently upgraded CEBAF accelerator delivers its highest-energy electron beams into a new experimental complex for the first time.

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Improving the Availability of the Therapeutic Radionuclide Astatine-211

Investigators at the University of Washington have developed methods that consistently provide high production and recovery yields of astatine-211.

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Radiokrypton Dating Identifies Ancient Antarctic Ice

Researchers count the number of radioactive krypton-81 atoms remaining in ice using a laser trap.

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STAR Heavy Flavor Tracker Detects Signs of Charm at RHIC

New detector component picks up particles composed of heavy quarks to probe primordial quark-gluon plasma.

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Spin and Parity Measurements of the Elusive Lambda(1405) Particle

First description of common particle’s properties provides insights into the nature of the universe.

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Protons Hog the Momentum in Neutron-Rich Nuclei

New research could change our view of neutron stars and other systems with neutron-rich nuclei.

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DOE Isotope Program Announces Availability of Radionuclide Generators for...

Lead and bismuth systems are being produced to fill the nation’s need for short-lived, alpha-emitting isotopes.

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Antiquark Makes Positive Contribution to Proton Spin

Scientists shed new light on a proton's spin, refining our understanding of nuclear physics.

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Jetting into the Moments after the Big Bang

Upgraded capabilities ready to explore quarks and gluons ready at the Large Hadron Collider.

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Up and Down Quarks Favored Over Strange Ones

The proton's primary building blocks, up and down quarks, are produced more often than strange quarks in scattering experiments.

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Discovered: Tiny Drops of “Perfect” Fluid that Existed in the Early Universe

Particles colliding at nearly light speed reveal information about the true nature of matter.

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The Majorana Demonstrator: First Module of Germanium Detectors Comes Online

The Majorana experiment begins its search for neutrinoless double-beta decay.

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A Large-Area Detector for Fundamental Neutron Science

New scalable cost-effective ultracold neutron detector has many applications.

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Laser Detection of Actinides and Other Elements

New technique measures uranium, thorium, and palladium with efficiencies up to 500 times greater than current standard.

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A Nobel for Neutrinos: Sudbury Neutrino Observatory

Discovery of neutrino oscillations, which shows that neutrinos have mass, garners the 2015 Nobel Prize in Physics.

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A Nobel for Neutrinos: Super-Kamiokande

Discovery of neutrino oscillations, which shows that neutrinos have mass, garners the 2015 Nobel Prize in Physics.

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Probing Nuclear Reactions in Stars

Novel experiments measure unusual thermonuclear fusion of Hydrogen with a rare Oxygen Isotope.

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Project 8 Detects Individual Electrons by their Cyclotron Radiation

New electron spectroscopy technique may lead to an improved neutrino mass determination.

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