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radioactive waste

A Fast Reactor System to Shorten the Lifetime of Long-Lived Fission...

A team of scientists at Tokyo Tech working in collaboration with Tohoku University, Tokyo City University and Japan Atomic Energy Agency has proposed a...
plutoniumvideo

‘Criticality’ Experiments Enhance Nuclear Safety, Security and Effectiveness

Gathered in a control room deep in the Nevada desert, a team of researchers from Lawrence Livermore and Los Alamos(link is external) national laboratories...
Plutonium

Plutonium Research to Advance Stockpile Safely

Conducting an experiment that combines high explosives with plutonium -- a special nuclear material used in nuclear weapons -- is no trivial matter. Not...
Plutonium

A New Oxidation State for Plutonium

The Science Associated with nuclear power and national security, plutonium (Pu) has some of the most complicated chemistry on the periodic table. For the first...
SQUID multiplexer chip

New SQUID-Based Detector Opens Up New Fields of Study With New...

Investigators at the University of Colorado, Boulder and the National Institute of Standards and Technology (NIST) have developed a new sensor array-based instrument that...
Thermal hydraulic

Thermal Hydraulic Researchers Build Largest Transparent Fuel Test Assembly in the...

Advanced reactor technologies have generated interest for their potential to reduce fossil fuel emissions, improve energy efficiency and cut down on nuclear waste. Researchers...
berkelium

Supercomputing Mimics Berkelium Experiments to Validate New Find

The Titan supercomputer at the Oak Ridge Leadership Computing Facility (OLCF) has enabled scientists to explore an unexpected oxidation state in the rare, radioactive...
molecular plutonium

Unexpected Oxidation State for Molecular Plutonium Discovered

New chemical form paves the way for additional transuranic revelations Researchers at Los Alamos National Laboratory in collaboration with the University of California – Irvine...
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West Antarctic Glacier Began Its Slow Retreat in the 1940s

An international team, made up of scientists from the United States, the UK, Denmark, Germany and Switzerland, analysed the sediment cores recovered beneath the...
Tritium

Tritium Introduced in Fusion Experiments at Sandia

Researchers at Sandia National Laboratories Z Machine have opened a new chapter in their 20-year journey toward higher fusion outputs by introducing tritium, the...
nuclear fission

New light on how nuclear fission fragments cool down

In close collaboration with the Swedish University of Chalmers, JRC scientists investigated prompt fission gamma-ray spectra from plutonium isotopes to reduce statistical uncertainties on...
Protactinium

Reacting Protactinium with Ubiquitous Water Explains an Elemental Oddity

Reactions with this extremely rare element could reveal previously unknown trends, benefitting studies of new nuclear reactor fuels.
nuclear

Buried nuclear waste risky, say Stanford experts

Radioactive material from the laboratories that design America's nuclear weapons will have to be buried and kept away from humans for at least 10,000...
fission chains

Researchers develop a new mathematical tool for analyzing and evaluating nuclear...

Lawrence Livermore National Laboratory scientists have created a new method for detecting and analyzing fission chains to assess and evaluate nuclear material. The powerful mathematical...

Titan Helps Unpuzzle Decades-Old Plutonium Perplexities

First produced in 1940, plutonium is one of the most electronically complicated elements on Earth—and because of its complexities, scientists have been struggling to...

Cellular Contamination Pathway for Plutonium, Other Heavy Elements, Identified

Scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) have reported a major advance in understanding the biological chemistry of radioactive metals, opening up new...

Neutrons Find “Missing” Magnetism of Plutonium

Groundbreaking work at two Department of Energy national laboratories has confirmed plutonium’s magnetism, which scientists have long theorized but have never been able to...