Using Plasma Color to Predict Weld Quality
The correlation between weld flash emissions and melt pool composition can provide near real-time feedback on weld quality.
Ion Behavior Near Interfaces Affects Aggregation
Increasing concentrations of ions slows the rate of particle aggregation in boehmite suspensions.
Enabling Urban Mining of Critical Minerals from Domestic Electronic Waste
A PNNL team has developed an energy- and chemical-efficient method of separating valuable critical minerals from dissolved solutions of rare earth element magnets.
Diverse Scientists and Engineers for a Sustainable Energy Future
From Mexico and Ethiopia to a U.S. national lab, interns are ready to contribute to a sustainable energy future.
Rougher Materials Get Along Better: Surface Roughness Influences Nanoparticle Attachment
Under an optical field, nanoparticle attachment in a model system heavily depends on surface roughness.
A Generalized Strategy for Synthesizing 2-D Core–Crown Heterostructures
Researchers developed a pathway for the solution synthesis of core–crown heterostructures with controlled electronic properties.
Polymer and Composite Materials Laboratory
PNNL scientists and engineers develop innovative, sustainable materials and processes to enhance durability, performance, and environmental compatibility for next-generation technologies.
PNNL Fracturing Fluid: Cost-effective Option for Geothermal Energy
Researchers have identified two processes responsible for fracturing rock at lower pressures for geothermal energy production using PNNL’s fracturing fluid, StimuFrac™.