Ultra-thin platinum shells promise efficient catalysts with far less precious metal

Researchers from Skoltech have uncovered physical principles governing the remote "tuning" of nanocatalysts, where the ...

Beta-decay half-life measurements reveal evolution of nuclear shell structure

An international team of researchers has systematically measured the β-decay half-lives of 40 nuclei near calcium-54, ...

Climate engineering would alter the oceans, reshaping marine life – new study examines each method’s risks

Some methods being tried to counter climate change shift the ocean’s biology or chemistry. Others would deflect solar ...

What Methods Are Used to Launder Money?

Learn about the methods that criminals use when they are looking to launder money and how the government seeks to prevent them.
IEEE

Evaluation of Straightness Errors of Cylindrical Workpiece Using the Minimum Zone Method

Abstract: Based on the indication meanings of axis and generatrix straightness tolerances as well as their additional symbols, the optimization objective functions of axis and generatrix parameters ...