Based on the gas displacement method, this article describes a method for determining the optimal gas type and pressure for measuring cement density, providing a reliable method to characterize porous ...

Measuring the density of a cell can reveal a great deal about the cell's state. As cells proliferate, differentiate, or undergo cell death, they may gain or lose water and other molecules, which is ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Suggested Citation:" Executive Summary." National Research Council. 2003. Frontiers in High Energy Density Physics: The X-Games of Contemporary Science. Washington, DC: The National Academies Press.