the density of matter that would be required to halt the expansion of the universe
critical density in American English
the density of a substance measured when it is at its critical temperature and pressure
Examples of 'critical density' in a sentence
critical density
As a result, infections exceeding a critical density often survive otherwise effective treatments.
Jason Karslake, Jeff Maltas, Peter Brumm, Kevin B Wood 2016, 'Population Density Modulates Drug Inhibition and Gives Rise to Potential Bistabilityof Treatment Outcomes for Bacterial Infections.', PLoS Computational Biologyhttp://europepmc.org/articles/PMC5072716?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The bounds of the critical density regime were derived for both percolation models.
M.D. Nashid Anjum, Honggang Wang, Hua Fang 2019, 'Percolation analysis of large-scale wireless balloon networks', Digital Communications and Networkshttp://www.sciencedirect.com/science/article/pii/S2352864818300324. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
At a certain critical density a macroscopic cluster appears, which marks the percolation phase transition.
Rolf P. Scharenberg, Brijesh K. Srivastava, Andrew S. Hirsch, Carlos Pajares 2018, 'Hot Dense Matter: Deconfinement and Clustering of Color Sources in Nuclear Collisions',Universehttp://www.mdpi.com/2218-1997/4/9/96. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The target consists of a cone attached to a double-layer hollow channel with a near-critical-density inner layer.
Yanling Ji, Tao Duan, Weimin Zhou, Boyuan Li, Fengjuan Wu, Zhimeng Zhang, Bin Ye,Rong Wang, Chunrong Wu, Yongjian Tang 2018, 'Enhanced long-distance transport of periodic electron beams in an advanced doublelayer cone-channel target', AIP Advanceshttp://dx.doi.org/10.1063/1.5013089. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
To be specific, weather-specific fundamental diagrams are built by introducing weather factors to free flow speed, capacity, and critical density.
Yuwei Bie, Tony Z. Qiu, Can Zhang, Cunbao Zhang 2017, 'Introducing Weather Factor Modelling into Macro Traffic State Prediction', Journal of Advanced Transportationhttp://dx.doi.org/10.1155/2017/4879170. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)