cosmology - In the B mode power spectrum, what is the relationship
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One of the key datasets of the recent BICEP2 results is the B mode power spectrum shown below. The existence of these B modes implies the existence of gravitational waves prior to inflation. My
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Physical cosmology - Wikipedia
![](https://content.cld.iop.org/journals/0004-637X/897/1/55/revision1/apjab8f24f5_lr.jpg)
A Measurement of the Degree-scale CMB B-mode Angular Power
![](http://galaxies-cosmology-2015.wdfiles.com/local--files/power-spectra-correlation-functions/A15_TT.png)
Power Spectra & Correlation Functions - Galaxies & Cosmology 2015
![](https://universe-review.ca/I02-20-Cosmic.png)
Power Spectrum
![](https://cds.cern.ch/record/2636310/files/I-FGs.png)
Planck 2018 results. I. Overview and the cosmological legacy of
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Power Spectrum
![](https://www.researchgate.net/publication/1804485/figure/fig4/AS:667035650498573@1536045100456/Left-panel-The-angular-power-spectrum-of-the-CMB-E-and-B-mode-signal-at-150-GHz-solid.jpg)
Left panel: The angular power spectrum of the CMB E and B-mode
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Universe, Free Full-Text
![](http://spud.spa.umn.edu/~pryke/teaching/natsci102/spring-2005/cmbmaplab/uni-28-16.jpg)
Power Spectra & Correlation Functions - Galaxies & Cosmology 2015
![](https://www.researchgate.net/publication/279420332/figure/fig3/AS:670018496888849@1536756266962/E-and-B-mode-power-spectra-for-a-tensor-to-scalar-ratio-saturating-current-bounds-r.png)
E-and B-mode power spectra for a tensor-to-scalar ratio saturating