Determination of the Hubble constant
Establishing accurate extragalactic distances has provided an immense challenge to astronomers since the 1920s. The situation has improved dramatically as better detectors have become available, and as several new, promising techniques have been developed. For the first time in the history of this d...
Wedi'i Gadw mewn:
| Cyhoeddwyd yn: | Proc Natl Acad Sci U S A |
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| Prif Awduron: | , |
| Fformat: | Artigo |
| Iaith: | Inglês |
| Cyhoeddwyd: |
National Academy of Sciences
1999
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| Pynciau: | |
| Mynediad Ar-lein: | https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC34242/ https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/10500124/ https://ncbi.nlm.nih.govhttps://doi.org/10.1073/pnas.96.20.11063 |
| Tagiau: |
Dim Tagiau, Byddwch y cyntaf i dagio'r cofnod hwn!
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