Modified Equations of State for Dark Energy and Observational Limitations
Abstract
:1. Introduction
2. Observational Data
CC Data | Data | ||||||
---|---|---|---|---|---|---|---|
Refs | Refs | ||||||
0.070 | 69 | 19.6 | Zhang 14 | 0.240 | 79.69 | 2.992 | Gaztañaga 09 |
0.090 | 69 | 12 | Simon 05 | 0.30 | 81.7 | 6.22 | Oka 14 |
0.120 | 68.6 | 26.2 | Zhang 14 | 0.31 | 78.18 | 4.74 | Wang 17 |
0.170 | 83 | 8 | Simon 05 | 0.34 | 83.8 | 3.66 | Gaztañaga 09 |
0.1791 | 75 | 4 | Moresco 12 | 0.350 | 82.7 | 9.13 | ChuangW 13 |
0.1993 | 75 | 5 | Moresco 12 | 0.36 | 79.94 | 3.38 | Wang 17 |
0.200 | 72.9 | 29.6 | Zhang 14 | 0.38 | 81.5 | 1.9 | Alam 17 |
0.270 | 77 | 14 | Simon 05 | 0.400 | 82.04 | 2.03 | Wang 17 |
0.280 | 88.8 | 36.6 | Zhang 14 | 0.430 | 86.45 | 3.974 | Gaztañaga 09 |
0.3519 | 83 | 14 | Moresco 12 | 0.44 | 82.6 | 7.8 | Blake 12 |
0.3802 | 83 | 13.5 | Moresco 16 | 0.44 | 84.81 | 1.83 | Wang 17 |
0.400 | 95 | 17 | Simon 05 | 0.48 | 87.79 | 2.03 | Wang 17 |
0.4004 | 77 | 10.2 | Moresco 16 | 0.51 | 90.4 | 1.9 | Alam 17 |
0.4247 | 87.1 | 11.2 | Moresco 16 | 0.52 | 94.35 | 2.64 | Wang 17 |
0.445 | 92.8 | 12.9 | Moresco 16 | 0.56 | 93.34 | 2.3 | Wang 17 |
0.470 | 89 | 34 | Ratsimbazafy | 0.57 | 87.6 | 7.83 | Chuang 13 |
0.4783 | 80.9 | 9 | Moresco 16 | 0.57 | 96.8 | 3.4 | Anderson 14 |
0.48 | 97 | 62 | Stern 10 | 0.59 | 98.48 | 3.18 | Wang 17 |
0.5929 | 104 | 13 | Moresco 12 | 0.600 | 87.9 | 6.1 | Blake 12 |
0.6797 | 92 | 8 | Moresco 12 | 0.61 | 97.3 | 2.1 | Alam 17 |
0.75 | 98.8 | 33.6 | Borghi 21 | 0.64 | 98.82 | 2.98 | Wang 17 |
0.7812 | 105 | 12 | Moresco 12 | 0.730 | 97.3 | 7.0 | Blake 12 |
0.8754 | 125 | 17 | Moresco 12 | 0.8 | 106.9 | 4.9 | Zhu 18 |
0.880 | 90 | 40 | Stern 10 | 0.978 | 113.72 | 14.63 | Zhao 19 |
0.900 | 117 | 23 | Simon 05 | 1.0 | 120.7 | 7.3 | Zhu 18 |
1.037 | 154 | 20.17 | Moresco 12 | 1.230 | 131.44 | 12.42 | Zhao 19 |
1.300 | 168 | 17 | Simon 05 | 1.5 | 161.4 | 30.9 | Zhu 18 |
1.363 | 160 | 33.6 | Moresco 15 | 1.526 | 148.11 | 12.75 | Zhao 19 |
1.430 | 177 | 18 | Simon 05 | 1.944 | 172.63 | 14.79 | Zhao 19 |
1.530 | 140 | 14 | Simon 05 | 2.0 | 189.9 | 32.9 | Zhu 18 |
1.750 | 202 | 40 | Simon 05 | 2.2 | 232.5 | 54.6; | Zhu 18 |
1.965 | 186.5 | 50.4 | Moresco 15 | 2.300 | 224 | 8.57 | Buska 13 |
2.330 | 224 | 8.0 | Bautista 17 | ||||
2.340 | 222 | 8.515 | Delubac 15 | ||||
2.360 | 226 | 9.33 | Font-Ribera 14 | ||||
2.40 | 227.6 | 9.10 | Bourboux 17 |
3. Models
4. Results
5. Discussion
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Model | Data | ||||||
---|---|---|---|---|---|---|---|
CC | |||||||
CPL | CC | ||||||
CDM | CC | - | |||||
CDM | CC | - | |||||
all | |||||||
CPL | all | ||||||
CDM | all | - | |||||
CDM | all | - |
Model | Data | AIC | Flat Model | AIC | ||||
---|---|---|---|---|---|---|---|---|
CC | flat | |||||||
CPL | CC | flat CPL | ||||||
CDM | CC | flat wCDM | ||||||
CDM | CC | flat CDM | ||||||
all | flat | |||||||
CPL | all | flat CPL | ||||||
CDM | all | flat wCDM | ||||||
CDM | all | flat CDM |
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Sharov, G.S.; Myachin, V.E. Modified Equations of State for Dark Energy and Observational Limitations. Universe 2022, 8, 201. https://doi.org/10.3390/universe8040201
Sharov GS, Myachin VE. Modified Equations of State for Dark Energy and Observational Limitations. Universe. 2022; 8(4):201. https://doi.org/10.3390/universe8040201
Chicago/Turabian StyleSharov, German S., and Vasily E. Myachin. 2022. "Modified Equations of State for Dark Energy and Observational Limitations" Universe 8, no. 4: 201. https://doi.org/10.3390/universe8040201