Masses of Compact (Neutron) Stars with Distinguished Cores
Abstract
:1. Introduction
2. One-Component Static Cool Compact Stars: TOV Equations
2.1. Scaling of TOV Equations and Compact/Neutron Star Masses and Radii
PSR | [km] | |
1.4 | [12], [13], [15] | |
J0030+0451 | [16] | |
[14], [17] | ||
J1614–2230 | [78] | |
J0348+0432 | [79] | |
J0740+6620 | [15] | |
[80] | [13], [12] | |
0952-0607 | [81] |
2.2. Solving TOV Equations
3. Small-Core Approximation and Beyond
3.1. One-Component Core
3.2. Multi-Component Cores
4. Core-Corona Decomposition with NY DD-EM2 EoS
4.1. Trace Anomaly
4.2. Distinguished Cores with NY Envelope
4.3. Example of Radial Pressure and Mass Profiles
5. Summary
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
Appendix A. Emergence of Hadron Masses
Appendix A.1. Three Pillars of EHM
Appendix A.1.1. Running Quark Mass
Appendix A.1.2. Running Gluon Mass
Appendix A.1.3. Process-Independent Effective Charge
Appendix A.2. Hadrons in Vacuum
Appendix A.3. Hadrons in Cold Dense Medium
Appendix A.4. Supplementary Remarks
Appendix B. Holographic Approach to the EoS
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0.1 | 0.2 | 0.3 | ||
---|---|---|---|---|
1 | 0.64 | 0.67 | 0.70 | |
1/3 | 0.49 | 0.51 | 0.53 | |
1/6 | 0.37 | 0.38 | 0.40 |
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Zöllner, R.; Ding, M.; Kämpfer, B. Masses of Compact (Neutron) Stars with Distinguished Cores. Particles 2023, 6, 217-238. https://doi.org/10.3390/particles6010012
Zöllner R, Ding M, Kämpfer B. Masses of Compact (Neutron) Stars with Distinguished Cores. Particles. 2023; 6(1):217-238. https://doi.org/10.3390/particles6010012
Chicago/Turabian StyleZöllner, Rico, Minghui Ding, and Burkhard Kämpfer. 2023. "Masses of Compact (Neutron) Stars with Distinguished Cores" Particles 6, no. 1: 217-238. https://doi.org/10.3390/particles6010012