Photon sphere (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Photon sphere" in English language version.

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4harvard.edu

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2web.archive.org

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2semanticscholar.org

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1smithsonianmag.com

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1caltech.edu

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1nus.edu.sg

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arxiv.org

Cramer, Claes R. (1997). "Using the Uncharged Kerr Black Hole as a Gravitational Mirror". General Relativity and Gravitation. 29 (4): 445–454. arXiv:gr-qc/9510053. Bibcode:1997GReGr..29..445C. doi:10.1023/A:1018878515046. S2CID 9517046.

caltech.edu

tapir.caltech.edu

Hirata, Christopher M. (December 2011). "Lecture XXVII: Kerr black holes: II. Precession, circular orbits, and stability" (PDF). Caltech. Retrieved 5 March 2018.

doi.org

Cramer, Claes R. (1997). "Using the Uncharged Kerr Black Hole as a Gravitational Mirror". General Relativity and Gravitation. 29 (4): 445–454. arXiv:gr-qc/9510053. Bibcode:1997GReGr..29..445C. doi:10.1023/A:1018878515046. S2CID 9517046.
Nemiroff, Robert J.; Becker, Peter A.; Wood, Kent S. (April 1993). "Properties of ultracompact neutron stars". The Astrophysical Journal. 406: 590. Bibcode:1993ApJ...406..590N. doi:10.1086/172471. ISSN 0004-637X.
Teo, Edward (2003). "Spherical Photon Orbits Around a Kerr Black Hole" (PDF). General Relativity and Gravitation. 35 (11): 1909–1926. Bibcode:2003GReGr..35.1909T. doi:10.1023/A:1026286607562. ISSN 0001-7701. S2CID 117097507. Archived (PDF) from the original on 2020-06-03. Retrieved 2010-08-24.

harvard.edu

ui.adsabs.harvard.edu

Cramer, Claes R. (1997). "Using the Uncharged Kerr Black Hole as a Gravitational Mirror". General Relativity and Gravitation. 29 (4): 445–454. arXiv:gr-qc/9510053. Bibcode:1997GReGr..29..445C. doi:10.1023/A:1018878515046. S2CID 9517046.
Nemiroff, Robert J.; Becker, Peter A.; Wood, Kent S. (April 1993). "Properties of ultracompact neutron stars". The Astrophysical Journal. 406: 590. Bibcode:1993ApJ...406..590N. doi:10.1086/172471. ISSN 0004-637X.
Abramowicz, Marek (1990). "Centrifugal-force reversal near a Schwarzschild black hole". Monthly Notices of the Royal Astronomical Society. 245: 720. Bibcode:1990MNRAS.245..720A.
Teo, Edward (2003). "Spherical Photon Orbits Around a Kerr Black Hole" (PDF). General Relativity and Gravitation. 35 (11): 1909–1926. Bibcode:2003GReGr..35.1909T. doi:10.1023/A:1026286607562. ISSN 0001-7701. S2CID 117097507. Archived (PDF) from the original on 2020-06-03. Retrieved 2010-08-24.

nus.edu.sg

physics.nus.edu.sg

Teo, Edward (2003). "Spherical Photon Orbits Around a Kerr Black Hole" (PDF). General Relativity and Gravitation. 35 (11): 1909–1926. Bibcode:2003GReGr..35.1909T. doi:10.1023/A:1026286607562. ISSN 0001-7701. S2CID 117097507. Archived (PDF) from the original on 2020-06-03. Retrieved 2010-08-24.

quantamagazine.org

Levin, Janna (2019-04-10). "What the Sight of a Black Hole Means to a Black Hole Physicist". Quanta Magazine. Retrieved 2024-08-29. a region defined by the location closest to the black hole where a beam of light could orbit on a circle, known as the "last photon orbit."

semanticscholar.org

api.semanticscholar.org

Cramer, Claes R. (1997). "Using the Uncharged Kerr Black Hole as a Gravitational Mirror". General Relativity and Gravitation. 29 (4): 445–454. arXiv:gr-qc/9510053. Bibcode:1997GReGr..29..445C. doi:10.1023/A:1018878515046. S2CID 9517046.
Teo, Edward (2003). "Spherical Photon Orbits Around a Kerr Black Hole" (PDF). General Relativity and Gravitation. 35 (11): 1909–1926. Bibcode:2003GReGr..35.1909T. doi:10.1023/A:1026286607562. ISSN 0001-7701. S2CID 117097507. Archived (PDF) from the original on 2020-06-03. Retrieved 2010-08-24.

smithsonianmag.com

Bennett, Jay (April 10, 2019). "Astronomers Capture First-Ever Image of a Supermassive Black Hole". Smithsonian.com. Smithsonian Institution. Archived from the original on April 13, 2021. Retrieved April 15, 2019.

web.archive.org

Bennett, Jay (April 10, 2019). "Astronomers Capture First-Ever Image of a Supermassive Black Hole". Smithsonian.com. Smithsonian Institution. Archived from the original on April 13, 2021. Retrieved April 15, 2019.
Teo, Edward (2003). "Spherical Photon Orbits Around a Kerr Black Hole" (PDF). General Relativity and Gravitation. 35 (11): 1909–1926. Bibcode:2003GReGr..35.1909T. doi:10.1023/A:1026286607562. ISSN 0001-7701. S2CID 117097507. Archived (PDF) from the original on 2020-06-03. Retrieved 2010-08-24.

worldcat.org

search.worldcat.org

Nemiroff, Robert J.; Becker, Peter A.; Wood, Kent S. (April 1993). "Properties of ultracompact neutron stars". The Astrophysical Journal. 406: 590. Bibcode:1993ApJ...406..590N. doi:10.1086/172471. ISSN 0004-637X.
Teo, Edward (2003). "Spherical Photon Orbits Around a Kerr Black Hole" (PDF). General Relativity and Gravitation. 35 (11): 1909–1926. Bibcode:2003GReGr..35.1909T. doi:10.1023/A:1026286607562. ISSN 0001-7701. S2CID 117097507. Archived (PDF) from the original on 2020-06-03. Retrieved 2010-08-24.