Publications
Hidden-Sector Modifications to Gravitational Waves From Binary Inspirals
Stephon Alexander, Evan McDonough, Robert Sims (Brown U.), Nicolas Yunes (Montana State U., Bozeman). Aug 15, 2018. 18 pp.
e-Print: arXiv:1808.05286 [gr-qc] | PDF
The quantum cosmological constant
Stephon Alexander, Joao Magueijo, Lee Smolin (Brown U. & Imperial Coll., London & Perimeter Inst. Theor. Phys.). Jul 3, 2018. 15 pp.
e-Print: arXiv:1807.01381 [gr-qc] | PDF
Observable Chiral Gravitational Waves from Inflation in String Theory
Evan McDonough, Stephon Alexander (Brown U.). Jun 14, 2018. 12 pp.
e-Print: arXiv:1806.05684 [hep-th] | PDF
The Equivalence Principle and the Emergence of Flat Rotation Curves
Stephon Alexander (Brown U.), Lee Smolin (Perimeter Inst. Theor. Phys.). Apr 25, 2018. 10 pp.
e-Print: arXiv:1804.09573 [gr-qc] | PDF
Chiral Gravitational Waves and Baryon Superfluid Dark Matter
Stephon Alexander, Evan McDonough (Brown U.), David N. Spergel (Princeton U., Astrophys. Sci. Dept. & Flatiron Inst., New York). Jan 22, 2018. 11 pp.
Published in JCAP 1805 (2018) no.05, 003
DOI: 10.1088/1475-7516/2018/05/003
e-Print: arXiv:1801.07255 [hep-th] | PDF
Gravitational wave probes of parity violation in compact binary coalescences
Stephon H. Alexander (Brown U.), Nicolas Yunes (Montana State U.). Dec 5, 2017. 6 pp.
Published in Phys.Rev. D97 (2018) no.6, 064033
DOI: 10.1103/PhysRevD.97.064033
e-Print: arXiv:1712.01853 [gr-qc] | PDF
On the Classical and Quantum Stability of a Cosmic Ghost
Stephon Alexander (Brown U.), Sam Cormack (Dartmouth Coll.), David Lowe (Brown U.), Robert Sims (Dartmouth Coll.). Jul 10, 2017. 12 pp.
e-Print: arXiv:1707.02943 [gr-qc] | PDF
On a Relation of Vacuum Energy to the Hierarchy of Forces
Stephon Alexander (Brown U.), Laura Mersini-Houghton (UNC, Chapel Hill). May 30, 2017. 7 pp.
e-Print: arXiv:1705.10773 [gr-qc] | PDF
V-mode Polarization in Axion Inflation and Preheating
Stephon Alexander (Brown U.), Evan McDonough (McGill U.), Robert Sims (Brown U.). Apr 3, 2017. 15 pp.
Published in Phys.Rev. D96 (2017) no.6, 063506
DOI: 10.1103/PhysRevD.96.063506
e-Print: arXiv:1704.00838 [gr-qc] | PDF
Space-time convex functions and sectional curvature
Stephanie B. Alexander, William A. Karr. Feb 8, 2017. 11 pp.
e-Print: arXiv:1702.02652 [math.DG] | PDF
Detecting axions via induced electron spin precession
Stephon Alexander, Robert Sims (Brown U.). Feb 5, 2017. 5 pp.
Published in Phys.Rev. D98 (2018) no.1, 015011
DOI: 10.1103/PhysRevD.98.015011
e-Print: arXiv:1702.01459 [hep-ph] | PDF
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References | BibTeX | LaTeX(US) | LaTeX(EU) | Harvmac | EndNote
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ADS Abstract Service; Link to Article from SCOAP3; Link to Fulltext
13.Constraints on Vacuum Energy from Structure Formation and Nucleosynthesis
Fred C. Adams, Stephon Alexander, Evan Grohs, Laura Mersini-Houghton. Jan 14, 2017. 16 pp.
Published in JCAP 1703 (2017) no.03, 021
DOI: 10.1088/1475-7516/2017/03/021
e-Print: arXiv:1701.03949 [astro-ph.CO] | PDF
My Journey Into the Physics of David Finkelstein
Stephon Alexander. 2017. 9 pp.
Published in Int.J.Theor.Phys. 56 (2017) no.1, 88-96
DOI: 10.1007/s10773-016-3169-6
Dark matter and baryogenesis in the Fermi-bounce curvaton mechanism
Andrea Addazi (Gran Sasso & L'Aquila U.), Stephon Alexander (Brown U.), Yi-Fu Cai (Hefei, CUST), Antonino Marciano (Fudan U.). Dec 2, 2016. 14 pp.
Published in Chin.Phys. C42 (2018) no.6, 065101
DOI: 10.1088/1674-1137/42/6/065101
e-Print: arXiv:1612.00632 [gr-qc] | PDF
Dark Energy and Dark Matter in a Model of an Axion Coupled to a Non-Abelian Gauge Field
Stephon Alexander (Brown U.), Robert Brandenberger (McGill U. & Zurich, ETH), Juerg Froehlich (Zurich, ETH). Sep 22, 2016. 11 pp.
e-Print: arXiv:1609.06920 [hep-th] | PDF
Gravitationally bound BCS state as dark matter
Stephon Alexander (Brown U.), Sam Cormack (Dartmouth Coll.). Jul 28, 2016. 18 pp.
Published in JCAP 1704 (2017) no.04, 005
DOI: 10.1088/1475-7516/2017/04/005
e-Print: arXiv:1607.08621 [astro-ph.CO] | PDF
Chirality and Circular Polarization in Models of Inflation
Stephon Alexander (Brown U.), Sam Cormack, Robert Sims (Dartmouth Coll.). Jun 16, 2016. 16 pp.
e-Print: arXiv:1606.05357 [astro-ph.CO] | PDF
Inflationary Birefringence and Baryogenesis
Stephon H. S. Alexander (Brown U.). Apr 3, 2016. 7 pp.
Published in Int.J.Mod.Phys. D25 (2016) no.11, 1640013
DOI: 10.1142/S0218271816400137
e-Print: arXiv:1604.00703 [hep-th] | PDF
A Unified picture of Dark Matter and Dark Energy from Invisible QCD
Andrea Addazi (Gran Sasso & L'Aquila U.), Antonino Marciano (Fudan U.), Stephon Alexander (Brown U.). Mar 6, 2016. 9 pp.
e-Print: arXiv:1603.01853 [gr-qc] | PDF
Turning on gravity with the Higgs mechanism
Stephon Alexander (Brown U.), John D. Barrow (Cambridge U., DAMTP), João Magueijo (Imperial Coll., London). Feb 25, 2016. 7 pp.
Published in Class.Quant.Grav. 33 (2016) no.14, 14LT01
DOI: 10.1088/0264-9381/33/14/14LT01
e-Print: arXiv:1602.07993 [gr-qc] | PDF
Invisible QCD as Dark Energy
Stephon Alexander (Brown U.), Antonino Marcianò, Zhi Yang (Fudan U.). Feb 21, 2016. 5 pp.
e-Print: arXiv:1602.06557 [hep-th] | PDF
Inflation and the quantum measurement problem
Stephon Alexander (Brown U.), Dhrubo Jyoti (Dartmouth Coll.), Joao Magueijo (Imperial Coll., London). Feb 3, 2016. 5 pp.
Published in Phys.Rev. D94 (2016) no.4, 043502
DOI: 10.1103/PhysRevD.94.043502
e-Print: arXiv:1602.01216 [gr-qc] | PDF
Enhanced color gauge invariance and a new di-photon state at the LHC
Stephon Alexander (Brown U.), Lee Smolin (Perimeter Inst. Theor. Phys.). Jan 12, 2016. 14 pp.
e-Print: arXiv:1601.03091 [hep-ph] | PDF
Tracking Dark Energy from Axion-Gauge Field Couplings
Stephon Alexander (Brown U.), Robert Brandenberger (McGill U. & Zurich, ETH), Juerg Froehlich (Zurich, ETH). Jan 1, 2016. 9 pp.
e-Print: arXiv:1601.00057 [hep-th] | PDF
A Cyclic Universe Approach to Fine Tuning
Stephon Alexander, Sam Cormack, Marcelo Gleiser (Dartmouth Coll.). Jul 2, 2015. 4 pp.
Published in Phys.Lett. B757 (2016) 247-250
DOI: 10.1016/j.physletb.2016.03.082
e-Print: arXiv:1507.00727 [hep-th] | PDF
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References | BibTeX | LaTeX(US) | LaTeX(EU) | Harvmac | EndNote
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ADS Abstract Service; OSTI.gov Server; OSTI.gov Server; Link to Article from SCOAP3
Dynamics of Gauge Field Inflation
Stephon Alexander, Dhrubo Jyoti (Dartmouth Coll.), Arthur Kosowsky (Pittsburgh U.), Antonino Marciano (Fudan U.). Aug 18, 2014. 14 pp.
Published in JCAP 1505 (2015) 005
DOI: 10.1088/1475-7516/2015/05/005
e-Print: arXiv:1408.4118 [hep-th] | PDF
Fermi-bounce cosmology and the fermion curvaton mechanism
Stephon Alexander (Dartmouth Coll.), Yi-Fu Cai (McGill U.), Antonino Marciano (Fudan U.). Jun 5, 2014. 8 pp.
Published in Phys.Lett. B745 (2015) 97-104
DOI: 10.1016/j.physletb.2015.04.026
e-Print: arXiv:1406.1456 [gr-qc] | PDF
Gravitational-Wave Mediated Preheating
Stephon Alexander, Sam Cormack (Dartmouth Coll.), Antonino Marcianò (Fudan U.), Nicolás Yunes (Montana State U. & Santa Barbara, KITP). May 16, 2014. 5 pp.
Published in Phys.Lett. B743 (2015) 82-86
NSF-KITP-14-047
DOI: 10.1016/j.physletb.2015.02.018
e-Print: arXiv:1405.4288 [gr-qc] | PDF
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References | BibTeX | LaTeX(US) | LaTeX(EU) | Harvmac | EndNote
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ADS Abstract Service; AMS MathSciNet; Link to Article from SCOAP3
Fermi-bounce Cosmology and scale invariant power-spectrum
Stephon Alexander (Dartmouth Coll.), Cosimo Bambi, Antonino Marciano, Leonardo Modesto (Fudan U.). Feb 24, 2014. 7 pp.
Published in Phys.Rev. D90 (2014) no.12, 123510
DOI: 10.1103/PhysRevD.90.123510
e-Print: arXiv:1402.5880 [gr-qc] | PDF
The Sterile Neutrino Field and Late Time Acceleration
Stephon H. S. Alexander (Dartmouth Coll.). Jun 12, 2013. 5 pp.
e-Print: arXiv:1306.2964 [hep-ph] | PDF
Gravitational origin of the weak interaction’s chirality
Stephon Alexander, Antonino Marciano (Dartmouth Coll.), Lee Smolin (Perimeter Inst. Theor. Phys.). Dec 2012. 13 pp.
Published in Phys.Rev. D89 (2014) no.6, 065017
DOI: 10.1103/PhysRevD.89.065017
e-Print: arXiv:1212.5246 [hep-th] | PDF
Electric Time in Quantum Cosmology
Stephon Alexander (Dartmouth Coll.), Martin Bojowald (Penn State U.), Antonino Marciano (Dartmouth Coll.), David Simpson (Penn State U.). Dec 2012. 19 pp.
Published in Class.Quant.Grav. 30 (2013) 155024
DOI: 10.1088/0264-9381/30/15/155024
e-Print: arXiv:1212.2204 [gr-qc] | PDF
Horava-Lifshitz theory as a Fermionic Aether in Ashtekar gravity
Stephon Alexander (Dartmouth Coll.), Joao Magueijo (Imperial Coll., London), Antonino Marciano (Haverford Coll. & Princeton U.). Jun 2012.
Published in Phys.Rev. D86 (2012) 064025
DOI: 10.1103/PhysRevD.86.064025
e-Print: arXiv:1206.6296 [hep-th] | PDF
The Hidden Quantum Groups Symmetry of Super-renormalizable Gravity
Stephon Alexander (Haverford Coll. & Princeton U. & Penn State U.), Antonino Marciano (Haverford Coll. & Princeton U.), Leonardo Modesto (Perimeter Inst. Theor. Phys.). Feb 2012. 10 pp.
Published in Phys.Rev. D85 (2012) 124030
DOI: 10.1103/PhysRevD.85.124030
e-Print: arXiv:1202.1824 [hep-th] | PDF
Chern-Simons Inflation and Baryogenesis
Stephon Alexander (Haverford Coll. & Penn State U.), Antonino Marciano (Haverford Coll.), David Spergel (Princeton U.). Jul 2011. 7 pp.
Published in JCAP 1304 (2013) 046
DOI: 10.1088/1475-7516/2013/04/046
e-Print: arXiv:1107.0318 [hep-th] | PDF
Towards a Loop Quantum Gravity and Yang–Mills unification
Stephon Alexander (Haverford Coll. & Dartmouth Coll. & Princeton U. & Penn State U.), Antonino Marcianò (Haverford Coll. & Princeton U.), Ruggero Altair Tacchi (UC, Davis). May 2011. 4 pp.
Published in Phys.Lett. B716 (2012) 330-333
DOI: 10.1016/j.physletb.2012.07.034
e-Print: arXiv:1105.3480 [gr-qc] | PDF
Testing gravitational parity violation with coincident gravitational waves and short gamma-ray bursts
Nicolas Yunes (Princeton U. & Penn State U.), Richard O'Shaughnessy (Penn State U.), Benjamin J. Owen (Penn State U. & Hannover, Max Planck Inst. Grav.), Stephon Alexander (Penn State U. & Haverford Coll.). May 2010. 21 pp.
Published in Phys.Rev. D82 (2010) 064017
IGC-10-5-2
DOI: 10.1103/PhysRevD.82.064017
e-Print: arXiv:1005.3310 [gr-qc] | PDF
A Theory of Neutrino Oscillations and Late Time Acceleration
Stephon H.S. Alexander (Haverford Coll.). Nov 2009. 6 pp.
e-Print: arXiv:0911.5156 [hep-ph] | PDF
Chern-Simons Modified General Relativity
Stephon Alexander (Haverford Coll. & Penn State U.), Nicolas Yunes (Princeton U. & Penn State U.). Jul 2009. 104 pp.
Published in Phys.Rept. 480 (2009) 1-55
DOI: 10.1016/j.physrep.2009.07.002
e-Print: arXiv:0907.2562 [hep-th] | PDF
Cosmological Bardeen-Cooper-Schrieffer condensate as dark energy
Stephon Alexander (Haverford Coll.), Tirthabir Biswas, Gianluca Calcagni (Penn State U.). Jun 2009. 21 pp.
Published in Phys.Rev. D81 (2010) 043511, Erratum: Phys.Rev. D81 (2010) 069902
IGC-09-6-3
DOI: 10.1103/PhysRevD.81.043511, 10.1103/PhysRevD.81.069902
e-Print: arXiv:0906.5161 [astro-ph.CO] | PDF
Cyclic Inflation
Tirthabir Biswas (Penn State U.), Stephon Alexander (Penn State U. & Haverford Coll.). Dec 2008. 16 pp.
Published in Phys.Rev. D80 (2009) 043511
IGC-08-12-1
DOI: 10.1103/PhysRevD.80.043511
e-Print: arXiv:0812.3182 [hep-th] | PDF
Magnetic Fields from Heterotic Cosmic Strings
Rhiannon Gwyn (McGill U.), Stephon H. Alexander (Penn State U.), Robert H. Brandenberger, Keshav Dasgupta (McGill U.). Nov 2008. 19 pp.
Published in Phys.Rev. D79 (2009) 083502
DOI: 10.1103/PhysRevD.79.083502
e-Print: arXiv:0811.1993 [hep-th] | PDF
Generation of Circular Polarization of the Cosmic Microwave Background
Stephon Alexander (Haverford Coll.), Joseph Ochoa (Penn State U.), Arthur Kosowsky (Pittsburgh U.). Oct 2008. 14 pp.
Published in Phys.Rev. D79 (2009) 063524
DOI: 10.1103/PhysRevD.79.063524
e-Print: arXiv:0810.2355 [astro-ph] | PDF
The Cosmological BCS mechanism and the Big Bang Singularity
Stephon Alexander (Haverford Coll. & Penn State U.), Tirthabir Biswas (Penn State U.). Jul 2008. 11 pp.
Published in Phys.Rev. D80 (2009) 023501
IGC-08-7-3
DOI: 10.1103/PhysRevD.80.023501
e-Print: arXiv:0807.4468 [hep-th] | PDF
Quantum gravity as a Fermi liquid
Stephon H.S. Alexander (Penn State U. & Haverford Coll.), Gianluca Calcagni (Penn State U.). Jul 2008. 43 pp.
Published in Found.Phys. 38 (2008) 1148-1184
IGC-08-6-6
DOI: 10.1007/s10701-008-9257-6
e-Print: arXiv:0807.0225 [hep-th] | PDF
Superconducting loop quantum gravity and the cosmological constant
Stephon H.S. Alexander (Penn State U. & Haverford Coll.), Gianluca Calcagni (Penn State U.). Jun 2008. 5 pp.
Published in Phys.Lett. B672 (2009) 386-389
IGC-08-6-5
DOI: 10.1016/j.physletb.2009.01.046
e-Print: arXiv:0806.4382 [hep-th] | PDF
Chern-Simons Modified Gravity as a Torsion Theory and its Interaction with Fermions
Stephon Alexander, Nicolas Yunes (Penn State U.). Apr 2008. 12 pp.
Published in Phys.Rev. D77 (2008) 124040
IGC-08-4-1
DOI: 10.1103/PhysRevD.77.124040
e-Print: arXiv:0804.1797 [gr-qc] | PDF
A Gravitational-wave probe of effective quantum gravity
Stephon Alexander, Lee Samuel Finn, Nicolas Yunes (Penn State U.). Dec 2007. 14 pp.
Published in Phys.Rev. D78 (2008) 066005
IGC-07-12-2
DOI: 10.1103/PhysRevD.78.066005
e-Print: arXiv:0712.2542 [gr-qc] | PDF