Publications
Peer Reviewed
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Steffen, J.H., ``Kepler's missing planets'', MNRAS, Submitted, (2013) arXiv:1301.2394
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Steffen, J.H., et al., ``Transit Timing Observations from Kepler: VII. Confirmation of 27 planets in 13 multiplanet systems via Transit Timing Variations and orbital stability'', MNRAS, in press, (2012) arXiv:1208.3499
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Steffen, J.H., et al., ``Transit Timing Observations from Kepler: VI. Potentially interesting
candidate systems from Fourier-based statistical tests'', ApJ, 756, 186, (2012) arXiv:1201.1873
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Ford, E.B., et al., ``Transit Timing Observations from Kepler: V. Transit Timing Variation Candidates in the First Seventeen Months from Polynomial Models'', ApJ, 756, 185, (2012) arXiv:1201.1892
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Carter, J.A., Agol, E., et al., ``Kepler-36: A Pair of Planets with Neighboring Orbits and Dissimilar Densities'', Science, 337, 556, (2012) arXiv:1206.4718
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Upadhye, A., Steffen, J.H., and Chou, A.S., ``Designing dark energy afterglow experiments'', PRD, 86, 035006, (2012) arXiv:1204.5476
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Howard, A.W., et al., ``Planet Occurrence within 0.25 AU of Solar-type Stars from Kepler'', ApJS, 201, 15, (2012) arXiv:1103.2541
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Steffen, J.H., Upadhye, A., Baumbaugh, A., Chou, A.S., and Tomlin, R., ``Anomalous afterglow seen in a chameleon afterglow search'', PRD, 86, 012003, (2012) arXiv:1204.5476
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Steffen, J.H., et al., "Kepler constraints on planets near hot Jupiters", PNAS, 109, 7982, (2012) arXiv:1205.2309
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Fabrycky, D.C., et al., "Architecture of Kepler's Multi-transiting Systems: II. New investigations with twice as many candidates", ApJ, Submitted, (2012) arXiv:1202.6328
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Batalha, N.M., et al., "Planetary Candidates Observed by Kepler, III: Analysis of the First 16 Months of Data", ApJ, Submitted, (2012) arXiv:1202.5852
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Borucki, W.J., et al., "Kepler-22b: A 2.4 Earth-radius Planet in the Habitable Zone of a Sun-like Star", ApJ, 745, 120, (2012), arXiv:1112.1640
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Welsh, W.W. et al., "Transiting circumbinary planets Kepler-34 b and Kepler-35 b", Nature, 481, 475 (2012)
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Fabrycky, D.C., Ford, E.B., Steffen, J.H., et al., "Transit Timing Observations from Kepler: IV. Confirmation of 4 Multiple Planet Systems by Simple Physical Models", ApJ, In Press, (2012) arXiv:1201.5415
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Steffen, J.H., Fabrycky, D.C., Ford, E.B., et al., "Transit Timing Observations from Kepler: III. Confirmation of 4 Multiple Planet Systems by a Fourier-Domain Study of Anti-correlated Transit Timing Variations", MNRAS, In Press, (2012) arXiv:1201.5412
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Ford, E.B., Fabrycky, D.C., Steffen, J.H., et al., "Transit Timing Observations from Kepler: II. Confirmation of Two Multiplanet Systems via a Non-parametric Correlation Analysis", ApJ, In Press, (2012) arXiv:1201.5409
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Ballard, S., et al., "The Kepler-19 System: A Transiting 2.2 R_Earth Planet and a Second Planet Detected via Transit Timing Variations", ApJ, 743, 200 (2011) arXiv:1109.1561
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Lissauer, J.J., et al, "Architecture and Dynamics of Kepler's Candidate Multiple Transiting Planet Systems", ApJS, 197, 8 (2011) arXiv:1102.0543
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Cochran, W.D., et al., "Kepler 18-b, c, and d: A System Of Three Planets Confirmed by Transit Timing Variations, Lightcurve Validation, Spitzer Photometry and Radial Velocity Measurements", ApJS, 197, 7 (2011) arXiv:1110.0820
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Ford, E.B., et al, "Transit Timing Observations from Kepler: I. Statistical Analysis of the First Four Months", ApJS, 197, 2 (2011) arXiv:1102.0544
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Steffen, J.H., et al "The architecture of the hierarchical triple star KOI 928 from eclipse timing variations seen in Kepler photometry", MNRAS Letters, 417, L31, arXiv:1106.4530
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Doyle, L., et al., "Kepler 16: A Transiting Circumbinary Planet", Science, 16, 333, 6049 (2011) arXiv:1109.3432
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Steffen, J.H. and Hotchkiss, J., "Experimental test of airplane boarding methods", Jour. Air. Trans. Mgmt., 18, 64 (2011) arXiv:1108.5211
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Borucki, W.J., et al, "Characteristics of Kepler Planetary Candidates Based on the First Data Set", ApJ, 736, 19 (2012) arXiv:1102.0541
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Latham, D.W., et al "A First Comparison of Kepler Planet Candidates in Single and Multiple Systems", ApJ Letters, 732, 24 (2011), arXiv:1103.3896
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Hooper, D. & Steffen, J.H. "Dark Matter And The Habitability of Planets", JCAP, 07, 046, (2012) arXiv:1103.5086
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Batalha, N.M., et al "Kepler's first rocky planet: Kepler-10b", ApJ, 729, 27 (2011), arXiv:1102.0605
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Carter, J.A., et al "KOI-126: A triply-eclipsing hierarchical triple with two low-mass stars", Science, 331, 562 (2011), arXiv:1102.0562
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Lissauer, J.J., et al, "A closely packed system of low-mass, low-density planets transiting Kepler-11", Nature (Cover Story), 470, 53 (2011), arXiv:1102.0291
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Borucki, W.J., et al, "Characteristics of Kepler Planetary Candidates Based on the First Data Set", ApJ, 728, 117 (2010), arXiv:1006.2799
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Torres, G., et al, "Modeling Kepler transit light curves as false positives: Rejection of blend scenarios for Kepler-9, and validation of Kepler-9d, a super-Earth-size planet in a multiple system", ApJ, 727, 24 (2010), arXiv:1008.4393
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Steffen, J.H., Baumbaugh, A., Chou, A.S., Mazur, P.O., Tomlin, R., Upadhye, A., Weltman, A., Wester, W., "Laboratory constraints on chameleon dark energy and power-law fields", PRL, 105, 261803 (2010), arXiv:1010.0988
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Steffen, J.H., et al, "Five Kepler target stars that show multiple transiting exoplanet candidates", ApJ, 725, 7226 (2010), arXiv:1006.2763
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Holman, M., et. al, "Kepler-9: A system of Multiple Planets Transiting a Sun-like Star, Confirmed by Timing Variations", Science (Cover Story), 330, 6000, (2010)
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Agol, E., Cowan, N. B., Knutson, H. A., Deming, D., Steffen, J. H., Henry, G. W., Charbonneau, D., "The climate of HD 189733b from fourteen transits and eclipses measured by Spitzer", ApJ, 721, 1861, arXiv:1007.4378 (2010)
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Borucki, W.J., et. al, "Kepler Planet Detection Mission: Introduction and First Results", Science, Vol. 327. no. 5968, pp. 977 - 980 (2010)
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Gilliland, R., et. al, "Kepler Asteroseismology Program: Introduction and First Results", Publications of the Astronomical Society of the Pacific, 122, 131 (2010)
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Upadhye, A., Steffen, J.H., & Weltman, A., "Constraining chameleon field theories using the GammeV afterglow experiment", Physical Review D, 81, 015013 (2010), arXiv:0911.3906.
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Steffen, J.H., Moore, M.W., & Boynton, P.E., "Optimal Estimation of Several Linear Parameters in the Presence of Lorentzian Thermal Noise", Classical and Quantum Gravity, 26, 185009, (2009). arXiv:0805.0027
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Steffen, J.H. & Upadhye, A., "The GammeV Suite of Experimental Searches for Axion-like Particles", invited review, Modern Physics Letters A, Vol. 24, No. 26, pp. 2053-2068 (2009). arXiv:0908.1529
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Chou, A.S., Wester, W., Baumbaugh, A., Gustafson, H.R., Irizarry-Valle, Y., Mazur, P.O., Steffen, J.H., Tomlin, R., Upadhye, A., Weltman, A., Yang, X., & Yoo, J., "Search for chameleon particles using a photon regeneration technique", Physical Review Letters, 102, 030402, (2009). arXiv:0806.2438
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Steffen, J.H., "A statistical mechanics model for free-for-all airplane passenger boarding", American Journal of Physics, Vol. 76, No. 12, pp. 1114-1119, (2008). arXiv:0803.3199
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Steffen, J.H. & Valenzuela, O., "Constraints on the angular distribution of satellite galaxies about spiral hosts", Monthly Notices of the Royal Astronomical Society, Volume 387, p. 1199 (2008). arXiv:0712.2363
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Steffen, J.H., "Optimal boarding method for airline passengers", Journal of Air Transport Management, Volume 14, Issue 3, pp. 146-150, (2008). arXiv:0802.0733
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Chou, A.S., Wester, W., Baumbaugh, A., Gustafson, H.R., Irizarry-Valle, Y., Mazur, P.O., Steffen, J.H., Tomlin, R., Yang, X., Yoo, J., "Search for axion-like particles using a variable baseline photon regeneration technique", Physical Review Letters, 100, 080402, (2008). arXiv:0710.3783
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Agol, E. & Steffen, J.H., "A limit on the presence of Earth-mass planets around a Sun-like star", Monthly Notices of the Royal Astronomical Society, Volume 374, p. 941 (2007). arXiv:astro-ph/0610159
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Steffen, J.H. & Agol, E., "An analysis of the transit times of TrES-1b", Monthly Notices of the Royal Astronomical Society Letters, Volume 364, Issue 1, p. 96, (2005). arXiv:astro-ph/0509656
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Moore, M.W., Steffen, J.H., & Boynton, P.E., "Optimal determination of the equilibrium displacement of a damped harmonic oscillator in the presence of thermal noise", Review of Scientific Instruments, Volume 76, p. 085106 (2005). arXiv:physics/0412102
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Agol, E., Steffen, J., Sari, R., & Clarkson, W., "On detecting terrestrial planets with the timing of giant planet transits", Monthly Notices of the Royal Astronomical Society, Volume 359, Issue 2, pp. 567-579 (2005). arXiv:astro-ph/0412032
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Steffen, J.H., "Exploring 5th force interactions with 18th century technology", International Journal of Modern Physics D, Volume 13, Issue 10, pp. 2249-2254 (2004). arXiv:gr-qc/0503081
Conference Proceedings and Other
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Hewett, J.L., et al., ``Fundamental Physics at the Intensity Frontier'', Proceedings of the 2011 workshop on Fundamental Physics at the Intensity Frontier, (2011), arXiv:1205.2671.
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Steffen, J.H., for the GammeV--CHASE collaboration, "The CHASE laboratory search for chameleon dark energy", Proceedings of identification of dark matter (IDM) 2010, Proceedings of Science, (2010) arXiv:1011.3802v2
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Steffen, J.H., for the GammeV--CHASE collaboration, "The CHASE laboratory search for chameleon dark energy", Proceedings of the international conference for high energy physics (ICHEP) 2010, Proceedings of Science, (2010) arXiv:1011.3802v1
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Steffen, J.H., for the GammeV collaboration, "Constraints on Chameleons and Axion-like Particles from the GammeV Experiment", Proceedings of identification of dark matter 2008, Proceedings of Science, (2008). arXiv:0810.5070
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Agol, E., Cowan, N.B., Bushong, J., Knutson, H., Charbonneau, D., Deming, D., & Steffen, J.H., "Transits and secondary eclipses of HD 189733 with Spitzer", Proceedings of IAU Symposium No. 253 "Transiting Planets", (2008). arXiv:0807.2434
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Steffen, J.H., Gaudi, B.S., Ford, E.B., Agol, E., & Holman, M.J., "Detecting and Characterizing Planetary Systems with Transit Timing", White paper submitted to the Exoplanet Task Force, (2007). arXiv:0704.0632
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Steffen, J.H. & Agol, E., "Developments in Planet Detection using Transit Timing Variations", ASP Conference Series, "Transiting Extrasolar Planets Workshop" MPIA Heidelberg Germany, Eds: Cristina Afonso, David Weldrake & Thomas Henning, ASPC, Volume 366, p. 158, (2007). arXiv:astro-ph/0612442
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Boynton, P.E., Bonicalzi, R.M., Kalet, A.M., Kleczewski, A.M., Lingwood, J.K., McKenney, K.J., Moore, M.W., Steffen, J.H., Berg, E.C., Cross, W.D., Newman, R.D., & Gephart, R.E., "Gravitation Physics at BGPL", Proceedings of the Francesco Melchiorri Memorial Conference, New Astronomy Reviews, Volume 51, p. 334, (2007). arXiv:gr-qc/0609095
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Steffen, J.H., Ph.D. Dissertation, "Detecting new planets in transiting systems", (2006). arXiv:astro-ph/0609492
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Berg, E.C., Cross, W.D., Newman, R.D., Boynton, P.E., Moore, M.W., & Steffen, J.H., "Planned tests of the equivalence principle with a cryogenic torsion pendulum", Contribution to Testing The Equivalence Principle on Ground and in Space, Ed. Lammerzahl, C., Everitt, C.W.F., & Ruffini, R., (Springer-Verlag: London), (2005).
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Steffen, J.H., "Symmetry in a perturbed optical system", (2005). arXiv:physics/0503129
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Berg, E.C., Bantel, M.K., Cross, W.D., Inoue, T, Newman, R.D., Steffen, J.H., Moore, M.W., & Boynton, P.E., "Laboratory tests of gravitational physics using a cryogenic torsion pendulum", Proceedings of 10th Marcel Grossman Meeting, Ed. Ruffini, R., et al. (World Scientific: Singapore), (2005). arXiv:gr-qc/0403021
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