in the Eberly College of Science

AMO

Quantum degenerate gases, laser-cooled atomic clocks, optical lattices, etc.

Biological Physics

Interactions across scales from intracellular signalling to ecosystems.

Condensed Matter

Quantum coherent ground states, spintronics, magnetism, materials physics, and nanoscience.

Gravitational Physics

Quantum gravity and general relativity.

Particle Astrophysics

Ultrahigh energy cosmic-rays, cosmological neutrinos, cosmic antimatter, etc.
In the past  years
M. Bojowald, "Consistent Loop Quantum Cosmology," Class. Quantum Gravity 26, 075020 (2009) Abstract/Comments
A. V. Ashtekar, A. D. Henderson and D. Sloan, "Hamiltonian general relativity and the Belinskii-Khalatnikov-Lifshitz conjecture," Class. Quantum Gravity 26, 052001 (2009)
M. Bojowald and J. D. Reyes, "Dilaton gravity, Poisson sigma models and loop quantum gravity," Class. Quantum Gravity 26, 035018 (2009) Abstract/Comments
A. V. Ashtekar, "Loop quantum cosmology: an overview," Gen. Relativ. Gravit. 41, 707 – 741 (2009)
A. V. Ashtekar, "Some surprising implications of background independence in canonical quantum gravity," Gen. Relativ. Gravit. 41, 1927 – 1943 (2009)
N. Yunes and L. S. Finn, "Constraining effective quantum gravity with LISA," to appear in J. Phys. Conf. Ser 154, (2009) Abstract/Comments
M. Bojowald, J. D. Reyes and R. Tibrewala, "Nonmarginal Lemaitre-Tolman-Bondi-like models with inverse triad corrections from loop quantum gravity," Phys. Rev. D 80, 084002 (2009) Abstract/Comments
L. S. Finn, B. J. Owen, K. A. Thorne, S. Desai, A. L. Stuver and T. Z. Summerscales (for the LIGO Scientific Collaboration), "Einstein@Home search for periodic gravitational waves in LIGO S4 data," Phys. Rev. D 79, 22001 (2009) Abstract/Comments
J. Abraham, et al. (Auger Collaboration), "Limit on the diffuse flux of ultrahigh energy tau neutrinos with the surface detector of the Pierre Auger Observatory," Phys. Rev. D 79, 102001 (2009) Abstract/Comments
A. V. Ashtekar, J. Lewandowski and W. Kaminski, "Quantum field theory on a cosmological, quantum space-time," Phys. Rev. D 79, 064030 (2009)
L. S. Finn, S. Larson and J. D. Romano, "Detecting a stochastic gravitational-wave background: The overlap reduction function," Phys. Rev. D 79, 062003 (2009) Abstract/Comments
M. Bojowald, G. M. Hossain, M. Kagan and S. Shankaranarayanan, "Gauge invariant cosmological perturbation equations with corrections from loop quantum gravity," Phys. Rev. D 79, 043505 (2009) Abstract/Comments
L. S. Finn, "Response of interferometric gravitational wave detectors," Phys. Rev. D 79, 022002 (2009) Abstract/Comments
A. V. Ashtekar and E. Wilson-Ewing, "Loop quantum cosmology of Bianchi type I models," to appear in Phys. Rev. D 79, (2009)
A. V. Ashtekar, "Semiclassical states for constrained systems," Phys. Rev. D 72, 025008 (2009)
M. Bojowald, B. Sandhoefer, A. Skirzewski and A. Tsobanjan, "Effective constraints for quantum systems," Rev. Math. Phys. 21, 111 – 154 (2009) Abstract/Comments
M. Bojowald and A. Skirzewski, "Effective Theory for the Cosmological Generation of Structure," Adv. Sci. Lett. 1, 92 – 98 (2008) Abstract/Comments
S. Coutu, et al. (Auger Collaboration), "Upper Limit on the Cosmic-Ray Photon Flux above 10 (19) eV Using the Surface Detector of the Pierre Auger Observatory," Astropart. Phys. 29, 243 – 256 (2008) Abstract/Comments
J. Abraham, et al. (Auger Collaboration), "Correlation of the highest-energy cosmic rays with the positions of nearby active galactic nuclei," Astropart. Phys. 29, 188 – 204 (2008) Abstract/Comments
L. S. Finn and T. Z. Summerscales, "Maximum Entropy for Gravitational Wave Data Analysis: Inferring the Physical Parameters of Core-Collapse Supernovae," Astrophys. J. 678, 1142 – 1157 (2008) Abstract/Comments
A. V. Ashtekar and D. Sloan, "Action and Hamiltonians in higher-dimensional general relativity: first-order framework," Class. Quantum Gravity 25, 225025 (2008)
M. Bojowald and R. Das, "Fermions in loop quantum cosmology and the role of parity," Class. Quantum Gravity 25, 195006 (2008) Abstract/Comments
M. Bojowald and R. Das, "Fermions in loop quantum cosmology and the role of parity," Class. Quantum Gravity 25, 195006 (2008) Abstract/Comments
M. Bojowald, "Quantum aspects of cosmology," Class. Quantum Gravity 25, 114025 (2008) Abstract/Comments
A. V. Ashtekar, J. Engle and D. Sloan, "Asymptotics and Hamiltonians in a first-order formalism," Class. Quantum Gravity 25, 095020 (2008)
M. Bojowald, "Quantum nature of cosmological bounces," Gen. Relativ. Gravit. 40, 2659 – 2683 (2008) Abstract/Comments
S. H. S. Alexander, L. S. Finn and N. Yunes, "Gravitational-wave probe of effective quantum gravity," Phys. Rev. D 78, 066005 (2008) Abstract/Comments
M. Bojowald, T. Harada and R. Tibrewala, "Lemaitre-Tolman-Bondi collapse from the perspective of loop quantum gravity," Phys. Rev. D 78, 064057 (2008) Abstract/Comments
A. V. Ashtekar and E. Wilson-Ewing, "Covariant entropy bound and loop quantum cosmology," Phys. Rev. D 78, 064047 (2008)
M. Bojowald and R. Das, "Canonical gravity with fermions," Phys. Rev. D 78, 064009 (2008) Abstract/Comments
M. Bojowald, G. M. Hossain, M. Kagan and S. Shankaranarayanan, "Anomaly freedom in perturbative loop quantum gravity," Phys. Rev. D 78, 063547 (2008) Abstract/Comments
M. Bojowald and R. Tavakol, "Recollapsing quantum cosmologies and the question of entropy," Phys. Rev. D 78, 023515 (2008) Abstract/Comments
M. Bojowald, R. Das and R. J. Scherrer, "Dirac fields in loop quantum gravity and big bang nucleosynthesis," Phys. Rev. D 77, 084003 (2008) Abstract/Comments
A. V. Ashtekar, A. Corichi and P. Singh, "Robustness of key features of loop quantum cosmology," Phys. Rev. D 77, 024046 (2008)
M. Bojowald and G. M. Hossain, "Loop quantum gravity corrections to gravitational wave dispersion," Phys. Rev. D 77, 023508 (2008) Abstract/Comments
M. Bojowald, "Comment on ``Quantum bounce and cosmic recall''," Phys. Rev. Lett. 101, 209001 (2008) Abstract/Comments
J. Abraham, et al. (Auger Collaboration), "Evidence for suppression of the flux of the cosmic rays above 4x10(19) eV," Phys. Rev. Lett. 101, 1 – 7 (2008)
M. Bojowald, "How Quantum is the Big Bang?," Phys. Rev. Lett. 100, 221301 (2008) Abstract/Comments
A. V. Ashtekar, V. M. Taveras and M. Varadarajan, "Information is not lost in the evaporation of 2D black holes," Phys. Rev. Lett. 100, 211302 (2008)
J. Abraham, et al. (Auger Collaboration), "Upper Limit on the Diffuse Flux of Ultrahigh Energy Tau Neutrinos from the Pierre Auger Observatory," Phys. Rev. Lett. 100, 1 – 7 (2008) Abstract/Comments
M. Bojowald, "Loop Quantum Gravity and Effective Theory," PoS QG-Ph, 10 (2008) Abstract/Comments
M. Bojowald, "Harmonic cosmology: How much can we know about a universe before the big bang?," Proc. R. S. London A464, 2135 – 2150 (2008) Abstract/Comments
J. Abraham, et al. (Auger Collaboration), "Anisotropy Studies around the Galactic Centre at EeV Energies with the Auger Observatory," Astropart. Phys. 27, 244 – 253 (2007) Abstract/Comments
J. Abraham, et al. (Auger Collaboration), "An Upper Limit to the Photon Fraction in Cosmic Rays above 10 (19) eV from the Pierre Auger Observatory," Astropart. Phys. 27, 155 – 168 (2007) Abstract/Comments
F. Herrmann, I. Hinder, D. Shoemaker, P. Laguna and R. A. Matzner, "Gravitational Recoil from Spinning Binary Black Hole Mergers," Astrophys. J. 661, 430 – 436 (2007)
F. Herrmann, D. Shoemaker, P. Laguna and I. Hinder, "Unequal-Mass Binary Black Hole Plunges and Gravitational Recoil," Class. Quantum Gravity 24, S33 – S42 (2007)
A. V. Ashtekar, T. Pawlowski and C. F. Van Den Broeck, "Mechanics of higher dimensional black holes in asymptotically anti-de Sitter spacetimes," Class. Quantum Gravity 24, 625 – 644 (2007)
M. Bojowald and G. M. Hossain, "Cosmological vector modes and quantum gravity effects," Class. Quantum Gravity 24, 4801 – 4816 (2007) Abstract/Comments
M. Bojowald, "What happened before the big bang?," Nature Phys. 3, 523 – 525 (2007) Abstract/Comments
A. V. Ashtekar, "An introduction to loop quantum gravity through cosmology," Nuovo Cimento 122, 135 – 155 (2007)
M. Bojowald, "Large scale effective theory for cosmological bounces," Phys. Rev. D Rapid Comm. 75, 081301 (2007) Abstract/Comments
B. Vaishnav, I. Hinder, F. Herrmann and D. Shoemaker, "Matched Filtering of Numerical Relativity Templates of Spinning Binary Black Holes," Phys. Rev. D 76, 084020 (2007) Abstract/Comments
M. Bojowald, G. Khanna and D. Cartin, "Lattice refining loop quantum cosmology, anisotropic models, and stability," Phys. Rev. D 76, 064018 (2007) Abstract/Comments
M. Bojowald, H. H. Hernandez and A. Skirzewski, "Effective equations for isotropic quantum cosmology including matter," Phys. Rev. D 76, 063511 (2007) Abstract/Comments
M. Bojowald and R. Das, "The radiation equation of state and loop quantum gravity corrections," Phys. Rev. D 75, 123521 (2007) Abstract/Comments
M. Bojowald, "Dynamical coherent states and physical solutions of quantum cosmological bounces," Phys. Rev. D 75, 123512 (2007) Abstract/Comments
M. Bojowald, H. H. Hernandez, M. Kagan and A. Skirzewski, "Effective constraints of loop quantum gravity," Phys. Rev. D 75, 064022 (2007) Abstract/Comments
A. V. Ashtekar, T. Pawlowski, P. Singh and K. Vandersloot, "Loop quantum cosmology of k=1 FRW models," Phys. Rev. D 75, 024035 (2007)
M. Bojowald, H. H. Hernandez, M. Kagan, P. Singh and A. Skirzewski, "Formation and Evolution of Structure in Loop Cosmology," Phys. Rev. Lett. 98, 031301 (2007) Abstract/Comments
A. V. Ashtekar, "Black hole dynamics in general relativity," Pramana- J. Phys. 69, 77 – 92 (2007)
J. Abraham, et al. (Auger Collaboration), "Correlation of the highest-energy cosmic rays with nearby extragalactic objects," Science 318, 938 – 943 (2007) Abstract/Comments
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Gravitational Physics