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Alex J. Dragt - Publications

Affiliations: 
University of Maryland, College Park, College Park, MD 
Area:
Nonlinear Dynamics, Accelerator Physics, Quantum Computing
Website:
http://jqi.umd.edu/people/alex-dragt
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31 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2011 Przybysz AJ, Kwon H, Budoyo R, Cooper BK, Crowe E, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Identifying sources of decoherence in a dc SQUID phase qubit with a sub-μm junction and interdigitated capacitor Ieee Transactions On Applied Superconductivity. 21: 867-870. DOI: 10.1109/Tasc.2010.2100017  0.38
2008 Dutta SK, Strauch FW, Lewis RM, Mitra K, Paik H, Palomaki TA, Tiesinga E, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Multilevel effects in the Rabi oscillations of a Josephson phase qubit Physical Review B - Condensed Matter and Materials Physics. 78. DOI: 10.1103/Physrevb.78.104510  0.674
2008 Paik H, Dutta SK, Lewis RM, Palomaki TA, Cooper BK, Ramos RC, Xu H, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Decoherence in dc SQUID phase qubits Physical Review B - Condensed Matter and Materials Physics. 77. DOI: 10.1103/Physrevb.77.214510  0.352
2007 Palomaki TA, Dutta SK, Lewis RM, Paik H, Mitra K, Cooper BK, Przybysz AJ, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Pulse current measurements and rabi oscillations in a dc SQUID phase qubit Ieee Transactions On Applied Superconductivity. 17: 162-165. DOI: 10.1109/Tasc.2007.898561  0.308
2007 Strauch FW, Dutta SK, Paik H, Palomaki TA, Mitra K, Cooper BK, Lewis RM, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Strong-field effects in the Rabi oscillations of the superconducting phase qubit Ieee Transactions On Applied Superconductivity. 17: 105-108. DOI: 10.1109/Tasc.2007.898247  0.702
2007 Paik H, Cooper BK, Dutta SK, Lewis RM, Ramos RC, Palomaki TA, Przybysz AJ, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Measurements of decoherence in three dc SQUID phase qubits Ieee Transactions On Applied Superconductivity. 17: 120-123. DOI: 10.1109/Tasc.2007.898124  0.33
2007 Lewis RM, Dutta SK, Paik H, Palomaki TA, Cooper BK, Przybysz AJ, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Increasing spectroscopic coherence times of a DC SQUID phase qubit by operating deeper in the potential well Ieee Transactions On Applied Superconductivity. 17: 101-104. DOI: 10.1109/Tasc.2007.897732  0.311
2006 Palomaki TA, Dutta SK, Paik H, Xu H, Matthews J, Lewis RM, Ramos RC, Mitra K, Johnson PR, Strauch FW, Dragt AJ, Lobb CJ, Anderson JR, Wellstood FC. Initializing the flux state of multiwell inductively isolated Josephson junction qubits Physical Review B - Condensed Matter and Materials Physics. 73. DOI: 10.1103/Physrevb.73.014520  0.639
2005 Johnson PR, Parsons WT, Strauch FW, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Macroscopic tunnel splittings in superconducting phase qubits. Physical Review Letters. 94: 187004. PMID 15904404 DOI: 10.1103/Physrevlett.94.187004  0.694
2005 Xu H, Strauch FW, Dutta SK, Johnson PR, Ramos RC, Berkley AJ, Paik H, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Spectroscopy of three-particle entanglement in a macroscopic superconducting circuit. Physical Review Letters. 94: 027003. PMID 15698218 DOI: 10.1103/Physrevlett.94.027003  0.692
2005 Paik H, Strauch FW, Ramos RC, Berkley AJ, Xu H, Dutta SK, Johnson PR, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Cooper-pair box as a variable capacitor Ieee Transactions On Applied Superconductivity. 15: 884-887. DOI: 10.1109/Tasc.2005.850100  0.653
2005 Johnson PR, Parsons WT, Strauch FW, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Erratum: Macroscopic Tunnel Splittings in Superconducting Phase Qubits [Phys. Rev. Lett.94, 187004 (2005)] Physical Review Letters. 95. DOI: 10.1103/Physrevlett.95.049901  0.663
2005 Xu H, Berkley AJ, Ramos RC, Gubrud MA, Johnson PR, Strauch FW, Dragt AJ, Anderson JR, Lobb CJ, Wellstood FC. Spectroscopic resonance broadening in a Josephson junction qubit due to current noise Physical Review B - Condensed Matter and Materials Physics. 71. DOI: 10.1103/Physrevb.71.064512  0.636
2004 Johnson PR, Strauch FW, Dragt AJ, Andersen JR, Lobb CJ, Wellstood FC. Quantum control of superconducting phase qubits Proceedings of Spie - the International Society For Optical Engineering. 5436: 232-241. DOI: 10.1117/12.542524  0.658
2003 Strauch FW, Johnson PR, Dragt AJ, Lobb CJ, Anderson JR, Wellstood FC. Quantum logic gates for coupled superconducting phase qubits. Physical Review Letters. 91: 167005. PMID 14611432 DOI: 10.1103/Physrevlett.91.167005  0.697
2003 Berkley AJ, Xu H, Ramos RC, Gubrud MA, Strauch FW, Johnson PR, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Entangled macroscopic quantum States in two superconducting qubits. Science (New York, N.Y.). 300: 1548-50. PMID 12750479 DOI: 10.1126/Science.1084528  0.698
2003 Wójcik A, Berkley AJ, Xu H, Ramos RC, Gubrud MA, Strauch FW, Johnson PR, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Defining entanglement [2] (multiple letters) Science. 301: 1183-1184. DOI: 10.1126/science.301.5637.1183  0.615
2003 Ramos RC, Strauch FW, Johnson PR, Berkley AJ, Xu H, Gubrud MA, Anderson JR, Lobb CJ, Dragt AJ, Wellstood FC. Capacitively coupled Josephson junctions: A two-qubit system Ieee Transactions On Applied Superconductivity. 13: 994-997. DOI: 10.1109/Tasc.2003.814122  0.67
2003 Johnson PR, Strauch FW, Dragt AJ, Ramos RC, Lobb CJ, Anderson JR, Wellstood FC. Spectroscopy of capacitively coupled Josephson-junction qubits Physical Review B - Condensed Matter and Materials Physics. 67: 205091-205094. DOI: 10.1103/Physrevb.67.020509  0.694
2002 Anderson JR, Berkley AJ, Dragt AJ, Gubrud MA, Johnson PR, Lobb CJ, Ramos RC, Strauch FW, Wellstood FC, Xu H. Josephson-junction qubits: Entanglement and coherence Superlattices and Microstructures. 32: 231-238. DOI: 10.1016/S0749-6036(03)00023-5  0.702
2001 Gubrud MA, Ejrnaes M, Berkley AJ, Ramos RC, Jin I, Anderson JR, Dragt AJ, Lobb CJ, Wellstood FC. Sub-gap leakage in Nb/AlOx/Nb and Al/AlOx/Al Josephson junctions Ieee Transactions On Applied Superconductivity. 11: 1002-1005. DOI: 10.1109/77.919518  0.303
2001 Hakioǧlu T, Dragt AJ. The Moyal-Lie theory of phase space quantum mechanics Journal of Physics a: Mathematical and General. 34: 6603-6615. DOI: 10.1088/0305-4470/34/34/307  0.364
1992 Dragt AJ, Neri F, Rangarajan G. General moment invariants for linear Hamiltonian systems. Physical Review. A. 45: 2572-2585. PMID 9907281 DOI: 10.1103/Physreva.45.2572  0.513
1991 Dragt AJ, Gjaja IM, Rangarajan G. Kick factorization of symplectic maps Conference Record of 1991 Ieee Particle Accelerator Conference. 1621-1623.  0.411
1989 Dragt A, Neri F, van Zeijts J, Rangarajan G. Release of MARYLIE 3.0 . 1283-1285.  0.398
1988 Dragt AJ, Neri F, Rangarajan G, Douglas D, Healy LM, Ryne RD. Lie Algebraic Treatment of Linear and Nonlinear Beam Dynamics Annual Review of Nuclear and Particle Science. 38: 455-496. DOI: 10.1146/Annurev.Ns.38.120188.002323  0.509
1988 Dragt AJ, Neri F, Gluckstern RL, Rangarajan G. Theory of emittance invariants Lecture Notes in Physics. 343: 94-121. DOI: 10.1007/Bfb0018283  0.495
1982 Dragt AJ, Forest E. Computation of nonlinear behavior of Hamiltonian systems using Lie algebraic methods Journal of Mathematical Physics. 24: 2734-2744. DOI: 10.1063/1.525671  0.327
1974 Dragt AJ, Sterman GF. Rotational analyticity of the S matrix Physical Review D. 10: 663-674. DOI: 10.1103/Physrevd.10.663  0.515
1964 Dragt AJ, Karplus R. Poles in coupled scattering amplitudes Journal of Mathematical Physics. 5: 120-126. DOI: 10.1063/1.1704056  0.603
1962 Karplus R, Francis WE, Dragt AJ. The attenuation of hydromagnetic waves in the ionosphere Planetary and Space Science. 9: 771-785. DOI: 10.1016/0032-0633(62)90104-6  0.582
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