Susan N. Coppersmith
Recent Publications

Zhan Shi, C. B. Simmons, Daniel R. Ward, J. R. Prance, Xian Wu, Teck Seng Koh, John King Gamble, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, “Fast coherent manipulations of three-electron states in a double quantum dot,” preprint arXiv:1308.0588, Nature Communications 5, 3020 (2014) (arXiv).

Teck Seng Koh, S. N. Coppersmith, and Mark Friesen, “High fidelity gates in quantum dot spin qubits,” preprint arXiv:1307.8406, Proceedings of the National Academy of Sciences 110, 19695–19700 (2013) (pdf).

M. A. Eriksson, S. N. Coppersmith, and M. G. Lagally, “Semiconductor Quantum Dot Qubits,” invited review, Materials Research Society Bulletin, 38, 794–801 (October 2013).

John King Gamble, M. A. Eriksson, S. N. Coppersmith, and Mark Friesen, “Disorder-induced valley-orbit hybrid states in Si quantum dots,” preprint arXiv:1305.0488, Physical Review B 88, 035310 (2013) (pdf).

Daniel R. Ward, D. E. Savage, M. G. Lagally, S. N. Coppersmith, and M. A. Eriksson, “Integration of on-chip FET switches with dopantless Si/SiGe quantum dots for high-throughput testing,” preprint arXiv:1305.1837, Applied Physics Letters 102, 213107 (2013) (pdf).

Zhan Shi, C. B. Simmons, D. R. Ward, J. R. Prance, Teck Seng Koh, John King Gamble, X. Wu, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, “Coherent quantum oscillations in a silicon charge qubit,” preprint arXiv:1208.0519, Physical Review B 88, 075416 (2013) (pdf).

Adam Frees, John King Gamble, Kenneth Rudinger, Eric Bach, Mark Friesen, Robert Joynt, and S. N. Coppersmith, “Power law scaling for the adiabatic algorithm for search engine ranking,” preprint arXiv:1211.2248, Physical Review A 88, 032307 (2013) (pdf).

Floris A. Zwanenburg, Andrew S. Dzurak, Andrea Morello, Michelle Y. Simmons, Lloyd C. L. Hollenberg, Gerhard Klimeck, Sven Rogge, Susan N. Coppersmith, and Mark A. Eriksson, “Silicon Quantum Electronics,” preprint arXiv:1206.5202, Reviews of Modern Physics 85, 961-1019 (2013) (pdf).

Kenneth Rudinger, John King Gamble, Mark Friesen, Eric Bach, Robert Joynt, and S.N. Coppersmith, “Comparing algorithms for graph isomorphism using discrete- and continuous-time quantum random walks,” preprint arXiv:1207.4535, Journal of Computational and Theoretical Nanoscience 10, 1653-1661 (2013) (arXiv link).

Yenchao Chua, Brian D. Leahy, Minke Zhang, Siheng You, Ka Yee C. Lee, S. N. Coppersmith, and Binhua Lin, “Incommensurate phases of a supported nanoparticle film subjected to uniaxial compression,” Proceedings of the National Academy of Sciences 110, 824–831 (2013) (pdf).

Teck Seng Koh, John King Gamble, Mark Friesen, M. A. Eriksson, and S. N. Coppersmith, “Pulse-gated quantum dot hybrid qubit,” preprint arXiv:1207.5581, Physical Review Letters 109, 250503 (2012) (pdf).

Kenneth Rudinger, John King Gamble, Mark Wellons, Eric Bach, Mark Friesen, Robert Joynt, and S. N. Coppersmith, “Noninteracting multiparticle quantum random walks applied to the graph isomorphism problem for strongly regular graphs,” Physical Review A 86, 022334 (2012) (pdf).

John King Gamble, Mark Friesen, S. N. Coppersmith, and Xuedong Hu, “Two-electron dephasing in single Si and GaAs quantum dots,” preprint arXiv:1204.1111, Physical Review B 86, 035302 (2012) (pdf).

P.G. Evans, D.E. Savage, J. R. Prance, C. B. Simmons, M. G. Lagally, S. N. Coppersmith, M. A. Eriksson, and T. U. Schülli, “Nanoscale Distortions of Si Quantum Wells in Si/SiGe Quantum-Electronic Heterostructures,” Advanced Materials 24, 5217-5221 (2012) (pdf).

Zhan Shi, C. B. Simmons, J. R. Prance, John King Gamble, Teck Seng Koh, Yun-Pil Shim, Xuedong Hu, D. E. Savage, M. G. Lagally, M. A. Eriksson, Mark Friesen, and S. N. Coppersmith, “Fast hybrid silicon double-quantum-dot qubit,” preprint arXiv:1110.6622, Physical Review Letters 108, 140503 (2012) (pdf).

J. R. Prance, Zhan Shi, C. B. Simmons, D. E. Savage, M. G. Lagally, L. R. Schreiber, L. M. K. Vandersypen, Mark Friesen, Robert Joynt, S. N. Coppersmith, and M. A. Eriksson, “Single-shot measurement of triplet-singlet relaxation in a Si/SiGe double quantum dot,” preprint arXiv:1110.6431, Physical Review Letters 108, 046808 (2012) (pdf).

Zhan Shi, C. B. Simmons, J. R. Prance, John King Gamble, Mark Friesen, D. E. Savage, M. G. Lagally, S. N. Coppersmith, and M. A. Eriksson, “Tunable singlet-triplet splitting in a few-electron Si/SiGe quantum dot,” preprint arXiv:1109.0511, Applied Physics Letters 99, 233108 (2011) (pdf).

John King Gamble, Mark Friesen, Robert Joynt, S. N. Coppersmith, “Cooling of cryogenic electron bilayers via the Coulomb interaction,” preprint arXiv:1104.2622, Physical Review B 84, 125321 (2011) (pdf).

P.U.P.A. Gilbert, Anthony Young, and S.N. Coppersmith, “Measurement of c-axis angular orientation in calcite (CaCO3) nanocrystals using x-ray absorption spectroscopy,” Proceedings of the National Academy of Sciences 108, 11350-11355 (2011) (pdf).

Madhu Thalakulam, C. B. Simmons, B. J. Van Bael, B. M. Rosemeyer, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, “Single-shot measurement and tunnel-rate spectroscopy of a Si/SiGe few-electron quantum dot,” preprint arXiv:1010.0972, Physical Review B 84, 045307 (2011) (pdf).

Teck Seng Koh, C. B. Simmons, M. A. Eriksson, S. N. Coppersmith, and Mark Friesen, “Unconventional Transport in the ‘Hole’ Triangle of a Si Double Quantum Dot,” preprint arXiv:1008.5144, Physical Review Letters 106, 186801 (2011) (pdf).

C. B. Simmons, Jonathan Prance, Bjorn van Bael, Teck Seng Koh, Zhan Shi, D. E. Savage, M. G. Lagally, R. Joynt, M. Friesen, S. N. Coppersmith, and M. A. Eriksson, “Tunable Spin Loading and T1 of a Silicon Spin Qubit Measured by Single-Shot Readout,” preprint arXiv:1010.5828, Physical Review Letters 106, 156804 (2011) (pdf).

Christopher E. Killian, Rebecca A. Metzler, Yutao Gong, Tyler H. Churchill, Ian C. Olson, Vasily Trubetskoy, Matthew B. Christensen, John H. Fournelle, Francesco De Carlo, Sidney Cohen, Julia Mahamid, Andreas Scholl, Anthony Young, Andrew Doran, Fred H. Wilt, Susan N. Coppersmith, Pupa Gilbert, “Self-sharpening mechanism of the sea urchin tooth,” Advanced Functional Materials 21, 682-690 (2011) (link).

C. B. Simmons, Teck Seng Koh, Nakul Shaji, Madhu Thalakulam, L. J. Klein, Hua Qin, H. Luo, D. E. Savage, M. G. Lagally, A. J. Rimberg, Robert Joynt, Robert Blick, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, “Pauli Spin Blockade and Lifetime-Enhanced Transport in a Si/SiGe double quantum dot,” preprint arXiv:1008.5398, Physical Review B 82, 245312
(2010) (pdf).

C. Staii, C. Viesselmann, J. Ballweg, L. Shi, G.-Y. Liu, J.C. Williams, E.W. Dent, S.N. Coppersmith and M.A. Eriksson, “Distance-Dependence of Neuronal Growth on Nanopatterned Au Surfaces,” Langmuir 27, 233-239 (2011) (link).

John King Gamble, Mark Friesen, Dong Zhou, Robert Joynt, and S. N. Coppersmith, “Two-particle quantum walks applied to the graph isomorphism problem,” Physical Review A 81, 052313 (2010) (pdf).

Rebecca A. Metzler, John Spencer Evans, Christopher E. Killian, Dong Zhou, Tyler H. Churchill, Narayana P. Appathurai, Susan N. Coppersmith, and P.U.P.A. Gilbert, “Nacre protein fragment templates lamellar aragonite growth,” Journal of the American Chemical Society 132, 6326334 (2010) (link).

Madhu Thalakulam, C.B. Simmons, B.M. Rosemeyer, D.E. Savage, M.G. Lagally, Mark Friesen, S.N. Coppersmith, and M.A. Eriksson, “Fast tunnel rates in Si/SiGe one-electron single and double quantum dots,” Applied Physics Letters 96, 183104 (2010) (pdf).

L.M. McGuire, Mark Friesen, K.A. Slinker, S.N. Coppersmith, and M.A. Eriksson, “Valley splitting in a Si/SiGe quantum point contact,” New Journal of Physics 12, 133039 (2010) (pdf).

Mark Friesen and S.N. Coppersmith, “Theory of valley-orbit coupling in a Si/SiGe quantum dot,” Physical Review B 81, 115324 (2010) (pdf).

Christopher E. Killian, Rebecca A. Metzler, Y. U. T. Gong, Ian C. Olson, Joanna Aizenberg, Yael Politi, Fred H. Wilt, Andreas Scholl, Anthony Young, Andrew Doran, Martin Kunz, Nobumichi Tamura, Susan N. Coppersmith and P. U. P. A. Gilbert, “Mechanism of calcite co-orientation in the sea urchin tooth,” Journal of the American Chemical Society 131, 18404-18409 (2009) (link).

C. B. Simmons, Madhu Thalakulam, B. M. Rosemeyer, B. J. Van Bael, E. K. Sackmann, D. E. Savage, M. G. Lagally, R. Joynt, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, “Charge Sensing and Controllable Tunnel Coupling in a Si/SiGe Double Quantum Dot,” Nano Letters 9, 3234-3238 (2009) (pdf).  
 
C. Staii, C. Viesselmann, J. Ballweg, L. Shi, G.-Y. Liu, J.C. Williams, E.W. Dent, S.N. Coppersmith, and M.A. Eriksson, “Positioning and guidance of neurons on Au surfaces by directed assembly of proteins using atomic force microscopy,” Biomaterials 30, 3397-3404 (2009) (pdf).

S.N. Coppersmith, P.U.P.A. Gilbert, and R.A. Metzler, “Theoretical characterization of a model of aragonite crystal orientation in red abalone nacre,” preprint arXiv:0901.4482, Journal of Physics A: Math. Theor. 42, 125101 (2009) (pdf).

P.U.P.A. Gilbert, Rebecca A. Metzler, Dong Zhou, Andreas Scholl, Andrew Doran, Anthony Young, Martin Kunz, Nobumichi Tamura, and Susan N. Coppersmith, “Gradual ordering in red abalone nacre,” preprint arXiv:0710.4573, Journal of the American Chemical Society 130, 17519-17527 (2008) (link).

Dong Zhou, Rebecca A. Metzler, Tolek Tyliszczak, Yinghua Guo, Mike Abrecht, Susan N. Coppersmith, and P.U.P.A. Gilbert, “Assignment of polarization-dependent peaks in carbon K-edge spectra from biogenic and geologic aragonite,” Journal of Physical Chemistry B 112, 13128-13135 (2008) (link).

Sucismita Chutia, S.N. Coppersmith, and Mark Friesen, “Multiscale theory of valley splitting,” Physical Review B 77, 193311 (2008) (pdf).

N. Shaji, C. B. Simmons, M. Thalakulam, L. J. Klein, H. Qin, H. Luo, D. E. Savage, M. G. Lagally, A. J. Rimberg, R. Joynt, M. Friesen, R. H. Blick, S. N. Coppersmith and M. A. Eriksson, “Spin blockade and lifetime-enhanced transport in a few-electron Si/SiGe double quantum dot,” preprint arXiv:0708.0794, Nature Physics 4, 540-544 (2008) (pdf).

S.N. Coppersmith, “Using the renormalization group to classify Boolean functions,” Journal of Statistical Physics 130, 1063-1085 (2008) (pdf).

Rebecca A. Metzler, Il Won Kim, Katya Delak, John Spencer Evans, Dong Zhou, Elia Beniash, Fred Wilt, Mike Abrecht, Jau-Wern Chiou, Jinghua Guo, Susan N. Coppersmith, and P.U.P.A. Gilbert, “The organic-mineral interface at the molecular level in model biominerals,” Langmuir 24, 2680-2687 (2008) (link).

Rebecca A. Metzler, Dong Zhou, Mike Abrecht, Jinghua Guo, Daniel Ariosa, Susan N. Coppersmith, and P.U.P.A. Gilbert, “Polarization-dependent imaging contrast in abalone shells,” Physical Review B 77, 064110 (2008) (pdf).

J. L. Truitt, K. A. Slinker, K. L. M. Lewis, D. E. Savage, Charles Tahan, L. J. Klein, Robert Joynt, M. G. Lagally, D. W. van der Weide, S. N. Coppersmith, M. A. Eriksson, A. M. Tyryshkin, J. O. Chu, and P. M. Mooney, “Electron spin coherence in Si/SiGe quantum wells,” to be published in “Electron spin resonance and related phenomena in low dimensional structures,” Topics in Applied Physics Series, Ed. M. Fanciulli (Springer, Berlin, 2009) (pdf).

C.B. Simmons, Madhu Thalakulam, Nakul Shaji, Levente J. Klein, Hua Qin, R.H. Blick, D.E. Savage, M.G. Lagally, S.N. Coppersmith, M.A. Eriksson, “Single-electron quantum dot in Si/SiGe with integrated charge measurement,” Applied Physics Letters 91, 213103 (2007) (pdf).

Rebecca A. Metzler, Mike Abrecht, Ronke M. Olabisi, Daniel Ariosa, Christopher J. Johnson, Bradley H. Frazer, Susan N. Coppersmith, and P.U.P.A. Gilbert, “Architecture of columnar nacre, and implications for its formation mechanism,” Physical Review Letters 98, 268102 (2007) (pdf).

S.N. Coppersmith, “Complexity of the predecessor problem in Kauffman networks,” Physical Review E 75, 51108 (2007) (pdf).

Mark Friesen, Sucismita Chutia, Charles Tahan, and S.N. Coppersmith, “Valley splitting theory of SiGe/Si/SiGe quantum wells,” Physical Review B 75, 115318 (2007) (pdf).

S.N. Coppersmith, “Renormalization group approach to satisfiability,” EPL 77, 30006 (2007) (pdf).

Srijit Goswami, K. A. Slinker, Mark Friesen, L. M. McGuire, J. L. Truitt, Charles Tahan, L. J. Klein, J. O. Chu, P. M. Mooney, D. W. van der Weide, Robert Joynt, S. N. Coppersmith, and Mark A. Eriksson, “Control of valley splitting in silicon quantum devices,” Nature Physics 3, 41-45 (2007) (pdf).

Mark Friesen, M. A. Eriksson, and S. N. Coppersmith, “Magnetic field dependence of valley splitting in realistic Si/SiGe quantum wells,” Applied Physics Letters 89, 202106 (2006) (pdf).

L.J. Klein, K.L.M. Lewis, K.A. Slinker, Srijit Goswami, D.W. van der Weide, R.H. Blick, P.M. Mooney, J.O. Chu, S.N. Coppersmith, Mark Friesen, and Mark A. Eriksson, “Quantum dots and etch-induced depletion of a silicon 2DEG”, Journal of Applied Physics 99, 023509 (2006) (pdf).

K.A. Slinker, K.L.M. Lewis, C.C. Haselby, S. Goswami, L.J. Klein, J.O. Chu, S.N. Coppersmith, Robert Joynt, R.H. Blick, Mark Friesen, and M.A. Eriksson, “Quantum dots in Si/SiGe 2DEGs with Schottky top-gated leads,” New Journal of Physics 7, 246-253 (2005) (pdf).

Shiue-yuan Shiau, Robert Joynt, and S.N. Coppersmith, “Algebraic obstructions to the solution of the graph isomorphism problem by dynamical algorithms,” Quantum Information and Computation 5, 492-506 (2005) (pdf).

Eileen T. Dimalanta, Alex Lim, Rod Rodney Runnheim, Casey Lamers, Chris Churas, Daniel K. Forrest, Juan J. dePablo, Michael Graham, Susan N. Coppersmith, and David C. Schwartz, “A microfluidic system for large DNA molecule arrays,” Analytical Chemistry 76, 5293-5301 (2004) (pdf).

Mark A. Eriksson, Mark Friesen, Susan N. Coppersmith, Robert Joynt, Levente J. Klein, Keith Slinker, Charles Tahan, P.M. Mooney, J.O. Chu, and S.J. Koester, “Spin-based quantum dot quantum computing in silicon,” Quantum Information Processing 3, 133-146 (2004) (invited review) (pdf).

Timothy B. Boykin, Gerhard Klimeck, M.A. Eriksson, Mark Friesen, S.N. Coppersmith, Paul von Allmen, Fabiano Oyafuso and Seungwon Lee, “Valley splitting in low-density quantum-confined heterostructures studied using tight-binding models,” Physical Review B 70, 165325 (2004) (pdf).

L.J. Klein, K. Slinker, J.L. Truitt, S. Goswami, K.L.M. Lewis, S.N. Coppersmith, D.W. van der Weide, Mark Friesen, R. Blick, D.E. Savage, M.G. Lagally, Charlie Tahan, Robert Joynt, and M.A. Eriksson, “Coulomb blockade in a silicon/silicon-germanium two-dimensional electron gas quantum dot,” Applied Physics Letters 84, 4047-4049 (2004) (pdf).

Timothy B. Boykin, Gerhard Klimeck, Mark Eriksson, Mark Friesen, S.N. Coppersmith, Paul von Allmen, Fabiano Oyafuso, and Seungwon Lee, “Valley splitting in strained silicon quantum wells,” Applied Physics Letters 84, 115-117 (2004) (pdf).

P. Dayal, S. Trebst, S. Wessel, D. Würtz, M. Troyer, S. Sabhapandit, and S.N. Coppersmith, “Performance limitations of flat histogram methods and optimality of Wang-Landau sampling,” Physical Review Letters 92, 097201 (2004) (pdf).

J.W. Landry and S.N. Coppersmith, “Quantum properties of a strongly interacting frustrated disordered magnet,” Physical Review B 69, 184416 (2004) (pdf).

Eric Bach, Susan Coppersmith, Marcel Paz Goldschen, Robert Joynt, and John Watrous, “One-dimensional quantum walks with absorbing boundaries,” Journal of Computer and System Sciences 69, 562-592 (2004) (pdf).

S. Ghosh, T.F. Rosenbaum, G. Aeppli, and S.N. Coppersmith, “Entangled quantum state of magnetic dipoles,” Nature 425, 48-51 (2003) (pdf).