Google Scholar h-index = 51
- “Single-shot latched readout of a quantum dot qubit using barrier gate pulsing,” Sanghyeok Park, Jared Benson, J. Corrigan, J. P. Dodson, S. N. Coppersmith, Mark Friesen, and M. A. Eriksson. Preprint
- “Ultra-dispersive resonator readout of a quantum-dot qubit using longitudinal coupling,” Benjamin Harpt, J. Corrigan, Nathan Holman, Piotr Marciniec, D. Rosenberg, D. Yost, R. Das, Rusko Ruskov, Charles Tahan, William D. Oliver, R. McDermott, Mark Friesen, and M. A. Eriksson. Preprint
- “Atomistic compositional details and their importance for spin qubits in isotope-purified silicon-germanium quantum wells,” Jan Klos, Jan Tröger, Jens Keutgen, Merritt P. Losert, Helge Riemann, Nikolay V. Abrosimov, Joachim Knoch, Hartmut Bracht, Susan N. Coppersmith, Mark Friesen, Oana Cojocaru-Mirédin, Lars R. Schreiber, and Dominique Bougeard, Advanced Science 2024, 2407442 (2024). Article
- “Strategies for enhancing spin-shuttling fidelities in Si/SiGe quantum wells with random-alloy disorder,” Merritt P. Losert, Max Oberländer, Julian D. Teske, Mats Volmer, Lars R. Schreiber, Hendrik Bluhm, S. N. Coppersmith, and Mark Friesen. Preprint
- “Operating semiconductor quantum processors with hopping spins,” Chien-An Wang, Valentin John, Hanifa Tidjani, Cécile X. Yu, Alexander Ivlev, Corentin Déprez, Floor van Riggelen-Doelman, Benjamin D. Woods, Nico W. Hendrickx, Will I. L. Lawrie, Lucas E. A. Stehouwer, Stefan Oosterhout, Amir Sammak, Mark Friesen, Giordano Scappucci, Sander L. de Snoo, Maximilian Rimbach-Russ, Francesco Borsoi, and Menno Veldhorst, Science 385, 447 (2024). Article
- “Challenges in advancing our understanding of atomic-like quantum systems: Theory and experiment,” Adam Gali, André Schleife, Andreas J. Heinrich, Arne Laucht, Bruno Schuler, Chitraleema Chakraborty, Christopher P. Anderson, Corentin Déprez, Jeffrey McCallum, Lee C. Bassett, Mark Friesen, Michael E. Flatté, Peter Maurer, Susan N. Coppersmith, Tian Zhong, Vijaya Begum-Hudde, and Yuan Ping, MRS Bulletin 49, 256 (2024). Article
- “Control of threshold voltages in Si/Si0.7Ge0.3 quantum devices via optical illumination,” M. A. Wolfe, Brighton X. Coe, Justin S. Edwards, Tyler J. Kovach, Thomas McJunkin, Benjamin Harpt, D. E. Savage, M. G. Lagally, R. McDermott, Mark Friesen, Shimon Kolkowitz, and M. A. Eriksson, Phys. Rev. Applied 22, 034044 (2024). Article
- “Reducing strain fluctuations in quantum dot devices by gate-layer stacking,” Collin C. D. Frink, Benjamin D. Woods, Merritt P. Losert, E. R. MacQuarrie, M. A. Eriksson, and Mark Friesen. Preprint
- “Coupling conduction-band valleys in modulated SiGe heterostructures via shear strain,” Benjamin D. Woods, Hudaiba Soomro, E. S. Joseph, Collin C. D. Frink, Robert Joynt, M. A. Eriksson, and Mark Friesen, npj Quantum Inform. 10, 54 (2024). Article
- “Realizing Majorana Kramers pairs in two-channel InAs-Al nanowires with highly misaligned electric fields,” Benjamin D. Woods and Mark Friesen, Phys. Rev. B 108, 155142 (2023). Article
- “Practical Strategies for Enhancing the Valley Splitting in Si/SiGe Quantum Wells,” Merritt P. Losert, M. A. Eriksson, Robert Joynt, Rajib Rahman, Giordano Scappucci, Susan N. Coppersmith, and Mark Friesen, Phys. Rev. B 108, 125405 (2023). Article
- “Multielectron dots provide faster Rabi oscillations when the core electrons are strongly confined,” H. Ekmel Ercan, Christopher R. Anderson, S. N. Coppersmith, Mark Friesen, and Mark F. Gyure. Preprint
- “Spin-orbit enhancement in Si/SiGe heterostructures with oscillating Ge concentration,” Benjamin D. Woods, M. A. Eriksson, Robert Joynt, and Mark Friesen, Phys. Rev. B 107, 035418 (2023). Article
- “Sensitivity of quantum gate fidelity to laser phase and intensity noise,” X. Jiang, J. Scott, Mark Friesen, and M. Saffman, Phys. Rev. A 107, 042611 (2023). Article
- “Longitudinal coupling between a Si/SiGe double quantum dot and an off-chip TiN resonator,” J. Corrigan, Benjamin Harpt, Nathan Holman, Rusko Ruskov, Piotr Marciniec, D. Rosenberg, D. Yost, R. Das, William D. Oliver, R. McDermott, Charles Tahan, Mark Friesen, and M. A. Eriksson, Phys. Rev. Appl. 20, 064005 (2023). Article
- “SiGe quantum wells with oscillating Ge concentrations for quantum dot qubits,” Thomas McJunkin, Benjamin Harpt, Yi Feng, Merritt P. Losert, Rajib Rahman, J. P. Dodson, M. A. Wolfe, D. E. Savage, M. G. Lagally, S. N. Coppersmith, Mark Friesen, Robert Joynt, and M. A. Eriksson, Nature Commun. 13, 7777 (2022). Article
- “Atomic fluctuations lifting the energy degeneracy in Si/SiGe quantum dots,” Brian Paquelet Wuetz, Merritt P. Losert, Sebastian Koelling, Lucas E. A. Stehouwer, Anne-Marije J. Zwerver, Stephan G. J. Philips, Mateusz T. Mądzik, Xiao Xue, Guoji Zheng, Mario Lodari, Sergey V. Amitonov, Nodar Samkharadze, Amir Sammak, Lieven M. K. Vandersypen, Rajib Rahman, Susan N. Coppersmith, Oussama Moutanabbir, Mark Friesen, and Giordano Scappucci, Nature Commun. 13, 7730 (2022). Article
- “Charge-noise resilience of two-electron quantum dots in Si/SiGe heterostructures,” H. Ekmel Ercan, Mark Friesen, and S. N. Coppersmith, Phys. Rev. Lett. 128, 247701 (2022). Article
- “How valley-orbit states in silicon quantum dots probe quantum well interfaces,” J. P. Dodson, H. Ekmel Ercan, J. Corrigan, Merritt P. Losert, Nathan Holman, Thomas McJunkin, L. F. Edge, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Phys. Rev. Lett. 128, 146802 (2022). Article
- “Long-range two-hybrid-qubit gates mediated by a microwave cavity with red sidebands,” J. C. Abadillo-Uriel, Evelyn King, S. N. Coppersmith, and Mark Friesen, Phys. Rev. A 104, 032612 (2021). Article
- “Strong electron-electron interactions in Si/SiGe quantum dots,” H. Ekmel Ercan, S. N. Coppersmith, and Mark Friesen, Phys. Rev. B 104, 235302 (2021). Article
- “Valley splittings in Si/SiGe quantum dots with a germanium spike in the silicon well,” Thomas McJunkin, E. R. MacQuarrie, Leah Tom, S. F. Neyens, J. P. Dodson, Brandur Thorgrimsson, J. Corrigan, H. Ekmel Ercan, D. E. Savage, M. G. Lagally, Robert Joynt, S. N. Coppersmith, Mark Friesen, and M. A. Eriksson, Phys. Rev. B 104, 085406 (2021). Article
- “Theory of hole-spin qubits in strained germanium quantum dots,” L. A. Terrazos, E. Marcellina, Zhanning Wang, S. N. Coppersmith, Mark Friesen, A. R. Hamilton, Xuedong Hu, Belita Koiller, A. L. Saraiva, Dimitrie Culcer, and Rodrigo B. Capaz, Phys. Rev. B 103, 125201 (2021). Article
- “Coherent control and spectroscopy of a semiconductor quantum dot Wigner molecule,” J. Corrigan, J. P. Dodson, H. Ekmel Ercan, J. C. Abadillo-Uriel, Brandur Thorgrimsson, T. J. Knapp, Nathan Holman, Thomas McJunkin, Samuel F. Neyens, E. R. MacQuarrie, Ryan H. Foote, L. F. Edge, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Phys. Rev. Lett. 127, 127701 (2021) Article
- “Charge qubit in a triple quantum dot with tunable coherence,” B. Kratochwil, J. V. Koski, A. J. Landig, P. Scarlino, J. C. Abadillo-Uriel, C. Reichl, S. N. Coppersmith, W. Wegscheider, Mark Friesen, A. Wallraff, T. Ihn, and K. Ensslin, Phys. Rev. Research 3, 013171 (2021). Article
- “Progress toward a capacitively mediated CNOT between two charge qubits in Si/SiGe,” E. R. MacQuarrie, Samuel F. Neyens, J. P. Dodson, J. Corrigan, Brandur Thorgrimsson, Nathan Holman, M. Palma, L. F. Edge, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, npj Quantum Inform. 6, 81 (2020). Article
- “Microwave engineering for semiconductor quantum dots in a cQED architecture,” Nathan Holman, J. P. Dodson, L. F. Edge, S. N. Coppersmith, Mark Friesen, R. McDermott, and M. A. Eriksson, Appl. Phys. Lett. 117, 083502 (2020). Article
- “Effect of Quantum Hall Edge Strips on Valley Splitting in Silicon Quantum Wells,” Brian Paquelet Wuetz, Merritt P. Losert, Alberto Tosato, Mario Lodari, Peter L. Bavdaz, Lucas Stehouwer, Payam Amin, James S. Clarke, Susan N. Coppersmith, Amir Sammak, Menno Veldhorst, Mark Friesen, and Giordano Scappucci, Phys. Rev. Lett. 125, 186801 (2020). Article
- “Spatial Noise Correlations in a Si/SiGe Two-Qubit Device from Bell State Coherences,” Jelmer M. Boter, Xiao Xue, Tobias S. Krähenmann, Thomas F. Watson, Vickram N. Premakumar, Daniel R. Ward, Donald E. Savage, Max G. Lagally, Mark Friesen, Susan N. Coppersmith, Mark A. Eriksson, Robert Joynt, and Lieven M. K. Vandersypen, Phys. Rev. B 101, 235133 (2020). Article
- “Strong photon coupling to the quadrupole moment of an electron in a solid-state qubit,” J. V. Koski, A. J. Landig, M. Russ, J. C. Abadillo-Uriel, P. Scarlino, B. Kratochwil, C. Reichl, W. Wegscheider, Guido Burkard, Mark Friesen, S. N. Coppersmith, A. Wallraff, K. Ensslin, and T. Ihn, Nature Physics 16, 642 (2020). Article
- “Repetitive Quantum Nondemolition Measurement and Soft Decoding of a Silicon Spin Qubit,” Xiao Xue, Benjamin D’Anjou, Thomas F. Watson, Daniel R. Ward, Donald E. Savage, Max G. Lagally, Mark Friesen, Susan N. Coppersmith, Mark A. Eriksson, William A. Coish, and Lieven M. K. Vandersypen, Phys. Rev. X 10, 021006 (2020). Article
- “Lifting of spin blockade by charged impurities in Si-MOS double quantum dot devices,” Evelyn King, Joshua S. Schoenfield, M. J. Calderón, Belita Koiller, André Saraiva, Xuedong Hu, HongWen Jiang, Mark Friesen, and S. N. Coppersmith, Phys. Rev. B 101, 155411 (2020). Article
- “Majorana bound states in nanowire-superconductor hybrid systems in periodic magnetic fields,” Viktoriia Kornich, Maxim G. Vavilov, Mark Friesen, M. A. Eriksson, and S. N. Coppersmith, Phys. Rev. B 101, 125414 (2020). Article
- “High-fidelity entangling gates for quantum-dot hybrid qubits based on exchange interactions,” Yuan-Chi Yang, S. N. Coppersmith, and Mark Friesen, Phys. Rev. A 101, 012338 (2020). Article
- “Measurements of Capacitive Coupling Within a Quadruple-Quantum-Dot Array,” Samuel F. Neyens, E.R. MacQuarrie, J.P. Dodson, J. Corrigan, Nathan Holman, Brandur Thorgrimsson, M. Palma, Thomas McJunkin, L.F. Edge, Mark Friesen, S.N. Coppersmith, and M.A. Eriksson, Phys. Rev. Appl. 12, 064049 (2019). Article
- “High-fidelity single-qubit gates in a strongly driven quantum-dot hybrid qubit with 1/f charge noise,” Yuan-Chi Yang, S. N. Coppersmith, and Mark Friesen, Phys. Rev. A 100, 022337 (2019). Article
- “Enhancing the dipolar coupling of a S-T_0 qubit with a transverse sweet spot,” J. C. Abadillo-Uriel, M. A. Eriksson, S. N. Coppersmith, and M. Friesen, Nature Commun. 10, 5641 (2019). Article
- “Virtual-photon-mediated spin-qubit–transmon coupling,” A. J. Landig, J. V. Koski, P. Scarlino, C. Müller, J. C. Abadillo-Uriel, B. Kratochwil, C. Reichl, W. Wegscheider, S. N. Coppersmith, Mark Friesen, A. Wallraff, T. Ihn, and K. Ensslin, Nature Commun. 10, 5037 (2019). Article
- “Adiabatic two-qubit gates in capacitively coupled quantum dot hybrid qubits,” Adam Frees, Sebastian Mehl, John King Gamble, Mark Friesen, and S. N. Coppersmith, npj Quantum Inform. 5, 73 (2019). Article
- “Achieving high-fidelity single-qubit gates in a strongly driven charge qubit with 1/f charge noise,” Yuan-Chi Yang, S. N. Coppersmith, and Mark Friesen, npj Quantum Inform. 5, 12 (2019). Article
- “Compressed Optimization of Device Architectures for semiconductor quantum devices,” Adam Frees, John King Gamble, Daniel R. Ward, Robin Blume-Kohout, M.A. Eriksson, Mark Friesen, and S.N. Coppersmith, Phys. Rev. Appl. 11, 024063 (2019). Article
- “A programmable two-qubit quantum processor in silicon,” T. F. Watson, S. G. J. Philips, E. Kawakami, D. R. Ward, P. Scarlino, M. Veldhorst, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, and L. M. K. Vandersypen, Nature 555, 633–637 (2018). Article
- “Valley dependent anisotropic spin splitting in silicon quantum dots,” Rifat Ferdous, Erika Kawakami, Pasquale Scarlino, Michal P. Nowak, D. R. Ward, D. E. Savage, M. G. Lagally, S. N. Coppersmith, Mark Friesen, Mark A. Eriksson, L. M. K. Vandersypen, and Rajib Rahman, npj Quantum Inform. 4, 26 (2018). Article
- “The critical role of substrate disorder in valley splitting in Si quantum wells,” Samuel F. Neyens, Ryan H. Foote, Brandur Thorgrimsson, T. J. Knapp, Thomas McJunkin, L. M. K. Vandersypen, Payam Amin, Nicole K. Thomas, James S. Clarke, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, Appl. Phys. Lett. 112, 243107 (2018). Article
- “Signatures of atomic-scale structure in the energy dispersion and coherence of a Si quantum-dot qubit,” J. C. Abadillo-Uriel, Brandur Thorgrimsson, Dohun Kim, L. W. Smith, C. B. Simmons, Daniel R. Ward, Ryan H. Foote, J. Corrigan, D. E. Savage, M. G. Lagally, M. J. Calderón, S. N. Coppersmith, M. A. Eriksson, and Mark Friesen, Phys. Rev. B 98, 165438 (2018). Article
- “Measurement-free implementations of small-scale surface codes for quantum-dot qubits,” H. Ekmel Ercan, Joydip Ghosh, Daniel Crow, Vickram N. Premakumar, Robert Joynt, Mark Friesen, and S. N. Coppersmith, Phys. Rev. A 97, 012318 (2018). Article
- “Phonon-induced decoherence of a charge quadrupole qubit,” Viktoriia Kornich, Maxim G. Vavilov, Mark Friesen, and S. N. Coppersmith, New J. Phys. 20, 103048 (2018). Article
- “Extending the coherence of a quantum dot hybrid qubit,” Brandur Thorgrimsson, Dohun Kim, Yuan-Chi Yang, L. W. Smith, C. B. Simmons, Daniel R. Ward, Ryan H. Foote, J. Corrigan, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, npj Quantum Inform. 3, 32 (2017). Article
- “Dressed photon-orbital states in a quantum dot: Inter-valley spin resonance,” P. Scarlino, E. Kawakami, T. Jullien, D. R. Ward, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, and L. M. K. Vandersypen, Phys. Rev. B 95, 165429 (2017). Article
- “Achieving high-fidelity single-qubit gates in a strongly driven silicon-quantum-dot hybrid qubit,” Yuan-Chi Yang, S. N. Coppersmith, and Mark Friesen, Phys. Rev. A 95, 162321 (2017). Article
- “A decoherence-free subspace in a charge quadrupole qubit,” Mark Friesen, Joydip Ghosh, M. A. Eriksson, and S. N. Coppersmith, Nature Commun. 8, 15923 (2017). Article
- “Pulse sequences for suppressing leakage in single-qubit gate operations,” Joydip Ghosh, S. N. Coppersmith, and Mark Friesen, Phys. Rev. B 95, 241307(R) (2017). Article
- “Effects of charge noise on a pulse-gated singlet-triplet S-T- qubit,” Zhenyi Qi, X. Wu, D. R. Ward, J. R. Prance, Dohun Kim, John King Gamble, R. T. Mohr, Zhan Shi, D. E. Savage, M. G. Lagally, M. A. Eriksson, Mark Friesen, S. N. Coppersmith, and M. G. Vavilov, Phys. Rev. B 96, 115305 (2017). Article
- “Characterization of a gate-defined double quantum dot in a Si/SiGe nanomembrane,” T. J. Knapp, R. T. Mohr, Yize Stephanie Li, Brandur Thorgrimsson, Ryan H. Foote, Xian Wu, Daniel R. Ward, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, IOP Nanotechnology 27, 154002 (2016). Article
- “Gate fidelity and coherence of an electron spin in a Si/SiGe quantum dot with micromagnet,” E. Kawakami, T. Jullien, P. Scarlino, D. R. Ward, D. E. Savage, M. G. Lagally, V. V. Dobrovitski, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, and L. M. K. Vandersypen, Proc. Nat. Acad. Sci. 113, 11738-11743 (2016). Article
- “State-conditional coherent charge qubit oscillations in a Si/SiGe quadruple quantum dot,” Dan R. Ward, Dohun Kim, Donal E. Savage, Max G. Lagally, Ryan H. Foote, Mark Friesen, Susan N. Coppersmith and Mark A. Eriksson, npj Quantum Information 2, 16032 (2016). Article
- “Microwave-driven coherent operation of a semiconductor quantum dot charge qubit,” Dohun Kim, D. R. Ward, C. B. Simmons, John King Gamble, Robin Blume-Kohout, Erik Nielsen, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Nature Nano. 5, 243-247 (2015). Article
- “Identifying single electron charge sensor events using wavelet edge detection,” J. R. Prance, B. J. Van Bael, C. B. Simmons, D. E. Savage, M. G. Lagally, M. Friesen, S. N. Coppersmith, and M. A. Eriksson, Nanotechnology 26, 215201 (2015). Article
- “Characterizing gate operations near the sweet spot of an exchange-only qubit,” Jianjia Fei, Jo-Tzu Hung, Teck Seng Koh, Yun-Pil Shim, S. N. Coppersmith, Xuedong Hu, and Mark Friesen, Phys. Rev. B 91, 205434 (2015). Article
- “High-fidelity singlet-triplet S-T- qubits in inhomogeneous magnetic fields,” Clement H. Wong, M. A. Eriksson, S. N. Coppersmith, and Mark Friesen, Phys. Rev. B 92, 045403 (2015). Article
- “Second-harmonic coherent driving of a spin qubit in a Si/SiGe quantum dot,” P. Scarlino, E. Kawakami, D. R. Ward, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, and L. M. K. Vandersypen, Phys. Rev. Lett. 115, 106802 (2015). Article
- “Transport through an impurity tunnel coupled to a Si/SiGe quantum dot,” Ryan H. Foote, Daniel R. Ward, J. R. Prance, John King Gamble, Erik Nielsen, Brandur Thorgrimsson, D. E. Savage, A. L. Saraiva, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Appl. Phys. Lett. 107, 103112 (2015). Article
- “High-fidelity resonant gating of a silicon-based quantum dot hybrid qubit,” Dohun Kim, D. R. Ward, C. B. Simmons, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, npj Quantum Information 1, 15004 (2015). Article
- “Electrical control of a long-lived spin qubit in a Si/SiGe quantum dot,” E. Kawakami, P. Scarlino, D. R. Ward, F. R. Braakman, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, M. A. Eriksson, and L. M. K. Vandersypen, Nature Nano 9, 666-670 (2014). Article
- “Quantum control and process tomography of a semiconductor quantum dot hybrid qubit,” Dohun Kim, Zhan Shi, C. B. Simmons, D. R. Ward, J. R. Prance, Teck Seng Koh, John King Gamble, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Nature 511, 70-74 (2014). Article
- “Decoherence of an exchange qubit by hyperfine interaction,” Jo-Tzu Hung, Jianjia Fei, Mark Friesen, and Xuedong Hu, Phys. Rev. B 90, 045308 (2014). Article
- “Two-axis control of a singlet-triplet qubit with an integrated micromagnet,” Xian Wu, D. R. Ward, J. R. Prance, Dohun Kim, John King Gamble, R.T. Mohr, Zhan Shi, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Proc. Nat. Acad. Sci. 111, 11938-11942 (2014). Article
- “Fast coherent manipulation of three-electron states in a double quantum dot,” 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, Nature Comm. 5, 3020 (2014). Article.
- “Tunneling in Nanoscale Devices,” Mark Friesen, M. Y. Simmons, and M. A. Eriksson, arXiv:1310.611
- “High-fidelity gates in quantum dot spin qubits,” Teck Seng Koh, S. N. Coppersmith, and Mark Friesen, PNAS 110, 19695 (2013). Article.
- “Disorder-induced valley-orbit hybrid states in Si quantum dots,” John King Gamble, M. A. Eriksson, S. N. Coppersmith, and Mark Friesen, Phys. Rev. B 88, 035310 (2013). Article.
- “Comparing algorithms for graph isomorphism using discrete- and continuous-time quantum random walks,” Kenneth Rudinger, John King Gamble, Eric Bach, Mark Friesen, Robert Joynt, and S. N. Coppersmith, J. Comput. and Theor. Nanoscience 10, 1653-1661 (2013). Article, arXiv:1207.4535.
- “Probing quantum phase transitions on a spin chain with a double quantum dot,” Yun-Pil Shim, Sangchul Oh, Jianjia Fei, Xuedong Hu, and Mark Friesen, Phys. Rev. B 87, 155405 (2013). Article
- “Power-law scaling for the adiabatic algorithm for search-engine ranking,” Adam Frees, John King Gamble, Kenneth Rudinger, Eric Bach, Mark Friesen, Robert Joynt, and S. N. Coppersmith, Phys. Rev. A 88, 032307 (2013). Article
- “Coherent quantum oscillations and echo measurements of a Si charge qubit,” Zhan Shi, C. B. Simmons, Daniel R. Ward, J. R. Prance, R. T. Mohr, Teck Seng Koh, John King Gamble, Xian Wu, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Phys. Rev. B 88, 075416 (2013). Article
- “Resonant adiabatic passage with three qubits,” Sangchul Oh, Yun-Pil Shim, Jianjia Fei, Mark Friesen, and Xuedong Hu, Phys. Rev. A 87, 022332 (2013). Article
- “Mediated gates between spin qubits,” Jianjia Fei, Dong Zhou, Yun-Pil Shim, Sangchul Oh, Xuedong Hu, and Mark Friesen, Phys. Rev. A 86, 062328 (2012). Article
- Pulse-Gated Quantum-Dot Hybrid Qubit, Teck Seng Koh, John King Gamble, Mark Friesen, M. A. Eriksson, and S. N. Coppersmith, Phys. Rev. Lett. 109, 250503 (2012). Article
- “Noninteracting multiparticle quantum random walks applied to the graph isomorphism problem for strongly regular graphs,” K. Rudinger, J. K. Gamble, M. Wellons, E. Bach, M. Friesen, R. Joynt, and S. N. Coppersmith, Phys. Rev. A 86, 022334 (2012). Article
- “Two-electron dephasing in single Si and GaAs quantum dots,” J. K. Gamble, M. Friesen, S. N. Coppersmith, and X. Hu, Phys. Rev. B 86, 035302 (2012). Article
- “Effect of randomness on quantum data buses of Heisenberg spin chains,” S. Oh, Y.-P. Shim, J. Fei, M. Friesen, and X. Hu, Phys. Rev. B 85, 224418 (2012). Article
- “Effective mass theory of monolayer d doping in the high density limit,” D. W. Drumm, L. C. L. Hollenberg, M. Y. Simmons, and M. Friesen, Phys. Rev. B 85, 155419 (2012). Article
- “Fast hybrid silicon double-quantum-dot qubit,” Z. Shi, C. B. Simmons, J. R. Prance, J. K. Gamble, T. S. Koh. Y.-P. Shim, X. Hu, D. E. Savage, M. G. Lagally, M. A. Eriksson, M. Friesen, and S. N. Coppersmith, Phys. Rev. Lett. 108, 140503 (2012). Article
- “Single-shot measurement of triplet-singlet relaxation in a Si/SiGe double quantum dot,” 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, M. A. Eriksson, Phys. Rev. Lett. 108, 046808 (2012). Article
- “Tunable Spin Loading and T1 of a Silicon Spin Qubit Measured by Single-Shot Readout,” C. B. Simmons, J. R. Prance, B. J. Van Bael, T. S. Koh, Z. Shi, D. E. Savage, M. G. Lagally, R. Joynt, M. Friesen, S. N. Coppersmith, and M. A. Eriksson, Phys. Rev. Lett. 106, 156804 (2011). Article
- “Controllable Anisotropic Exchange Coupling between Spin Qubits in Quantum Dots,” Yun-Pil Shim, Sangchul Oh, Xuedong Hu, and Mark Friesen Phys. Rev. Lett. 106, 180503 (2011). Article
- “Unconventional Transport in the “Hole” Regime of a Si Double Quantum Dot,” Teck Seng Koh, C. B. Simmons, M. A. Eriksson, S. N. Coppersmith, Mark Friesen, Phys. Rev. Lett. 106, 186801 (2011). Article
- “Single-shot measurement and tunnel-rate spectroscopy of a Si/SiGe few-electron quantum dot,” 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, Phys. Rev. B 84, 045307 (2011). Article
- “Cooling of cryogenic electron bilayers via the Coulomb interaction,” John King Gamble, Mark Friesen, Robert Joynt, and S. N. Coppersmith, Phys. Rev. B 84, 125321 (2011). Article
- “Tunable singlet-triplet splitting in a few-electron Si/SiGe quantum dot,” 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, Appl. Phys. Lett. 99, 233108 (2011). Article
- “Heisenberg spin bus as a robust transmission line for quantum-state transfer,” Sangchul Oh, Lian-Ao Wu, Yun-Pil Shim, Jianjia Fei, Mark Friesen, and Xuedong Hu Phys. Rev. A 84, 022330 (2011). Article
- “Spectroscopy of few-electron single-crystal silicon quantum dots,” M. Fuechsle, S. Mahapatra, F. A. Zwanenburg, M. Y. Simmons, M. Friesen, and M. A. Eriksson, Nature Nanotechn. 5, 502 (2010). Article
- “Even-odd effects of Heisenberg chains on long-range interaction and entanglement,” Sangchul Oh, Mark Friesen, and Xuedong Hu Phys. Rev. B 82, 140403 (2010). Article
- “Pauli Spin Blockade and Lifetime-Enhanced Transport in a Si/SiGe double quantum dot,” 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, and M. A. Eriksson, Phys. Rev. B 82, 245312 (2010). Article
- “Two-particle quantum walks applied to the graph isomorphism problem,” John King Gamble, Mark Friesen, Dong Zhou, Robert Joynt, and S. N. Coppersmith Phys. Rev. A 81, 052313 (2010). Article
- “Extended interface states enhance valley splitting in Si/SiO2,” A. L. Saraiva, Belita Koiller, Mark Friesen, Phys. Rev. B 82, 245314 (2010). Article
- “Fast tunnel rates in Si/SiGe one-electron single and double quantum dots,” M. Thalakulam, C. B. Simmons, B. M. Rosemeyer, D. E. Savage, M. G. Lagally, M. Friesen, S. N. Coppersmith, and M. A. Eriksson, Appl. Phys. Lett. 96, 183104 (2010). Article
- “Valley splitting in a Si/SiGe quantum point contact,” L. M. McGuire, M. Friesen, K. A. Slinker, S. N. Coppersmith, and M. A. Eriksson, New J. Phys. 12, 033039 (2010). Article
- “Theory of valley-orbit coupling in a Si/SiGe quantum dot,” M. Friesen and S. N. Coppersmith, Phys. Rev. B. 81, 115324 (2010). Article
- “Charge sensing and controllable tunnel coupling in a Si/SiGe double quantum dot,” C. B. Simmons, Madhu Thalakulam, B. M. Rosemeyer, B. J. Van Bael, E. K. Sackmann, D. E. Savage, M. G. Lagally, R. Joynt, M. Friesen, S. N. Coppersmith, and M. A. Eriksson, Nano Lett. 9, 3234 (2009). Article
- “Si/SiGe Quantum Devices, Quantum Wells, and Electron-Spin Coherence,” by J. L. Truitt, K. A. Slinker, K. L. M. Lewis, D. E. Savage, C. Tahan, L. J. Klein, R. Joynt, M. G. Lagally, D. W. van der Weide, S. N. Coppersmith, M. Friesen and M. A. Eriksson, in Topics in Applied Physics, vol. 115: Electron Spin Resonance and Related Phenomena in Low-Dimensional Structures, Ed. M. Fanciulli (Springer-Verlag, Berlin, 2009), p. 101. Article
- “Sidewall damage in plasma etching of Si/SiGe heterostructures,” R. Ding, L. J. Klein, Mark G. Friesen, M. A. Eriksson, and A. E. Wendt, Journ. Vac. Sci. and Technol. A 27, 836 (2009). Article
- “Spin blockade and lifetime-enhanced transport in a few-electron Si/SiGe double quan-tum dot,” Nakul Shaji, C. B. Simmons, Madhu Thalakulam, Levente J. Klein, Hua 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, Nature Physics 4, 540 (2008). Article
- “Multiscale theory of valley splitting,” S. Chutia, S. N. Coppersmith, and M. Friesen, Phys. Rev. B 77, 193311 (2008). Article
- “Top-gated few-electron double quantum dot in Si/SiGe,” N. Shaji, C. B. Simmons, L. J. Klein, Hua Qin, D. E. Savage, M.G. Lagally, S. N. Coppersmith, R. Joynt, M. Friesen, R. H. Blick, and M. A. Eriksson, Physica E 40, 520 (2008). Article
- News and Views: Quantum devices: Nanowires charge towards integration,” M. A. Eriksson and M. Friesen, Nature Nanotech. 2, 595 (2007). Article
- “Efficient Multiqubit Entanglement via a Spin Bus,” Mark Friesen, Asoka Biswas, Xuedong Hu, and Daniel Lidar, Phys. Rev. Lett. 98, 230503 (2007). Article
- “Valley splitting theory of SiGe/Si/SiGe quantum wells,” M. Friesen, S. Chutia, C. Tahan, and S. N. Coppersmith, Phys Rev. B 75, 115318 (2007). Article
- “Controllable valley splitting in silicon quantum devices,” S. Goswami, K. A. Slinker, M. Friesen, L. M. McGuire, J. L. Truitt, C. Tahan, L. J. Klein, J. O. Chu, P. M. Mooney, D. W. van der Weide, R. Joynt, S. N. Coppersmith, and M. A. Eriksson, Nature Physics 3, 41 (2007). Article
- “Magnetic field dependence of valley splitting in realistic Si/SiGe quantum wells,” M. Friesen, M. A. Eriksson, and S. N. Coppersmith, Appl. Phys. Lett. 89, 202106 (2006). Article
- “Detection and measurement of the Dzyaloshinskii-Moriya interaction in double quantum dot systems,” S. Chutia, M. Friesen, and R. Joynt, Phys. Rev. B. 73, 241304 (2006). Article
- “Elastically relaxed free-standing strained-silicon nanomembranes,” M. M. Roberts, L. J. Klein, D. E. Savage, K. A. Slinker, M. Friesen, G. Celler, M. A. Eriksson, and M. G. Lagally, Nature Materials 5, 388 (2006). Article
- “Quantum dots and etch-induced depletion of a silicon two-dimensional electron gas,” L. J. Klein, K. L. M. Lewis, K. A. Slinker, S. Goswami, D. W. van der Weide, R. H. Blick, P. M. Mooney, J. O. Chu, S. N. Coppersmith, M. Friesen, and M. A. Eriksson, J. Appl. Phys. 99, 023509 (2006). Article
- “Quantum Dots in Si/SiGe 2DEGs with Schottky top-gated leads,” K. A. Slinker, K. L. M. Lewis, C. C. Haselby, S. Goswami, L. J. Klein, J. O. Chu, S. N. Coppersmith, R. Joynt, R. H. Blick, M. Friesen, and M. A. Eriksson, New Journ. Phys. 7, 246 (2005). Article
- “Theory of the Stark Effect for P donors in Si,” Mark Friesen, Phys. Rev. Lett. 94, 186403 (2005). Article
- “Vortex dynamics differences due to twin-boundary pinning anisotropy in YBa2Cu3Ox at low temperatures for H parallel to ab planes,” S. Salem-Sugui, A. D. Alvarenga, M. Friesen, K. C. Goretta, O. F. Schilling, F. G. Gandra, B. W. Veal, and P. Paulikas, Phys. Rev. B 71, 024503 (2005). Article
- “Spin-based Quantum Dot Quantum Computing in Silicon,” M. A. Eriksson, M. Friesen, S. N. Coppersmith, R. Joynt, L. J. Klein, K. Slinker, C. Tahan, P. M. Mooney, J. O. Chu, and S. J. Koester, Quant. Inform. Process. 3, 133 (2004). Article
- “Valley splitting in low-density quantum-confined heterostructures studied using tight-binding models,” T. B. Boykin, G. Klimeck, M. Friesen, S. N. Coppersmith, P. von Allmen, F. Oyafuso, and S. Lee, Phys. Rev. B. 70, 165325 (2004). Article
- “Lowest Landau level diamagnetic fluctuations in niobium,” S. Salem-Sugui, M. Friesen, A. D. Alvarenga, et al., Physica C 408-410, 664 (2004). Article
- “One-spin quantum logic gates from the exchange interaction and a global magnetic field,” L.-A. Wu, D. A. Lidar, and M. Friesen, Phys. Rev. Lett. 93, 030501 (2004). Article
- “Coulomb Blockade in a Si:SiGe Two-Dimensional Electron Gas Quantum Dot,” 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, Charles Tahan, Robert Joynt, M. A. Eriksson, Appl. Phys. Lett. 84, 4047 (2004). Article
- “Valley splitting in strained silicon quantum wells,” T. B. Boykin, G. Klimeck, M. A. Eriksson, M. Friesen, S. N. Coppersmith, P. von Allmen, F. Oyafuso, and S. Lee, Appl. Phys. Lett. 84, 115 (2004). Article
- “Spin readout and initialization in a semiconductor quantum dot,” M. Friesen, C. Tahan, R. Joynt, and M. A. Eriksson, Phys. Rev. Lett. 92, 037901 (2004). Article
- “Pseudo-Digital Qubits: A General Approach,” M. Friesen, R. Joynt, and M. A. Eriksson,” in Proceedings of the 6th International Conference on Quantum Communication, Measurement and Computing (QCMC02) (Rinton Press, Princeton, NJ, 2003), pp. 271-274. Article
- “Practical design and simulation of silicon-based quantum dot qubits,” M. Friesen, P. Rugheimer, D. E. Savage, et al., Phys. Rev. B 67, 121301 (R) (2003). Article
- “Pseudo-digital quantum bits,” M. Friesen, R. Joynt, and M. A. Eriksson, Appl. Phys. Lett. 81, 4619 (2002). Article
- “Experimental observation of high-field diamagnetic fluctuations in niobium,” S. Salem-Sugui, M. Friesen, A. D. Alvarenga, et al., Phys. Rev. B 66, 134521 (2002). Article
- “Decoherence of electron spin qubits in Si-based quantum computers,” C. Tahan, M. Friesen, R. Joynt, Phys. Rev. B 66, 035314 (2002). Article
- “Comparison of magnetic- and chemical-boundary roughness in magnetic films and multilayers,” J. J. Kelly, B. M. Barnes, F. Flack, et al., J. Appl. Phys. 91, 9978-9986 (2002). Article
- “Study of vortices fluctuations in deoxygenated YBaCuO single crystals,” S. Salem-Sugui, M. Friesen, A. D. Alvarenga, et al., J. Magn. Magn. Mater 226, 304-306 (2001). Article
- “Reply to Comment on ‘Temperature dependence of the second magnetization peak in a deoxygenated YBa2Cu3O6.65 single crystal,'” S. Salem-Sugui, A. D. Alvarenga, M. Friesen, et al., Phys. Rev. B 63, 216502 (2001). Article
- “Nonlinear current flow in superconductors with restricted geometries,” M. Friesen, A. Gurevich, Phys. Rev. B 63, 064521 (2001). Article
- “Nonlinear current flow and electric field domains in inhomogeneous superconductors,” A. Gurevich, M. Friesen, V. Vinokur, Physica C 341, 1249-1250 (2000). Article
- “Nonlinear transport current flow in superconductors with planar obstacles,” A. Gurevich, M. Friesen, Phys. Rev. B 62, 4004-4025 (2000). Article
- “Dynamic scaling of I-V data for the neutral 2D Coulomb gas,” S. W. Pierson, M. Friesen, Physica B 284, 610-611 (2000). Article
- “On the periodic behavior of solutions to a diffusion problem describing currents in a high-temperature superconductor,” P. Bauman, M. Friesen, and D. Phillips, Physica D 137, 172-191 (2000). Article
- “Dynamic scaling for two-dimensional superconductors, Josephson-junction arrays, and superfluids,” S. W. Pierson, M. Friesen, S. M. Ammirata, et al., Phys. Rev B 60, 1309-1325 (1999). Article
- “Temperature dependence of the second magnetization peak in a deoxygenated YBa2Cu3O6.65 single crystal,” S. Salem-Sugui, L. Ghivelder, M. Friesen, et al., Phys. Rev. B 60, 102-105 (1999). Article
- “Dynamic scaling for 2D superconductors in zero magnetic field,” S. M. Ammirata, M. Friesen, S. W. Pierson, et al., Physica C 313, 225-231 (1999). Article
- “Two-phase region of vortex-solid melting: 3D XY theory,” M. Friesen, P. Muzikar, Europhys. Lett. 43, 65-70 (1998). Article
- “3D XY scaling theory of the superconducting phase transition,” M. Friesen, P. Muzikar, Physica C 302, 67-77 (1998). Article
- “Order parameter and magnetic field of a vortex line pinned at a point defect: Ginzburg-Landau theory,” M. Friesen, P. Muzikar, Phys. Rev. B 57, 2709-2712 (1998). Article
- “Universality of glass scaling in a YBa2Cu3O7- thin film,” K. Moloni, M. Friesen, S. Li, et al., Phys. Rev. B 56, 14784-14789 (1997). Article
- “3D XY and lowest Landau level fluctuations in deoxygenated YBa2Cu3O7- thin films,” K. Moloni, M. Friesen, S. Li, et al., Phys. Rev. Lett. 78, 3173-3176 (1997). Article
- “Superconducting impurity terms in the Ginzburg-Landau equations and supercurrent: A microscopic theory,” M. Friesen, P. Muzikar, Phys. Rev. B 55, 509-514 (1997). Article
- “Ginzburg-Landau impurity terms for unconventional superconductors,” M. Friesen, P. Muzikar, Czeck J. Phys. 46, 1061-1062 Suppl. 2 (1996).
- “Robust critical behavior in YBa2Cu3O7 thin films,” M. Friesen, J. Deak, L. F. Hou, et al., Phys. Rev. B 54, 3525-3529 (1996). Article
- “Microscopic theory of vortex pinning: Impurity terms in the Ginzburg-Landau free energy,” M. Friesen, P. Muzikar, Phys. Rev. B 53, 11953-11956 (1996). Article
- “Critical and noncritical behavior of the Kosterlitz-Thouless-Berezinskii transition,” M. Friesen, Phys. Rev. B 53, R514-R517 (1996). Article
- “Unpaired vortices and layer decoupling in quasi-2-dimensional superconductors”a model calculation,” M. Friesen, Phys. Rev. B 51, 12786-12796 (1995). Article
- “Vortex unbinding and layer decoupling in a quasi-2-dimensional superconductor,” M. Friesen, Phys. Rev. B 51, 632-635 (1995). Article
- “1st-order unbinding transition in layered superconductors,” M. G. Friesen, Physica B 194, 1691-1692 Part 2 (1994). Article