Recent Publications

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) [Journal]
Toward Robust Autotuning of Noisy Quantum Dot Devices,” J. Ziegler, T. McJunkin, E. S. Joseph, Sandesh S. Kalantre, B. Harpt, D. E. Savage, M. G. Lagally, M. A. Eriksson, Jacob M. Taylor, and Justyna P. Zwolak, Phys. Rev. Applied 17, 024069 (2022) [arXiv | Journal]
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) [Journal]
A Simple Numerical Method for Evaluating Heat Dissipation from Wires in Arbitrary Shapes with Periodic Applied Heating,” G. R. Jaffe, Victor W. Brar, M. G. Lagally, and M. A. Eriksson, Appl. Phys. Lett. 119, 163501 (2021) [arXiv | Journal]
High precision differential clock comparisons with a multiplexed optical lattice clock,” X. Zheng, J. Dolde, V. Lochab, B.N. Merriman, H. Li, and S. Kolkowitz, out for review at Nature, pre-print available at: arXiv:2109.12237 (2021) [arXiv]
Long-range two-hybrid-qubit gates mediated by a microwave cavity with red sidebands,” J. C. Abadillo-Uriel, Cameron King, S. N. Coppersmith, and Mark Friesen, Phys. Rev. A 104, 032612 (2021) [Journal]
D. C. Gold,” P. Huft, C. Young, A. Safari, T. G. Walker, M. Saffman, and D. D. Yavuz Spatial Coherence of Light in Collective Spontaneous Emission, arXiv: 2112.07580 (2021)
Coherent control and spectroscopy of a semiconductor quantum dot Wigner molecule,” J. Corrigan, J. P. Dodson, H.E. Ercan, J. C. Abadillo-Uriel, B. Thorgrimsson, T. J. Knapp, Nathan Holman, T. McJunkin, S. F. Neyens, E. R. MacQuarrie, R. H. Foote, L. F. Edge, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, Phys. Rev. Lett. 127, 127701 (2021) [arXiv | Journal]
Probing charge dynamics in diamond with an individual color center,” A. Gardill, I. Kemeny, M.C. Cambria, Y. Li, H.T. Dinani, A. Norambuena, J.R. Maze, V. Lordi, and S. Kolkowitz, Nano Letters, 21 (16), 6960-6966 (2021) [Journal]
Strong electron-electron interactions in Si/SiGe quantum dots,” H. Ekmel Ercan, S. N. Coppersmith, and Mark Friesen, Phys. Rev. B 104, 235302 (2021) [Journal]
3D integration and measurement of a semiconductor double quantum dot with a high-impedance TiN resonator,” Nathan Holman, D. Rosenberg, D. Yost, J.L. Yoder, R. Das, W.D. Oliver, R. McDermott, and M. A. Eriksson, npj Quant. Inf. 7, 137 (2021) [arXiv | Journal]
144 M. J. Cervia,” A. B. Balantekin, S. N. Coppersmith, C. W. Johnson, P. J. Love, C. Poole, K. Robbins, and M. Saffman, Lipkin model on a quantum computer, Phys. Rev. C 104, 024305 (2021)
Materials challenges for quantum technologies based on color centers in diamond,” L.V.H. Rodgers, L.B. Hughes, M. Xie, P.C. Maurer, S. Kolkowitz, A.C. Bleszynski Jayich, and N.P. de Leon, MRS Bulletin, 46, 623-633 (2021) [Journal]
Magnetic gradient free two axis control of a valley spin qubit in SiGe,” Y.-Y. Liu, L.A. Orona, S. F. Neyens, E. R. MacQuarrie, M. A. Eriksson, and A. Yacoby, Phys. Rev. Lett. 16, 024029 (2021) [arXiv | Journal]
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) [Journal]
143 F. Robicheaux,” T. M. Graham, and M. Saffman, Photon-recoil and laser-focusing limits to Rydberg gate fidelity, Phys. Rev. A 103, 022424 (2021)
Dual isotope NMR gyro,” TG Walker, SS Sorensen, and ZS Yardim, Optical and Quantum Sensing and Precision Metrology 11700, 117002O (2021) [GScholar]
Speedup of the Quantum Adiabatic Algorithm using Delocalization  Catalysis, Chenfeng Cao, Jian Xue, Nic Shannon, Robert Joynt,arXiv:2007.11212,Phys. Rev. Research 3, 013092 (2021)    [arXiv]
High-Density Covalent Grafting of Spin-Active Molecular Moieties to Diamond Surfaces,” B.F. Bachman, Z.R. Jones, G.R. Jaffe, J. Salman, R. Wambold, Z. Yu, J.T. Choy, S.J. Kolkowitz, M.A. Eriksson, M.A. Kats, and R.J. Hamers, Langmuir, 37 (30), 9222-9231 (2021) [Journal]
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) [Journal]
Radio frequency reflectometry in silicon-based quantum dots,” Y.-Y. Liu, S. G. J. Philips, L.A. Orona, N. Samkharadze, T. McJunkin, E. R. MacQuarrie, M. A. Eriksson, L. M. K. Vandersypen, and A. Yacoby, Phys. Rev. Applied 16, 014057 (2021) [arXiv | Journal]
Impacts of random filling on spin squeezing via Rydberg dressing in optical clocks,” J. Van Damme, X. Zheng, M. Saffman, M.G. Vavilov, and S. Kolkowitz, PRA, 103, 023106 (2021) [Journal]
142 E. Altman,” K. R. Brown, G. Carleo, L. D. Carr, E. Demler, C. Chin, B. DeMarco, S. E. Economou8 M. A. Eriksson, K.-M. C. Fu, M. Greiner, K. R.A. Hazzard, R. G. Hulet, A. J. Kollár, B. L. Lev, M. D. Lukin, R. Ma, X. Mi, S. Misra, C. Monroe, K. Murch, Z. Nazario, K.-K. Ni, A. C. Potter, P. Roushan, M. Saffman, M. Schleier-Smith, I. Siddiqi, R. Simmonds, M. Singh, I.B. Spielman, K. Temme, D. S. Weiss, J. Vuckovic, V. Vuletic, J. Ye, and M. Zwierlein, Quantum Simulators: Architectures and Opportunitiesr, PRX Quantum 2, 017003 (2021)
State-dependent phonon-limited spin relaxation of nitrogen-vacancy centers,” M.C. Cambria, A. Gardill, Y. Li, A. Norambuena, J.R. Maze, and S. Kolkowitz, Physical Review Research, 3, 013123 (2021) [Journal]
Ray-Based Framework for State Identification in Quantum Dot Devices,” Justyna P. Zwolak, T. McJunkin, Sandesh S. Kalantre, S. F. Neyens, E. R. MacQuarrie, M. A. Eriksson, and Jacob M. Taylor, PRX Quantum 2, 020335 (2021) [arXiv | Journal]
141 Y. Xiao,” Z. Yu, R. A. Wambold, H. Mei, G. Hickman, R. H. Goldsmith, M. Saffman and M. A. Kats, Efficient generation of optical bottle beams, Nanophot. 10, 2893 (2021)
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) [Journal]
Adjoint-optimized nanoscale light extractor for nitrogen-vacancy centers in diamond,” R.A. Wambold, Z. Yu, Y. Xiao, B. Bachman, G. Jaffe, S. Kolkowitz, J.T. Choy, M. Eriksson, R.J. Hamers, and M.A. Kats, Nanophotonics, 10(1), 393-401 (2021) [Journal]
Fabrication process and failure analysis for robust quantum dots in silicon,” J. P. Dodson, Nathan Holman, B. Thorgrimsson, S. F. Neyens, E. R. MacQuarrie, T. McJunkin, R. H. Foote, L. F. Edge, S. N. Coppersmith, and M. A. Eriksson, Nanotech. 31, 505001 (2020) [arXiv | Journal]
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) [Journal]
All-optical intrinsic atomic gradiometer with sub-20 fT/cm/√ Hz sensitivity in a 22 µT earth-scale magnetic field,” AR Perry, MD Bulatowicz, M Larsen, TG Walker, and R Wyllie, Optics Express 28 (24), 36696-36705, 1 (2020) [GScholar]
V. N. Premakumar,” M. Saffman, and R. Joynt, Measurement-free error correction with coherent ancillas  arXiv 2007.09804 (2020)
Progress Towards a Capacitively Mediated CNOT Between Two Charge Qubits in Si/SiGe,” E. R. MacQuarrie, S. F. Neyens, J. P. Dodson, J. Corrigan, B. Thorgrimsson, Nathan Holman, M. Palma, L. F. Edge, Mark Friesen, S. N. Coppersmith, and M. A. Eriksson, npj Quant. Inf. 6, 81 (2020) [arXiv | Journal]
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) [Journal]
Atomic interferometer system,” MS Larsen, TG Walker, and JM Brown, US Patent App. 16/866,931 (2020) [GScholar]
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) [Journal]
Pulsed-beam atomic magnetometer system,” MD Bulatowicz, TG Walker, and MS Larsen, US Patent 10,823,790, 2 (2020) [GScholar]
Three-Omega Thermal-Conductivity Measurements with Curved Heater Geometries,” G. R. Jaffe, Keenan J. Smith, Victor W. Brar, M. G. Lagally, and M. A. Eriksson, Appl. Phys. Lett. 117, 073102 (2020) [arXiv | Journal]
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) [Journal]