Publications

Reversible phasonic control of a quantum phase transition in a quasicrystal. T. Shimasaki, Y. Bai, H.E. Kondakci, P. Dotti, J.E. Pagett, A.R. Dardia, M. Prichard, A. Eckardt, and D.M. Weld, Phys. Rev. Lett. 133, 083405 (2024).
Measuring a localization phase diagram controlled by the interplay of disorder and driving. P. Dotti, Y. Bai, T. Shimasaki, A.R. Dardia, and D.M. Weld, arXiv:2406.00214 (2024).
Tessellated phase diagram and extended criticality in driven quasicrystals and quantum Hall matter. Y. Bai and D.M. Weld, arXiv:2406.01445 (2024).
Analog simulation of high harmonic generation in atoms. J. Argüello-Luengo, J. Rivera-Dean, P. Stammer, A.S. Maxwell, D.M. Weld, M.F. Ciappina, and M. Lewenstein, PRX Quantum 5, 010328 (2024).
Anomalous localization in a kicked quasicrystal. T. Shimasaki, M. Prichard, H.E. Kondakci, J.E. Pagett, Y. Bai, P. Dotti, A. Cao, T.-C. Lu, T. Grover, and D.M. Weld, Nature Physics 20, 409–414 (2024). See also the accompanying viewpoint article "A kicked quasicrystal" by Julian Leonard.
Role of Oxygen in Laser Induced Contamination at Diamond-Vacuum Interfaces. S. Parthasarathy, M. Joos, L.B. Hughes, S.A. Meynell, T.A. Morrison, J.D. Risner-Jamtgaard, D.M. Weld, K. Mukherjee, and A.C.B. Jayich, arXiv:2401.06942 (2024).
Thermodynamic engine with a quantum degenerate working fluid. E.Q. Simmons, R. Sajjad, K. Keithley, H. Mas, J.L. Tanlimco, E. Nolasco-Martinez, Y. Bai, G.H. Fredrickson, and D.M. Weld. Phys. Rev. Research 5, L042009 (2023).
Interaction-driven breakdown of dynamical localization in a kicked quantum gas. A. Cao, R. Sajjad, H. Mas, E.Q. Simmons, J.L. Tanlimco, E. Nolasco-Martinez, T. Shimasaki, H.E. Kondakci, V. Galitski, and D.M. Weld. Nature Physics 18, 1302–1306 (2022). See also the accompanying viewpoint on "Kicked rotors back in action" and our "behind the paper" blog post.
Protecting qubit coherence by spectrally engineered driving of the spin environment. M. Joos, D. Bluvstein, Y. Lyu, D.M. Weld, and A.B. Jayich. npj Quantum Information 8, 47 (2022).
Observation of the quantum boomerang effect. R. Sajjad, J.L. Tanlimco, H. Mas, A. Cao, E. Nolasco-Martinez, E.Q. Simmons, F.L.N. Santos, P. Vignolo, T. Macrì, and D.M. Weld. Phys. Rev. X 12, 011035 (2022). (Featured with a commentary in APS Physics.)
Construction of Fractal Order and Phase Transition with Rydberg Atoms. N.E. Myerson-Jain, S. Yan, D.M. Weld, and C. Xu. Phys. Rev. Lett. 128, 017601 (2022).
Experimental Realization of the Kicked Aubry-André-Harper Hamiltonian. T. Shimasaki, H.E. Kondakci, M. Prichard, J. Pagett, Y. Bai, P. Dotti, A. Cao, T.-C. Lu, T. Grover, and D.M. Weld Conference on Lasers and Electro-Optics, Technical Digest Series, FM4D.3 (2022).
Roadmap on Integrated Quantum Photonics. G. Moody et al. J. Phys. Photonics 4, 012501 (2022).
Localization and delocalization in kicked quantum matter. T. Shimasaki, R. Sajjad, J.E. Pagett, and D.M. Weld Proc. SPIE 12243, 1224302 (2022).
ℤ2 phases and Majorana spectroscopy in paired Bose-Hubbard chains. S. Vishveshwara and D.M. Weld. Phys. Rev. A 103, L051301 (2021).
Transport controlled by Poincaré orbit topology in a driven inhomogeneous lattice gas. A. Cao, R. Sajjad, E.Q. Simmons, C.J. Fujiwara, T. Shimasaki, and D.M. Weld. Phys. Rev. Research 2, 032032(R) (2020).
Probing Nonexponential Decay in Floquet–Bloch Bands. A. Cao, C.J. Fujiwara, R. Sajjad, E.Q. Simmons, E. Lindroth, and D.M. Weld. Zeitschrift für Naturforschung A 75, 5, 443-448 (2020). (Invited publication in special issue on "Physics of Non-Equilibrium Systems.")
Phasonic Spectroscopy of a Quantum Gas in a Quasicrystalline Lattice. S.V. Rajagopal, T. Shimasaki, P. Dotti, M. Raciunas, R. Senaratne, E. Anisimovas, A. Eckardt, and D.M. Weld. Phys. Rev. Lett. 123, 223021 (2019).
Quantifying and controlling prethermal nonergodicity in interacting Floquet matter. K. Singh, K. M. Fujiwara, Z. A. Geiger, E. Q. Simmons, M. Lipatov, A. Cao, P. Dotti, S. V. Rajagopal, R. Senaratne, T. Shimasaki, M. Heyl, A. Eckardt, and D. M. Weld. Phys. Rev. X. 9, 041021 (2019).
Transport in Floquet-Bloch bands. K. M. Fujiwara, K. Singh, Z. A. Geiger, R. Senaratne, S. Rajagopal, M. Lipatov, and D. M. Weld. Phys. Rev. Lett. 122, 010402 (2019).
Observation and uses of position-space Bloch oscillations in an ultracold gas. Z. A. Geiger, K. M. Fujiwara, K. Singh, R. Senaratne, S. V. Rajagopal, M. Lipatov, T. Shimasaki, R. Driben, V. V. Konotop, T. Meier, and D. M. Weld.
Phys. Rev. Lett. 120, 213201 (2018). (Selected as an Editor's Choice, and featured in APS Physics)
Quantum simulation of ultrafast dynamics using trapped ultracold atoms. R. Senaratne, S. V. Rajagopal, T. Shimasaki, P. E. Dotti, K. M. Fujiwara, K. Singh, Z. A. Geiger, and D. M. Weld. Nature Communications 9, 2065 (2018).
Energy Harvesting with a Liquid-Metal Microfluidic Influence Machine. C. Conner, T. de Visser, J. Loessberg, S. Sherman, A. Smith, S. Ma, M. Napoli, S. Pennathur, and D. M. Weld. Phys. Rev. Applied 9, 044008 (2018).
Experimental Realization of a Relativistic Harmonic Oscillator. K. M. Fujiwara, Z. A. Geiger, K. Singh, R. Senaratne, S. V. Rajagopal, M. Lipatov, T. Shimasaki, and D. M. Weld. New J. Phys. 20, 063027 (2018).
Observation of two-beam collective scattering phenomena in a Bose-Einstein condensate. I. Dimitrova, W. Lunden, J. Amato-Grill, N. Jepsen, Y. Yu, M. Messer, T. Rigaldo, G. Puentes, D.M. Weld, and W. Ketterle. Phys. Rev. A 96, 051603(R) (2017).
Quantum Emulation of Extreme Non-equilibrium Phenomena with Trapped Atoms. S. V. Rajagopal, K. M. Fujiwara, R. Senaratne, K. Singh, Z. A. Geiger, and D. M. Weld. Ann. Phys. 529, 1700008 (2017).
Photoacoustic ultrasound sources from diffusion-limited aggregates. K. Patel, M. Brubaker, A. Kotlerman, R. Salazar, E. Wolf, and D. M. Weld. Appl. Phys. Lett. 109, 183109 (2016).
Fibonacci Optical Lattices for Tunable Quantum Quasicrystals. K. Singh, K. Saha, S. A. Parameswaran, and D. M. Weld. Phys. Rev. A 92, 063426 (2015).
Adiabatic cooling of bosons in lattices to magnetically ordered quantum states. J. Schachenmayer, D. M. Weld, H. Miyake, G. A. Siviloglou, A. J. Daley, and W. Ketterle. Phys. Rev. A 92, 041602(R) (2015).
Effusive Atomic Oven Nozzle Design Using an Aligned Microcapillary Array. R. Senaratne, S. Rajagopal, Z. Geiger, K. Fujiwara, V. Lebedev, and D. M. Weld. Rev. Sci. Instrum. 86, 023105 (2015).
Self-assembled Zeeman slower based on spherical permanent magnets. V. Lebedev and D. M. Weld. J. Phys. B: At. Mol. Opt. Phys. 47, 155003 (2014). (Cover Article)
Bragg scattering as a probe of atomic wavefunctions and quantum phase transitions in optical lattices. H. Miyake, G. Siviloglou, G. Puentes, D. E. Pritchard, W. Ketterle, and D. M. Weld. Phys. Rev. Lett. 107, 175302 (2011).
Spin gradient demagnetization cooling of ultracold atoms. P. Medley, D. M. Weld, H. Miyake, D. E. Pritchard, and W. Ketterle. Phys. Rev. Lett. 106, 195301 (2011).
Towards quantum magnetism with ultracold atoms. D. M. Weld and W. Ketterle. J. Phys. Conf. Ser. 264, 012017 (2011).
Thermometry and refrigeration in the two-component Mott insulator. D. M. Weld, H. Miyake, P. Medley, D. E. Pritchard, and W. Ketterle. Phys. Rev. A 82, 051603(R) (2010).
Spin gradient thermometry for ultracold atoms in optical lattices. D. M. Weld, P. Medley, H. Miyake, D. Hucul, D. E. Pritchard, and W. Ketterle. Phys. Rev. Lett. 103, 245301 (2009).
New apparatus for detecting micron-scale deviations from Newtonian gravity. D. M. Weld, J. Xia, B. Cabrera, and A. Kapitulnik. Phys. Rev. D 77, 062006 (2008).
Improved constraints on non-Newtonian forces at 10 microns. A. A. Geraci, S. J. Smullin, D. M. Weld, J. Chiaverini, and A. Kapitulnik. Phys. Rev. D 78, 022002 (2008).
Feedback control and characterization of a microcantilever using optical radiation pressure. D. M. Weld and A. Kapitulnik. Appl. Phys. Lett. 89, 164102 (2006).
Constraints on Yukawa-type deviations from Newtonian gravity at 20 microns. S. J. Smullin, A. A. Geraci, D. M. Weld, J. Chiaverini, S. Holmes and A. Kapitulnik. Phys. Rev. D 72, 122001 (2005).
Testing gravity at short distances. S.J. Smullin, A.A. Geraci, D. M. Weld, and A. Kapitulnik. In SLAC Summer Institute on Particle Physics, Aug 2004.
New experimental constraints on non-Newtonian forces below 100 microns. J. Chiaverini, S.J. Smullin, A.A. Geraci, D. M. Weld, and A. Kapitulnik. Phys. Rev. Lett. 90, 151101 (2003).
Cryogenic IR/Optical/UV Fast Spectrophotometers for the Study of Time-Variable Astronomical Sources. A.J. Miller, B. Cabrera; R.W. Romani, J.M. Martinis, S.W. Nam, D.M. Weld, J.P. Castle. Proc. SPIE 4131, 278 (2000).

Dissertations

Graduate
Cold Atoms in Dynamic Quasiperiodic Optical Lattices. Peter Dotti. Ph.D. Thesis, UC Santa Barbara (2024).
(Thermo)Dynamics of Ultracold Quantum Degenerate Gases. E. Quinn Simmons. Ph.D. Thesis, UC Santa Barbara (2024).
Driving Fast and Slow: Dynamics of Periodically Modulated Quantum Gases. Roshan Sajjad. Ph.D. Thesis, UC Santa Barbara (2024).
Dynamics of Ultracold Lithium in Modulated Optical Lattices. Cora Fujiwara. Ph.D. Thesis, UC Santa Barbara (2019).
Realizing and probing driven quantum systems with ultracold gases. Shankari Rajagopal. Ph.D. Thesis, UC Santa Barbara (2019).
Floquet Engineering with Ultracold Lithium in Optical Lattices. Kevin Singh. Ph.D. Thesis, UC Santa Barbara (2019).
Quantum Simulation of Strongly-Driven Systems Using Ultracold Lithium and Strontium. Ruwan Senaratne. Ph.D. Thesis, UC Santa Barbara (2018).
An Apparatus for Dynamical Quantum Emulation Using Ultracold Lithium. Zachary Geiger. Ph.D. Thesis, UC Santa Barbara (2017).
Undergraduate
Studying quantum dynamics in driven degenerate gases. Alec Cao. Undergraduate Dissertation, UC Santa Barbara (2021).
New Experimental Approaches in Atomic Physics, Quantum Interfaces, and Energy Harvesting Technology. Shuo Ma. Undergraduate Dissertation, UC Santa Barbara (2018).
Photoacoustic Phenomena in Diffusion-Limited Aggregates. Morgan Brubaker. Undergraduate Dissertation, UC Santa Barbara (2017).
Dynamic control of optical traps for ultracold atoms. Jacob Hines. Undergraduate Dissertation, UC Santa Barbara (2016).
Broadband optical ultrasound generation and beam-forming with diffusion limited aggregates. Krutik Patel. Undergraduate Dissertation, UC Santa Barbara (2015).
Tunable bichromatic lattices for ultracold quantum simulation. Alan Long. Undergraduate Dissertation, UC Santa Barbara (2015).
Dynamic thermal properties of nanostructured films. Eli Wolf. Undergraduate Dissertation, UC Santa Barbara (2015).
Generating light for the laser cooling of lithium and strontium. Anne Hébert. Undergraduate Dissertation, UC Santa Barbara (2014).
Water-cooling system and interlock for atom-trap magnets. Dylan Kennedy. Undergraduate Dissertation, UC Santa Barbara (2014).
Generation of repumping light for ultracold strontium experiments. Erica Mason. Undergraduate Dissertation, UC Santa Barbara (2013).
Magneto-optical trapping of lithium. Erik Anciaux. Undergraduate Dissertation, UC Santa Barbara (2013).
Synthesis and characterization of stochastically nanostructured metallic films. Alexander Kotlerman. Undergraduate Dissertation, UC Santa Barbara (2013).
Design, construction, and operation of an apparatus for detecting short-length-scale deviations from Newtonian gravity. D. M. Weld. Ph.D. Dissertation, Stanford University (2007).