• Author(s): Hsin-Yuan Huang, Richard Kueng, and John Preskill On average, classical and quantum machine learning techniques are comparable, but for accurate predictions on all inputs, there can be exponential quantum advantage. [Phys. Rev. Lett. 126, 190505] Published Fri May 14, 2021
  • Author(s): Vladimir V. Soshenko, Stepan V. Bolshedvorskii, Olga Rubinas, Vadim N. Sorokin, Andrey N. Smolyaninov, Vadim V. Vorobyov, and Alexey V. Akimov A small device performs rotational measurements using nuclear spins in a diamond wafer, paving the way for microchip-sized gyroscopes. [Phys. Rev. Lett. 126, 197702] Published Fri May 14, 2021
  • Author(s): Jinwon Lee, Kyung-Hwan Jin, and Han Woong Yeom A new experimental method based on adsorption can indicate whether a material is a Mott insulator or a common insulator. [Phys. Rev. Lett. 126, 196405] Published Thu May 13, 2021
  • Author(s): J.-N. Schmidt, J. Hertkorn, M. Guo, F. Böttcher, M. Schmidt, K. S. H. Ng, S. D. Graham, T. Langen, M. Zwierlein, and T. Pfau Radial and angular roton excitations are observed in an oblate dipolar Bose-Einstein condensate around the phase transition to a 2D droplet crystal. [Phys. Rev. Lett. 126, 193002] Published Wed May 12, 2021
  • Author(s): Darren J. Batey, Frederic Van Assche, Sander Vanheule, Matthieu N. Boone, Andrew J. Parnell, Oleksandr O. Mykhaylyk, Christoph Rau, and Silvia Cipiccia Researchers have scaled down x-ray ptychography—a high-resolution imaging technique that used to require large, expensive facilities—for use in the lab. [Phys. Rev. Lett. 126, 193902] Published Wed May 12, 2021
  • Author(s): Maximilian Patzauer and Katharina Krischer Self-organized multifrequency clusters in n-doped silicon wafers emerge from a uniform oscillatory state during electrodissolution at low-intensity photoexcitation. [Phys. Rev. Lett. 126, 194101] Published Mon May 10, 2021
  • Author(s): Li-kun Shi, Dong Zhang, Kai Chang, and Justin C. W. Song The nonlinear shift current (associated with the bulk photovoltaic effect) in centrosymmetric crystals, known to be absent in crystals with inversion symmetry, could still be activated by a photon-drag effect. [Phys. Rev. Lett. 126, 197402] Published Mon May 10, 2021